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-rw-r--r--drivers/acpi/nfit/core.c66
-rw-r--r--drivers/android/binderfs.c282
-rw-r--r--drivers/ata/pata_macio.c9
-rw-r--r--drivers/ata/sata_inic162x.c22
-rw-r--r--drivers/base/power/runtime.c10
-rw-r--r--drivers/char/ipmi/ipmi_msghandler.c173
-rw-r--r--drivers/char/ipmi/ipmi_ssif.c25
-rw-r--r--drivers/char/mwave/mwavedd.c7
-rw-r--r--drivers/clk/Kconfig1
-rw-r--r--drivers/clk/clk-versaclock5.c4
-rw-r--r--drivers/clk/clk.c16
-rw-r--r--drivers/clk/imx/clk-frac-pll.c5
-rw-r--r--drivers/clk/imx/clk-imx8qxp-lpcg.c2
-rw-r--r--drivers/clk/mmp/clk-of-mmp2.c4
-rw-r--r--drivers/clk/qcom/Kconfig1
-rw-r--r--drivers/clk/qcom/gcc-sdm845.c14
-rw-r--r--drivers/clk/socfpga/clk-pll-s10.c2
-rw-r--r--drivers/clk/socfpga/clk-s10.c20
-rw-r--r--drivers/clk/tegra/clk-tegra124-dfll-fcpu.c4
-rw-r--r--drivers/clk/ti/divider.c11
-rw-r--r--drivers/clk/zynqmp/clkc.c4
-rw-r--r--drivers/cpuidle/poll_state.c2
-rw-r--r--drivers/crypto/cavium/nitrox/nitrox_reqmgr.c10
-rw-r--r--drivers/edac/altera_edac.h4
-rw-r--r--drivers/firewire/sbp2.c5
-rw-r--r--drivers/firmware/efi/arm-runtime.c5
-rw-r--r--drivers/gpio/gpio-altera-a10sr.c4
-rw-r--r--drivers/gpio/gpio-eic-sprd.c14
-rw-r--r--drivers/gpio/gpio-pcf857x.c26
-rw-r--r--drivers/gpio/gpio-vf610.c5
-rw-r--r--drivers/gpio/gpiolib.c9
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c3
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c59
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c5
-rw-r--r--drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c13
-rw-r--r--drivers/gpu/drm/amd/amdgpu/soc15.c6
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_crat.c2
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c3
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c10
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c1
-rw-r--r--drivers/gpu/drm/radeon/ci_dpm.c5
-rw-r--r--drivers/gpu/drm/radeon/si_dpm.c5
-rw-r--r--drivers/hid/hid-core.c23
-rw-r--r--drivers/hid/hid-ids.h3
-rw-r--r--drivers/hid/i2c-hid/i2c-hid-core.c2
-rw-r--r--drivers/hv/channel.c9
-rw-r--r--drivers/hv/hv_balloon.c10
-rw-r--r--drivers/hv/ring_buffer.c31
-rw-r--r--drivers/hv/vmbus_drv.c91
-rw-r--r--drivers/i3c/master.c2
-rw-r--r--drivers/i3c/master/dw-i3c-master.c18
-rw-r--r--drivers/ide/ide-atapi.c9
-rw-r--r--drivers/ide/ide-io.c61
-rw-r--r--drivers/ide/ide-park.c2
-rw-r--r--drivers/ide/ide-probe.c23
-rw-r--r--drivers/ide/ide-proc.c2
-rw-r--r--drivers/infiniband/core/core_priv.h1
-rw-r--r--drivers/infiniband/core/device.c13
-rw-r--r--drivers/infiniband/core/umem_odp.c3
-rw-r--r--drivers/infiniband/core/uverbs_main.c25
-rw-r--r--drivers/infiniband/core/uverbs_std_types_device.c8
-rw-r--r--drivers/infiniband/hw/hfi1/file_ops.c2
-rw-r--r--drivers/infiniband/hw/hfi1/ud.c1
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_srq.c10
-rw-r--r--drivers/infiniband/hw/mlx4/mad.c6
-rw-r--r--drivers/infiniband/hw/mlx5/flow.c3
-rw-r--r--drivers/infiniband/hw/mlx5/odp.c10
-rw-r--r--drivers/infiniband/hw/mlx5/qp.c16
-rw-r--r--drivers/infiniband/hw/qib/qib_ud.c1
-rw-r--r--drivers/infiniband/sw/rdmavt/qp.c7
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib.h1
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_cm.c3
-rw-r--r--drivers/input/joystick/xpad.c3
-rw-r--r--drivers/input/misc/uinput.c5
-rw-r--r--drivers/input/serio/olpc_apsp.c17
-rw-r--r--drivers/input/touchscreen/Kconfig2
-rw-r--r--drivers/iommu/amd_iommu.c19
-rw-r--r--drivers/iommu/intel-iommu.c2
-rw-r--r--drivers/iommu/mtk_iommu_v1.c4
-rw-r--r--drivers/iommu/of_iommu.c2
-rw-r--r--drivers/irqchip/irq-gic-v3-its.c25
-rw-r--r--drivers/irqchip/irq-gic-v3-mbi.c2
-rw-r--r--drivers/irqchip/irq-madera.c2
-rw-r--r--drivers/irqchip/irq-stm32-exti.c1
-rw-r--r--drivers/irqchip/irq-xtensa-mx.c40
-rw-r--r--drivers/irqchip/irq-xtensa-pic.c6
-rw-r--r--drivers/md/dm-crypt.c25
-rw-r--r--drivers/md/dm-thin-metadata.c4
-rw-r--r--drivers/md/dm-thin-metadata.h2
-rw-r--r--drivers/md/dm-thin.c10
-rw-r--r--drivers/md/dm.c43
-rw-r--r--drivers/md/raid5-cache.c33
-rw-r--r--drivers/md/raid5.c8
-rw-r--r--drivers/mfd/Kconfig2
-rw-r--r--drivers/misc/ibmvmc.c7
-rw-r--r--drivers/misc/mei/hbm.c12
-rw-r--r--drivers/misc/mei/hw-me-regs.h2
-rw-r--r--drivers/misc/mei/pci-me.c4
-rw-r--r--drivers/misc/pvpanic.c4
-rw-r--r--drivers/mmc/host/Kconfig4
-rw-r--r--drivers/mmc/host/bcm2835.c2
-rw-r--r--drivers/mmc/host/dw_mmc-bluefield.c5
-rw-r--r--drivers/mmc/host/meson-gx-mmc.c32
-rw-r--r--drivers/mmc/host/mtk-sd.c2
-rw-r--r--drivers/mmc/host/sdhci-iproc.c5
-rw-r--r--drivers/net/caif/caif_serial.c5
-rw-r--r--drivers/net/can/dev.c27
-rw-r--r--drivers/net/can/flexcan.c4
-rw-r--r--drivers/net/dsa/mv88e6xxx/serdes.c2
-rw-r--r--drivers/net/ethernet/alteon/acenic.c2
-rw-r--r--drivers/net/ethernet/altera/altera_msgdma.c3
-rw-r--r--drivers/net/ethernet/altera/altera_tse_main.c4
-rw-r--r--drivers/net/ethernet/amd/amd8111e.c2
-rw-r--r--drivers/net/ethernet/apple/bmac.c2
-rw-r--r--drivers/net/ethernet/broadcom/b44.c4
-rw-r--r--drivers/net/ethernet/cadence/macb.h3
-rw-r--r--drivers/net/ethernet/cadence/macb_main.c28
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/Kconfig5
-rw-r--r--drivers/net/ethernet/freescale/fec_main.c2
-rw-r--r--drivers/net/ethernet/hisilicon/hns/hns_enet.c5
-rw-r--r--drivers/net/ethernet/hisilicon/hns/hns_ethtool.c16
-rw-r--r--drivers/net/ethernet/hisilicon/hns_mdio.c2
-rw-r--r--drivers/net/ethernet/i825xx/82596.c2
-rw-r--r--drivers/net/ethernet/ibm/ibmveth.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/cq.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/fw.c75
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rep.c25
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch.c22
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lag.c21
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/qp.c5
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_dev.c8
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_l2.c12
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_l2.h3
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_ll2.c20
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_sriov.c10
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_vf.c10
-rw-r--r--drivers/net/ethernet/realtek/8139cp.c2
-rw-r--r--drivers/net/ethernet/renesas/ravb_main.c12
-rw-r--r--drivers/net/ethernet/sfc/ef10.c29
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c4
-rw-r--r--drivers/net/ethernet/sun/cassini.c15
-rw-r--r--drivers/net/ethernet/sun/cassini.h15
-rw-r--r--drivers/net/ethernet/ti/cpmac.c2
-rw-r--r--drivers/net/hyperv/hyperv_net.h12
-rw-r--r--drivers/net/hyperv/netvsc.c4
-rw-r--r--drivers/net/hyperv/netvsc_drv.c145
-rw-r--r--drivers/net/hyperv/rndis_filter.c36
-rw-r--r--drivers/net/phy/asix.c8
-rw-r--r--drivers/net/phy/mdio-hisi-femac.c16
-rw-r--r--drivers/net/phy/rockchip.c9
-rw-r--r--drivers/net/usb/asix_devices.c9
-rw-r--r--drivers/net/wireless/mac80211_hwsim.c5
-rw-r--r--drivers/net/wireless/virt_wifi.c4
-rw-r--r--drivers/nvdimm/dimm.c6
-rw-r--r--drivers/nvdimm/dimm_devs.c22
-rw-r--r--drivers/nvdimm/nd.h1
-rw-r--r--drivers/nvme/host/multipath.c3
-rw-r--r--drivers/nvme/host/rdma.c64
-rw-r--r--drivers/nvme/host/tcp.c19
-rw-r--r--drivers/nvme/target/rdma.c15
-rw-r--r--drivers/pci/controller/dwc/pci-imx6.c11
-rw-r--r--drivers/pci/controller/dwc/pcie-armada8k.c16
-rw-r--r--drivers/phy/qualcomm/phy-ath79-usb.c4
-rw-r--r--drivers/phy/ti/phy-gmii-sel.c4
-rw-r--r--drivers/platform/x86/Kconfig2
-rw-r--r--drivers/s390/char/sclp_config.c2
-rw-r--r--drivers/s390/scsi/zfcp_aux.c1
-rw-r--r--drivers/s390/scsi/zfcp_scsi.c2
-rw-r--r--drivers/scsi/53c700.c2
-rw-r--r--drivers/scsi/aacraid/linit.c9
-rw-r--r--drivers/scsi/bnx2fc/bnx2fc_io.c4
-rw-r--r--drivers/scsi/csiostor/csio_attr.c2
-rw-r--r--drivers/scsi/libfc/fc_lport.c6
-rw-r--r--drivers/scsi/lpfc/lpfc_nvme.c16
-rw-r--r--drivers/scsi/lpfc/lpfc_nvme.h2
-rw-r--r--drivers/scsi/lpfc/lpfc_nvmet.c8
-rw-r--r--drivers/scsi/lpfc/lpfc_nvmet.h2
-rw-r--r--drivers/scsi/scsi_debug.c41
-rw-r--r--drivers/scsi/scsi_lib.c4
-rw-r--r--drivers/scsi/ufs/ufshcd.c10
-rw-r--r--drivers/staging/android/ion/ion.c2
-rw-r--r--drivers/staging/rtl8188eu/os_dep/usb_intf.c1
-rw-r--r--drivers/staging/rtl8723bs/include/ieee80211.h6
-rw-r--r--drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c1
-rw-r--r--drivers/staging/wilc1000/host_interface.c5
-rw-r--r--drivers/staging/wilc1000/wilc_wlan.c7
-rw-r--r--drivers/target/target_core_user.c3
-rw-r--r--drivers/thermal/intel/int340x_thermal/processor_thermal_device.c30
-rw-r--r--drivers/tty/n_hdlc.c1
-rw-r--r--drivers/tty/serial/8250/8250_core.c17
-rw-r--r--drivers/tty/serial/earlycon-riscv-sbi.c13
-rw-r--r--drivers/tty/serial/fsl_lpuart.c2
-rw-r--r--drivers/tty/serial/qcom_geni_serial.c4
-rw-r--r--drivers/tty/serial/serial_core.c12
-rw-r--r--drivers/tty/tty_io.c3
-rw-r--r--drivers/tty/vt/vt.c50
-rw-r--r--drivers/usb/chipidea/ci_hdrc_imx.c3
-rw-r--r--drivers/usb/core/ledtrig-usbport.c17
-rw-r--r--drivers/usb/dwc2/gadget.c2
-rw-r--r--drivers/usb/dwc3/gadget.c4
-rw-r--r--drivers/usb/gadget/function/f_sourcesink.c2
-rw-r--r--drivers/usb/host/ehci-mv.c1
-rw-r--r--drivers/usb/serial/ftdi_sio.c15
-rw-r--r--drivers/usb/serial/keyspan_usa26msg.h1
-rw-r--r--drivers/usb/serial/keyspan_usa28msg.h1
-rw-r--r--drivers/usb/serial/keyspan_usa49msg.h1
-rw-r--r--drivers/usb/serial/keyspan_usa67msg.h1
-rw-r--r--drivers/usb/serial/keyspan_usa90msg.h1
-rw-r--r--drivers/usb/serial/pl2303.c1
-rw-r--r--drivers/usb/serial/pl2303.h2
-rw-r--r--drivers/usb/serial/usb-serial-simple.c3
-rw-r--r--drivers/usb/usbip/README7
-rw-r--r--drivers/vfio/pci/trace.h6
-rw-r--r--drivers/vfio/pci/vfio_pci_nvlink2.c36
-rw-r--r--drivers/vhost/net.c3
-rw-r--r--drivers/vhost/scsi.c2
-rw-r--r--drivers/vhost/vhost.c7
-rw-r--r--drivers/vhost/vhost.h4
-rw-r--r--drivers/vhost/vsock.c2
-rw-r--r--drivers/video/console/vgacon.c7
-rw-r--r--drivers/xen/swiotlb-xen.c4
223 files changed, 1728 insertions, 1118 deletions
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index 5143e11e3b0f..e18ade5d74e9 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -409,6 +409,32 @@ static bool payload_dumpable(struct nvdimm *nvdimm, unsigned int func)
return true;
}
+static int cmd_to_func(struct nfit_mem *nfit_mem, unsigned int cmd,
+ struct nd_cmd_pkg *call_pkg)
+{
+ if (call_pkg) {
+ int i;
+
+ if (nfit_mem->family != call_pkg->nd_family)
+ return -ENOTTY;
+
+ for (i = 0; i < ARRAY_SIZE(call_pkg->nd_reserved2); i++)
+ if (call_pkg->nd_reserved2[i])
+ return -EINVAL;
+ return call_pkg->nd_command;
+ }
+
+ /* Linux ND commands == NVDIMM_FAMILY_INTEL function numbers */
+ if (nfit_mem->family == NVDIMM_FAMILY_INTEL)
+ return cmd;
+
+ /*
+ * Force function number validation to fail since 0 is never
+ * published as a valid function in dsm_mask.
+ */
+ return 0;
+}
+
int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm,
unsigned int cmd, void *buf, unsigned int buf_len, int *cmd_rc)
{
@@ -422,30 +448,23 @@ int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm,
unsigned long cmd_mask, dsm_mask;
u32 offset, fw_status = 0;
acpi_handle handle;
- unsigned int func;
const guid_t *guid;
- int rc, i;
+ int func, rc, i;
if (cmd_rc)
*cmd_rc = -EINVAL;
- func = cmd;
- if (cmd == ND_CMD_CALL) {
- call_pkg = buf;
- func = call_pkg->nd_command;
-
- for (i = 0; i < ARRAY_SIZE(call_pkg->nd_reserved2); i++)
- if (call_pkg->nd_reserved2[i])
- return -EINVAL;
- }
if (nvdimm) {
struct acpi_device *adev = nfit_mem->adev;
if (!adev)
return -ENOTTY;
- if (call_pkg && nfit_mem->family != call_pkg->nd_family)
- return -ENOTTY;
+ if (cmd == ND_CMD_CALL)
+ call_pkg = buf;
+ func = cmd_to_func(nfit_mem, cmd, call_pkg);
+ if (func < 0)
+ return func;
dimm_name = nvdimm_name(nvdimm);
cmd_name = nvdimm_cmd_name(cmd);
cmd_mask = nvdimm_cmd_mask(nvdimm);
@@ -456,6 +475,7 @@ int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm,
} else {
struct acpi_device *adev = to_acpi_dev(acpi_desc);
+ func = cmd;
cmd_name = nvdimm_bus_cmd_name(cmd);
cmd_mask = nd_desc->cmd_mask;
dsm_mask = cmd_mask;
@@ -470,7 +490,13 @@ int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm,
if (!desc || (cmd && (desc->out_num + desc->in_num == 0)))
return -ENOTTY;
- if (!test_bit(cmd, &cmd_mask) || !test_bit(func, &dsm_mask))
+ /*
+ * Check for a valid command. For ND_CMD_CALL, we also have to
+ * make sure that the DSM function is supported.
+ */
+ if (cmd == ND_CMD_CALL && !test_bit(func, &dsm_mask))
+ return -ENOTTY;
+ else if (!test_bit(cmd, &cmd_mask))
return -ENOTTY;
in_obj.type = ACPI_TYPE_PACKAGE;
@@ -1867,6 +1893,13 @@ static int acpi_nfit_add_dimm(struct acpi_nfit_desc *acpi_desc,
return 0;
}
+ /*
+ * Function 0 is the command interrogation function, don't
+ * export it to potential userspace use, and enable it to be
+ * used as an error value in acpi_nfit_ctl().
+ */
+ dsm_mask &= ~1UL;
+
guid = to_nfit_uuid(nfit_mem->family);
for_each_set_bit(i, &dsm_mask, BITS_PER_LONG)
if (acpi_check_dsm(adev_dimm->handle, guid,
@@ -2042,11 +2075,6 @@ static int acpi_nfit_register_dimms(struct acpi_nfit_desc *acpi_desc)
if (!nvdimm)
continue;
- rc = nvdimm_security_setup_events(nvdimm);
- if (rc < 0)
- dev_warn(acpi_desc->dev,
- "security event setup failed: %d\n", rc);
-
nfit_kernfs = sysfs_get_dirent(nvdimm_kobj(nvdimm)->sd, "nfit");
if (nfit_kernfs)
nfit_mem->flags_attr = sysfs_get_dirent(nfit_kernfs,
diff --git a/drivers/android/binderfs.c b/drivers/android/binderfs.c
index 7496b10532aa..6a2185eb66c5 100644
--- a/drivers/android/binderfs.c
+++ b/drivers/android/binderfs.c
@@ -11,6 +11,7 @@
#include <linux/kdev_t.h>
#include <linux/kernel.h>
#include <linux/list.h>
+#include <linux/namei.h>
#include <linux/magic.h>
#include <linux/major.h>
#include <linux/miscdevice.h>
@@ -20,6 +21,7 @@
#include <linux/parser.h>
#include <linux/radix-tree.h>
#include <linux/sched.h>
+#include <linux/seq_file.h>
#include <linux/slab.h>
#include <linux/spinlock_types.h>
#include <linux/stddef.h>
@@ -30,7 +32,7 @@
#include <linux/xarray.h>
#include <uapi/asm-generic/errno-base.h>
#include <uapi/linux/android/binder.h>
-#include <uapi/linux/android/binder_ctl.h>
+#include <uapi/linux/android/binderfs.h>
#include "binder_internal.h"
@@ -39,14 +41,32 @@
#define INODE_OFFSET 3
#define INTSTRLEN 21
#define BINDERFS_MAX_MINOR (1U << MINORBITS)
-
-static struct vfsmount *binderfs_mnt;
+/* Ensure that the initial ipc namespace always has devices available. */
+#define BINDERFS_MAX_MINOR_CAPPED (BINDERFS_MAX_MINOR - 4)
static dev_t binderfs_dev;
static DEFINE_MUTEX(binderfs_minors_mutex);
static DEFINE_IDA(binderfs_minors);
/**
+ * binderfs_mount_opts - mount options for binderfs
+ * @max: maximum number of allocatable binderfs binder devices
+ */
+struct binderfs_mount_opts {
+ int max;
+};
+
+enum {
+ Opt_max,
+ Opt_err
+};
+
+static const match_table_t tokens = {
+ { Opt_max, "max=%d" },
+ { Opt_err, NULL }
+};
+
+/**
* binderfs_info - information about a binderfs mount
* @ipc_ns: The ipc namespace the binderfs mount belongs to.
* @control_dentry: This records the dentry of this binderfs mount
@@ -55,13 +75,16 @@ static DEFINE_IDA(binderfs_minors);
* created.
* @root_gid: gid that needs to be used when a new binder device is
* created.
+ * @mount_opts: The mount options in use.
+ * @device_count: The current number of allocated binder devices.
*/
struct binderfs_info {
struct ipc_namespace *ipc_ns;
struct dentry *control_dentry;
kuid_t root_uid;
kgid_t root_gid;
-
+ struct binderfs_mount_opts mount_opts;
+ int device_count;
};
static inline struct binderfs_info *BINDERFS_I(const struct inode *inode)
@@ -84,7 +107,7 @@ bool is_binderfs_device(const struct inode *inode)
* @userp: buffer to copy information about new device for userspace to
* @req: struct binderfs_device as copied from userspace
*
- * This function allocated a new binder_device and reserves a new minor
+ * This function allocates a new binder_device and reserves a new minor
* number for it.
* Minor numbers are limited and tracked globally in binderfs_minors. The
* function will stash a struct binder_device for the specific binder
@@ -100,20 +123,34 @@ static int binderfs_binder_device_create(struct inode *ref_inode,
struct binderfs_device *req)
{
int minor, ret;
- struct dentry *dentry, *dup, *root;
+ struct dentry *dentry, *root;
struct binder_device *device;
- size_t name_len = BINDERFS_MAX_NAME + 1;
char *name = NULL;
+ size_t name_len;
struct inode *inode = NULL;
struct super_block *sb = ref_inode->i_sb;
struct binderfs_info *info = sb->s_fs_info;
+#if defined(CONFIG_IPC_NS)
+ bool use_reserve = (info->ipc_ns == &init_ipc_ns);
+#else
+ bool use_reserve = true;
+#endif
/* Reserve new minor number for the new device. */
mutex_lock(&binderfs_minors_mutex);
- minor = ida_alloc_max(&binderfs_minors, BINDERFS_MAX_MINOR, GFP_KERNEL);
- mutex_unlock(&binderfs_minors_mutex);
- if (minor < 0)
+ if (++info->device_count <= info->mount_opts.max)
+ minor = ida_alloc_max(&binderfs_minors,
+ use_reserve ? BINDERFS_MAX_MINOR :
+ BINDERFS_MAX_MINOR_CAPPED,
+ GFP_KERNEL);
+ else
+ minor = -ENOSPC;
+ if (minor < 0) {
+ --info->device_count;
+ mutex_unlock(&binderfs_minors_mutex);
return minor;
+ }
+ mutex_unlock(&binderfs_minors_mutex);
ret = -ENOMEM;
device = kzalloc(sizeof(*device), GFP_KERNEL);
@@ -132,12 +169,13 @@ static int binderfs_binder_device_create(struct inode *ref_inode,
inode->i_uid = info->root_uid;
inode->i_gid = info->root_gid;
- name = kmalloc(name_len, GFP_KERNEL);
+ req->name[BINDERFS_MAX_NAME] = '\0'; /* NUL-terminate */
+ name_len = strlen(req->name);
+ /* Make sure to include terminating NUL byte */
+ name = kmemdup(req->name, name_len + 1, GFP_KERNEL);
if (!name)
goto err;
- strscpy(name, req->name, name_len);
-
device->binderfs_inode = inode;
device->context.binder_context_mgr_uid = INVALID_UID;
device->context.name = name;
@@ -156,28 +194,25 @@ static int binderfs_binder_device_create(struct inode *ref_inode,
root = sb->s_root;
inode_lock(d_inode(root));
- dentry = d_alloc_name(root, name);
- if (!dentry) {
+
+ /* look it up */
+ dentry = lookup_one_len(name, root, name_len);
+ if (IS_ERR(dentry)) {
inode_unlock(d_inode(root));
- ret = -ENOMEM;
+ ret = PTR_ERR(dentry);
goto err;
}
- /* Verify that the name userspace gave us is not already in use. */
- dup = d_lookup(root, &dentry->d_name);
- if (dup) {
- if (d_really_is_positive(dup)) {
- dput(dup);
- dput(dentry);
- inode_unlock(d_inode(root));
- ret = -EEXIST;
- goto err;
- }
- dput(dup);
+ if (d_really_is_positive(dentry)) {
+ /* already exists */
+ dput(dentry);
+ inode_unlock(d_inode(root));
+ ret = -EEXIST;
+ goto err;
}
inode->i_private = device;
- d_add(dentry, inode);
+ d_instantiate(dentry, inode);
fsnotify_create(root->d_inode, dentry);
inode_unlock(d_inode(root));
@@ -187,6 +222,7 @@ err:
kfree(name);
kfree(device);
mutex_lock(&binderfs_minors_mutex);
+ --info->device_count;
ida_free(&binderfs_minors, minor);
mutex_unlock(&binderfs_minors_mutex);
iput(inode);
@@ -232,6 +268,7 @@ static long binder_ctl_ioctl(struct file *file, unsigned int cmd,
static void binderfs_evict_inode(struct inode *inode)
{
struct binder_device *device = inode->i_private;
+ struct binderfs_info *info = BINDERFS_I(inode);
clear_inode(inode);
@@ -239,6 +276,7 @@ static void binderfs_evict_inode(struct inode *inode)
return;
mutex_lock(&binderfs_minors_mutex);
+ --info->device_count;
ida_free(&binderfs_minors, device->miscdev.minor);
mutex_unlock(&binderfs_minors_mutex);
@@ -246,43 +284,87 @@ static void binderfs_evict_inode(struct inode *inode)
kfree(device);
}
+/**
+ * binderfs_parse_mount_opts - parse binderfs mount options
+ * @data: options to set (can be NULL in which case defaults are used)
+ */
+static int binderfs_parse_mount_opts(char *data,
+ struct binderfs_mount_opts *opts)
+{
+ char *p;
+ opts->max = BINDERFS_MAX_MINOR;
+
+ while ((p = strsep(&data, ",")) != NULL) {
+ substring_t args[MAX_OPT_ARGS];
+ int token;
+ int max_devices;
+
+ if (!*p)
+ continue;
+
+ token = match_token(p, tokens, args);
+ switch (token) {
+ case Opt_max:
+ if (match_int(&args[0], &max_devices) ||
+ (max_devices < 0 ||
+ (max_devices > BINDERFS_MAX_MINOR)))
+ return -EINVAL;
+
+ opts->max = max_devices;
+ break;
+ default:
+ pr_err("Invalid mount options\n");
+ return -EINVAL;
+ }
+ }
+
+ return 0;
+}
+
+static int binderfs_remount(struct super_block *sb, int *flags, char *data)
+{
+ struct binderfs_info *info = sb->s_fs_info;
+ return binderfs_parse_mount_opts(data, &info->mount_opts);
+}
+
+static int binderfs_show_mount_opts(struct seq_file *seq, struct dentry *root)
+{
+ struct binderfs_info *info;
+
+ info = root->d_sb->s_fs_info;
+ if (info->mount_opts.max <= BINDERFS_MAX_MINOR)
+ seq_printf(seq, ",max=%d", info->mount_opts.max);
+
+ return 0;
+}
+
static const struct super_operations binderfs_super_ops = {
- .statfs = simple_statfs,
- .evict_inode = binderfs_evict_inode,
+ .evict_inode = binderfs_evict_inode,
+ .remount_fs = binderfs_remount,
+ .show_options = binderfs_show_mount_opts,
+ .statfs = simple_statfs,
};
+static inline bool is_binderfs_control_device(const struct dentry *dentry)
+{
+ struct binderfs_info *info = dentry->d_sb->s_fs_info;
+ return info->control_dentry == dentry;
+}
+
static int binderfs_rename(struct inode *old_dir, struct dentry *old_dentry,
struct inode *new_dir, struct dentry *new_dentry,
unsigned int flags)
{
- struct inode *inode = d_inode(old_dentry);
-
- /* binderfs doesn't support directories. */
- if (d_is_dir(old_dentry))
+ if (is_binderfs_control_device(old_dentry) ||
+ is_binderfs_control_device(new_dentry))
return -EPERM;
- if (flags & ~RENAME_NOREPLACE)
- return -EINVAL;
-
- if (!simple_empty(new_dentry))
- return -ENOTEMPTY;
-
- if (d_really_is_positive(new_dentry))
- simple_unlink(new_dir, new_dentry);
-
- old_dir->i_ctime = old_dir->i_mtime = new_dir->i_ctime =
- new_dir->i_mtime = inode->i_ctime = current_time(old_dir);
-
- return 0;
+ return simple_rename(old_dir, old_dentry, new_dir, new_dentry, flags);
}
static int binderfs_unlink(struct inode *dir, struct dentry *dentry)
{
- /*
- * The control dentry is only ever touched during mount so checking it
- * here should not require us to take lock.
- */
- if (BINDERFS_I(dir)->control_dentry == dentry)
+ if (is_binderfs_control_device(dentry))
return -EPERM;
return simple_unlink(dir, dentry);
@@ -318,8 +400,6 @@ static int binderfs_binder_ctl_create(struct super_block *sb)
if (!device)
return -ENOMEM;
- inode_lock(d_inode(root));
-
/* If we have already created a binder-control node, return. */
if (info->control_dentry) {
ret = 0;
@@ -358,12 +438,10 @@ static int binderfs_binder_ctl_create(struct super_block *sb)
inode->i_private = device;
info->control_dentry = dentry;
d_add(dentry, inode);
- inode_unlock(d_inode(root));
return 0;
out:
- inode_unlock(d_inode(root));
kfree(device);
iput(inode);
@@ -378,12 +456,9 @@ static const struct inode_operations binderfs_dir_inode_operations = {
static int binderfs_fill_super(struct super_block *sb, void *data, int silent)
{
+ int ret;
struct binderfs_info *info;
- int ret = -ENOMEM;
struct inode *inode = NULL;
- struct ipc_namespace *ipc_ns = sb->s_fs_info;
-
- get_ipc_ns(ipc_ns);
sb->s_blocksize = PAGE_SIZE;
sb->s_blocksize_bits = PAGE_SHIFT;
@@ -405,11 +480,17 @@ static int binderfs_fill_super(struct super_block *sb, void *data, int silent)
sb->s_op = &binderfs_super_ops;
sb->s_time_gran = 1;
- info = kzalloc(sizeof(struct binderfs_info), GFP_KERNEL);
- if (!info)
- goto err_without_dentry;
+ sb->s_fs_info = kzalloc(sizeof(struct binderfs_info), GFP_KERNEL);
+ if (!sb->s_fs_info)
+ return -ENOMEM;
+ info = sb->s_fs_info;
+
+ info->ipc_ns = get_ipc_ns(current->nsproxy->ipc_ns);
+
+ ret = binderfs_parse_mount_opts(data, &info->mount_opts);
+ if (ret)
+ return ret;
- info->ipc_ns = ipc_ns;
info->root_gid = make_kgid(sb->s_user_ns, 0);
if (!gid_valid(info->root_gid))
info->root_gid = GLOBAL_ROOT_GID;
@@ -417,11 +498,9 @@ static int binderfs_fill_super(struct super_block *sb, void *data, int silent)
if (!uid_valid(info->root_uid))
info->root_uid = GLOBAL_ROOT_UID;
- sb->s_fs_info = info;
-
inode = new_inode(sb);
if (!inode)
- goto err_without_dentry;
+ return -ENOMEM;
inode->i_ino = FIRST_INODE;
inode->i_fop = &simple_dir_operations;
@@ -432,79 +511,28 @@ static int binderfs_fill_super(struct super_block *sb, void *data, int silent)
sb->s_root = d_make_root(inode);
if (!sb->s_root)
- goto err_without_dentry;
-
- ret = binderfs_binder_ctl_create(sb);
- if (ret)
- goto err_with_dentry;
-
- return 0;
-
-err_with_dentry:
- dput(sb->s_root);
- sb->s_root = NULL;
-
-err_without_dentry:
- put_ipc_ns(ipc_ns);
- iput(inode);
- kfree(info);
-
- return ret;
-}
-
-static int binderfs_test_super(struct super_block *sb, void *data)
-{
- struct binderfs_info *info = sb->s_fs_info;
-
- if (info)
- return info->ipc_ns == data;
-
- return 0;
-}
+ return -ENOMEM;
-static int binderfs_set_super(struct super_block *sb, void *data)
-{
- sb->s_fs_info = data;
- return set_anon_super(sb, NULL);
+ return binderfs_binder_ctl_create(sb);
}
static struct dentry *binderfs_mount(struct file_system_type *fs_type,
int flags, const char *dev_name,
void *data)
{
- struct super_block *sb;
- struct ipc_namespace *ipc_ns = current->nsproxy->ipc_ns;
-
- if (!ns_capable(ipc_ns->user_ns, CAP_SYS_ADMIN))
- return ERR_PTR(-EPERM);
-
- sb = sget_userns(fs_type, binderfs_test_super, binderfs_set_super,
- flags, ipc_ns->user_ns, ipc_ns);
- if (IS_ERR(sb))
- return ERR_CAST(sb);
-
- if (!sb->s_root) {
- int ret = binderfs_fill_super(sb, data, flags & SB_SILENT ? 1 : 0);
- if (ret) {
- deactivate_locked_super(sb);
- return ERR_PTR(ret);
- }
-
- sb->s_flags |= SB_ACTIVE;
- }
-
- return dget(sb->s_root);
+ return mount_nodev(fs_type, flags, data, binderfs_fill_super);
}
static void binderfs_kill_super(struct super_block *sb)
{
struct binderfs_info *info = sb->s_fs_info;
+ kill_litter_super(sb);
+
if (info && info->ipc_ns)
put_ipc_ns(info->ipc_ns);
kfree(info);
- kill_litter_super(sb);
}
static struct file_system_type binder_fs_type = {
@@ -530,14 +558,6 @@ static int __init init_binderfs(void)
return ret;
}
- binderfs_mnt = kern_mount(&binder_fs_type);
- if (IS_ERR(binderfs_mnt)) {
- ret = PTR_ERR(binderfs_mnt);
- binderfs_mnt = NULL;
- unregister_filesystem(&binder_fs_type);
- unregister_chrdev_region(binderfs_dev, BINDERFS_MAX_MINOR);
- }
-
return ret;
}
diff --git a/drivers/ata/pata_macio.c b/drivers/ata/pata_macio.c
index 8cc9c429ad95..9e7fc302430f 100644
--- a/drivers/ata/pata_macio.c
+++ b/drivers/ata/pata_macio.c
@@ -915,6 +915,10 @@ static struct scsi_host_template pata_macio_sht = {
.sg_tablesize = MAX_DCMDS,
/* We may not need that strict one */
.dma_boundary = ATA_DMA_BOUNDARY,
+ /* Not sure what the real max is but we know it's less than 64K, let's
+ * use 64K minus 256
+ */
+ .max_segment_size = MAX_DBDMA_SEG,
.slave_configure = pata_macio_slave_config,
};
@@ -1044,11 +1048,6 @@ static int pata_macio_common_init(struct pata_macio_priv *priv,
/* Make sure we have sane initial timings in the cache */
pata_macio_default_timings(priv);
- /* Not sure what the real max is but we know it's less than 64K, let's
- * use 64K minus 256
- */
- dma_set_max_seg_size(priv->dev, MAX_DBDMA_SEG);
-
/* Allocate libata host for 1 port */
memset(&pinfo, 0, sizeof(struct ata_port_info));
pmac_macio_calc_timing_masks(priv, &pinfo);
diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c
index e0bcf9b2dab0..174e84ce4379 100644
--- a/drivers/ata/sata_inic162x.c
+++ b/drivers/ata/sata_inic162x.c
@@ -245,8 +245,15 @@ struct inic_port_priv {
static struct scsi_host_template inic_sht = {
ATA_BASE_SHT(DRV_NAME),
- .sg_tablesize = LIBATA_MAX_PRD, /* maybe it can be larger? */
- .dma_boundary = INIC_DMA_BOUNDARY,
+ .sg_tablesize = LIBATA_MAX_PRD, /* maybe it can be larger? */
+
+ /*
+ * This controller is braindamaged. dma_boundary is 0xffff like others
+ * but it will lock up the whole machine HARD if 65536 byte PRD entry
+ * is fed. Reduce maximum segment size.
+ */
+ .dma_boundary = INIC_DMA_BOUNDARY,
+ .max_segment_size = 65536 - 512,
};
static const int scr_map[] = {
@@ -868,17 +875,6 @@ static int inic_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
return rc;
}
- /*
- * This controller is braindamaged. dma_boundary is 0xffff
- * like others but it will lock up the whole machine HARD if
- * 65536 byte PRD entry is fed. Reduce maximum segment size.
- */
- rc = dma_set_max_seg_size(&pdev->dev, 65536 - 512);
- if (rc) {
- dev_err(&pdev->dev, "failed to set the maximum segment size\n");
- return rc;
- }
-
rc = init_controller(hpriv->mmio_base, hpriv->cached_hctl);
if (rc) {
dev_err(&pdev->dev, "failed to initialize controller\n");
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c
index 457be03b744d..0ea2139c50d8 100644
--- a/drivers/base/power/runtime.c
+++ b/drivers/base/power/runtime.c
@@ -130,7 +130,7 @@ u64 pm_runtime_autosuspend_expiration(struct device *dev)
{
int autosuspend_delay;
u64 last_busy, expires = 0;
- u64 now = ktime_to_ns(ktime_get());
+ u64 now = ktime_get_mono_fast_ns();
if (!dev->power.use_autosuspend)
goto out;
@@ -909,7 +909,7 @@ static enum hrtimer_restart pm_suspend_timer_fn(struct hrtimer *timer)
* If 'expires' is after the current time, we've been called
* too early.
*/
- if (expires > 0 && expires < ktime_to_ns(ktime_get())) {
+ if (expires > 0 && expires < ktime_get_mono_fast_ns()) {
dev->power.timer_expires = 0;
rpm_suspend(dev, dev->power.timer_autosuspends ?
(RPM_ASYNC | RPM_AUTO) : RPM_ASYNC);
@@ -928,7 +928,7 @@ static enum hrtimer_restart pm_suspend_timer_fn(struct hrtimer *timer)
int pm_schedule_suspend(struct device *dev, unsigned int delay)
{
unsigned long flags;
- ktime_t expires;
+ u64 expires;
int retval;
spin_lock_irqsave(&dev->power.lock, flags);
@@ -945,8 +945,8 @@ int pm_schedule_suspend(struct device *dev, unsigned int delay)
/* Other scheduled or pending requests need to be canceled. */
pm_runtime_cancel_pending(dev);
- expires = ktime_add(ktime_get(), ms_to_ktime(delay));
- dev->power.timer_expires = ktime_to_ns(expires);
+ expires = ktime_get_mono_fast_ns() + (u64)delay * NSEC_PER_MSEC;
+ dev->power.timer_expires = expires;
dev->power.timer_autosuspends = 0;
hrtimer_start(&dev->power.suspend_timer, expires, HRTIMER_MODE_ABS);
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index a74ce885b541..c518659b4d9f 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -32,6 +32,7 @@
#include <linux/moduleparam.h>
#include <linux/workqueue.h>
#include <linux/uuid.h>
+#include <linux/nospec.h>
#define IPMI_DRIVER_VERSION "39.2"
@@ -62,7 +63,8 @@ static void ipmi_debug_msg(const char *title, unsigned char *data,
{ }
#endif
-static int initialized;
+static bool initialized;
+static bool drvregistered;
enum ipmi_panic_event_op {
IPMI_SEND_PANIC_EVENT_NONE,
@@ -612,7 +614,7 @@ static DEFINE_MUTEX(ipmidriver_mutex);
static LIST_HEAD(ipmi_interfaces);
static DEFINE_MUTEX(ipmi_interfaces_mutex);
-DEFINE_STATIC_SRCU(ipmi_interfaces_srcu);
+struct srcu_struct ipmi_interfaces_srcu;
/*
* List of watchers that want to know when smi's are added and deleted.
@@ -720,7 +722,15 @@ struct watcher_entry {
int ipmi_smi_watcher_register(struct ipmi_smi_watcher *watcher)
{
struct ipmi_smi *intf;
- int index;
+ int index, rv;
+
+ /*
+ * Make sure the driver is actually initialized, this handles
+ * problems with initialization order.
+ */
+ rv = ipmi_init_msghandler();
+ if (rv)
+ return rv;
mutex_lock(&smi_watchers_mutex);
@@ -884,7 +894,7 @@ static int deliver_response(struct ipmi_smi *intf, struct ipmi_recv_msg *msg)
if (user) {
user->handler->ipmi_recv_hndl(msg, user->handler_data);
- release_ipmi_user(msg->user, index);
+ release_ipmi_user(user, index);
} else {
/* User went away, give up. */
ipmi_free_recv_msg(msg);
@@ -1076,7 +1086,7 @@ int ipmi_create_user(unsigned int if_num,
{
unsigned long flags;
struct ipmi_user *new_user;
- int rv = 0, index;
+ int rv, index;
struct ipmi_smi *intf;
/*
@@ -1094,18 +1104,9 @@ int ipmi_create_user(unsigned int if_num,
* Make sure the driver is actually initialized, this handles
* problems with initialization order.
*/
- if (!initialized) {
- rv = ipmi_init_msghandler();
- if (rv)
- return rv;
-
- /*
- * The init code doesn't return an error if it was turned
- * off, but it won't initialize. Check that.
- */
- if (!initialized)
- return -ENODEV;
- }
+ rv = ipmi_init_msghandler();
+ if (rv)
+ return rv;
new_user = kmalloc(sizeof(*new_user), GFP_KERNEL);
if (!new_user)
@@ -1183,6 +1184,7 @@ EXPORT_SYMBOL(ipmi_get_smi_info);
static void free_user(struct kref *ref)
{
struct ipmi_user *user = container_of(ref, struct ipmi_user, refcount);
+ cleanup_srcu_struct(&user->release_barrier);
kfree(user);
}
@@ -1259,7 +1261,6 @@ int ipmi_destroy_user(struct ipmi_user *user)
{
_ipmi_destroy_user(user);
- cleanup_srcu_struct(&user->release_barrier);
kref_put(&user->refcount, free_user);
return 0;
@@ -1298,10 +1299,12 @@ int ipmi_set_my_address(struct ipmi_user *user,
if (!user)
return -ENODEV;
- if (channel >= IPMI_MAX_CHANNELS)
+ if (channel >= IPMI_MAX_CHANNELS) {
rv = -EINVAL;
- else
+ } else {
+ channel = array_index_nospec(channel, IPMI_MAX_CHANNELS);
user->intf->addrinfo[channel].address = address;
+ }
release_ipmi_user(user, index);
return rv;
@@ -1318,10 +1321,12 @@ int ipmi_get_my_address(struct ipmi_user *user,
if (!user)
return -ENODEV;
- if (channel >= IPMI_MAX_CHANNELS)
+ if (channel >= IPMI_MAX_CHANNELS) {
rv = -EINVAL;
- else
+ } else {
+ channel = array_index_nospec(channel, IPMI_MAX_CHANNELS);
*address = user->intf->addrinfo[channel].address;
+ }
release_ipmi_user(user, index);
return rv;
@@ -1338,10 +1343,12 @@ int ipmi_set_my_LUN(struct ipmi_user *user,
if (!user)
return -ENODEV;
- if (channel >= IPMI_MAX_CHANNELS)
+ if (channel >= IPMI_MAX_CHANNELS) {
rv = -EINVAL;
- else
+ } else {
+ channel = array_index_nospec(channel, IPMI_MAX_CHANNELS);
user->intf->addrinfo[channel].lun = LUN & 0x3;
+ }
release_ipmi_user(user, index);
return rv;
@@ -1358,10 +1365,12 @@ int ipmi_get_my_LUN(struct ipmi_user *user,
if (!user)
return -ENODEV;
- if (channel >= IPMI_MAX_CHANNELS)
+ if (channel >= IPMI_MAX_CHANNELS) {
rv = -EINVAL;
- else
+ } else {
+ channel = array_index_nospec(channel, IPMI_MAX_CHANNELS);
*address = user->intf->addrinfo[channel].lun;
+ }
release_ipmi_user(user, index);
return rv;
@@ -2184,6 +2193,7 @@ static int check_addr(struct ipmi_smi *intf,
{
if (addr->channel >= IPMI_MAX_CHANNELS)
return -EINVAL;
+ addr->channel = array_index_nospec(addr->channel, IPMI_MAX_CHANNELS);
*lun = intf->addrinfo[addr->channel].lun;
*saddr = intf->addrinfo[addr->channel].address;
return 0;
@@ -3291,17 +3301,9 @@ int ipmi_register_smi(const struct ipmi_smi_handlers *handlers,
* Make sure the driver is actually initialized, this handles
* problems with initialization order.
*/
- if (!initialized) {
- rv = ipmi_init_msghandler();
- if (rv)
- return rv;
- /*
- * The init code doesn't return an error if it was turned
- * off, but it won't initialize. Check that.
- */
- if (!initialized)
- return -ENODEV;
- }
+ rv = ipmi_init_msghandler();
+ if (rv)
+ return rv;
intf = kzalloc(sizeof(*intf), GFP_KERNEL);
if (!intf)
@@ -5017,6 +5019,22 @@ static int panic_event(struct notifier_block *this,
return NOTIFY_DONE;
}
+/* Must be called with ipmi_interfaces_mutex held. */
+static int ipmi_register_driver(void)
+{
+ int rv;
+
+ if (drvregistered)
+ return 0;
+
+ rv = driver_register(&ipmidriver.driver);
+ if (rv)
+ pr_err("Could not register IPMI driver\n");
+ else
+ drvregistered = true;
+ return rv;
+}
+
static struct notifier_block panic_block = {
.notifier_call = panic_event,
.next = NULL,
@@ -5027,66 +5045,75 @@ static int ipmi_init_msghandler(void)
{
int rv;
+ mutex_lock(&ipmi_interfaces_mutex);
+ rv = ipmi_register_driver();
+ if (rv)
+ goto out;
if (initialized)
- return 0;
-
- rv = driver_register(&ipmidriver.driver);
- if (rv) {
- pr_err("Could not register IPMI driver\n");
- return rv;
- }
+ goto out;
- pr_info("version " IPMI_DRIVER_VERSION "\n");
+ init_srcu_struct(&ipmi_interfaces_srcu);
timer_setup(&ipmi_timer, ipmi_timeout, 0);
mod_timer(&ipmi_timer, jiffies + IPMI_TIMEOUT_JIFFIES);
atomic_notifier_chain_register(&panic_notifier_list, &panic_block);
- initialized = 1;
+ initialized = true;
- return 0;
+out:
+ mutex_unlock(&ipmi_interfaces_mutex);
+ return rv;
}
static int __init ipmi_init_msghandler_mod(void)
{
- ipmi_init_msghandler();
- return 0;
+ int rv;
+
+ pr_info("version " IPMI_DRIVER_VERSION "\n");
+
+ mutex_lock(&ipmi_interfaces_mutex);
+ rv = ipmi_register_driver();
+ mutex_unlock(&ipmi_interfaces_mutex);
+
+ return rv;
}
static void __exit cleanup_ipmi(void)
{
int count;
- if (!initialized)
- return;
-
- atomic_notifier_chain_unregister(&panic_notifier_list, &panic_block);
+ if (initialized) {
+ atomic_notifier_chain_unregister(&panic_notifier_list,
+ &panic_block);
- /*
- * This can't be called if any interfaces exist, so no worry
- * about shutting down the interfaces.
- */
+ /*
+ * This can't be called if any interfaces exist, so no worry
+ * about shutting down the interfaces.
+ */
- /*
- * Tell the timer to stop, then wait for it to stop. This
- * avoids problems with race conditions removing the timer
- * here.
- */
- atomic_inc(&stop_operation);
- del_timer_sync(&ipmi_timer);
+ /*
+ * Tell the timer to stop, then wait for it to stop. This
+ * avoids problems with race conditions removing the timer
+ * here.
+ */
+ atomic_inc(&stop_operation);
+ del_timer_sync(&ipmi_timer);
- driver_unregister(&ipmidriver.driver);
+ initialized = false;
- initialized = 0;
+ /* Check for buffer leaks. */
+ count = atomic_read(&smi_msg_inuse_count);
+ if (count != 0)
+ pr_warn("SMI message count %d at exit\n", count);
+ count = atomic_read(&recv_msg_inuse_count);
+ if (count != 0)
+ pr_warn("recv message count %d at exit\n", count);
- /* Check for buffer leaks. */
- count = atomic_read(&smi_msg_inuse_count);
- if (count != 0)
- pr_warn("SMI message count %d at exit\n", count);
- count = atomic_read(&recv_msg_inuse_count);
- if (count != 0)
- pr_warn("recv message count %d at exit\n", count);
+ cleanup_srcu_struct(&ipmi_interfaces_srcu);
+ }
+ if (drvregistered)
+ driver_unregister(&ipmidriver.driver);
}
module_exit(cleanup_ipmi);
diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c
index ca9528c4f183..b7a1ae2afaea 100644
--- a/drivers/char/ipmi/ipmi_ssif.c
+++ b/drivers/char/ipmi/ipmi_ssif.c
@@ -632,8 +632,9 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result,
/* Remove the multi-part read marker. */
len -= 2;
+ data += 2;
for (i = 0; i < len; i++)
- ssif_info->data[i] = data[i+2];
+ ssif_info->data[i] = data[i];
ssif_info->multi_len = len;
ssif_info->multi_pos = 1;
@@ -661,8 +662,19 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result,
}
blocknum = data[0];
+ len--;
+ data++;
+
+ if (blocknum != 0xff && len != 31) {
+ /* All blocks but the last must have 31 data bytes. */
+ result = -EIO;
+ if (ssif_info->ssif_debug & SSIF_DEBUG_MSG)
+ pr_info("Received middle message <31\n");
- if (ssif_info->multi_len + len - 1 > IPMI_MAX_MSG_LENGTH) {
+ goto continue_op;
+ }
+
+ if (ssif_info->multi_len + len > IPMI_MAX_MSG_LENGTH) {
/* Received message too big, abort the operation. */
result = -E2BIG;
if (ssif_info->ssif_debug & SSIF_DEBUG_MSG)
@@ -671,16 +683,14 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result,
goto continue_op;
}
- /* Remove the blocknum from the data. */
- len--;
for (i = 0; i < len; i++)
- ssif_info->data[i + ssif_info->multi_len] = data[i + 1];
+ ssif_info->data[i + ssif_info->multi_len] = data[i];
ssif_info->multi_len += len;
if (blocknum == 0xff) {
/* End of read */
len = ssif_info->multi_len;
data = ssif_info->data;
- } else if (blocknum + 1 != ssif_info->multi_pos) {
+ } else if (blocknum != ssif_info->multi_pos) {
/*
* Out of sequence block, just abort. Block
* numbers start at zero for the second block,
@@ -707,6 +717,7 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result,
}
}
+ continue_op:
if (result < 0) {
ssif_inc_stat(ssif_info, receive_errors);
} else {
@@ -714,8 +725,6 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result,
ssif_inc_stat(ssif_info, received_message_parts);
}
-
- continue_op:
if (ssif_info->ssif_debug & SSIF_DEBUG_STATE)
pr_info("DONE 1: state = %d, result=%d\n",
ssif_info->ssif_state, result);
diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c
index b5e3103c1175..e43c876a9223 100644
--- a/drivers/char/mwave/mwavedd.c
+++ b/drivers/char/mwave/mwavedd.c
@@ -59,6 +59,7 @@
#include <linux/mutex.h>
#include <linux/delay.h>
#include <linux/serial_8250.h>
+#include <linux/nospec.h>
#include "smapi.h"
#include "mwavedd.h"
#include "3780i.h"
@@ -289,6 +290,8 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
ipcnum);
return -EINVAL;
}
+ ipcnum = array_index_nospec(ipcnum,
+ ARRAY_SIZE(pDrvData->IPCs));
PRINTK_3(TRACE_MWAVE,
"mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x entry usIntCount %x\n",
@@ -317,6 +320,8 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
" Invalid ipcnum %x\n", ipcnum);
return -EINVAL;
}
+ ipcnum = array_index_nospec(ipcnum,
+ ARRAY_SIZE(pDrvData->IPCs));
PRINTK_3(TRACE_MWAVE,
"mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"
" ipcnum %x, usIntCount %x\n",
@@ -383,6 +388,8 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
ipcnum);
return -EINVAL;
}
+ ipcnum = array_index_nospec(ipcnum,
+ ARRAY_SIZE(pDrvData->IPCs));
mutex_lock(&mwave_mutex);
if (pDrvData->IPCs[ipcnum].bIsEnabled == true) {
pDrvData->IPCs[ipcnum].bIsEnabled = false;
diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
index e5b2fe80eab4..d2f0bb5ba47e 100644
--- a/drivers/clk/Kconfig
+++ b/drivers/clk/Kconfig
@@ -293,7 +293,6 @@ config COMMON_CLK_BD718XX
source "drivers/clk/actions/Kconfig"
source "drivers/clk/bcm/Kconfig"
source "drivers/clk/hisilicon/Kconfig"
-source "drivers/clk/imx/Kconfig"
source "drivers/clk/imgtec/Kconfig"
source "drivers/clk/imx/Kconfig"
source "drivers/clk/ingenic/Kconfig"
diff --git a/drivers/clk/clk-versaclock5.c b/drivers/clk/clk-versaclock5.c
index 5b393e711e94..7d16ab0784ec 100644
--- a/drivers/clk/clk-versaclock5.c
+++ b/drivers/clk/clk-versaclock5.c
@@ -262,8 +262,10 @@ static int vc5_mux_set_parent(struct clk_hw *hw, u8 index)
if (vc5->clk_mux_ins == VC5_MUX_IN_XIN)
src = VC5_PRIM_SRC_SHDN_EN_XTAL;
- if (vc5->clk_mux_ins == VC5_MUX_IN_CLKIN)
+ else if (vc5->clk_mux_ins == VC5_MUX_IN_CLKIN)
src = VC5_PRIM_SRC_SHDN_EN_CLKIN;
+ else /* Invalid; should have been caught by vc5_probe() */
+ return -EINVAL;
}
return regmap_update_bits(vc5->regmap, VC5_PRIM_SRC_SHDN, mask, src);
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 75d13c0eff12..d2477a5058ac 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -1513,9 +1513,19 @@ static int clk_fetch_parent_index(struct clk_core *core,
if (!parent)
return -EINVAL;
- for (i = 0; i < core->num_parents; i++)
- if (clk_core_get_parent_by_index(core, i) == parent)
+ for (i = 0; i < core->num_parents; i++) {
+ if (core->parents[i] == parent)
+ return i;
+
+ if (core->parents[i])
+ continue;
+
+ /* Fallback to comparing globally unique names */
+ if (!strcmp(parent->name, core->parent_names[i])) {
+ core->parents[i] = parent;
return i;
+ }
+ }
return -EINVAL;
}
@@ -2779,7 +2789,7 @@ static void clk_dump_one(struct seq_file *s, struct clk_core *c, int level)
seq_printf(s, "\"protect_count\": %d,", c->protect_count);
seq_printf(s, "\"rate\": %lu,", clk_core_get_rate(c));
seq_printf(s, "\"accuracy\": %lu,", clk_core_get_accuracy(c));
- seq_printf(s, "\"phase\": %d", clk_core_get_phase(c));
+ seq_printf(s, "\"phase\": %d,", clk_core_get_phase(c));
seq_printf(s, "\"duty_cycle\": %u",
clk_core_get_scaled_duty_cycle(c, 100000));
}
diff --git a/drivers/clk/imx/clk-frac-pll.c b/drivers/clk/imx/clk-frac-pll.c
index 0026c3969b1e..76b9eb15604e 100644
--- a/drivers/clk/imx/clk-frac-pll.c
+++ b/drivers/clk/imx/clk-frac-pll.c
@@ -155,13 +155,14 @@ static int clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
{
struct clk_frac_pll *pll = to_clk_frac_pll(hw);
u32 val, divfi, divff;
- u64 temp64 = parent_rate;
+ u64 temp64;
int ret;
parent_rate *= 8;
rate *= 2;
divfi = rate / parent_rate;
- temp64 *= rate - divfi;
+ temp64 = parent_rate * divfi;
+ temp64 = rate - temp64;
temp64 *= PLL_FRAC_DENOM;
do_div(temp64, parent_rate);
divff = temp64;
diff --git a/drivers/clk/imx/clk-imx8qxp-lpcg.c b/drivers/clk/imx/clk-imx8qxp-lpcg.c
index 99c2508de8e5..fb6edf1b8aa2 100644
--- a/drivers/clk/imx/clk-imx8qxp-lpcg.c
+++ b/drivers/clk/imx/clk-imx8qxp-lpcg.c
@@ -169,6 +169,8 @@ static int imx8qxp_lpcg_clk_probe(struct platform_device *pdev)
return -ENODEV;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res)
+ return -EINVAL;
base = devm_ioremap(dev, res->start, resource_size(res));
if (!base)
return -ENOMEM;
diff --git a/drivers/clk/mmp/clk-of-mmp2.c b/drivers/clk/mmp/clk-of-mmp2.c
index 61fefc046ec5..d083b860f083 100644
--- a/drivers/clk/mmp/clk-of-mmp2.c
+++ b/drivers/clk/mmp/clk-of-mmp2.c
@@ -53,7 +53,6 @@
#define APMU_DISP1 0x110
#define APMU_CCIC0 0x50
#define APMU_CCIC1 0xf4
-#define APMU_SP 0x68
#define MPMU_UART_PLL 0x14
struct mmp2_clk_unit {
@@ -210,8 +209,6 @@ static struct mmp_clk_mix_config ccic1_mix_config = {
.reg_info = DEFINE_MIX_REG_INFO(4, 16, 2, 6, 32),
};
-static DEFINE_SPINLOCK(sp_lock);
-
static struct mmp_param_mux_clk apmu_mux_clks[] = {
{MMP2_CLK_DISP0_MUX, "disp0_mux", disp_parent_names, ARRAY_SIZE(disp_parent_names), CLK_SET_RATE_PARENT, APMU_DISP0, 6, 2, 0, &disp0_lock},
{MMP2_CLK_DISP1_MUX, "disp1_mux", disp_parent_names, ARRAY_SIZE(disp_parent_names), CLK_SET_RATE_PARENT, APMU_DISP1, 6, 2, 0, &disp1_lock},
@@ -242,7 +239,6 @@ static struct mmp_param_gate_clk apmu_gate_clks[] = {
{MMP2_CLK_CCIC1, "ccic1_clk", "ccic1_mix_clk", CLK_SET_RATE_PARENT, APMU_CCIC1, 0x1b, 0x1b, 0x0, 0, &ccic1_lock},
{MMP2_CLK_CCIC1_PHY, "ccic1_phy_clk", "ccic1_mix_clk", CLK_SET_RATE_PARENT, APMU_CCIC1, 0x24, 0x24, 0x0, 0, &ccic1_lock},
{MMP2_CLK_CCIC1_SPHY, "ccic1_sphy_clk", "ccic1_sphy_div", CLK_SET_RATE_PARENT, APMU_CCIC1, 0x300, 0x300, 0x0, 0, &ccic1_lock},
- {MMP2_CLK_SP, "sp_clk", NULL, CLK_SET_RATE_PARENT, APMU_SP, 0x1b, 0x1b, 0x0, 0, &sp_lock},
};
static void mmp2_axi_periph_clk_init(struct mmp2_clk_unit *pxa_unit)
diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
index 1b1ba54e33dd..1c04575c118f 100644
--- a/drivers/clk/qcom/Kconfig
+++ b/drivers/clk/qcom/Kconfig
@@ -215,6 +215,7 @@ config MSM_MMCC_8996
config MSM_GCC_8998
tristate "MSM8998 Global Clock Controller"
+ select QCOM_GDSC
help
Support for the global clock controller on msm8998 devices.
Say Y if you want to use peripheral devices such as UART, SPI,
diff --git a/drivers/clk/qcom/gcc-sdm845.c b/drivers/clk/qcom/gcc-sdm845.c
index c782e62dd98b..58fa5c247af1 100644
--- a/drivers/clk/qcom/gcc-sdm845.c
+++ b/drivers/clk/qcom/gcc-sdm845.c
@@ -115,8 +115,8 @@ static const char * const gcc_parent_names_6[] = {
"core_bi_pll_test_se",
};
-static const char * const gcc_parent_names_7[] = {
- "bi_tcxo",
+static const char * const gcc_parent_names_7_ao[] = {
+ "bi_tcxo_ao",
"gpll0",
"gpll0_out_even",
"core_bi_pll_test_se",
@@ -128,6 +128,12 @@ static const char * const gcc_parent_names_8[] = {
"core_bi_pll_test_se",
};
+static const char * const gcc_parent_names_8_ao[] = {
+ "bi_tcxo_ao",
+ "gpll0",
+ "core_bi_pll_test_se",
+};
+
static const struct parent_map gcc_parent_map_10[] = {
{ P_BI_TCXO, 0 },
{ P_GPLL0_OUT_MAIN, 1 },
@@ -210,7 +216,7 @@ static struct clk_rcg2 gcc_cpuss_ahb_clk_src = {
.freq_tbl = ftbl_gcc_cpuss_ahb_clk_src,
.clkr.hw.init = &(struct clk_init_data){
.name = "gcc_cpuss_ahb_clk_src",
- .parent_names = gcc_parent_names_7,
+ .parent_names = gcc_parent_names_7_ao,
.num_parents = 4,
.ops = &clk_rcg2_ops,
},
@@ -229,7 +235,7 @@ static struct clk_rcg2 gcc_cpuss_rbcpr_clk_src = {
.freq_tbl = ftbl_gcc_cpuss_rbcpr_clk_src,
.clkr.hw.init = &(struct clk_init_data){
.name = "gcc_cpuss_rbcpr_clk_src",
- .parent_names = gcc_parent_names_8,
+ .parent_names = gcc_parent_names_8_ao,
.num_parents = 3,
.ops = &clk_rcg2_ops,
},
diff --git a/drivers/clk/socfpga/clk-pll-s10.c b/drivers/clk/socfpga/clk-pll-s10.c
index 2d5d8b43727e..c4d0b6f6abf2 100644
--- a/drivers/clk/socfpga/clk-pll-s10.c
+++ b/drivers/clk/socfpga/clk-pll-s10.c
@@ -43,7 +43,7 @@ static unsigned long clk_pll_recalc_rate(struct clk_hw *hwclk,
/* Read mdiv and fdiv from the fdbck register */
reg = readl(socfpgaclk->hw.reg + 0x4);
mdiv = (reg & SOCFPGA_PLL_MDIV_MASK) >> SOCFPGA_PLL_MDIV_SHIFT;
- vco_freq = (unsigned long long)parent_rate * (mdiv + 6);
+ vco_freq = (unsigned long long)vco_freq * (mdiv + 6);
return (unsigned long)vco_freq;
}
diff --git a/drivers/clk/socfpga/clk-s10.c b/drivers/clk/socfpga/clk-s10.c
index 5b238fc314ac..8281dfbf38c2 100644
--- a/drivers/clk/socfpga/clk-s10.c
+++ b/drivers/clk/socfpga/clk-s10.c
@@ -12,17 +12,17 @@
#include "stratix10-clk.h"
-static const char * const pll_mux[] = { "osc1", "cb_intosc_hs_div2_clk",
- "f2s_free_clk",};
+static const char * const pll_mux[] = { "osc1", "cb-intosc-hs-div2-clk",
+ "f2s-free-clk",};
static const char * const cntr_mux[] = { "main_pll", "periph_pll",
- "osc1", "cb_intosc_hs_div2_clk",
- "f2s_free_clk"};
-static const char * const boot_mux[] = { "osc1", "cb_intosc_hs_div2_clk",};
+ "osc1", "cb-intosc-hs-div2-clk",
+ "f2s-free-clk"};
+static const char * const boot_mux[] = { "osc1", "cb-intosc-hs-div2-clk",};
static const char * const noc_free_mux[] = {"main_noc_base_clk",
"peri_noc_base_clk",
- "osc1", "cb_intosc_hs_div2_clk",
- "f2s_free_clk"};
+ "osc1", "cb-intosc-hs-div2-clk",
+ "f2s-free-clk"};
static const char * const emaca_free_mux[] = {"peri_emaca_clk", "boot_clk"};
static const char * const emacb_free_mux[] = {"peri_emacb_clk", "boot_clk"};
@@ -33,14 +33,14 @@ static const char * const s2f_usr1_free_mux[] = {"peri_s2f_usr1_clk", "boot_clk"
static const char * const psi_ref_free_mux[] = {"peri_psi_ref_clk", "boot_clk"};
static const char * const mpu_mux[] = { "mpu_free_clk", "boot_clk",};
-static const char * const s2f_usr0_mux[] = {"f2s_free_clk", "boot_clk"};
+static const char * const s2f_usr0_mux[] = {"f2s-free-clk", "boot_clk"};
static const char * const emac_mux[] = {"emaca_free_clk", "emacb_free_clk"};
static const char * const noc_mux[] = {"noc_free_clk", "boot_clk"};
static const char * const mpu_free_mux[] = {"main_mpu_base_clk",
"peri_mpu_base_clk",
- "osc1", "cb_intosc_hs_div2_clk",
- "f2s_free_clk"};
+ "osc1", "cb-intosc-hs-div2-clk",
+ "f2s-free-clk"};
/* clocks in AO (always on) controller */
static const struct stratix10_pll_clock s10_pll_clks[] = {
diff --git a/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c b/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c
index 269d3595758b..edc31bb56674 100644
--- a/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c
+++ b/drivers/clk/tegra/clk-tegra124-dfll-fcpu.c
@@ -133,9 +133,11 @@ static int tegra124_dfll_fcpu_remove(struct platform_device *pdev)
struct tegra_dfll_soc_data *soc;
soc = tegra_dfll_unregister(pdev);
- if (IS_ERR(soc))
+ if (IS_ERR(soc)) {
dev_err(&pdev->dev, "failed to unregister DFLL: %ld\n",
PTR_ERR(soc));
+ return PTR_ERR(soc);
+ }
tegra_cvb_remove_opp_table(soc->dev, soc->cvb, soc->max_freq);
diff --git a/drivers/clk/ti/divider.c b/drivers/clk/ti/divider.c
index 8d77090ad94a..0241450f3eb3 100644
--- a/drivers/clk/ti/divider.c
+++ b/drivers/clk/ti/divider.c
@@ -403,8 +403,10 @@ int ti_clk_parse_divider_data(int *div_table, int num_dividers, int max_div,
num_dividers = i;
tmp = kcalloc(valid_div + 1, sizeof(*tmp), GFP_KERNEL);
- if (!tmp)
+ if (!tmp) {
+ *table = ERR_PTR(-ENOMEM);
return -ENOMEM;
+ }
valid_div = 0;
*width = 0;
@@ -439,6 +441,7 @@ struct clk_hw *ti_clk_build_component_div(struct ti_clk_divider *setup)
{
struct clk_omap_divider *div;
struct clk_omap_reg *reg;
+ int ret;
if (!setup)
return NULL;
@@ -458,6 +461,12 @@ struct clk_hw *ti_clk_build_component_div(struct ti_clk_divider *setup)
div->flags |= CLK_DIVIDER_POWER_OF_TWO;
div->table = _get_div_table_from_setup(setup, &div->width);
+ if (IS_ERR(div->table)) {
+ ret = PTR_ERR(div->table);
+ kfree(div);
+ return ERR_PTR(ret);
+ }
+
div->shift = setup->bit_shift;
div->latch = -EINVAL;
diff --git a/drivers/clk/zynqmp/clkc.c b/drivers/clk/zynqmp/clkc.c
index f65cc0ff76ab..b0908ec62f73 100644
--- a/drivers/clk/zynqmp/clkc.c
+++ b/drivers/clk/zynqmp/clkc.c
@@ -669,8 +669,8 @@ static int zynqmp_clk_setup(struct device_node *np)
if (ret)
return ret;
- zynqmp_data = kzalloc(sizeof(*zynqmp_data) + sizeof(*zynqmp_data) *
- clock_max_idx, GFP_KERNEL);
+ zynqmp_data = kzalloc(struct_size(zynqmp_data, hws, clock_max_idx),
+ GFP_KERNEL);
if (!zynqmp_data)
return -ENOMEM;
diff --git a/drivers/cpuidle/poll_state.c b/drivers/cpuidle/poll_state.c
index b17d153e724f..23a1b27579a5 100644
--- a/drivers/cpuidle/poll_state.c
+++ b/drivers/cpuidle/poll_state.c
@@ -21,7 +21,7 @@ static int __cpuidle poll_idle(struct cpuidle_device *dev,
local_irq_enable();
if (!current_set_polling_and_test()) {
unsigned int loop_count = 0;
- u64 limit = TICK_USEC;
+ u64 limit = TICK_NSEC;
int i;
for (i = 1; i < drv->state_count; i++) {
diff --git a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c
index fe070d75c842..4c97478d44bd 100644
--- a/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c
+++ b/drivers/crypto/cavium/nitrox/nitrox_reqmgr.c
@@ -537,6 +537,8 @@ static void process_response_list(struct nitrox_cmdq *cmdq)
struct nitrox_device *ndev = cmdq->ndev;
struct nitrox_softreq *sr;
int req_completed = 0, err = 0, budget;
+ completion_t callback;
+ void *cb_arg;
/* check all pending requests */
budget = atomic_read(&cmdq->pending_count);
@@ -564,13 +566,13 @@ static void process_response_list(struct nitrox_cmdq *cmdq)
smp_mb__after_atomic();
/* remove from response list */
response_list_del(sr, cmdq);
-
/* ORH error code */
err = READ_ONCE(*sr->resp.orh) & 0xff;
-
- if (sr->callback)
- sr->callback(sr->cb_arg, err);
+ callback = sr->callback;
+ cb_arg = sr->cb_arg;
softreq_destroy(sr);
+ if (callback)
+ callback(cb_arg, err);
req_completed++;
}
diff --git a/drivers/edac/altera_edac.h b/drivers/edac/altera_edac.h
index 4213cb0bb2a7..f8664bac9fa8 100644
--- a/drivers/edac/altera_edac.h
+++ b/drivers/edac/altera_edac.h
@@ -295,8 +295,8 @@ struct altr_sdram_mc_data {
#define S10_SYSMGR_ECC_INTSTAT_DERR_OFST 0xA0
/* Sticky registers for Uncorrected Errors */
-#define S10_SYSMGR_UE_VAL_OFST 0x120
-#define S10_SYSMGR_UE_ADDR_OFST 0x124
+#define S10_SYSMGR_UE_VAL_OFST 0x220
+#define S10_SYSMGR_UE_ADDR_OFST 0x224
#define S10_DDR0_IRQ_MASK BIT(16)
diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c
index 09b845e90114..a785ffd5af89 100644
--- a/drivers/firewire/sbp2.c
+++ b/drivers/firewire/sbp2.c
@@ -1144,10 +1144,6 @@ static int sbp2_probe(struct fw_unit *unit, const struct ieee1394_device_id *id)
if (device->is_local)
return -ENODEV;
- if (dma_get_max_seg_size(device->card->device) > SBP2_MAX_SEG_SIZE)
- WARN_ON(dma_set_max_seg_size(device->card->device,
- SBP2_MAX_SEG_SIZE));
-
shost = scsi_host_alloc(&scsi_driver_template, sizeof(*tgt));
if (shost == NULL)
return -ENOMEM;
@@ -1610,6 +1606,7 @@ static struct scsi_host_template scsi_driver_template = {
.eh_abort_handler = sbp2_scsi_abort,
.this_id = -1,
.sg_tablesize = SG_ALL,
+ .max_segment_size = SBP2_MAX_SEG_SIZE,
.can_queue = 1,
.sdev_attrs = sbp2_scsi_sysfs_attrs,
};
diff --git a/drivers/firmware/efi/arm-runtime.c b/drivers/firmware/efi/arm-runtime.c
index 23ea1ed409d1..352bd2473162 100644
--- a/drivers/firmware/efi/arm-runtime.c
+++ b/drivers/firmware/efi/arm-runtime.c
@@ -37,8 +37,9 @@ extern u64 efi_system_table;
static struct ptdump_info efi_ptdump_info = {
.mm = &efi_mm,
.markers = (struct addr_marker[]){
- { 0, "UEFI runtime start" },
- { DEFAULT_MAP_WINDOW_64, "UEFI runtime end" }
+ { 0, "UEFI runtime start" },
+ { DEFAULT_MAP_WINDOW_64, "UEFI runtime end" },
+ { -1, NULL }
},
.base_addr = 0,
};
diff --git a/drivers/gpio/gpio-altera-a10sr.c b/drivers/gpio/gpio-altera-a10sr.c
index 6b11f1314248..7f9e0304b510 100644
--- a/drivers/gpio/gpio-altera-a10sr.c
+++ b/drivers/gpio/gpio-altera-a10sr.c
@@ -66,8 +66,10 @@ static int altr_a10sr_gpio_direction_input(struct gpio_chip *gc,
static int altr_a10sr_gpio_direction_output(struct gpio_chip *gc,
unsigned int nr, int value)
{
- if (nr <= (ALTR_A10SR_OUT_VALID_RANGE_HI - ALTR_A10SR_LED_VALID_SHIFT))
+ if (nr <= (ALTR_A10SR_OUT_VALID_RANGE_HI - ALTR_A10SR_LED_VALID_SHIFT)) {
+ altr_a10sr_gpio_set(gc, nr, value);
return 0;
+ }
return -EINVAL;
}
diff --git a/drivers/gpio/gpio-eic-sprd.c b/drivers/gpio/gpio-eic-sprd.c
index e0d6a0a7bc69..e41223c05f6e 100644
--- a/drivers/gpio/gpio-eic-sprd.c
+++ b/drivers/gpio/gpio-eic-sprd.c
@@ -180,7 +180,18 @@ static void sprd_eic_free(struct gpio_chip *chip, unsigned int offset)
static int sprd_eic_get(struct gpio_chip *chip, unsigned int offset)
{
- return sprd_eic_read(chip, offset, SPRD_EIC_DBNC_DATA);
+ struct sprd_eic *sprd_eic = gpiochip_get_data(chip);
+
+ switch (sprd_eic->type) {
+ case SPRD_EIC_DEBOUNCE:
+ return sprd_eic_read(chip, offset, SPRD_EIC_DBNC_DATA);
+ case SPRD_EIC_ASYNC:
+ return sprd_eic_read(chip, offset, SPRD_EIC_ASYNC_DATA);
+ case SPRD_EIC_SYNC:
+ return sprd_eic_read(chip, offset, SPRD_EIC_SYNC_DATA);
+ default:
+ return -ENOTSUPP;
+ }
}
static int sprd_eic_direction_input(struct gpio_chip *chip, unsigned int offset)
@@ -368,6 +379,7 @@ static int sprd_eic_irq_set_type(struct irq_data *data, unsigned int flow_type)
irq_set_handler_locked(data, handle_edge_irq);
break;
case IRQ_TYPE_EDGE_BOTH:
+ sprd_eic_update(chip, offset, SPRD_EIC_ASYNC_INTMODE, 0);
sprd_eic_update(chip, offset, SPRD_EIC_ASYNC_INTBOTH, 1);
irq_set_handler_locked(data, handle_edge_irq);
break;
diff --git a/drivers/gpio/gpio-pcf857x.c b/drivers/gpio/gpio-pcf857x.c
index adf72dda25a2..68a35b65925a 100644
--- a/drivers/gpio/gpio-pcf857x.c
+++ b/drivers/gpio/gpio-pcf857x.c
@@ -84,6 +84,7 @@ MODULE_DEVICE_TABLE(of, pcf857x_of_table);
*/
struct pcf857x {
struct gpio_chip chip;
+ struct irq_chip irqchip;
struct i2c_client *client;
struct mutex lock; /* protect 'out' */
unsigned out; /* software latch */
@@ -252,18 +253,6 @@ static void pcf857x_irq_bus_sync_unlock(struct irq_data *data)
mutex_unlock(&gpio->lock);
}
-static struct irq_chip pcf857x_irq_chip = {
- .name = "pcf857x",
- .irq_enable = pcf857x_irq_enable,
- .irq_disable = pcf857x_irq_disable,
- .irq_ack = noop,
- .irq_mask = noop,
- .irq_unmask = noop,
- .irq_set_wake = pcf857x_irq_set_wake,
- .irq_bus_lock = pcf857x_irq_bus_lock,
- .irq_bus_sync_unlock = pcf857x_irq_bus_sync_unlock,
-};
-
/*-------------------------------------------------------------------------*/
static int pcf857x_probe(struct i2c_client *client,
@@ -376,8 +365,17 @@ static int pcf857x_probe(struct i2c_client *client,
/* Enable irqchip if we have an interrupt */
if (client->irq) {
+ gpio->irqchip.name = "pcf857x",
+ gpio->irqchip.irq_enable = pcf857x_irq_enable,
+ gpio->irqchip.irq_disable = pcf857x_irq_disable,
+ gpio->irqchip.irq_ack = noop,
+ gpio->irqchip.irq_mask = noop,
+ gpio->irqchip.irq_unmask = noop,
+ gpio->irqchip.irq_set_wake = pcf857x_irq_set_wake,
+ gpio->irqchip.irq_bus_lock = pcf857x_irq_bus_lock,
+ gpio->irqchip.irq_bus_sync_unlock = pcf857x_irq_bus_sync_unlock,
status = gpiochip_irqchip_add_nested(&gpio->chip,
- &pcf857x_irq_chip,
+ &gpio->irqchip,
0, handle_level_irq,
IRQ_TYPE_NONE);
if (status) {
@@ -392,7 +390,7 @@ static int pcf857x_probe(struct i2c_client *client,
if (status)
goto fail;
- gpiochip_set_nested_irqchip(&gpio->chip, &pcf857x_irq_chip,
+ gpiochip_set_nested_irqchip(&gpio->chip, &gpio->irqchip,
client->irq);
gpio->irq_parent = client->irq;
}
diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c
index 1b79ebcfce3e..541fa6ac399d 100644
--- a/drivers/gpio/gpio-vf610.c
+++ b/drivers/gpio/gpio-vf610.c
@@ -253,6 +253,7 @@ static int vf610_gpio_probe(struct platform_device *pdev)
struct vf610_gpio_port *port;
struct resource *iores;
struct gpio_chip *gc;
+ int i;
int ret;
port = devm_kzalloc(&pdev->dev, sizeof(*port), GFP_KERNEL);
@@ -319,6 +320,10 @@ static int vf610_gpio_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
+ /* Mask all GPIO interrupts */
+ for (i = 0; i < gc->ngpio; i++)
+ vf610_gpio_writel(0, port->base + PORT_PCR(i));
+
/* Clear the interrupt status register for all GPIO's */
vf610_gpio_writel(~0, port->base + PORT_ISFR);
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 1651d7f0a303..d1adfdf50fb3 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -828,7 +828,14 @@ static irqreturn_t lineevent_irq_thread(int irq, void *p)
/* Do not leak kernel stack to userspace */
memset(&ge, 0, sizeof(ge));
- ge.timestamp = le->timestamp;
+ /*
+ * We may be running from a nested threaded interrupt in which case
+ * we didn't get the timestamp from lineevent_irq_handler().
+ */
+ if (!le->timestamp)
+ ge.timestamp = ktime_get_real_ns();
+ else
+ ge.timestamp = le->timestamp;
if (le->eflags & GPIOEVENT_REQUEST_RISING_EDGE
&& le->eflags & GPIOEVENT_REQUEST_FALLING_EDGE) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 6896dec97fc7..0ed41a9d2d77 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -1686,7 +1686,8 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj,
effective_mode &= ~S_IWUSR;
if ((adev->flags & AMD_IS_APU) &&
- (attr == &sensor_dev_attr_power1_cap_max.dev_attr.attr ||
+ (attr == &sensor_dev_attr_power1_average.dev_attr.attr ||
+ attr == &sensor_dev_attr_power1_cap_max.dev_attr.attr ||
attr == &sensor_dev_attr_power1_cap_min.dev_attr.attr||
attr == &sensor_dev_attr_power1_cap.dev_attr.attr))
return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
index 71913a18d142..a38e0fb4a6fe 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
@@ -38,6 +38,7 @@
#include "amdgpu_gem.h"
#include <drm/amdgpu_drm.h>
#include <linux/dma-buf.h>
+#include <linux/dma-fence-array.h>
/**
* amdgpu_gem_prime_get_sg_table - &drm_driver.gem_prime_get_sg_table
@@ -187,6 +188,48 @@ error:
return ERR_PTR(ret);
}
+static int
+__reservation_object_make_exclusive(struct reservation_object *obj)
+{
+ struct dma_fence **fences;
+ unsigned int count;
+ int r;
+
+ if (!reservation_object_get_list(obj)) /* no shared fences to convert */
+ return 0;
+
+ r = reservation_object_get_fences_rcu(obj, NULL, &count, &fences);
+ if (r)
+ return r;
+
+ if (count == 0) {
+ /* Now that was unexpected. */
+ } else if (count == 1) {
+ reservation_object_add_excl_fence(obj, fences[0]);
+ dma_fence_put(fences[0]);
+ kfree(fences);
+ } else {
+ struct dma_fence_array *array;
+
+ array = dma_fence_array_create(count, fences,
+ dma_fence_context_alloc(1), 0,
+ false);
+ if (!array)
+ goto err_fences_put;
+
+ reservation_object_add_excl_fence(obj, &array->base);
+ dma_fence_put(&array->base);
+ }
+
+ return 0;
+
+err_fences_put:
+ while (count--)
+ dma_fence_put(fences[count]);
+ kfree(fences);
+ return -ENOMEM;
+}
+
/**
* amdgpu_gem_map_attach - &dma_buf_ops.attach implementation
* @dma_buf: Shared DMA buffer
@@ -218,16 +261,16 @@ static int amdgpu_gem_map_attach(struct dma_buf *dma_buf,
if (attach->dev->driver != adev->dev->driver) {
/*
- * Wait for all shared fences to complete before we switch to future
- * use of exclusive fence on this prime shared bo.
+ * We only create shared fences for internal use, but importers
+ * of the dmabuf rely on exclusive fences for implicitly
+ * tracking write hazards. As any of the current fences may
+ * correspond to a write, we need to convert all existing
+ * fences on the reservation object into a single exclusive
+ * fence.
*/
- r = reservation_object_wait_timeout_rcu(bo->tbo.resv,
- true, false,
- MAX_SCHEDULE_TIMEOUT);
- if (unlikely(r < 0)) {
- DRM_DEBUG_PRIME("Fence wait failed: %li\n", r);
+ r = __reservation_object_make_exclusive(bo->tbo.resv);
+ if (r)
goto error_unreserve;
- }
}
/* pin buffer into GTT */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index d2ea5ce2cefb..7c108e687683 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -3363,14 +3363,15 @@ void amdgpu_vm_get_task_info(struct amdgpu_device *adev, unsigned int pasid,
struct amdgpu_task_info *task_info)
{
struct amdgpu_vm *vm;
+ unsigned long flags;
- spin_lock(&adev->vm_manager.pasid_lock);
+ spin_lock_irqsave(&adev->vm_manager.pasid_lock, flags);
vm = idr_find(&adev->vm_manager.pasid_idr, pasid);
if (vm)
*task_info = vm->task_info;
- spin_unlock(&adev->vm_manager.pasid_lock);
+ spin_unlock_irqrestore(&adev->vm_manager.pasid_lock, flags);
}
/**
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
index 4cd31a276dcd..186db182f924 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
@@ -93,7 +93,20 @@ static void nbio_v7_4_enable_doorbell_aperture(struct amdgpu_device *adev,
static void nbio_v7_4_enable_doorbell_selfring_aperture(struct amdgpu_device *adev,
bool enable)
{
+ u32 tmp = 0;
+ if (enable) {
+ tmp = REG_SET_FIELD(tmp, DOORBELL_SELFRING_GPA_APER_CNTL, DOORBELL_SELFRING_GPA_APER_EN, 1) |
+ REG_SET_FIELD(tmp, DOORBELL_SELFRING_GPA_APER_CNTL, DOORBELL_SELFRING_GPA_APER_MODE, 1) |
+ REG_SET_FIELD(tmp, DOORBELL_SELFRING_GPA_APER_CNTL, DOORBELL_SELFRING_GPA_APER_SIZE, 0);
+
+ WREG32_SOC15(NBIO, 0, mmDOORBELL_SELFRING_GPA_APER_BASE_LOW,
+ lower_32_bits(adev->doorbell.base));
+ WREG32_SOC15(NBIO, 0, mmDOORBELL_SELFRING_GPA_APER_BASE_HIGH,
+ upper_32_bits(adev->doorbell.base));
+ }
+
+ WREG32_SOC15(NBIO, 0, mmDOORBELL_SELFRING_GPA_APER_CNTL, tmp);
}
static void nbio_v7_4_ih_doorbell_range(struct amdgpu_device *adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 8849b74078d6..9b639974c70c 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -729,11 +729,13 @@ static int soc15_common_early_init(void *handle)
case CHIP_RAVEN:
adev->asic_funcs = &soc15_asic_funcs;
if (adev->rev_id >= 0x8)
- adev->external_rev_id = adev->rev_id + 0x81;
+ adev->external_rev_id = adev->rev_id + 0x79;
else if (adev->pdev->device == 0x15d8)
adev->external_rev_id = adev->rev_id + 0x41;
+ else if (adev->rev_id == 1)
+ adev->external_rev_id = adev->rev_id + 0x20;
else
- adev->external_rev_id = 0x1;
+ adev->external_rev_id = adev->rev_id + 0x01;
if (adev->rev_id >= 0x8) {
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
index 5d85ff341385..2e7c44955f43 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
@@ -863,7 +863,7 @@ static int kfd_fill_mem_info_for_cpu(int numa_node_id, int *avail_size,
return 0;
}
-#if CONFIG_X86_64
+#ifdef CONFIG_X86_64
static int kfd_fill_iolink_info_for_cpu(int numa_node_id, int *avail_size,
uint32_t *num_entries,
struct crat_subtype_iolink *sub_type_hdr)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index f4fa40c387d3..0b392bfca284 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -4082,7 +4082,8 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm,
}
if (connector_type == DRM_MODE_CONNECTOR_HDMIA ||
- connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
+ connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
+ connector_type == DRM_MODE_CONNECTOR_eDP) {
drm_connector_attach_vrr_capable_property(
&aconnector->base);
}
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c
index afd287f08bc9..19801bdba0d2 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c
@@ -591,7 +591,15 @@ static void dce11_pplib_apply_display_requirements(
dc,
context->bw.dce.sclk_khz);
- pp_display_cfg->min_dcfclock_khz = pp_display_cfg->min_engine_clock_khz;
+ /*
+ * As workaround for >4x4K lightup set dcfclock to min_engine_clock value.
+ * This is not required for less than 5 displays,
+ * thus don't request decfclk in dc to avoid impact
+ * on power saving.
+ *
+ */
+ pp_display_cfg->min_dcfclock_khz = (context->stream_count > 4)?
+ pp_display_cfg->min_engine_clock_khz : 0;
pp_display_cfg->min_engine_clock_deep_sleep_khz
= context->bw.dce.sclk_deep_sleep_khz;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
index f95c5f50eb0f..5273de3c5b98 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
@@ -1033,6 +1033,7 @@ static int smu10_get_clock_by_type_with_latency(struct pp_hwmgr *hwmgr,
break;
case amd_pp_dpp_clock:
pclk_vol_table = pinfo->vdd_dep_on_dppclk;
+ break;
default:
return -EINVAL;
}
diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c
index d587779a80b4..a97294ac96d5 100644
--- a/drivers/gpu/drm/radeon/ci_dpm.c
+++ b/drivers/gpu/drm/radeon/ci_dpm.c
@@ -5676,7 +5676,7 @@ int ci_dpm_init(struct radeon_device *rdev)
u16 data_offset, size;
u8 frev, crev;
struct ci_power_info *pi;
- enum pci_bus_speed speed_cap;
+ enum pci_bus_speed speed_cap = PCI_SPEED_UNKNOWN;
struct pci_dev *root = rdev->pdev->bus->self;
int ret;
@@ -5685,7 +5685,8 @@ int ci_dpm_init(struct radeon_device *rdev)
return -ENOMEM;
rdev->pm.dpm.priv = pi;
- speed_cap = pcie_get_speed_cap(root);
+ if (!pci_is_root_bus(rdev->pdev->bus))
+ speed_cap = pcie_get_speed_cap(root);
if (speed_cap == PCI_SPEED_UNKNOWN) {
pi->sys_pcie_mask = 0;
} else {
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 8fb60b3af015..0a785ef0ab66 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -6899,7 +6899,7 @@ int si_dpm_init(struct radeon_device *rdev)
struct ni_power_info *ni_pi;
struct si_power_info *si_pi;
struct atom_clock_dividers dividers;
- enum pci_bus_speed speed_cap;
+ enum pci_bus_speed speed_cap = PCI_SPEED_UNKNOWN;
struct pci_dev *root = rdev->pdev->bus->self;
int ret;
@@ -6911,7 +6911,8 @@ int si_dpm_init(struct radeon_device *rdev)
eg_pi = &ni_pi->eg;
pi = &eg_pi->rv7xx;
- speed_cap = pcie_get_speed_cap(root);
+ if (!pci_is_root_bus(rdev->pdev->bus))
+ speed_cap = pcie_get_speed_cap(root);
if (speed_cap == PCI_SPEED_UNKNOWN) {
si_pi->sys_pcie_mask = 0;
} else {
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index f41d5fe51abe..9993b692598f 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -125,6 +125,7 @@ static int open_collection(struct hid_parser *parser, unsigned type)
{
struct hid_collection *collection;
unsigned usage;
+ int collection_index;
usage = parser->local.usage[0];
@@ -167,13 +168,13 @@ static int open_collection(struct hid_parser *parser, unsigned type)
parser->collection_stack[parser->collection_stack_ptr++] =
parser->device->maxcollection;
- collection = parser->device->collection +
- parser->device->maxcollection++;
+ collection_index = parser->device->maxcollection++;
+ collection = parser->device->collection + collection_index;
collection->type = type;
collection->usage = usage;
collection->level = parser->collection_stack_ptr - 1;
- collection->parent = parser->active_collection;
- parser->active_collection = collection;
+ collection->parent_idx = (collection->level == 0) ? -1 :
+ parser->collection_stack[collection->level - 1];
if (type == HID_COLLECTION_APPLICATION)
parser->device->maxapplication++;
@@ -192,8 +193,6 @@ static int close_collection(struct hid_parser *parser)
return -EINVAL;
}
parser->collection_stack_ptr--;
- if (parser->active_collection)
- parser->active_collection = parser->active_collection->parent;
return 0;
}
@@ -1006,10 +1005,12 @@ static void hid_apply_multiplier_to_field(struct hid_device *hid,
usage = &field->usage[i];
collection = &hid->collection[usage->collection_index];
- while (collection && collection != multiplier_collection)
- collection = collection->parent;
+ while (collection->parent_idx != -1 &&
+ collection != multiplier_collection)
+ collection = &hid->collection[collection->parent_idx];
- if (collection || multiplier_collection == NULL)
+ if (collection->parent_idx != -1 ||
+ multiplier_collection == NULL)
usage->resolution_multiplier = effective_multiplier;
}
@@ -1044,9 +1045,9 @@ static void hid_apply_multiplier(struct hid_device *hid,
* applicable fields later.
*/
multiplier_collection = &hid->collection[multiplier->usage->collection_index];
- while (multiplier_collection &&
+ while (multiplier_collection->parent_idx != -1 &&
multiplier_collection->type != HID_COLLECTION_LOGICAL)
- multiplier_collection = multiplier_collection->parent;
+ multiplier_collection = &hid->collection[multiplier_collection->parent_idx];
effective_multiplier = hid_calculate_multiplier(hid, multiplier);
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 518fa76414f5..24f846d67478 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -461,6 +461,9 @@
#define USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_010A 0x010a
#define USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100 0xe100
+#define I2C_VENDOR_ID_GOODIX 0x27c6
+#define I2C_DEVICE_ID_GOODIX_01F0 0x01f0
+
#define USB_VENDOR_ID_GOODTOUCH 0x1aad
#define USB_DEVICE_ID_GOODTOUCH_000f 0x000f
diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c
index 8555ce7e737b..c5edfa966343 100644
--- a/drivers/hid/i2c-hid/i2c-hid-core.c
+++ b/drivers/hid/i2c-hid/i2c-hid-core.c
@@ -179,6 +179,8 @@ static const struct i2c_hid_quirks {
I2C_HID_QUIRK_DELAY_AFTER_SLEEP },
{ USB_VENDOR_ID_LG, I2C_DEVICE_ID_LG_8001,
I2C_HID_QUIRK_NO_RUNTIME_PM },
+ { I2C_VENDOR_ID_GOODIX, I2C_DEVICE_ID_GOODIX_01F0,
+ I2C_HID_QUIRK_NO_RUNTIME_PM },
{ 0, 0 }
};
diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c
index ce0ba2062723..bea4c9850247 100644
--- a/drivers/hv/channel.c
+++ b/drivers/hv/channel.c
@@ -701,19 +701,12 @@ static int vmbus_close_internal(struct vmbus_channel *channel)
int vmbus_disconnect_ring(struct vmbus_channel *channel)
{
struct vmbus_channel *cur_channel, *tmp;
- unsigned long flags;
- LIST_HEAD(list);
int ret;
if (channel->primary_channel != NULL)
return -EINVAL;
- /* Snapshot the list of subchannels */
- spin_lock_irqsave(&channel->lock, flags);
- list_splice_init(&channel->sc_list, &list);
- spin_unlock_irqrestore(&channel->lock, flags);
-
- list_for_each_entry_safe(cur_channel, tmp, &list, sc_list) {
+ list_for_each_entry_safe(cur_channel, tmp, &channel->sc_list, sc_list) {
if (cur_channel->rescind)
wait_for_completion(&cur_channel->rescind_event);
diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c
index 5301fef16c31..7c6349a50ef1 100644
--- a/drivers/hv/hv_balloon.c
+++ b/drivers/hv/hv_balloon.c
@@ -888,12 +888,14 @@ static unsigned long handle_pg_range(unsigned long pg_start,
pfn_cnt -= pgs_ol;
/*
* Check if the corresponding memory block is already
- * online by checking its last previously backed page.
- * In case it is we need to bring rest (which was not
- * backed previously) online too.
+ * online. It is possible to observe struct pages still
+ * being uninitialized here so check section instead.
+ * In case the section is online we need to bring the
+ * rest of pfns (which were not backed previously)
+ * online too.
*/
if (start_pfn > has->start_pfn &&
- !PageReserved(pfn_to_page(start_pfn - 1)))
+ online_section_nr(pfn_to_section_nr(start_pfn)))
hv_bring_pgs_online(has, start_pfn, pgs_ol);
}
diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c
index 64d0c85d5161..1f1a55e07733 100644
--- a/drivers/hv/ring_buffer.c
+++ b/drivers/hv/ring_buffer.c
@@ -164,26 +164,25 @@ hv_get_ringbuffer_availbytes(const struct hv_ring_buffer_info *rbi,
}
/* Get various debug metrics for the specified ring buffer. */
-void hv_ringbuffer_get_debuginfo(const struct hv_ring_buffer_info *ring_info,
- struct hv_ring_buffer_debug_info *debug_info)
+int hv_ringbuffer_get_debuginfo(const struct hv_ring_buffer_info *ring_info,
+ struct hv_ring_buffer_debug_info *debug_info)
{
u32 bytes_avail_towrite;
u32 bytes_avail_toread;
- if (ring_info->ring_buffer) {
- hv_get_ringbuffer_availbytes(ring_info,
- &bytes_avail_toread,
- &bytes_avail_towrite);
-
- debug_info->bytes_avail_toread = bytes_avail_toread;
- debug_info->bytes_avail_towrite = bytes_avail_towrite;
- debug_info->current_read_index =
- ring_info->ring_buffer->read_index;
- debug_info->current_write_index =
- ring_info->ring_buffer->write_index;
- debug_info->current_interrupt_mask =
- ring_info->ring_buffer->interrupt_mask;
- }
+ if (!ring_info->ring_buffer)
+ return -EINVAL;
+
+ hv_get_ringbuffer_availbytes(ring_info,
+ &bytes_avail_toread,
+ &bytes_avail_towrite);
+ debug_info->bytes_avail_toread = bytes_avail_toread;
+ debug_info->bytes_avail_towrite = bytes_avail_towrite;
+ debug_info->current_read_index = ring_info->ring_buffer->read_index;
+ debug_info->current_write_index = ring_info->ring_buffer->write_index;
+ debug_info->current_interrupt_mask
+ = ring_info->ring_buffer->interrupt_mask;
+ return 0;
}
EXPORT_SYMBOL_GPL(hv_ringbuffer_get_debuginfo);
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index d0ff65675292..403fee01572c 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -313,12 +313,16 @@ static ssize_t out_intr_mask_show(struct device *dev,
{
struct hv_device *hv_dev = device_to_hv_device(dev);
struct hv_ring_buffer_debug_info outbound;
+ int ret;
if (!hv_dev->channel)
return -ENODEV;
- if (hv_dev->channel->state != CHANNEL_OPENED_STATE)
- return -EINVAL;
- hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, &outbound);
+
+ ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound,
+ &outbound);
+ if (ret < 0)
+ return ret;
+
return sprintf(buf, "%d\n", outbound.current_interrupt_mask);
}
static DEVICE_ATTR_RO(out_intr_mask);
@@ -328,12 +332,15 @@ static ssize_t out_read_index_show(struct device *dev,
{
struct hv_device *hv_dev = device_to_hv_device(dev);
struct hv_ring_buffer_debug_info outbound;
+ int ret;
if (!hv_dev->channel)
return -ENODEV;
- if (hv_dev->channel->state != CHANNEL_OPENED_STATE)
- return -EINVAL;
- hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, &outbound);
+
+ ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound,
+ &outbound);
+ if (ret < 0)
+ return ret;
return sprintf(buf, "%d\n", outbound.current_read_index);
}
static DEVICE_ATTR_RO(out_read_index);
@@ -344,12 +351,15 @@ static ssize_t out_write_index_show(struct device *dev,
{
struct hv_device *hv_dev = device_to_hv_device(dev);
struct hv_ring_buffer_debug_info outbound;
+ int ret;
if (!hv_dev->channel)
return -ENODEV;
- if (hv_dev->channel->state != CHANNEL_OPENED_STATE)
- return -EINVAL;
- hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, &outbound);
+
+ ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound,
+ &outbound);
+ if (ret < 0)
+ return ret;
return sprintf(buf, "%d\n", outbound.current_write_index);
}
static DEVICE_ATTR_RO(out_write_index);
@@ -360,12 +370,15 @@ static ssize_t out_read_bytes_avail_show(struct device *dev,
{
struct hv_device *hv_dev = device_to_hv_device(dev);
struct hv_ring_buffer_debug_info outbound;
+ int ret;
if (!hv_dev->channel)
return -ENODEV;
- if (hv_dev->channel->state != CHANNEL_OPENED_STATE)
- return -EINVAL;
- hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, &outbound);
+
+ ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound,
+ &outbound);
+ if (ret < 0)
+ return ret;
return sprintf(buf, "%d\n", outbound.bytes_avail_toread);
}
static DEVICE_ATTR_RO(out_read_bytes_avail);
@@ -376,12 +389,15 @@ static ssize_t out_write_bytes_avail_show(struct device *dev,
{
struct hv_device *hv_dev = device_to_hv_device(dev);
struct hv_ring_buffer_debug_info outbound;
+ int ret;
if (!hv_dev->channel)
return -ENODEV;
- if (hv_dev->channel->state != CHANNEL_OPENED_STATE)
- return -EINVAL;
- hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound, &outbound);
+
+ ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->outbound,
+ &outbound);
+ if (ret < 0)
+ return ret;
return sprintf(buf, "%d\n", outbound.bytes_avail_towrite);
}
static DEVICE_ATTR_RO(out_write_bytes_avail);
@@ -391,12 +407,15 @@ static ssize_t in_intr_mask_show(struct device *dev,
{
struct hv_device *hv_dev = device_to_hv_device(dev);
struct hv_ring_buffer_debug_info inbound;
+ int ret;
if (!hv_dev->channel)
return -ENODEV;
- if (hv_dev->channel->state != CHANNEL_OPENED_STATE)
- return -EINVAL;
- hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound);
+
+ ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound);
+ if (ret < 0)
+ return ret;
+
return sprintf(buf, "%d\n", inbound.current_interrupt_mask);
}
static DEVICE_ATTR_RO(in_intr_mask);
@@ -406,12 +425,15 @@ static ssize_t in_read_index_show(struct device *dev,
{
struct hv_device *hv_dev = device_to_hv_device(dev);
struct hv_ring_buffer_debug_info inbound;
+ int ret;
if (!hv_dev->channel)
return -ENODEV;
- if (hv_dev->channel->state != CHANNEL_OPENED_STATE)
- return -EINVAL;
- hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound);
+
+ ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound);
+ if (ret < 0)
+ return ret;
+
return sprintf(buf, "%d\n", inbound.current_read_index);
}
static DEVICE_ATTR_RO(in_read_index);
@@ -421,12 +443,15 @@ static ssize_t in_write_index_show(struct device *dev,
{
struct hv_device *hv_dev = device_to_hv_device(dev);
struct hv_ring_buffer_debug_info inbound;
+ int ret;
if (!hv_dev->channel)
return -ENODEV;
- if (hv_dev->channel->state != CHANNEL_OPENED_STATE)
- return -EINVAL;
- hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound);
+
+ ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound);
+ if (ret < 0)
+ return ret;
+
return sprintf(buf, "%d\n", inbound.current_write_index);
}
static DEVICE_ATTR_RO(in_write_index);
@@ -437,12 +462,15 @@ static ssize_t in_read_bytes_avail_show(struct device *dev,
{
struct hv_device *hv_dev = device_to_hv_device(dev);
struct hv_ring_buffer_debug_info inbound;
+ int ret;
if (!hv_dev->channel)
return -ENODEV;
- if (hv_dev->channel->state != CHANNEL_OPENED_STATE)
- return -EINVAL;
- hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound);
+
+ ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound);
+ if (ret < 0)
+ return ret;
+
return sprintf(buf, "%d\n", inbound.bytes_avail_toread);
}
static DEVICE_ATTR_RO(in_read_bytes_avail);
@@ -453,12 +481,15 @@ static ssize_t in_write_bytes_avail_show(struct device *dev,
{
struct hv_device *hv_dev = device_to_hv_device(dev);
struct hv_ring_buffer_debug_info inbound;
+ int ret;
if (!hv_dev->channel)
return -ENODEV;
- if (hv_dev->channel->state != CHANNEL_OPENED_STATE)
- return -EINVAL;
- hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound);
+
+ ret = hv_ringbuffer_get_debuginfo(&hv_dev->channel->inbound, &inbound);
+ if (ret < 0)
+ return ret;
+
return sprintf(buf, "%d\n", inbound.bytes_avail_towrite);
}
static DEVICE_ATTR_RO(in_write_bytes_avail);
diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c
index c39f89d2deba..2dc628d4f1ae 100644
--- a/drivers/i3c/master.c
+++ b/drivers/i3c/master.c
@@ -1828,7 +1828,7 @@ int i3c_master_add_i3c_dev_locked(struct i3c_master_controller *master,
ret = i3c_master_retrieve_dev_info(newdev);
if (ret)
- goto err_free_dev;
+ goto err_detach_dev;
olddev = i3c_master_search_i3c_dev_duplicate(newdev);
if (olddev) {
diff --git a/drivers/i3c/master/dw-i3c-master.c b/drivers/i3c/master/dw-i3c-master.c
index f8c00b94817f..bb03079fbade 100644
--- a/drivers/i3c/master/dw-i3c-master.c
+++ b/drivers/i3c/master/dw-i3c-master.c
@@ -419,12 +419,9 @@ static void dw_i3c_master_enqueue_xfer(struct dw_i3c_master *master,
spin_unlock_irqrestore(&master->xferqueue.lock, flags);
}
-static void dw_i3c_master_dequeue_xfer(struct dw_i3c_master *master,
- struct dw_i3c_xfer *xfer)
+static void dw_i3c_master_dequeue_xfer_locked(struct dw_i3c_master *master,
+ struct dw_i3c_xfer *xfer)
{
- unsigned long flags;
-
- spin_lock_irqsave(&master->xferqueue.lock, flags);
if (master->xferqueue.cur == xfer) {
u32 status;
@@ -439,6 +436,15 @@ static void dw_i3c_master_dequeue_xfer(struct dw_i3c_master *master,
} else {
list_del_init(&xfer->node);
}
+}
+
+static void dw_i3c_master_dequeue_xfer(struct dw_i3c_master *master,
+ struct dw_i3c_xfer *xfer)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&master->xferqueue.lock, flags);
+ dw_i3c_master_dequeue_xfer_locked(master, xfer);
spin_unlock_irqrestore(&master->xferqueue.lock, flags);
}
@@ -494,7 +500,7 @@ static void dw_i3c_master_end_xfer_locked(struct dw_i3c_master *master, u32 isr)
complete(&xfer->comp);
if (ret < 0) {
- dw_i3c_master_dequeue_xfer(master, xfer);
+ dw_i3c_master_dequeue_xfer_locked(master, xfer);
writel(readl(master->regs + DEVICE_CTRL) | DEV_CTRL_RESUME,
master->regs + DEVICE_CTRL);
}
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index da58020a144e..33a28cde126c 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -235,21 +235,28 @@ EXPORT_SYMBOL_GPL(ide_prep_sense);
int ide_queue_sense_rq(ide_drive_t *drive, void *special)
{
- struct request *sense_rq = drive->sense_rq;
+ ide_hwif_t *hwif = drive->hwif;
+ struct request *sense_rq;
+ unsigned long flags;
+
+ spin_lock_irqsave(&hwif->lock, flags);
/* deferred failure from ide_prep_sense() */
if (!drive->sense_rq_armed) {
printk(KERN_WARNING PFX "%s: error queuing a sense request\n",
drive->name);
+ spin_unlock_irqrestore(&hwif->lock, flags);
return -ENOMEM;
}
+ sense_rq = drive->sense_rq;
ide_req(sense_rq)->special = special;
drive->sense_rq_armed = false;
drive->hwif->rq = NULL;
ide_insert_request_head(drive, sense_rq);
+ spin_unlock_irqrestore(&hwif->lock, flags);
return 0;
}
EXPORT_SYMBOL_GPL(ide_queue_sense_rq);
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 8445b484ae69..b137f27a34d5 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -68,8 +68,10 @@ int ide_end_rq(ide_drive_t *drive, struct request *rq, blk_status_t error,
}
if (!blk_update_request(rq, error, nr_bytes)) {
- if (rq == drive->sense_rq)
+ if (rq == drive->sense_rq) {
drive->sense_rq = NULL;
+ drive->sense_rq_active = false;
+ }
__blk_mq_end_request(rq, error);
return 0;
@@ -451,16 +453,11 @@ void ide_requeue_and_plug(ide_drive_t *drive, struct request *rq)
blk_mq_delay_run_hw_queue(q->queue_hw_ctx[0], 3);
}
-/*
- * Issue a new request to a device.
- */
-blk_status_t ide_queue_rq(struct blk_mq_hw_ctx *hctx,
- const struct blk_mq_queue_data *bd)
+blk_status_t ide_issue_rq(ide_drive_t *drive, struct request *rq,
+ bool local_requeue)
{
- ide_drive_t *drive = hctx->queue->queuedata;
- ide_hwif_t *hwif = drive->hwif;
+ ide_hwif_t *hwif = drive->hwif;
struct ide_host *host = hwif->host;
- struct request *rq = bd->rq;
ide_startstop_t startstop;
if (!blk_rq_is_passthrough(rq) && !(rq->rq_flags & RQF_DONTPREP)) {
@@ -474,8 +471,6 @@ blk_status_t ide_queue_rq(struct blk_mq_hw_ctx *hctx,
if (ide_lock_host(host, hwif))
return BLK_STS_DEV_RESOURCE;
- blk_mq_start_request(rq);
-
spin_lock_irq(&hwif->lock);
if (!ide_lock_port(hwif)) {
@@ -511,18 +506,6 @@ repeat:
drive->dev_flags &= ~(IDE_DFLAG_SLEEPING | IDE_DFLAG_PARKED);
/*
- * we know that the queue isn't empty, but this can happen
- * if ->prep_rq() decides to kill a request
- */
- if (!rq) {
- rq = bd->rq;
- if (!rq) {
- ide_unlock_port(hwif);
- goto out;
- }
- }
-
- /*
* Sanity: don't accept a request that isn't a PM request
* if we are currently power managed. This is very important as
* blk_stop_queue() doesn't prevent the blk_fetch_request()
@@ -560,9 +543,12 @@ repeat:
}
} else {
plug_device:
+ if (local_requeue)
+ list_add(&rq->queuelist, &drive->rq_list);
spin_unlock_irq(&hwif->lock);
ide_unlock_host(host);
- ide_requeue_and_plug(drive, rq);
+ if (!local_requeue)
+ ide_requeue_and_plug(drive, rq);
return BLK_STS_OK;
}
@@ -573,6 +559,26 @@ out:
return BLK_STS_OK;
}
+/*
+ * Issue a new request to a device.
+ */
+blk_status_t ide_queue_rq(struct blk_mq_hw_ctx *hctx,
+ const struct blk_mq_queue_data *bd)
+{
+ ide_drive_t *drive = hctx->queue->queuedata;
+ ide_hwif_t *hwif = drive->hwif;
+
+ spin_lock_irq(&hwif->lock);
+ if (drive->sense_rq_active) {
+ spin_unlock_irq(&hwif->lock);
+ return BLK_STS_DEV_RESOURCE;
+ }
+ spin_unlock_irq(&hwif->lock);
+
+ blk_mq_start_request(bd->rq);
+ return ide_issue_rq(drive, bd->rq, false);
+}
+
static int drive_is_ready(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
@@ -893,13 +899,8 @@ EXPORT_SYMBOL_GPL(ide_pad_transfer);
void ide_insert_request_head(ide_drive_t *drive, struct request *rq)
{
- ide_hwif_t *hwif = drive->hwif;
- unsigned long flags;
-
- spin_lock_irqsave(&hwif->lock, flags);
+ drive->sense_rq_active = true;
list_add_tail(&rq->queuelist, &drive->rq_list);
- spin_unlock_irqrestore(&hwif->lock, flags);
-
kblockd_schedule_work(&drive->rq_work);
}
EXPORT_SYMBOL_GPL(ide_insert_request_head);
diff --git a/drivers/ide/ide-park.c b/drivers/ide/ide-park.c
index 102aa3bc3e7f..8af7af6001eb 100644
--- a/drivers/ide/ide-park.c
+++ b/drivers/ide/ide-park.c
@@ -54,7 +54,9 @@ static void issue_park_cmd(ide_drive_t *drive, unsigned long timeout)
scsi_req(rq)->cmd[0] = REQ_UNPARK_HEADS;
scsi_req(rq)->cmd_len = 1;
ide_req(rq)->type = ATA_PRIV_MISC;
+ spin_lock_irq(&hwif->lock);
ide_insert_request_head(drive, rq);
+ spin_unlock_irq(&hwif->lock);
out:
return;
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 63627be0811a..5aeaca24a28f 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -1159,18 +1159,27 @@ static void drive_rq_insert_work(struct work_struct *work)
ide_drive_t *drive = container_of(work, ide_drive_t, rq_work);
ide_hwif_t *hwif = drive->hwif;
struct request *rq;
+ blk_status_t ret;
LIST_HEAD(list);
- spin_lock_irq(&hwif->lock);
- if (!list_empty(&drive->rq_list))
- list_splice_init(&drive->rq_list, &list);
- spin_unlock_irq(&hwif->lock);
+ blk_mq_quiesce_queue(drive->queue);
- while (!list_empty(&list)) {
- rq = list_first_entry(&list, struct request, queuelist);
+ ret = BLK_STS_OK;
+ spin_lock_irq(&hwif->lock);
+ while (!list_empty(&drive->rq_list)) {
+ rq = list_first_entry(&drive->rq_list, struct request, queuelist);
list_del_init(&rq->queuelist);
- blk_execute_rq_nowait(drive->queue, rq->rq_disk, rq, true, NULL);
+
+ spin_unlock_irq(&hwif->lock);
+ ret = ide_issue_rq(drive, rq, true);
+ spin_lock_irq(&hwif->lock);
}
+ spin_unlock_irq(&hwif->lock);
+
+ blk_mq_unquiesce_queue(drive->queue);
+
+ if (ret != BLK_STS_OK)
+ kblockd_schedule_work(&drive->rq_work);
}
static const u8 ide_hwif_to_major[] =
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index 4c8c7a620d08..a5dc13576394 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -544,7 +544,7 @@ void ide_proc_port_register_devices(ide_hwif_t *hwif)
drive->proc = proc_mkdir(drive->name, parent);
if (drive->proc) {
ide_add_proc_entries(drive->proc, generic_drive_entries, drive);
- proc_create_data("setting", S_IFREG|S_IRUSR|S_IWUSR,
+ proc_create_data("settings", S_IFREG|S_IRUSR|S_IWUSR,
drive->proc, &ide_settings_proc_fops,
drive);
}
diff --git a/drivers/infiniband/core/core_priv.h b/drivers/infiniband/core/core_priv.h
index 3cd830d52967..616734313f0c 100644
--- a/drivers/infiniband/core/core_priv.h
+++ b/drivers/infiniband/core/core_priv.h
@@ -267,7 +267,6 @@ static inline int ib_mad_enforce_security(struct ib_mad_agent_private *map,
#endif
struct ib_device *ib_device_get_by_index(u32 ifindex);
-void ib_device_put(struct ib_device *device);
/* RDMA device netlink */
void nldev_init(void);
void nldev_exit(void);
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 8872453e26c0..238ec42778ef 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -156,19 +156,26 @@ struct ib_device *ib_device_get_by_index(u32 index)
down_read(&lists_rwsem);
device = __ib_device_get_by_index(index);
if (device) {
- /* Do not return a device if unregistration has started. */
- if (!refcount_inc_not_zero(&device->refcount))
+ if (!ib_device_try_get(device))
device = NULL;
}
up_read(&lists_rwsem);
return device;
}
+/**
+ * ib_device_put - Release IB device reference
+ * @device: device whose reference to be released
+ *
+ * ib_device_put() releases reference to the IB device to allow it to be
+ * unregistered and eventually free.
+ */
void ib_device_put(struct ib_device *device)
{
if (refcount_dec_and_test(&device->refcount))
complete(&device->unreg_completion);
}
+EXPORT_SYMBOL(ib_device_put);
static struct ib_device *__ib_device_get_by_name(const char *name)
{
@@ -303,7 +310,6 @@ struct ib_device *ib_alloc_device(size_t size)
rwlock_init(&device->client_data_lock);
INIT_LIST_HEAD(&device->client_data_list);
INIT_LIST_HEAD(&device->port_list);
- refcount_set(&device->refcount, 1);
init_completion(&device->unreg_completion);
return device;
@@ -620,6 +626,7 @@ int ib_register_device(struct ib_device *device, const char *name,
goto cg_cleanup;
}
+ refcount_set(&device->refcount, 1);
device->reg_state = IB_DEV_REGISTERED;
list_for_each_entry(client, &client_list, list)
diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c
index a4ec43093cb3..acb882f279cb 100644
--- a/drivers/infiniband/core/umem_odp.c
+++ b/drivers/infiniband/core/umem_odp.c
@@ -352,6 +352,8 @@ struct ib_umem_odp *ib_alloc_odp_umem(struct ib_ucontext_per_mm *per_mm,
umem->writable = 1;
umem->is_odp = 1;
odp_data->per_mm = per_mm;
+ umem->owning_mm = per_mm->mm;
+ mmgrab(umem->owning_mm);
mutex_init(&odp_data->umem_mutex);
init_completion(&odp_data->notifier_completion);
@@ -384,6 +386,7 @@ struct ib_umem_odp *ib_alloc_odp_umem(struct ib_ucontext_per_mm *per_mm,
out_page_list:
vfree(odp_data->page_list);
out_odp_data:
+ mmdrop(umem->owning_mm);
kfree(odp_data);
return ERR_PTR(ret);
}
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 2890a77339e1..5f366838b7ff 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -204,6 +204,9 @@ void ib_uverbs_release_file(struct kref *ref)
if (atomic_dec_and_test(&file->device->refcount))
ib_uverbs_comp_dev(file->device);
+ if (file->async_file)
+ kref_put(&file->async_file->ref,
+ ib_uverbs_release_async_event_file);
put_device(&file->device->dev);
kfree(file);
}
@@ -964,11 +967,19 @@ void uverbs_user_mmap_disassociate(struct ib_uverbs_file *ufile)
/* Get an arbitrary mm pointer that hasn't been cleaned yet */
mutex_lock(&ufile->umap_lock);
- if (!list_empty(&ufile->umaps)) {
- mm = list_first_entry(&ufile->umaps,
- struct rdma_umap_priv, list)
- ->vma->vm_mm;
- mmget(mm);
+ while (!list_empty(&ufile->umaps)) {
+ int ret;
+
+ priv = list_first_entry(&ufile->umaps,
+ struct rdma_umap_priv, list);
+ mm = priv->vma->vm_mm;
+ ret = mmget_not_zero(mm);
+ if (!ret) {
+ list_del_init(&priv->list);
+ mm = NULL;
+ continue;
+ }
+ break;
}
mutex_unlock(&ufile->umap_lock);
if (!mm)
@@ -1096,10 +1107,6 @@ static int ib_uverbs_close(struct inode *inode, struct file *filp)
list_del_init(&file->list);
mutex_unlock(&file->device->lists_mutex);
- if (file->async_file)
- kref_put(&file->async_file->ref,
- ib_uverbs_release_async_event_file);
-
kref_put(&file->ref, ib_uverbs_release_file);
return 0;
diff --git a/drivers/infiniband/core/uverbs_std_types_device.c b/drivers/infiniband/core/uverbs_std_types_device.c
index 5030ec480370..2a3f2f01028d 100644
--- a/drivers/infiniband/core/uverbs_std_types_device.c
+++ b/drivers/infiniband/core/uverbs_std_types_device.c
@@ -168,12 +168,18 @@ void copy_port_attr_to_resp(struct ib_port_attr *attr,
static int UVERBS_HANDLER(UVERBS_METHOD_QUERY_PORT)(
struct uverbs_attr_bundle *attrs)
{
- struct ib_device *ib_dev = attrs->ufile->device->ib_dev;
+ struct ib_device *ib_dev;
struct ib_port_attr attr = {};
struct ib_uverbs_query_port_resp_ex resp = {};
+ struct ib_ucontext *ucontext;
int ret;
u8 port_num;
+ ucontext = ib_uverbs_get_ucontext(attrs);
+ if (IS_ERR(ucontext))
+ return PTR_ERR(ucontext);
+ ib_dev = ucontext->device;
+
/* FIXME: Extend the UAPI_DEF_OBJ_NEEDS_FN stuff.. */
if (!ib_dev->ops.query_port)
return -EOPNOTSUPP;
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index c22ebc774a6a..f9a7e9d29c8b 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -488,7 +488,7 @@ static int hfi1_file_mmap(struct file *fp, struct vm_area_struct *vma)
vmf = 1;
break;
case STATUS:
- if (flags & (unsigned long)(VM_WRITE | VM_EXEC)) {
+ if (flags & VM_WRITE) {
ret = -EPERM;
goto done;
}
diff --git a/drivers/infiniband/hw/hfi1/ud.c b/drivers/infiniband/hw/hfi1/ud.c
index 88242fe95eaa..bf96067876c9 100644
--- a/drivers/infiniband/hw/hfi1/ud.c
+++ b/drivers/infiniband/hw/hfi1/ud.c
@@ -987,7 +987,6 @@ void hfi1_ud_rcv(struct hfi1_packet *packet)
opcode == IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE) {
wc.ex.imm_data = packet->ohdr->u.ud.imm_data;
wc.wc_flags = IB_WC_WITH_IMM;
- tlen -= sizeof(u32);
} else if (opcode == IB_OPCODE_UD_SEND_ONLY) {
wc.ex.imm_data = 0;
wc.wc_flags = 0;
diff --git a/drivers/infiniband/hw/hns/hns_roce_srq.c b/drivers/infiniband/hw/hns/hns_roce_srq.c
index 960b1946c365..12deacf442cf 100644
--- a/drivers/infiniband/hw/hns/hns_roce_srq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_srq.c
@@ -210,6 +210,7 @@ struct ib_srq *hns_roce_create_srq(struct ib_pd *pd,
struct ib_udata *udata)
{
struct hns_roce_dev *hr_dev = to_hr_dev(pd->device);
+ struct hns_roce_ib_create_srq_resp resp = {};
struct hns_roce_srq *srq;
int srq_desc_size;
int srq_buf_size;
@@ -378,16 +379,21 @@ struct ib_srq *hns_roce_create_srq(struct ib_pd *pd,
srq->event = hns_roce_ib_srq_event;
srq->ibsrq.ext.xrc.srq_num = srq->srqn;
+ resp.srqn = srq->srqn;
if (udata) {
- if (ib_copy_to_udata(udata, &srq->srqn, sizeof(__u32))) {
+ if (ib_copy_to_udata(udata, &resp,
+ min(udata->outlen, sizeof(resp)))) {
ret = -EFAULT;
- goto err_wrid;
+ goto err_srqc_alloc;
}
}
return &srq->ibsrq;
+err_srqc_alloc:
+ hns_roce_srq_free(hr_dev, srq);
+
err_wrid:
kvfree(srq->wrid);
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index 25439da8976c..936ee1314bcd 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -1411,7 +1411,7 @@ int mlx4_ib_send_to_wire(struct mlx4_ib_dev *dev, int slave, u8 port,
sqp_mad = (struct mlx4_mad_snd_buf *) (sqp->tx_ring[wire_tx_ix].buf.addr);
if (sqp->tx_ring[wire_tx_ix].ah)
- rdma_destroy_ah(sqp->tx_ring[wire_tx_ix].ah, 0);
+ mlx4_ib_destroy_ah(sqp->tx_ring[wire_tx_ix].ah, 0);
sqp->tx_ring[wire_tx_ix].ah = ah;
ib_dma_sync_single_for_cpu(&dev->ib_dev,
sqp->tx_ring[wire_tx_ix].buf.map,
@@ -1902,7 +1902,7 @@ static void mlx4_ib_sqp_comp_worker(struct work_struct *work)
if (wc.status == IB_WC_SUCCESS) {
switch (wc.opcode) {
case IB_WC_SEND:
- rdma_destroy_ah(sqp->tx_ring[wc.wr_id &
+ mlx4_ib_destroy_ah(sqp->tx_ring[wc.wr_id &
(MLX4_NUM_TUNNEL_BUFS - 1)].ah, 0);
sqp->tx_ring[wc.wr_id & (MLX4_NUM_TUNNEL_BUFS - 1)].ah
= NULL;
@@ -1931,7 +1931,7 @@ static void mlx4_ib_sqp_comp_worker(struct work_struct *work)
" status = %d, wrid = 0x%llx\n",
ctx->slave, wc.status, wc.wr_id);
if (!MLX4_TUN_IS_RECV(wc.wr_id)) {
- rdma_destroy_ah(sqp->tx_ring[wc.wr_id &
+ mlx4_ib_destroy_ah(sqp->tx_ring[wc.wr_id &
(MLX4_NUM_TUNNEL_BUFS - 1)].ah, 0);
sqp->tx_ring[wc.wr_id & (MLX4_NUM_TUNNEL_BUFS - 1)].ah
= NULL;
diff --git a/drivers/infiniband/hw/mlx5/flow.c b/drivers/infiniband/hw/mlx5/flow.c
index e8a1e4498e3f..798591a18484 100644
--- a/drivers/infiniband/hw/mlx5/flow.c
+++ b/drivers/infiniband/hw/mlx5/flow.c
@@ -630,8 +630,7 @@ const struct uapi_definition mlx5_ib_flow_defs[] = {
UAPI_DEF_IS_OBJ_SUPPORTED(flow_is_supported)),
UAPI_DEF_CHAIN_OBJ_TREE(
UVERBS_OBJECT_FLOW,
- &mlx5_ib_fs,
- UAPI_DEF_IS_OBJ_SUPPORTED(flow_is_supported)),
+ &mlx5_ib_fs),
UAPI_DEF_CHAIN_OBJ_TREE(UVERBS_OBJECT_FLOW_ACTION,
&mlx5_ib_flow_actions),
{},
diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c
index 01e0f6200631..4ee32964e1dd 100644
--- a/drivers/infiniband/hw/mlx5/odp.c
+++ b/drivers/infiniband/hw/mlx5/odp.c
@@ -1595,10 +1595,12 @@ static void mlx5_ib_prefetch_mr_work(struct work_struct *work)
struct prefetch_mr_work *w =
container_of(work, struct prefetch_mr_work, work);
- if (w->dev->ib_dev.reg_state == IB_DEV_REGISTERED)
+ if (ib_device_try_get(&w->dev->ib_dev)) {
mlx5_ib_prefetch_sg_list(w->dev, w->pf_flags, w->sg_list,
w->num_sge);
-
+ ib_device_put(&w->dev->ib_dev);
+ }
+ put_device(&w->dev->ib_dev.dev);
kfree(w);
}
@@ -1617,15 +1619,13 @@ int mlx5_ib_advise_mr_prefetch(struct ib_pd *pd,
return mlx5_ib_prefetch_sg_list(dev, pf_flags, sg_list,
num_sge);
- if (dev->ib_dev.reg_state != IB_DEV_REGISTERED)
- return -ENODEV;
-
work = kvzalloc(struct_size(work, sg_list, num_sge), GFP_KERNEL);
if (!work)
return -ENOMEM;
memcpy(work->sg_list, sg_list, num_sge * sizeof(struct ib_sge));
+ get_device(&dev->ib_dev.dev);
work->dev = dev;
work->pf_flags = pf_flags;
work->num_sge = num_sge;
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index dd2ae640bc84..7db778d96ef5 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -1912,14 +1912,16 @@ static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd,
}
if (!check_flags_mask(ucmd.flags,
+ MLX5_QP_FLAG_ALLOW_SCATTER_CQE |
+ MLX5_QP_FLAG_BFREG_INDEX |
+ MLX5_QP_FLAG_PACKET_BASED_CREDIT_MODE |
+ MLX5_QP_FLAG_SCATTER_CQE |
MLX5_QP_FLAG_SIGNATURE |
- MLX5_QP_FLAG_SCATTER_CQE |
- MLX5_QP_FLAG_TUNNEL_OFFLOADS |
- MLX5_QP_FLAG_BFREG_INDEX |
- MLX5_QP_FLAG_TYPE_DCT |
- MLX5_QP_FLAG_TYPE_DCI |
- MLX5_QP_FLAG_ALLOW_SCATTER_CQE |
- MLX5_QP_FLAG_PACKET_BASED_CREDIT_MODE))
+ MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_MC |
+ MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC |
+ MLX5_QP_FLAG_TUNNEL_OFFLOADS |
+ MLX5_QP_FLAG_TYPE_DCI |
+ MLX5_QP_FLAG_TYPE_DCT))
return -EINVAL;
err = get_qp_user_index(to_mucontext(pd->uobject->context),
diff --git a/drivers/infiniband/hw/qib/qib_ud.c b/drivers/infiniband/hw/qib/qib_ud.c
index 868da0ece7ba..445ea19a2ec8 100644
--- a/drivers/infiniband/hw/qib/qib_ud.c
+++ b/drivers/infiniband/hw/qib/qib_ud.c
@@ -512,7 +512,6 @@ void qib_ud_rcv(struct qib_ibport *ibp, struct ib_header *hdr,
opcode == IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE) {
wc.ex.imm_data = ohdr->u.ud.imm_data;
wc.wc_flags = IB_WC_WITH_IMM;
- tlen -= sizeof(u32);
} else if (opcode == IB_OPCODE_UD_SEND_ONLY) {
wc.ex.imm_data = 0;
wc.wc_flags = 0;
diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c
index a1bd8cfc2c25..c6cc3e4ab71d 100644
--- a/drivers/infiniband/sw/rdmavt/qp.c
+++ b/drivers/infiniband/sw/rdmavt/qp.c
@@ -2910,6 +2910,8 @@ send:
goto op_err;
if (!ret)
goto rnr_nak;
+ if (wqe->length > qp->r_len)
+ goto inv_err;
break;
case IB_WR_RDMA_WRITE_WITH_IMM:
@@ -3078,7 +3080,10 @@ op_err:
goto err;
inv_err:
- send_status = IB_WC_REM_INV_REQ_ERR;
+ send_status =
+ sqp->ibqp.qp_type == IB_QPT_RC ?
+ IB_WC_REM_INV_REQ_ERR :
+ IB_WC_SUCCESS;
wc.status = IB_WC_LOC_QP_OP_ERR;
goto err;
diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h
index 1da119d901a9..73e808c1e6ad 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib.h
+++ b/drivers/infiniband/ulp/ipoib/ipoib.h
@@ -248,7 +248,6 @@ struct ipoib_cm_tx {
struct list_head list;
struct net_device *dev;
struct ipoib_neigh *neigh;
- struct ipoib_path *path;
struct ipoib_tx_buf *tx_ring;
unsigned int tx_head;
unsigned int tx_tail;
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
index 0428e01e8f69..aa9dcfc36cd3 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
@@ -1312,7 +1312,6 @@ struct ipoib_cm_tx *ipoib_cm_create_tx(struct net_device *dev, struct ipoib_path
neigh->cm = tx;
tx->neigh = neigh;
- tx->path = path;
tx->dev = dev;
list_add(&tx->list, &priv->cm.start_list);
set_bit(IPOIB_FLAG_INITIALIZED, &tx->flags);
@@ -1371,7 +1370,7 @@ static void ipoib_cm_tx_start(struct work_struct *work)
neigh->daddr + QPN_AND_OPTIONS_OFFSET);
goto free_neigh;
}
- memcpy(&pathrec, &p->path->pathrec, sizeof(pathrec));
+ memcpy(&pathrec, &path->pathrec, sizeof(pathrec));
spin_unlock_irqrestore(&priv->lock, flags);
netif_tx_unlock_bh(dev);
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index cfc8b94527b9..aa4e431cbcd3 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -252,6 +252,8 @@ static const struct xpad_device {
{ 0x0f30, 0x0202, "Joytech Advanced Controller", 0, XTYPE_XBOX },
{ 0x0f30, 0x8888, "BigBen XBMiniPad Controller", 0, XTYPE_XBOX },
{ 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", 0, XTYPE_XBOX },
+ { 0x1038, 0x1430, "SteelSeries Stratus Duo", 0, XTYPE_XBOX360 },
+ { 0x1038, 0x1431, "SteelSeries Stratus Duo", 0, XTYPE_XBOX360 },
{ 0x11c9, 0x55f0, "Nacon GC-100XF", 0, XTYPE_XBOX360 },
{ 0x12ab, 0x0004, "Honey Bee Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 },
{ 0x12ab, 0x0301, "PDP AFTERGLOW AX.1", 0, XTYPE_XBOX360 },
@@ -428,6 +430,7 @@ static const struct usb_device_id xpad_table[] = {
XPAD_XBOXONE_VENDOR(0x0e6f), /* 0x0e6f X-Box One controllers */
XPAD_XBOX360_VENDOR(0x0f0d), /* Hori Controllers */
XPAD_XBOXONE_VENDOR(0x0f0d), /* Hori Controllers */
+ XPAD_XBOX360_VENDOR(0x1038), /* SteelSeries Controllers */
XPAD_XBOX360_VENDOR(0x11c9), /* Nacon GC100XF */
XPAD_XBOX360_VENDOR(0x12ab), /* X-Box 360 dance pads */
XPAD_XBOX360_VENDOR(0x1430), /* RedOctane X-Box 360 controllers */
diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index 8ec483e8688b..26ec603fe220 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -39,6 +39,7 @@
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/miscdevice.h>
+#include <linux/overflow.h>
#include <linux/input/mt.h>
#include "../input-compat.h"
@@ -405,7 +406,7 @@ static int uinput_open(struct inode *inode, struct file *file)
static int uinput_validate_absinfo(struct input_dev *dev, unsigned int code,
const struct input_absinfo *abs)
{
- int min, max;
+ int min, max, range;
min = abs->minimum;
max = abs->maximum;
@@ -417,7 +418,7 @@ static int uinput_validate_absinfo(struct input_dev *dev, unsigned int code,
return -EINVAL;
}
- if (abs->flat > max - min) {
+ if (!check_sub_overflow(max, min, &range) && abs->flat > range) {
printk(KERN_DEBUG
"%s: abs_flat #%02x out of range: %d (min:%d/max:%d)\n",
UINPUT_NAME, code, abs->flat, min, max);
diff --git a/drivers/input/serio/olpc_apsp.c b/drivers/input/serio/olpc_apsp.c
index b36084710f69..a7cfab3db9ee 100644
--- a/drivers/input/serio/olpc_apsp.c
+++ b/drivers/input/serio/olpc_apsp.c
@@ -23,7 +23,6 @@
#include <linux/of.h>
#include <linux/slab.h>
#include <linux/delay.h>
-#include <linux/clk.h>
/*
* The OLPC XO-1.75 and XO-4 laptops do not have a hardware PS/2 controller.
@@ -75,7 +74,6 @@ struct olpc_apsp {
struct serio *kbio;
struct serio *padio;
void __iomem *base;
- struct clk *clk;
int open_count;
int irq;
};
@@ -148,17 +146,11 @@ static int olpc_apsp_open(struct serio *port)
struct olpc_apsp *priv = port->port_data;
unsigned int tmp;
unsigned long l;
- int error;
if (priv->open_count++ == 0) {
- error = clk_prepare_enable(priv->clk);
- if (error)
- return error;
-
l = readl(priv->base + COMMAND_FIFO_STATUS);
if (!(l & CMD_STS_MASK)) {
dev_err(priv->dev, "SP cannot accept commands.\n");
- clk_disable_unprepare(priv->clk);
return -EIO;
}
@@ -179,8 +171,6 @@ static void olpc_apsp_close(struct serio *port)
/* Disable interrupt 0 */
tmp = readl(priv->base + PJ_INTERRUPT_MASK);
writel(tmp | INT_0, priv->base + PJ_INTERRUPT_MASK);
-
- clk_disable_unprepare(priv->clk);
}
}
@@ -195,6 +185,8 @@ static int olpc_apsp_probe(struct platform_device *pdev)
if (!priv)
return -ENOMEM;
+ priv->dev = &pdev->dev;
+
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
priv->base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(priv->base)) {
@@ -206,10 +198,6 @@ static int olpc_apsp_probe(struct platform_device *pdev)
if (priv->irq < 0)
return priv->irq;
- priv->clk = devm_clk_get(&pdev->dev, "sp");
- if (IS_ERR(priv->clk))
- return PTR_ERR(priv->clk);
-
/* KEYBOARD */
kb_serio = kzalloc(sizeof(struct serio), GFP_KERNEL);
if (!kb_serio)
@@ -248,7 +236,6 @@ static int olpc_apsp_probe(struct platform_device *pdev)
goto err_irq;
}
- priv->dev = &pdev->dev;
device_init_wakeup(priv->dev, 1);
platform_set_drvdata(pdev, priv);
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index af6027cc7bbf..068dbbc610fc 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -698,7 +698,7 @@ config TOUCHSCREEN_EDT_FT5X06
config TOUCHSCREEN_RASPBERRYPI_FW
tristate "Raspberry Pi's firmware base touch screen support"
- depends on RASPBERRYPI_FIRMWARE || COMPILE_TEST
+ depends on RASPBERRYPI_FIRMWARE || (RASPBERRYPI_FIRMWARE=n && COMPILE_TEST)
help
Say Y here if you have the official Raspberry Pi 7 inch screen on
your system.
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 87ba23a75b38..2a7b78bb98b4 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -1991,16 +1991,13 @@ static void do_attach(struct iommu_dev_data *dev_data,
static void do_detach(struct iommu_dev_data *dev_data)
{
+ struct protection_domain *domain = dev_data->domain;
struct amd_iommu *iommu;
u16 alias;
iommu = amd_iommu_rlookup_table[dev_data->devid];
alias = dev_data->alias;
- /* decrease reference counters */
- dev_data->domain->dev_iommu[iommu->index] -= 1;
- dev_data->domain->dev_cnt -= 1;
-
/* Update data structures */
dev_data->domain = NULL;
list_del(&dev_data->list);
@@ -2010,6 +2007,16 @@ static void do_detach(struct iommu_dev_data *dev_data)
/* Flush the DTE entry */
device_flush_dte(dev_data);
+
+ /* Flush IOTLB */
+ domain_flush_tlb_pde(domain);
+
+ /* Wait for the flushes to finish */
+ domain_flush_complete(domain);
+
+ /* decrease reference counters - needs to happen after the flushes */
+ domain->dev_iommu[iommu->index] -= 1;
+ domain->dev_cnt -= 1;
}
/*
@@ -2617,13 +2624,13 @@ out_unmap:
bus_addr = address + s->dma_address + (j << PAGE_SHIFT);
iommu_unmap_page(domain, bus_addr, PAGE_SIZE);
- if (--mapped_pages)
+ if (--mapped_pages == 0)
goto out_free_iova;
}
}
out_free_iova:
- free_iova_fast(&dma_dom->iovad, address, npages);
+ free_iova_fast(&dma_dom->iovad, address >> PAGE_SHIFT, npages);
out_err:
return 0;
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 2bd9ac285c0d..1457f931218e 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -5294,7 +5294,7 @@ static void intel_iommu_put_resv_regions(struct device *dev,
struct iommu_resv_region *entry, *next;
list_for_each_entry_safe(entry, next, head, list) {
- if (entry->type == IOMMU_RESV_RESERVED)
+ if (entry->type == IOMMU_RESV_MSI)
kfree(entry);
}
}
diff --git a/drivers/iommu/mtk_iommu_v1.c b/drivers/iommu/mtk_iommu_v1.c
index 730f7dabcf37..7e0df67bd3e9 100644
--- a/drivers/iommu/mtk_iommu_v1.c
+++ b/drivers/iommu/mtk_iommu_v1.c
@@ -441,6 +441,10 @@ static int mtk_iommu_add_device(struct device *dev)
iommu_spec.args_count = count;
mtk_iommu_create_mapping(dev, &iommu_spec);
+
+ /* dev->iommu_fwspec might have changed */
+ fwspec = dev_iommu_fwspec_get(dev);
+
of_node_put(iommu_spec.np);
}
diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c
index d8947b28db2d..f04a6df65eb8 100644
--- a/drivers/iommu/of_iommu.c
+++ b/drivers/iommu/of_iommu.c
@@ -224,7 +224,7 @@ const struct iommu_ops *of_iommu_configure(struct device *dev,
* If we have reason to believe the IOMMU driver missed the initial
* probe for dev, replay it to get things in order.
*/
- if (dev->bus && !device_iommu_mapped(dev))
+ if (!err && dev->bus && !device_iommu_mapped(dev))
err = iommu_probe_device(dev);
/* Ignore all other errors apart from EPROBE_DEFER */
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index db20e992a40f..7f2a45445b00 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -2399,13 +2399,14 @@ static void its_free_device(struct its_device *its_dev)
kfree(its_dev);
}
-static int its_alloc_device_irq(struct its_device *dev, irq_hw_number_t *hwirq)
+static int its_alloc_device_irq(struct its_device *dev, int nvecs, irq_hw_number_t *hwirq)
{
int idx;
- idx = find_first_zero_bit(dev->event_map.lpi_map,
- dev->event_map.nr_lpis);
- if (idx == dev->event_map.nr_lpis)
+ idx = bitmap_find_free_region(dev->event_map.lpi_map,
+ dev->event_map.nr_lpis,
+ get_count_order(nvecs));
+ if (idx < 0)
return -ENOSPC;
*hwirq = dev->event_map.lpi_base + idx;
@@ -2501,21 +2502,21 @@ static int its_irq_domain_alloc(struct irq_domain *domain, unsigned int virq,
int err;
int i;
- for (i = 0; i < nr_irqs; i++) {
- err = its_alloc_device_irq(its_dev, &hwirq);
- if (err)
- return err;
+ err = its_alloc_device_irq(its_dev, nr_irqs, &hwirq);
+ if (err)
+ return err;
- err = its_irq_gic_domain_alloc(domain, virq + i, hwirq);
+ for (i = 0; i < nr_irqs; i++) {
+ err = its_irq_gic_domain_alloc(domain, virq + i, hwirq + i);
if (err)
return err;
irq_domain_set_hwirq_and_chip(domain, virq + i,
- hwirq, &its_irq_chip, its_dev);
+ hwirq + i, &its_irq_chip, its_dev);
irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(virq + i)));
pr_debug("ID:%d pID:%d vID:%d\n",
- (int)(hwirq - its_dev->event_map.lpi_base),
- (int) hwirq, virq + i);
+ (int)(hwirq + i - its_dev->event_map.lpi_base),
+ (int)(hwirq + i), virq + i);
}
return 0;
diff --git a/drivers/irqchip/irq-gic-v3-mbi.c b/drivers/irqchip/irq-gic-v3-mbi.c
index ad70e7c416e3..fbfa7ff6deb1 100644
--- a/drivers/irqchip/irq-gic-v3-mbi.c
+++ b/drivers/irqchip/irq-gic-v3-mbi.c
@@ -24,7 +24,7 @@ struct mbi_range {
unsigned long *bm;
};
-static struct mutex mbi_lock;
+static DEFINE_MUTEX(mbi_lock);
static phys_addr_t mbi_phys_base;
static struct mbi_range *mbi_ranges;
static unsigned int mbi_range_nr;
diff --git a/drivers/irqchip/irq-madera.c b/drivers/irqchip/irq-madera.c
index e9256dee1a45..8b81271c823c 100644
--- a/drivers/irqchip/irq-madera.c
+++ b/drivers/irqchip/irq-madera.c
@@ -7,7 +7,6 @@
*/
#include <linux/module.h>
-#include <linux/gpio.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/irqdomain.h>
@@ -16,7 +15,6 @@
#include <linux/slab.h>
#include <linux/of.h>
#include <linux/of_device.h>
-#include <linux/of_gpio.h>
#include <linux/of_irq.h>
#include <linux/irqchip/irq-madera.h>
#include <linux/mfd/madera/core.h>
diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c
index 6edfd4bfa169..a93296b9b45d 100644
--- a/drivers/irqchip/irq-stm32-exti.c
+++ b/drivers/irqchip/irq-stm32-exti.c
@@ -822,6 +822,7 @@ out_unmap:
static const struct irq_domain_ops stm32_exti_h_domain_ops = {
.alloc = stm32_exti_h_domain_alloc,
.free = irq_domain_free_irqs_common,
+ .xlate = irq_domain_xlate_twocell,
};
static int
diff --git a/drivers/irqchip/irq-xtensa-mx.c b/drivers/irqchip/irq-xtensa-mx.c
index 5385f5768345..27933338f7b3 100644
--- a/drivers/irqchip/irq-xtensa-mx.c
+++ b/drivers/irqchip/irq-xtensa-mx.c
@@ -71,14 +71,17 @@ static void xtensa_mx_irq_mask(struct irq_data *d)
unsigned int mask = 1u << d->hwirq;
if (mask & (XCHAL_INTTYPE_MASK_EXTERN_EDGE |
- XCHAL_INTTYPE_MASK_EXTERN_LEVEL)) {
- set_er(1u << (xtensa_get_ext_irq_no(d->hwirq) -
- HW_IRQ_MX_BASE), MIENG);
- } else {
- mask = __this_cpu_read(cached_irq_mask) & ~mask;
- __this_cpu_write(cached_irq_mask, mask);
- xtensa_set_sr(mask, intenable);
+ XCHAL_INTTYPE_MASK_EXTERN_LEVEL)) {
+ unsigned int ext_irq = xtensa_get_ext_irq_no(d->hwirq);
+
+ if (ext_irq >= HW_IRQ_MX_BASE) {
+ set_er(1u << (ext_irq - HW_IRQ_MX_BASE), MIENG);
+ return;
+ }
}
+ mask = __this_cpu_read(cached_irq_mask) & ~mask;
+ __this_cpu_write(cached_irq_mask, mask);
+ xtensa_set_sr(mask, intenable);
}
static void xtensa_mx_irq_unmask(struct irq_data *d)
@@ -86,14 +89,17 @@ static void xtensa_mx_irq_unmask(struct irq_data *d)
unsigned int mask = 1u << d->hwirq;
if (mask & (XCHAL_INTTYPE_MASK_EXTERN_EDGE |
- XCHAL_INTTYPE_MASK_EXTERN_LEVEL)) {
- set_er(1u << (xtensa_get_ext_irq_no(d->hwirq) -
- HW_IRQ_MX_BASE), MIENGSET);
- } else {
- mask |= __this_cpu_read(cached_irq_mask);
- __this_cpu_write(cached_irq_mask, mask);
- xtensa_set_sr(mask, intenable);
+ XCHAL_INTTYPE_MASK_EXTERN_LEVEL)) {
+ unsigned int ext_irq = xtensa_get_ext_irq_no(d->hwirq);
+
+ if (ext_irq >= HW_IRQ_MX_BASE) {
+ set_er(1u << (ext_irq - HW_IRQ_MX_BASE), MIENGSET);
+ return;
+ }
}
+ mask |= __this_cpu_read(cached_irq_mask);
+ __this_cpu_write(cached_irq_mask, mask);
+ xtensa_set_sr(mask, intenable);
}
static void xtensa_mx_irq_enable(struct irq_data *d)
@@ -113,7 +119,11 @@ static void xtensa_mx_irq_ack(struct irq_data *d)
static int xtensa_mx_irq_retrigger(struct irq_data *d)
{
- xtensa_set_sr(1 << d->hwirq, intset);
+ unsigned int mask = 1u << d->hwirq;
+
+ if (WARN_ON(mask & ~XCHAL_INTTYPE_MASK_SOFTWARE))
+ return 0;
+ xtensa_set_sr(mask, intset);
return 1;
}
diff --git a/drivers/irqchip/irq-xtensa-pic.c b/drivers/irqchip/irq-xtensa-pic.c
index c200234dd2c9..ab12328be5ee 100644
--- a/drivers/irqchip/irq-xtensa-pic.c
+++ b/drivers/irqchip/irq-xtensa-pic.c
@@ -70,7 +70,11 @@ static void xtensa_irq_ack(struct irq_data *d)
static int xtensa_irq_retrigger(struct irq_data *d)
{
- xtensa_set_sr(1 << d->hwirq, intset);
+ unsigned int mask = 1u << d->hwirq;
+
+ if (WARN_ON(mask & ~XCHAL_INTTYPE_MASK_SOFTWARE))
+ return 0;
+ xtensa_set_sr(mask, intset);
return 1;
}
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 0ff22159a0ca..47d4e0d30bf0 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -2414,9 +2414,21 @@ static int crypt_ctr_cipher_new(struct dm_target *ti, char *cipher_in, char *key
* capi:cipher_api_spec-iv:ivopts
*/
tmp = &cipher_in[strlen("capi:")];
- cipher_api = strsep(&tmp, "-");
- *ivmode = strsep(&tmp, ":");
- *ivopts = tmp;
+
+ /* Separate IV options if present, it can contain another '-' in hash name */
+ *ivopts = strrchr(tmp, ':');
+ if (*ivopts) {
+ **ivopts = '\0';
+ (*ivopts)++;
+ }
+ /* Parse IV mode */
+ *ivmode = strrchr(tmp, '-');
+ if (*ivmode) {
+ **ivmode = '\0';
+ (*ivmode)++;
+ }
+ /* The rest is crypto API spec */
+ cipher_api = tmp;
if (*ivmode && !strcmp(*ivmode, "lmk"))
cc->tfms_count = 64;
@@ -2486,11 +2498,8 @@ static int crypt_ctr_cipher_old(struct dm_target *ti, char *cipher_in, char *key
goto bad_mem;
chainmode = strsep(&tmp, "-");
- *ivopts = strsep(&tmp, "-");
- *ivmode = strsep(&*ivopts, ":");
-
- if (tmp)
- DMWARN("Ignoring unexpected additional cipher options");
+ *ivmode = strsep(&tmp, ":");
+ *ivopts = tmp;
/*
* For compatibility with the original dm-crypt mapping format, if
diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c
index 20b0776e39ef..ed3caceaed07 100644
--- a/drivers/md/dm-thin-metadata.c
+++ b/drivers/md/dm-thin-metadata.c
@@ -1678,7 +1678,7 @@ int dm_thin_remove_range(struct dm_thin_device *td,
return r;
}
-int dm_pool_block_is_used(struct dm_pool_metadata *pmd, dm_block_t b, bool *result)
+int dm_pool_block_is_shared(struct dm_pool_metadata *pmd, dm_block_t b, bool *result)
{
int r;
uint32_t ref_count;
@@ -1686,7 +1686,7 @@ int dm_pool_block_is_used(struct dm_pool_metadata *pmd, dm_block_t b, bool *resu
down_read(&pmd->root_lock);
r = dm_sm_get_count(pmd->data_sm, b, &ref_count);
if (!r)
- *result = (ref_count != 0);
+ *result = (ref_count > 1);
up_read(&pmd->root_lock);
return r;
diff --git a/drivers/md/dm-thin-metadata.h b/drivers/md/dm-thin-metadata.h
index 35e954ea20a9..f6be0d733c20 100644
--- a/drivers/md/dm-thin-metadata.h
+++ b/drivers/md/dm-thin-metadata.h
@@ -195,7 +195,7 @@ int dm_pool_get_metadata_dev_size(struct dm_pool_metadata *pmd,
int dm_pool_get_data_dev_size(struct dm_pool_metadata *pmd, dm_block_t *result);
-int dm_pool_block_is_used(struct dm_pool_metadata *pmd, dm_block_t b, bool *result);
+int dm_pool_block_is_shared(struct dm_pool_metadata *pmd, dm_block_t b, bool *result);
int dm_pool_inc_data_range(struct dm_pool_metadata *pmd, dm_block_t b, dm_block_t e);
int dm_pool_dec_data_range(struct dm_pool_metadata *pmd, dm_block_t b, dm_block_t e);
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index dadd9696340c..ca8af21bf644 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -1048,7 +1048,7 @@ static void passdown_double_checking_shared_status(struct dm_thin_new_mapping *m
* passdown we have to check that these blocks are now unused.
*/
int r = 0;
- bool used = true;
+ bool shared = true;
struct thin_c *tc = m->tc;
struct pool *pool = tc->pool;
dm_block_t b = m->data_block, e, end = m->data_block + m->virt_end - m->virt_begin;
@@ -1058,11 +1058,11 @@ static void passdown_double_checking_shared_status(struct dm_thin_new_mapping *m
while (b != end) {
/* find start of unmapped run */
for (; b < end; b++) {
- r = dm_pool_block_is_used(pool->pmd, b, &used);
+ r = dm_pool_block_is_shared(pool->pmd, b, &shared);
if (r)
goto out;
- if (!used)
+ if (!shared)
break;
}
@@ -1071,11 +1071,11 @@ static void passdown_double_checking_shared_status(struct dm_thin_new_mapping *m
/* find end of run */
for (e = b + 1; e != end; e++) {
- r = dm_pool_block_is_used(pool->pmd, e, &used);
+ r = dm_pool_block_is_shared(pool->pmd, e, &shared);
if (r)
goto out;
- if (used)
+ if (shared)
break;
}
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index d67c95ef8d7e..2b53c3841b53 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1320,7 +1320,7 @@ static int clone_bio(struct dm_target_io *tio, struct bio *bio,
__bio_clone_fast(clone, bio);
- if (unlikely(bio_integrity(bio) != NULL)) {
+ if (bio_integrity(bio)) {
int r;
if (unlikely(!dm_target_has_integrity(tio->ti->type) &&
@@ -1336,11 +1336,7 @@ static int clone_bio(struct dm_target_io *tio, struct bio *bio,
return r;
}
- bio_advance(clone, to_bytes(sector - clone->bi_iter.bi_sector));
- clone->bi_iter.bi_size = to_bytes(len);
-
- if (unlikely(bio_integrity(bio) != NULL))
- bio_integrity_trim(clone);
+ bio_trim(clone, sector - clone->bi_iter.bi_sector, len);
return 0;
}
@@ -1588,6 +1584,9 @@ static void init_clone_info(struct clone_info *ci, struct mapped_device *md,
ci->sector = bio->bi_iter.bi_sector;
}
+#define __dm_part_stat_sub(part, field, subnd) \
+ (part_stat_get(part, field) -= (subnd))
+
/*
* Entry point to split a bio into clones and submit them to the targets.
*/
@@ -1642,7 +1641,21 @@ static blk_qc_t __split_and_process_bio(struct mapped_device *md,
struct bio *b = bio_split(bio, bio_sectors(bio) - ci.sector_count,
GFP_NOIO, &md->queue->bio_split);
ci.io->orig_bio = b;
+
+ /*
+ * Adjust IO stats for each split, otherwise upon queue
+ * reentry there will be redundant IO accounting.
+ * NOTE: this is a stop-gap fix, a proper fix involves
+ * significant refactoring of DM core's bio splitting
+ * (by eliminating DM's splitting and just using bio_split)
+ */
+ part_stat_lock();
+ __dm_part_stat_sub(&dm_disk(md)->part0,
+ sectors[op_stat_group(bio_op(bio))], ci.sector_count);
+ part_stat_unlock();
+
bio_chain(b, bio);
+ trace_block_split(md->queue, b, bio->bi_iter.bi_sector);
ret = generic_make_request(bio);
break;
}
@@ -1713,6 +1726,15 @@ out:
return ret;
}
+static blk_qc_t dm_process_bio(struct mapped_device *md,
+ struct dm_table *map, struct bio *bio)
+{
+ if (dm_get_md_type(md) == DM_TYPE_NVME_BIO_BASED)
+ return __process_bio(md, map, bio);
+ else
+ return __split_and_process_bio(md, map, bio);
+}
+
static blk_qc_t dm_make_request(struct request_queue *q, struct bio *bio)
{
struct mapped_device *md = q->queuedata;
@@ -1733,10 +1755,7 @@ static blk_qc_t dm_make_request(struct request_queue *q, struct bio *bio)
return ret;
}
- if (dm_get_md_type(md) == DM_TYPE_NVME_BIO_BASED)
- ret = __process_bio(md, map, bio);
- else
- ret = __split_and_process_bio(md, map, bio);
+ ret = dm_process_bio(md, map, bio);
dm_put_live_table(md, srcu_idx);
return ret;
@@ -2415,9 +2434,9 @@ static void dm_wq_work(struct work_struct *work)
break;
if (dm_request_based(md))
- generic_make_request(c);
+ (void) generic_make_request(c);
else
- __split_and_process_bio(md, map, c);
+ (void) dm_process_bio(md, map, c);
}
dm_put_live_table(md, srcu_idx);
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c
index ec3a5ef7fee0..cbbe6b6535be 100644
--- a/drivers/md/raid5-cache.c
+++ b/drivers/md/raid5-cache.c
@@ -1935,12 +1935,14 @@ out:
}
static struct stripe_head *
-r5c_recovery_alloc_stripe(struct r5conf *conf,
- sector_t stripe_sect)
+r5c_recovery_alloc_stripe(
+ struct r5conf *conf,
+ sector_t stripe_sect,
+ int noblock)
{
struct stripe_head *sh;
- sh = raid5_get_active_stripe(conf, stripe_sect, 0, 1, 0);
+ sh = raid5_get_active_stripe(conf, stripe_sect, 0, noblock, 0);
if (!sh)
return NULL; /* no more stripe available */
@@ -2150,7 +2152,7 @@ r5c_recovery_analyze_meta_block(struct r5l_log *log,
stripe_sect);
if (!sh) {
- sh = r5c_recovery_alloc_stripe(conf, stripe_sect);
+ sh = r5c_recovery_alloc_stripe(conf, stripe_sect, 1);
/*
* cannot get stripe from raid5_get_active_stripe
* try replay some stripes
@@ -2159,20 +2161,29 @@ r5c_recovery_analyze_meta_block(struct r5l_log *log,
r5c_recovery_replay_stripes(
cached_stripe_list, ctx);
sh = r5c_recovery_alloc_stripe(
- conf, stripe_sect);
+ conf, stripe_sect, 1);
}
if (!sh) {
+ int new_size = conf->min_nr_stripes * 2;
pr_debug("md/raid:%s: Increasing stripe cache size to %d to recovery data on journal.\n",
mdname(mddev),
- conf->min_nr_stripes * 2);
- raid5_set_cache_size(mddev,
- conf->min_nr_stripes * 2);
- sh = r5c_recovery_alloc_stripe(conf,
- stripe_sect);
+ new_size);
+ ret = raid5_set_cache_size(mddev, new_size);
+ if (conf->min_nr_stripes <= new_size / 2) {
+ pr_err("md/raid:%s: Cannot increase cache size, ret=%d, new_size=%d, min_nr_stripes=%d, max_nr_stripes=%d\n",
+ mdname(mddev),
+ ret,
+ new_size,
+ conf->min_nr_stripes,
+ conf->max_nr_stripes);
+ return -ENOMEM;
+ }
+ sh = r5c_recovery_alloc_stripe(
+ conf, stripe_sect, 0);
}
if (!sh) {
pr_err("md/raid:%s: Cannot get enough stripes due to memory pressure. Recovery failed.\n",
- mdname(mddev));
+ mdname(mddev));
return -ENOMEM;
}
list_add_tail(&sh->lru, cached_stripe_list);
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 4990f0319f6c..cecea901ab8c 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -6369,6 +6369,7 @@ raid5_show_stripe_cache_size(struct mddev *mddev, char *page)
int
raid5_set_cache_size(struct mddev *mddev, int size)
{
+ int result = 0;
struct r5conf *conf = mddev->private;
if (size <= 16 || size > 32768)
@@ -6385,11 +6386,14 @@ raid5_set_cache_size(struct mddev *mddev, int size)
mutex_lock(&conf->cache_size_mutex);
while (size > conf->max_nr_stripes)
- if (!grow_one_stripe(conf, GFP_KERNEL))
+ if (!grow_one_stripe(conf, GFP_KERNEL)) {
+ conf->min_nr_stripes = conf->max_nr_stripes;
+ result = -ENOMEM;
break;
+ }
mutex_unlock(&conf->cache_size_mutex);
- return 0;
+ return result;
}
EXPORT_SYMBOL(raid5_set_cache_size);
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index f461460a2aeb..76f9909cf396 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -1419,7 +1419,7 @@ config MFD_TPS65217
config MFD_TPS68470
bool "TI TPS68470 Power Management / LED chips"
- depends on ACPI && I2C=y
+ depends on ACPI && PCI && I2C=y
select MFD_CORE
select REGMAP_I2C
select I2C_DESIGNWARE_PLATFORM
diff --git a/drivers/misc/ibmvmc.c b/drivers/misc/ibmvmc.c
index b8aaa684c397..2ed23c99f59f 100644
--- a/drivers/misc/ibmvmc.c
+++ b/drivers/misc/ibmvmc.c
@@ -820,21 +820,24 @@ static int ibmvmc_send_msg(struct crq_server_adapter *adapter,
*
* Return:
* 0 - Success
+ * Non-zero - Failure
*/
static int ibmvmc_open(struct inode *inode, struct file *file)
{
struct ibmvmc_file_session *session;
- int rc = 0;
pr_debug("%s: inode = 0x%lx, file = 0x%lx, state = 0x%x\n", __func__,
(unsigned long)inode, (unsigned long)file,
ibmvmc.state);
session = kzalloc(sizeof(*session), GFP_KERNEL);
+ if (!session)
+ return -ENOMEM;
+
session->file = file;
file->private_data = session;
- return rc;
+ return 0;
}
/**
diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c
index 78c26cebf5d4..8f7616557c97 100644
--- a/drivers/misc/mei/hbm.c
+++ b/drivers/misc/mei/hbm.c
@@ -1187,9 +1187,15 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr)
dma_setup_res = (struct hbm_dma_setup_response *)mei_msg;
if (dma_setup_res->status) {
- dev_info(dev->dev, "hbm: dma setup response: failure = %d %s\n",
- dma_setup_res->status,
- mei_hbm_status_str(dma_setup_res->status));
+ u8 status = dma_setup_res->status;
+
+ if (status == MEI_HBMS_NOT_ALLOWED) {
+ dev_dbg(dev->dev, "hbm: dma setup not allowed\n");
+ } else {
+ dev_info(dev->dev, "hbm: dma setup response: failure = %d %s\n",
+ status,
+ mei_hbm_status_str(status));
+ }
dev->hbm_f_dr_supported = 0;
mei_dmam_ring_free(dev);
}
diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h
index e4b10b2d1a08..23739a60517f 100644
--- a/drivers/misc/mei/hw-me-regs.h
+++ b/drivers/misc/mei/hw-me-regs.h
@@ -127,6 +127,8 @@
#define MEI_DEV_ID_BXT_M 0x1A9A /* Broxton M */
#define MEI_DEV_ID_APL_I 0x5A9A /* Apollo Lake I */
+#define MEI_DEV_ID_DNV_IE 0x19E5 /* Denverton IE */
+
#define MEI_DEV_ID_GLK 0x319A /* Gemini Lake */
#define MEI_DEV_ID_KBP 0xA2BA /* Kaby Point */
diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c
index 73ace2d59dea..e89497f858ae 100644
--- a/drivers/misc/mei/pci-me.c
+++ b/drivers/misc/mei/pci-me.c
@@ -88,11 +88,13 @@ static const struct pci_device_id mei_me_pci_tbl[] = {
{MEI_PCI_DEVICE(MEI_DEV_ID_SPT_2, MEI_ME_PCH8_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H, MEI_ME_PCH8_SPS_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_SPT_H_2, MEI_ME_PCH8_SPS_CFG)},
- {MEI_PCI_DEVICE(MEI_DEV_ID_LBG, MEI_ME_PCH8_CFG)},
+ {MEI_PCI_DEVICE(MEI_DEV_ID_LBG, MEI_ME_PCH12_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_BXT_M, MEI_ME_PCH8_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_APL_I, MEI_ME_PCH8_CFG)},
+ {MEI_PCI_DEVICE(MEI_DEV_ID_DNV_IE, MEI_ME_PCH8_CFG)},
+
{MEI_PCI_DEVICE(MEI_DEV_ID_GLK, MEI_ME_PCH8_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_KBP, MEI_ME_PCH8_CFG)},
diff --git a/drivers/misc/pvpanic.c b/drivers/misc/pvpanic.c
index 595ac065b401..95ff7c5a1dfb 100644
--- a/drivers/misc/pvpanic.c
+++ b/drivers/misc/pvpanic.c
@@ -70,8 +70,12 @@ pvpanic_walk_resources(struct acpi_resource *res, void *context)
struct resource r;
if (acpi_dev_resource_io(res, &r)) {
+#ifdef CONFIG_HAS_IOPORT_MAP
base = ioport_map(r.start, resource_size(&r));
return AE_OK;
+#else
+ return AE_ERROR;
+#endif
} else if (acpi_dev_resource_memory(res, &r)) {
base = ioremap(r.start, resource_size(&r));
return AE_OK;
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index e26b8145efb3..a44ec8bb5418 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -116,7 +116,7 @@ config MMC_RICOH_MMC
config MMC_SDHCI_ACPI
tristate "SDHCI support for ACPI enumerated SDHCI controllers"
- depends on MMC_SDHCI && ACPI
+ depends on MMC_SDHCI && ACPI && PCI
select IOSF_MBI if X86
help
This selects support for ACPI enumerated SDHCI controllers,
@@ -978,7 +978,7 @@ config MMC_SDHCI_OMAP
tristate "TI SDHCI Controller Support"
depends on MMC_SDHCI_PLTFM && OF
select THERMAL
- select TI_SOC_THERMAL
+ imply TI_SOC_THERMAL
help
This selects the Secure Digital Host Controller Interface (SDHCI)
support present in TI's DRA7 SOCs. The controller supports
diff --git a/drivers/mmc/host/bcm2835.c b/drivers/mmc/host/bcm2835.c
index 50293529d6de..c9e7aa50bb0a 100644
--- a/drivers/mmc/host/bcm2835.c
+++ b/drivers/mmc/host/bcm2835.c
@@ -1431,6 +1431,8 @@ static int bcm2835_probe(struct platform_device *pdev)
err:
dev_dbg(dev, "%s -> err %d\n", __func__, ret);
+ if (host->dma_chan_rxtx)
+ dma_release_channel(host->dma_chan_rxtx);
mmc_free_host(mmc);
return ret;
diff --git a/drivers/mmc/host/dw_mmc-bluefield.c b/drivers/mmc/host/dw_mmc-bluefield.c
index ed8f2254b66a..aa38b1a8017e 100644
--- a/drivers/mmc/host/dw_mmc-bluefield.c
+++ b/drivers/mmc/host/dw_mmc-bluefield.c
@@ -1,11 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2018 Mellanox Technologies.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/bitfield.h>
diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c
index c2690c1a50ff..f19ec60bcbdc 100644
--- a/drivers/mmc/host/meson-gx-mmc.c
+++ b/drivers/mmc/host/meson-gx-mmc.c
@@ -179,6 +179,8 @@ struct meson_host {
struct sd_emmc_desc *descs;
dma_addr_t descs_dma_addr;
+ int irq;
+
bool vqmmc_enabled;
};
@@ -738,6 +740,11 @@ static int meson_mmc_clk_phase_tuning(struct mmc_host *mmc, u32 opcode,
static int meson_mmc_execute_tuning(struct mmc_host *mmc, u32 opcode)
{
struct meson_host *host = mmc_priv(mmc);
+ int adj = 0;
+
+ /* enable signal resampling w/o delay */
+ adj = ADJUST_ADJ_EN;
+ writel(adj, host->regs + host->data->adjust);
return meson_mmc_clk_phase_tuning(mmc, opcode, host->rx_clk);
}
@@ -768,6 +775,9 @@ static void meson_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
if (!IS_ERR(mmc->supply.vmmc))
mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, ios->vdd);
+ /* disable signal resampling */
+ writel(0, host->regs + host->data->adjust);
+
/* Reset rx phase */
clk_set_phase(host->rx_clk, 0);
@@ -1166,7 +1176,7 @@ static int meson_mmc_get_cd(struct mmc_host *mmc)
static void meson_mmc_cfg_init(struct meson_host *host)
{
- u32 cfg = 0, adj = 0;
+ u32 cfg = 0;
cfg |= FIELD_PREP(CFG_RESP_TIMEOUT_MASK,
ilog2(SD_EMMC_CFG_RESP_TIMEOUT));
@@ -1177,10 +1187,6 @@ static void meson_mmc_cfg_init(struct meson_host *host)
cfg |= CFG_ERR_ABORT;
writel(cfg, host->regs + SD_EMMC_CFG);
-
- /* enable signal resampling w/o delay */
- adj = ADJUST_ADJ_EN;
- writel(adj, host->regs + host->data->adjust);
}
static int meson_mmc_card_busy(struct mmc_host *mmc)
@@ -1231,7 +1237,7 @@ static int meson_mmc_probe(struct platform_device *pdev)
struct resource *res;
struct meson_host *host;
struct mmc_host *mmc;
- int ret, irq;
+ int ret;
mmc = mmc_alloc_host(sizeof(struct meson_host), &pdev->dev);
if (!mmc)
@@ -1276,8 +1282,8 @@ static int meson_mmc_probe(struct platform_device *pdev)
goto free_host;
}
- irq = platform_get_irq(pdev, 0);
- if (irq <= 0) {
+ host->irq = platform_get_irq(pdev, 0);
+ if (host->irq <= 0) {
dev_err(&pdev->dev, "failed to get interrupt resource.\n");
ret = -EINVAL;
goto free_host;
@@ -1331,9 +1337,8 @@ static int meson_mmc_probe(struct platform_device *pdev)
writel(IRQ_CRC_ERR | IRQ_TIMEOUTS | IRQ_END_OF_CHAIN,
host->regs + SD_EMMC_IRQ_EN);
- ret = devm_request_threaded_irq(&pdev->dev, irq, meson_mmc_irq,
- meson_mmc_irq_thread, IRQF_SHARED,
- NULL, host);
+ ret = request_threaded_irq(host->irq, meson_mmc_irq,
+ meson_mmc_irq_thread, IRQF_SHARED, NULL, host);
if (ret)
goto err_init_clk;
@@ -1351,7 +1356,7 @@ static int meson_mmc_probe(struct platform_device *pdev)
if (host->bounce_buf == NULL) {
dev_err(host->dev, "Unable to map allocate DMA bounce buffer.\n");
ret = -ENOMEM;
- goto err_init_clk;
+ goto err_free_irq;
}
host->descs = dma_alloc_coherent(host->dev, SD_EMMC_DESC_BUF_LEN,
@@ -1370,6 +1375,8 @@ static int meson_mmc_probe(struct platform_device *pdev)
err_bounce_buf:
dma_free_coherent(host->dev, host->bounce_buf_size,
host->bounce_buf, host->bounce_dma_addr);
+err_free_irq:
+ free_irq(host->irq, host);
err_init_clk:
clk_disable_unprepare(host->mmc_clk);
err_core_clk:
@@ -1387,6 +1394,7 @@ static int meson_mmc_remove(struct platform_device *pdev)
/* disable interrupts */
writel(0, host->regs + SD_EMMC_IRQ_EN);
+ free_irq(host->irq, host);
dma_free_coherent(host->dev, SD_EMMC_DESC_BUF_LEN,
host->descs, host->descs_dma_addr);
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 8afeaf81ae66..833ef0590af8 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -846,7 +846,7 @@ static void msdc_set_mclk(struct msdc_host *host, unsigned char timing, u32 hz)
if (timing == MMC_TIMING_MMC_HS400 &&
host->dev_comp->hs400_tune)
- sdr_set_field(host->base + PAD_CMD_TUNE,
+ sdr_set_field(host->base + tune_reg,
MSDC_PAD_TUNE_CMDRRDLY,
host->hs400_cmd_int_delay);
dev_dbg(host->dev, "sclk: %d, timing: %d\n", host->mmc->actual_clock,
diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c
index 0db99057c44f..9d12c06c7fd6 100644
--- a/drivers/mmc/host/sdhci-iproc.c
+++ b/drivers/mmc/host/sdhci-iproc.c
@@ -296,7 +296,10 @@ static int sdhci_iproc_probe(struct platform_device *pdev)
iproc_host->data = iproc_data;
- mmc_of_parse(host->mmc);
+ ret = mmc_of_parse(host->mmc);
+ if (ret)
+ goto err;
+
sdhci_get_property(pdev);
host->mmc->caps |= iproc_host->data->mmc_caps;
diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c
index a0f954f36c09..44e6c7b1b222 100644
--- a/drivers/net/caif/caif_serial.c
+++ b/drivers/net/caif/caif_serial.c
@@ -257,10 +257,7 @@ static int handle_tx(struct ser_device *ser)
if (skb->len == 0) {
struct sk_buff *tmp = skb_dequeue(&ser->head);
WARN_ON(tmp != skb);
- if (in_interrupt())
- dev_kfree_skb_irq(skb);
- else
- kfree_skb(skb);
+ dev_consume_skb_any(skb);
}
}
/* Send flow off if queue is empty */
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index 3b3f88ffab53..c05e4d50d43d 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -480,8 +480,6 @@ EXPORT_SYMBOL_GPL(can_put_echo_skb);
struct sk_buff *__can_get_echo_skb(struct net_device *dev, unsigned int idx, u8 *len_ptr)
{
struct can_priv *priv = netdev_priv(dev);
- struct sk_buff *skb = priv->echo_skb[idx];
- struct canfd_frame *cf;
if (idx >= priv->echo_skb_max) {
netdev_err(dev, "%s: BUG! Trying to access can_priv::echo_skb out of bounds (%u/max %u)\n",
@@ -489,20 +487,21 @@ struct sk_buff *__can_get_echo_skb(struct net_device *dev, unsigned int idx, u8
return NULL;
}
- if (!skb) {
- netdev_err(dev, "%s: BUG! Trying to echo non existing skb: can_priv::echo_skb[%u]\n",
- __func__, idx);
- return NULL;
- }
+ if (priv->echo_skb[idx]) {
+ /* Using "struct canfd_frame::len" for the frame
+ * length is supported on both CAN and CANFD frames.
+ */
+ struct sk_buff *skb = priv->echo_skb[idx];
+ struct canfd_frame *cf = (struct canfd_frame *)skb->data;
+ u8 len = cf->len;
- /* Using "struct canfd_frame::len" for the frame
- * length is supported on both CAN and CANFD frames.
- */
- cf = (struct canfd_frame *)skb->data;
- *len_ptr = cf->len;
- priv->echo_skb[idx] = NULL;
+ *len_ptr = len;
+ priv->echo_skb[idx] = NULL;
- return skb;
+ return skb;
+ }
+
+ return NULL;
}
/*
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 0f36eafe3ac1..1c66fb2ad76b 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -1106,7 +1106,7 @@ static int flexcan_chip_start(struct net_device *dev)
}
} else {
/* clear and invalidate unused mailboxes first */
- for (i = FLEXCAN_TX_MB_RESERVED_OFF_FIFO; i <= priv->mb_count; i++) {
+ for (i = FLEXCAN_TX_MB_RESERVED_OFF_FIFO; i < priv->mb_count; i++) {
mb = flexcan_get_mb(priv, i);
priv->write(FLEXCAN_MB_CODE_RX_INACTIVE,
&mb->can_ctrl);
@@ -1432,7 +1432,7 @@ static int flexcan_setup_stop_mode(struct platform_device *pdev)
gpr_np = of_find_node_by_phandle(phandle);
if (!gpr_np) {
dev_dbg(&pdev->dev, "could not find gpr node by phandle\n");
- return PTR_ERR(gpr_np);
+ return -ENODEV;
}
priv = netdev_priv(dev);
diff --git a/drivers/net/dsa/mv88e6xxx/serdes.c b/drivers/net/dsa/mv88e6xxx/serdes.c
index 2caa8c8b4b55..1bfc5ff8d81d 100644
--- a/drivers/net/dsa/mv88e6xxx/serdes.c
+++ b/drivers/net/dsa/mv88e6xxx/serdes.c
@@ -664,7 +664,7 @@ int mv88e6390_serdes_irq_setup(struct mv88e6xxx_chip *chip, int port)
if (port < 9)
return 0;
- return mv88e6390_serdes_irq_setup(chip, port);
+ return mv88e6390x_serdes_irq_setup(chip, port);
}
void mv88e6390x_serdes_irq_free(struct mv88e6xxx_chip *chip, int port)
diff --git a/drivers/net/ethernet/alteon/acenic.c b/drivers/net/ethernet/alteon/acenic.c
index 4f11f98347ed..1827ef1f6d55 100644
--- a/drivers/net/ethernet/alteon/acenic.c
+++ b/drivers/net/ethernet/alteon/acenic.c
@@ -2059,7 +2059,7 @@ static inline void ace_tx_int(struct net_device *dev,
if (skb) {
dev->stats.tx_packets++;
dev->stats.tx_bytes += skb->len;
- dev_kfree_skb_irq(skb);
+ dev_consume_skb_irq(skb);
info->skb = NULL;
}
diff --git a/drivers/net/ethernet/altera/altera_msgdma.c b/drivers/net/ethernet/altera/altera_msgdma.c
index 0fb986ba3290..0ae723f75341 100644
--- a/drivers/net/ethernet/altera/altera_msgdma.c
+++ b/drivers/net/ethernet/altera/altera_msgdma.c
@@ -145,7 +145,8 @@ u32 msgdma_tx_completions(struct altera_tse_private *priv)
& 0xffff;
if (inuse) { /* Tx FIFO is not empty */
- ready = priv->tx_prod - priv->tx_cons - inuse - 1;
+ ready = max_t(int,
+ priv->tx_prod - priv->tx_cons - inuse - 1, 0);
} else {
/* Check for buffered last packet */
status = csrrd32(priv->tx_dma_csr, msgdma_csroffs(status));
diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c
index 02921d877c08..aa1d1f5339d2 100644
--- a/drivers/net/ethernet/altera/altera_tse_main.c
+++ b/drivers/net/ethernet/altera/altera_tse_main.c
@@ -714,8 +714,10 @@ static struct phy_device *connect_local_phy(struct net_device *dev)
phydev = phy_connect(dev, phy_id_fmt, &altera_tse_adjust_link,
priv->phy_iface);
- if (IS_ERR(phydev))
+ if (IS_ERR(phydev)) {
netdev_err(dev, "Could not attach to PHY\n");
+ phydev = NULL;
+ }
} else {
int ret;
diff --git a/drivers/net/ethernet/amd/amd8111e.c b/drivers/net/ethernet/amd/amd8111e.c
index a90080f12e67..e548c0ae2e00 100644
--- a/drivers/net/ethernet/amd/amd8111e.c
+++ b/drivers/net/ethernet/amd/amd8111e.c
@@ -666,7 +666,7 @@ static int amd8111e_tx(struct net_device *dev)
pci_unmap_single(lp->pci_dev, lp->tx_dma_addr[tx_index],
lp->tx_skbuff[tx_index]->len,
PCI_DMA_TODEVICE);
- dev_kfree_skb_irq (lp->tx_skbuff[tx_index]);
+ dev_consume_skb_irq(lp->tx_skbuff[tx_index]);
lp->tx_skbuff[tx_index] = NULL;
lp->tx_dma_addr[tx_index] = 0;
}
diff --git a/drivers/net/ethernet/apple/bmac.c b/drivers/net/ethernet/apple/bmac.c
index 6a8e2567f2bd..4d3855ceb500 100644
--- a/drivers/net/ethernet/apple/bmac.c
+++ b/drivers/net/ethernet/apple/bmac.c
@@ -777,7 +777,7 @@ static irqreturn_t bmac_txdma_intr(int irq, void *dev_id)
if (bp->tx_bufs[bp->tx_empty]) {
++dev->stats.tx_packets;
- dev_kfree_skb_irq(bp->tx_bufs[bp->tx_empty]);
+ dev_consume_skb_irq(bp->tx_bufs[bp->tx_empty]);
}
bp->tx_bufs[bp->tx_empty] = NULL;
bp->tx_fullup = 0;
diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c
index f44808959ff3..97ab0dd25552 100644
--- a/drivers/net/ethernet/broadcom/b44.c
+++ b/drivers/net/ethernet/broadcom/b44.c
@@ -638,7 +638,7 @@ static void b44_tx(struct b44 *bp)
bytes_compl += skb->len;
pkts_compl++;
- dev_kfree_skb_irq(skb);
+ dev_consume_skb_irq(skb);
}
netdev_completed_queue(bp->dev, pkts_compl, bytes_compl);
@@ -1012,7 +1012,7 @@ static netdev_tx_t b44_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
skb_copy_from_linear_data(skb, skb_put(bounce_skb, len), len);
- dev_kfree_skb_any(skb);
+ dev_consume_skb_any(skb);
skb = bounce_skb;
}
diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h
index 3d45f4c92cf6..9bbaad9f3d63 100644
--- a/drivers/net/ethernet/cadence/macb.h
+++ b/drivers/net/ethernet/cadence/macb.h
@@ -643,6 +643,7 @@
#define MACB_CAPS_JUMBO 0x00000020
#define MACB_CAPS_GEM_HAS_PTP 0x00000040
#define MACB_CAPS_BD_RD_PREFETCH 0x00000080
+#define MACB_CAPS_NEEDS_RSTONUBR 0x00000100
#define MACB_CAPS_FIFO_MODE 0x10000000
#define MACB_CAPS_GIGABIT_MODE_AVAILABLE 0x20000000
#define MACB_CAPS_SG_DISABLED 0x40000000
@@ -1214,6 +1215,8 @@ struct macb {
int rx_bd_rd_prefetch;
int tx_bd_rd_prefetch;
+
+ u32 rx_intr_mask;
};
#ifdef CONFIG_MACB_USE_HWSTAMP
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 66cc7927061a..2b2882615e8b 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -56,8 +56,7 @@
/* level of occupied TX descriptors under which we wake up TX process */
#define MACB_TX_WAKEUP_THRESH(bp) (3 * (bp)->tx_ring_size / 4)
-#define MACB_RX_INT_FLAGS (MACB_BIT(RCOMP) | MACB_BIT(RXUBR) \
- | MACB_BIT(ISR_ROVR))
+#define MACB_RX_INT_FLAGS (MACB_BIT(RCOMP) | MACB_BIT(ISR_ROVR))
#define MACB_TX_ERR_FLAGS (MACB_BIT(ISR_TUND) \
| MACB_BIT(ISR_RLE) \
| MACB_BIT(TXERR))
@@ -1270,7 +1269,7 @@ static int macb_poll(struct napi_struct *napi, int budget)
queue_writel(queue, ISR, MACB_BIT(RCOMP));
napi_reschedule(napi);
} else {
- queue_writel(queue, IER, MACB_RX_INT_FLAGS);
+ queue_writel(queue, IER, bp->rx_intr_mask);
}
}
@@ -1288,7 +1287,7 @@ static void macb_hresp_error_task(unsigned long data)
u32 ctrl;
for (q = 0, queue = bp->queues; q < bp->num_queues; ++q, ++queue) {
- queue_writel(queue, IDR, MACB_RX_INT_FLAGS |
+ queue_writel(queue, IDR, bp->rx_intr_mask |
MACB_TX_INT_FLAGS |
MACB_BIT(HRESP));
}
@@ -1318,7 +1317,7 @@ static void macb_hresp_error_task(unsigned long data)
/* Enable interrupts */
queue_writel(queue, IER,
- MACB_RX_INT_FLAGS |
+ bp->rx_intr_mask |
MACB_TX_INT_FLAGS |
MACB_BIT(HRESP));
}
@@ -1372,14 +1371,14 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id)
(unsigned int)(queue - bp->queues),
(unsigned long)status);
- if (status & MACB_RX_INT_FLAGS) {
+ if (status & bp->rx_intr_mask) {
/* There's no point taking any more interrupts
* until we have processed the buffers. The
* scheduling call may fail if the poll routine
* is already scheduled, so disable interrupts
* now.
*/
- queue_writel(queue, IDR, MACB_RX_INT_FLAGS);
+ queue_writel(queue, IDR, bp->rx_intr_mask);
if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE)
queue_writel(queue, ISR, MACB_BIT(RCOMP));
@@ -1412,8 +1411,9 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id)
/* There is a hardware issue under heavy load where DMA can
* stop, this causes endless "used buffer descriptor read"
* interrupts but it can be cleared by re-enabling RX. See
- * the at91 manual, section 41.3.1 or the Zynq manual
- * section 16.7.4 for details.
+ * the at91rm9200 manual, section 41.3.1 or the Zynq manual
+ * section 16.7.4 for details. RXUBR is only enabled for
+ * these two versions.
*/
if (status & MACB_BIT(RXUBR)) {
ctrl = macb_readl(bp, NCR);
@@ -2259,7 +2259,7 @@ static void macb_init_hw(struct macb *bp)
/* Enable interrupts */
queue_writel(queue, IER,
- MACB_RX_INT_FLAGS |
+ bp->rx_intr_mask |
MACB_TX_INT_FLAGS |
MACB_BIT(HRESP));
}
@@ -3907,6 +3907,7 @@ static const struct macb_config sama5d4_config = {
};
static const struct macb_config emac_config = {
+ .caps = MACB_CAPS_NEEDS_RSTONUBR,
.clk_init = at91ether_clk_init,
.init = at91ether_init,
};
@@ -3928,7 +3929,8 @@ static const struct macb_config zynqmp_config = {
};
static const struct macb_config zynq_config = {
- .caps = MACB_CAPS_GIGABIT_MODE_AVAILABLE | MACB_CAPS_NO_GIGABIT_HALF,
+ .caps = MACB_CAPS_GIGABIT_MODE_AVAILABLE | MACB_CAPS_NO_GIGABIT_HALF |
+ MACB_CAPS_NEEDS_RSTONUBR,
.dma_burst_length = 16,
.clk_init = macb_clk_init,
.init = macb_init,
@@ -4083,6 +4085,10 @@ static int macb_probe(struct platform_device *pdev)
macb_dma_desc_get_size(bp);
}
+ bp->rx_intr_mask = MACB_RX_INT_FLAGS;
+ if (bp->caps & MACB_CAPS_NEEDS_RSTONUBR)
+ bp->rx_intr_mask |= MACB_BIT(RXUBR);
+
mac = of_get_mac_address(np);
if (mac) {
ether_addr_copy(bp->dev->dev_addr, mac);
diff --git a/drivers/net/ethernet/freescale/dpaa2/Kconfig b/drivers/net/ethernet/freescale/dpaa2/Kconfig
index 809a155eb193..f6d244c663fd 100644
--- a/drivers/net/ethernet/freescale/dpaa2/Kconfig
+++ b/drivers/net/ethernet/freescale/dpaa2/Kconfig
@@ -9,8 +9,9 @@ config FSL_DPAA2_ETH
config FSL_DPAA2_PTP_CLOCK
tristate "Freescale DPAA2 PTP Clock"
- depends on FSL_DPAA2_ETH && POSIX_TIMERS
- select PTP_1588_CLOCK
+ depends on FSL_DPAA2_ETH
+ imply PTP_1588_CLOCK
+ default y
help
This driver adds support for using the DPAA2 1588 timer module
as a PTP clock.
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index ae0f88bce9aa..2370dc204202 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3467,7 +3467,7 @@ fec_probe(struct platform_device *pdev)
if (ret)
goto failed_clk_ipg;
- fep->reg_phy = devm_regulator_get(&pdev->dev, "phy");
+ fep->reg_phy = devm_regulator_get_optional(&pdev->dev, "phy");
if (!IS_ERR(fep->reg_phy)) {
ret = regulator_enable(fep->reg_phy);
if (ret) {
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
index 5b33238c6680..60e7d7ae3787 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
@@ -2418,6 +2418,8 @@ static int hns_nic_dev_probe(struct platform_device *pdev)
out_notify_fail:
(void)cancel_work_sync(&priv->service_task);
out_read_prop_fail:
+ /* safe for ACPI FW */
+ of_node_put(to_of_node(priv->fwnode));
free_netdev(ndev);
return ret;
}
@@ -2447,6 +2449,9 @@ static int hns_nic_dev_remove(struct platform_device *pdev)
set_bit(NIC_STATE_REMOVING, &priv->state);
(void)cancel_work_sync(&priv->service_task);
+ /* safe for ACPI FW */
+ of_node_put(to_of_node(priv->fwnode));
+
free_netdev(ndev);
return 0;
}
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
index 8e9b95871d30..ce15d2350db9 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
@@ -1157,16 +1157,18 @@ static int hns_get_regs_len(struct net_device *net_dev)
*/
static int hns_nic_nway_reset(struct net_device *netdev)
{
- int ret = 0;
struct phy_device *phy = netdev->phydev;
- if (netif_running(netdev)) {
- /* if autoneg is disabled, don't restart auto-negotiation */
- if (phy && phy->autoneg == AUTONEG_ENABLE)
- ret = genphy_restart_aneg(phy);
- }
+ if (!netif_running(netdev))
+ return 0;
- return ret;
+ if (!phy)
+ return -EOPNOTSUPP;
+
+ if (phy->autoneg != AUTONEG_ENABLE)
+ return -EINVAL;
+
+ return genphy_restart_aneg(phy);
}
static u32
diff --git a/drivers/net/ethernet/hisilicon/hns_mdio.c b/drivers/net/ethernet/hisilicon/hns_mdio.c
index 017e08452d8c..baf5cc251f32 100644
--- a/drivers/net/ethernet/hisilicon/hns_mdio.c
+++ b/drivers/net/ethernet/hisilicon/hns_mdio.c
@@ -321,7 +321,7 @@ static int hns_mdio_read(struct mii_bus *bus, int phy_id, int regnum)
}
hns_mdio_cmd_write(mdio_dev, is_c45,
- MDIO_C45_WRITE_ADDR, phy_id, devad);
+ MDIO_C45_READ, phy_id, devad);
}
/* Step 5: waitting for MDIO_COMMAND_REG 's mdio_start==0,*/
diff --git a/drivers/net/ethernet/i825xx/82596.c b/drivers/net/ethernet/i825xx/82596.c
index d719668a6684..92929750f832 100644
--- a/drivers/net/ethernet/i825xx/82596.c
+++ b/drivers/net/ethernet/i825xx/82596.c
@@ -1310,7 +1310,7 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id)
dev->stats.tx_aborted_errors++;
}
- dev_kfree_skb_irq(skb);
+ dev_consume_skb_irq(skb);
tx_cmd->cmd.command = 0; /* Mark free */
break;
diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c
index 098d8764c0ea..dd71d5db7274 100644
--- a/drivers/net/ethernet/ibm/ibmveth.c
+++ b/drivers/net/ethernet/ibm/ibmveth.c
@@ -1313,7 +1313,6 @@ static int ibmveth_poll(struct napi_struct *napi, int budget)
unsigned long lpar_rc;
u16 mss = 0;
-restart_poll:
while (frames_processed < budget) {
if (!ibmveth_rxq_pending_buffer(adapter))
break;
@@ -1401,7 +1400,6 @@ restart_poll:
napi_reschedule(napi)) {
lpar_rc = h_vio_signal(adapter->vdev->unit_address,
VIO_IRQ_DISABLE);
- goto restart_poll;
}
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/cq.c b/drivers/net/ethernet/mellanox/mlx4/cq.c
index db909b6069b5..65f8a4b6ed0c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cq.c
@@ -306,14 +306,16 @@ static int mlx4_init_user_cqes(void *buf, int entries, int cqe_size)
if (entries_per_copy < entries) {
for (i = 0; i < entries / entries_per_copy; i++) {
- err = copy_to_user(buf, init_ents, PAGE_SIZE);
+ err = copy_to_user((void __user *)buf, init_ents, PAGE_SIZE) ?
+ -EFAULT : 0;
if (err)
goto out;
buf += PAGE_SIZE;
}
} else {
- err = copy_to_user(buf, init_ents, entries * cqe_size);
+ err = copy_to_user((void __user *)buf, init_ents, entries * cqe_size) ?
+ -EFAULT : 0;
}
out:
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
index 7df728f1e5b5..6e501af0e532 100644
--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
@@ -2067,9 +2067,11 @@ int mlx4_QUERY_HCA(struct mlx4_dev *dev,
{
struct mlx4_cmd_mailbox *mailbox;
__be32 *outbox;
+ u64 qword_field;
u32 dword_field;
- int err;
+ u16 word_field;
u8 byte_field;
+ int err;
static const u8 a0_dmfs_query_hw_steering[] = {
[0] = MLX4_STEERING_DMFS_A0_DEFAULT,
[1] = MLX4_STEERING_DMFS_A0_DYNAMIC,
@@ -2097,19 +2099,32 @@ int mlx4_QUERY_HCA(struct mlx4_dev *dev,
/* QPC/EEC/CQC/EQC/RDMARC attributes */
- MLX4_GET(param->qpc_base, outbox, INIT_HCA_QPC_BASE_OFFSET);
- MLX4_GET(param->log_num_qps, outbox, INIT_HCA_LOG_QP_OFFSET);
- MLX4_GET(param->srqc_base, outbox, INIT_HCA_SRQC_BASE_OFFSET);
- MLX4_GET(param->log_num_srqs, outbox, INIT_HCA_LOG_SRQ_OFFSET);
- MLX4_GET(param->cqc_base, outbox, INIT_HCA_CQC_BASE_OFFSET);
- MLX4_GET(param->log_num_cqs, outbox, INIT_HCA_LOG_CQ_OFFSET);
- MLX4_GET(param->altc_base, outbox, INIT_HCA_ALTC_BASE_OFFSET);
- MLX4_GET(param->auxc_base, outbox, INIT_HCA_AUXC_BASE_OFFSET);
- MLX4_GET(param->eqc_base, outbox, INIT_HCA_EQC_BASE_OFFSET);
- MLX4_GET(param->log_num_eqs, outbox, INIT_HCA_LOG_EQ_OFFSET);
- MLX4_GET(param->num_sys_eqs, outbox, INIT_HCA_NUM_SYS_EQS_OFFSET);
- MLX4_GET(param->rdmarc_base, outbox, INIT_HCA_RDMARC_BASE_OFFSET);
- MLX4_GET(param->log_rd_per_qp, outbox, INIT_HCA_LOG_RD_OFFSET);
+ MLX4_GET(qword_field, outbox, INIT_HCA_QPC_BASE_OFFSET);
+ param->qpc_base = qword_field & ~((u64)0x1f);
+ MLX4_GET(byte_field, outbox, INIT_HCA_LOG_QP_OFFSET);
+ param->log_num_qps = byte_field & 0x1f;
+ MLX4_GET(qword_field, outbox, INIT_HCA_SRQC_BASE_OFFSET);
+ param->srqc_base = qword_field & ~((u64)0x1f);
+ MLX4_GET(byte_field, outbox, INIT_HCA_LOG_SRQ_OFFSET);
+ param->log_num_srqs = byte_field & 0x1f;
+ MLX4_GET(qword_field, outbox, INIT_HCA_CQC_BASE_OFFSET);
+ param->cqc_base = qword_field & ~((u64)0x1f);
+ MLX4_GET(byte_field, outbox, INIT_HCA_LOG_CQ_OFFSET);
+ param->log_num_cqs = byte_field & 0x1f;
+ MLX4_GET(qword_field, outbox, INIT_HCA_ALTC_BASE_OFFSET);
+ param->altc_base = qword_field;
+ MLX4_GET(qword_field, outbox, INIT_HCA_AUXC_BASE_OFFSET);
+ param->auxc_base = qword_field;
+ MLX4_GET(qword_field, outbox, INIT_HCA_EQC_BASE_OFFSET);
+ param->eqc_base = qword_field & ~((u64)0x1f);
+ MLX4_GET(byte_field, outbox, INIT_HCA_LOG_EQ_OFFSET);
+ param->log_num_eqs = byte_field & 0x1f;
+ MLX4_GET(word_field, outbox, INIT_HCA_NUM_SYS_EQS_OFFSET);
+ param->num_sys_eqs = word_field & 0xfff;
+ MLX4_GET(qword_field, outbox, INIT_HCA_RDMARC_BASE_OFFSET);
+ param->rdmarc_base = qword_field & ~((u64)0x1f);
+ MLX4_GET(byte_field, outbox, INIT_HCA_LOG_RD_OFFSET);
+ param->log_rd_per_qp = byte_field & 0x7;
MLX4_GET(dword_field, outbox, INIT_HCA_FLAGS_OFFSET);
if (dword_field & (1 << INIT_HCA_DEVICE_MANAGED_FLOW_STEERING_EN)) {
@@ -2128,22 +2143,21 @@ int mlx4_QUERY_HCA(struct mlx4_dev *dev,
/* steering attributes */
if (param->steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED) {
MLX4_GET(param->mc_base, outbox, INIT_HCA_FS_BASE_OFFSET);
- MLX4_GET(param->log_mc_entry_sz, outbox,
- INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET);
- MLX4_GET(param->log_mc_table_sz, outbox,
- INIT_HCA_FS_LOG_TABLE_SZ_OFFSET);
- MLX4_GET(byte_field, outbox,
- INIT_HCA_FS_A0_OFFSET);
+ MLX4_GET(byte_field, outbox, INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET);
+ param->log_mc_entry_sz = byte_field & 0x1f;
+ MLX4_GET(byte_field, outbox, INIT_HCA_FS_LOG_TABLE_SZ_OFFSET);
+ param->log_mc_table_sz = byte_field & 0x1f;
+ MLX4_GET(byte_field, outbox, INIT_HCA_FS_A0_OFFSET);
param->dmfs_high_steer_mode =
a0_dmfs_query_hw_steering[(byte_field >> 6) & 3];
} else {
MLX4_GET(param->mc_base, outbox, INIT_HCA_MC_BASE_OFFSET);
- MLX4_GET(param->log_mc_entry_sz, outbox,
- INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET);
- MLX4_GET(param->log_mc_hash_sz, outbox,
- INIT_HCA_LOG_MC_HASH_SZ_OFFSET);
- MLX4_GET(param->log_mc_table_sz, outbox,
- INIT_HCA_LOG_MC_TABLE_SZ_OFFSET);
+ MLX4_GET(byte_field, outbox, INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET);
+ param->log_mc_entry_sz = byte_field & 0x1f;
+ MLX4_GET(byte_field, outbox, INIT_HCA_LOG_MC_HASH_SZ_OFFSET);
+ param->log_mc_hash_sz = byte_field & 0x1f;
+ MLX4_GET(byte_field, outbox, INIT_HCA_LOG_MC_TABLE_SZ_OFFSET);
+ param->log_mc_table_sz = byte_field & 0x1f;
}
/* CX3 is capable of extending CQEs/EQEs from 32 to 64 bytes */
@@ -2167,15 +2181,18 @@ int mlx4_QUERY_HCA(struct mlx4_dev *dev,
/* TPT attributes */
MLX4_GET(param->dmpt_base, outbox, INIT_HCA_DMPT_BASE_OFFSET);
- MLX4_GET(param->mw_enabled, outbox, INIT_HCA_TPT_MW_OFFSET);
- MLX4_GET(param->log_mpt_sz, outbox, INIT_HCA_LOG_MPT_SZ_OFFSET);
+ MLX4_GET(byte_field, outbox, INIT_HCA_TPT_MW_OFFSET);
+ param->mw_enabled = byte_field >> 7;
+ MLX4_GET(byte_field, outbox, INIT_HCA_LOG_MPT_SZ_OFFSET);
+ param->log_mpt_sz = byte_field & 0x3f;
MLX4_GET(param->mtt_base, outbox, INIT_HCA_MTT_BASE_OFFSET);
MLX4_GET(param->cmpt_base, outbox, INIT_HCA_CMPT_BASE_OFFSET);
/* UAR attributes */
MLX4_GET(param->uar_page_sz, outbox, INIT_HCA_UAR_PAGE_SZ_OFFSET);
- MLX4_GET(param->log_uar_sz, outbox, INIT_HCA_LOG_UAR_SZ_OFFSET);
+ MLX4_GET(byte_field, outbox, INIT_HCA_LOG_UAR_SZ_OFFSET);
+ param->log_uar_sz = byte_field & 0xf;
/* phv_check enable */
MLX4_GET(byte_field, outbox, INIT_HCA_CACHELINE_SZ_OFFSET);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 8cfd2ec7c0a2..01819e5c9975 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -950,7 +950,7 @@ static int mlx5e_open_rq(struct mlx5e_channel *c,
if (params->rx_dim_enabled)
__set_bit(MLX5E_RQ_STATE_AM, &c->rq.state);
- if (params->pflags & MLX5E_PFLAG_RX_NO_CSUM_COMPLETE)
+ if (MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_NO_CSUM_COMPLETE))
__set_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &c->rq.state);
return 0;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index 04736212a21c..f2573c2d2b5c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -1126,9 +1126,17 @@ static int mlx5e_rep_get_phys_port_name(struct net_device *dev,
struct mlx5e_priv *priv = netdev_priv(dev);
struct mlx5e_rep_priv *rpriv = priv->ppriv;
struct mlx5_eswitch_rep *rep = rpriv->rep;
- int ret;
+ int ret, pf_num;
+
+ ret = mlx5_lag_get_pf_num(priv->mdev, &pf_num);
+ if (ret)
+ return ret;
+
+ if (rep->vport == FDB_UPLINK_VPORT)
+ ret = snprintf(buf, len, "p%d", pf_num);
+ else
+ ret = snprintf(buf, len, "pf%dvf%d", pf_num, rep->vport - 1);
- ret = snprintf(buf, len, "%d", rep->vport - 1);
if (ret >= len)
return -EOPNOTSUPP;
@@ -1285,6 +1293,18 @@ static int mlx5e_uplink_rep_set_mac(struct net_device *netdev, void *addr)
return 0;
}
+static int mlx5e_uplink_rep_set_vf_vlan(struct net_device *dev, int vf, u16 vlan, u8 qos,
+ __be16 vlan_proto)
+{
+ netdev_warn_once(dev, "legacy vf vlan setting isn't supported in switchdev mode\n");
+
+ if (vlan != 0)
+ return -EOPNOTSUPP;
+
+ /* allow setting 0-vid for compatibility with libvirt */
+ return 0;
+}
+
static const struct switchdev_ops mlx5e_rep_switchdev_ops = {
.switchdev_port_attr_get = mlx5e_attr_get,
};
@@ -1319,6 +1339,7 @@ static const struct net_device_ops mlx5e_netdev_ops_uplink_rep = {
.ndo_set_vf_rate = mlx5e_set_vf_rate,
.ndo_get_vf_config = mlx5e_get_vf_config,
.ndo_get_vf_stats = mlx5e_get_vf_stats,
+ .ndo_set_vf_vlan = mlx5e_uplink_rep_set_vf_vlan,
};
bool mlx5e_eswitch_rep(struct net_device *netdev)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index a44ea7b85614..5b492b67f4e1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -1134,13 +1134,6 @@ static int esw_vport_ingress_config(struct mlx5_eswitch *esw,
int err = 0;
u8 *smac_v;
- if (vport->info.spoofchk && !is_valid_ether_addr(vport->info.mac)) {
- mlx5_core_warn(esw->dev,
- "vport[%d] configure ingress rules failed, illegal mac with spoofchk\n",
- vport->vport);
- return -EPERM;
- }
-
esw_vport_cleanup_ingress_rules(esw, vport);
if (!vport->info.vlan && !vport->info.qos && !vport->info.spoofchk) {
@@ -1728,7 +1721,7 @@ int mlx5_eswitch_init(struct mlx5_core_dev *dev)
int vport_num;
int err;
- if (!MLX5_ESWITCH_MANAGER(dev))
+ if (!MLX5_VPORT_MANAGER(dev))
return 0;
esw_info(dev,
@@ -1797,7 +1790,7 @@ abort:
void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw)
{
- if (!esw || !MLX5_ESWITCH_MANAGER(esw->dev))
+ if (!esw || !MLX5_VPORT_MANAGER(esw->dev))
return;
esw_info(esw->dev, "cleanup\n");
@@ -1827,13 +1820,10 @@ int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw,
mutex_lock(&esw->state_lock);
evport = &esw->vports[vport];
- if (evport->info.spoofchk && !is_valid_ether_addr(mac)) {
+ if (evport->info.spoofchk && !is_valid_ether_addr(mac))
mlx5_core_warn(esw->dev,
- "MAC invalidation is not allowed when spoofchk is on, vport(%d)\n",
+ "Set invalid MAC while spoofchk is on, vport(%d)\n",
vport);
- err = -EPERM;
- goto unlock;
- }
err = mlx5_modify_nic_vport_mac_address(esw->dev, vport, mac);
if (err) {
@@ -1979,6 +1969,10 @@ int mlx5_eswitch_set_vport_spoofchk(struct mlx5_eswitch *esw,
evport = &esw->vports[vport];
pschk = evport->info.spoofchk;
evport->info.spoofchk = spoofchk;
+ if (pschk && !is_valid_ether_addr(evport->info.mac))
+ mlx5_core_warn(esw->dev,
+ "Spoofchk in set while MAC is invalid, vport(%d)\n",
+ evport->vport);
if (evport->enabled && esw->mode == SRIOV_LEGACY)
err = esw_vport_ingress_config(esw, evport);
if (err)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
index 3a6baed722d8..2d223385dc81 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
@@ -616,6 +616,27 @@ void mlx5_lag_add(struct mlx5_core_dev *dev, struct net_device *netdev)
}
}
+int mlx5_lag_get_pf_num(struct mlx5_core_dev *dev, int *pf_num)
+{
+ struct mlx5_lag *ldev;
+ int n;
+
+ ldev = mlx5_lag_dev_get(dev);
+ if (!ldev) {
+ mlx5_core_warn(dev, "no lag device, can't get pf num\n");
+ return -EINVAL;
+ }
+
+ for (n = 0; n < MLX5_MAX_PORTS; n++)
+ if (ldev->pf[n].dev == dev) {
+ *pf_num = n;
+ return 0;
+ }
+
+ mlx5_core_warn(dev, "wasn't able to locate pf in the lag device\n");
+ return -EINVAL;
+}
+
/* Must be called with intf_mutex held */
void mlx5_lag_remove(struct mlx5_core_dev *dev)
{
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
index c68dcea5985b..5300b0b6d836 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
@@ -187,6 +187,8 @@ static inline int mlx5_lag_is_lacp_owner(struct mlx5_core_dev *dev)
MLX5_CAP_GEN(dev, lag_master);
}
+int mlx5_lag_get_pf_num(struct mlx5_core_dev *dev, int *pf_num);
+
void mlx5_reload_interface(struct mlx5_core_dev *mdev, int protocol);
void mlx5_lag_update(struct mlx5_core_dev *dev);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c
index 388f205a497f..370ca94b6775 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c
@@ -44,14 +44,15 @@ static struct mlx5_core_rsc_common *
mlx5_get_rsc(struct mlx5_qp_table *table, u32 rsn)
{
struct mlx5_core_rsc_common *common;
+ unsigned long flags;
- spin_lock(&table->lock);
+ spin_lock_irqsave(&table->lock, flags);
common = radix_tree_lookup(&table->tree, rsn);
if (common)
atomic_inc(&common->refcount);
- spin_unlock(&table->lock);
+ spin_unlock_irqrestore(&table->lock, flags);
return common;
}
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c
index 8f6551421945..2ecaaaa4469a 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dev.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c
@@ -795,19 +795,19 @@ static void qed_init_qm_pq(struct qed_hwfn *p_hwfn,
/* get pq index according to PQ_FLAGS */
static u16 *qed_init_qm_get_idx_from_flags(struct qed_hwfn *p_hwfn,
- u32 pq_flags)
+ unsigned long pq_flags)
{
struct qed_qm_info *qm_info = &p_hwfn->qm_info;
/* Can't have multiple flags set here */
- if (bitmap_weight((unsigned long *)&pq_flags,
+ if (bitmap_weight(&pq_flags,
sizeof(pq_flags) * BITS_PER_BYTE) > 1) {
- DP_ERR(p_hwfn, "requested multiple pq flags 0x%x\n", pq_flags);
+ DP_ERR(p_hwfn, "requested multiple pq flags 0x%lx\n", pq_flags);
goto err;
}
if (!(qed_get_pq_flags(p_hwfn) & pq_flags)) {
- DP_ERR(p_hwfn, "pq flag 0x%x is not set\n", pq_flags);
+ DP_ERR(p_hwfn, "pq flag 0x%lx is not set\n", pq_flags);
goto err;
}
diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.c b/drivers/net/ethernet/qlogic/qed/qed_l2.c
index 67c02ea93906..e68ca83ae915 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_l2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_l2.c
@@ -609,6 +609,10 @@ qed_sp_update_accept_mode(struct qed_hwfn *p_hwfn,
(!!(accept_filter & QED_ACCEPT_MCAST_MATCHED) &&
!!(accept_filter & QED_ACCEPT_MCAST_UNMATCHED)));
+ SET_FIELD(state, ETH_VPORT_TX_MODE_UCAST_ACCEPT_ALL,
+ (!!(accept_filter & QED_ACCEPT_UCAST_MATCHED) &&
+ !!(accept_filter & QED_ACCEPT_UCAST_UNMATCHED)));
+
SET_FIELD(state, ETH_VPORT_TX_MODE_BCAST_ACCEPT_ALL,
!!(accept_filter & QED_ACCEPT_BCAST));
@@ -744,6 +748,11 @@ int qed_sp_vport_update(struct qed_hwfn *p_hwfn,
return rc;
}
+ if (p_params->update_ctl_frame_check) {
+ p_cmn->ctl_frame_mac_check_en = p_params->mac_chk_en;
+ p_cmn->ctl_frame_ethtype_check_en = p_params->ethtype_chk_en;
+ }
+
/* Update mcast bins for VFs, PF doesn't use this functionality */
qed_sp_update_mcast_bin(p_hwfn, p_ramrod, p_params);
@@ -2688,7 +2697,8 @@ static int qed_configure_filter_rx_mode(struct qed_dev *cdev,
if (type == QED_FILTER_RX_MODE_TYPE_PROMISC) {
accept_flags.rx_accept_filter |= QED_ACCEPT_UCAST_UNMATCHED |
QED_ACCEPT_MCAST_UNMATCHED;
- accept_flags.tx_accept_filter |= QED_ACCEPT_MCAST_UNMATCHED;
+ accept_flags.tx_accept_filter |= QED_ACCEPT_UCAST_UNMATCHED |
+ QED_ACCEPT_MCAST_UNMATCHED;
} else if (type == QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC) {
accept_flags.rx_accept_filter |= QED_ACCEPT_MCAST_UNMATCHED;
accept_flags.tx_accept_filter |= QED_ACCEPT_MCAST_UNMATCHED;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.h b/drivers/net/ethernet/qlogic/qed/qed_l2.h
index 8d80f1095d17..7127d5aaac42 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_l2.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_l2.h
@@ -219,6 +219,9 @@ struct qed_sp_vport_update_params {
struct qed_rss_params *rss_params;
struct qed_filter_accept_flags accept_flags;
struct qed_sge_tpa_params *sge_tpa_params;
+ u8 update_ctl_frame_check;
+ u8 mac_chk_en;
+ u8 ethtype_chk_en;
};
int qed_sp_vport_update(struct qed_hwfn *p_hwfn,
diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c b/drivers/net/ethernet/qlogic/qed/qed_ll2.c
index d9237c65a838..b5f419b71287 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c
@@ -2451,19 +2451,24 @@ static int qed_ll2_start_xmit(struct qed_dev *cdev, struct sk_buff *skb,
{
struct qed_ll2_tx_pkt_info pkt;
const skb_frag_t *frag;
+ u8 flags = 0, nr_frags;
int rc = -EINVAL, i;
dma_addr_t mapping;
u16 vlan = 0;
- u8 flags = 0;
if (unlikely(skb->ip_summed != CHECKSUM_NONE)) {
DP_INFO(cdev, "Cannot transmit a checksummed packet\n");
return -EINVAL;
}
- if (1 + skb_shinfo(skb)->nr_frags > CORE_LL2_TX_MAX_BDS_PER_PACKET) {
+ /* Cache number of fragments from SKB since SKB may be freed by
+ * the completion routine after calling qed_ll2_prepare_tx_packet()
+ */
+ nr_frags = skb_shinfo(skb)->nr_frags;
+
+ if (1 + nr_frags > CORE_LL2_TX_MAX_BDS_PER_PACKET) {
DP_ERR(cdev, "Cannot transmit a packet with %d fragments\n",
- 1 + skb_shinfo(skb)->nr_frags);
+ 1 + nr_frags);
return -EINVAL;
}
@@ -2485,7 +2490,7 @@ static int qed_ll2_start_xmit(struct qed_dev *cdev, struct sk_buff *skb,
}
memset(&pkt, 0, sizeof(pkt));
- pkt.num_of_bds = 1 + skb_shinfo(skb)->nr_frags;
+ pkt.num_of_bds = 1 + nr_frags;
pkt.vlan = vlan;
pkt.bd_flags = flags;
pkt.tx_dest = QED_LL2_TX_DEST_NW;
@@ -2496,12 +2501,17 @@ static int qed_ll2_start_xmit(struct qed_dev *cdev, struct sk_buff *skb,
test_bit(QED_LL2_XMIT_FLAGS_FIP_DISCOVERY, &xmit_flags))
pkt.remove_stag = true;
+ /* qed_ll2_prepare_tx_packet() may actually send the packet if
+ * there are no fragments in the skb and subsequently the completion
+ * routine may run and free the SKB, so no dereferencing the SKB
+ * beyond this point unless skb has any fragments.
+ */
rc = qed_ll2_prepare_tx_packet(&cdev->hwfns[0], cdev->ll2->handle,
&pkt, 1);
if (rc)
goto err;
- for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+ for (i = 0; i < nr_frags; i++) {
frag = &skb_shinfo(skb)->frags[i];
mapping = skb_frag_dma_map(&cdev->pdev->dev, frag, 0,
diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.c b/drivers/net/ethernet/qlogic/qed/qed_sriov.c
index ca6290fa0f30..71a7af134dd8 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_sriov.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.c
@@ -1969,7 +1969,9 @@ static void qed_iov_vf_mbx_start_vport(struct qed_hwfn *p_hwfn,
params.vport_id = vf->vport_id;
params.max_buffers_per_cqe = start->max_buffers_per_cqe;
params.mtu = vf->mtu;
- params.check_mac = true;
+
+ /* Non trusted VFs should enable control frame filtering */
+ params.check_mac = !vf->p_vf_info.is_trusted_configured;
rc = qed_sp_eth_vport_start(p_hwfn, &params);
if (rc) {
@@ -5130,6 +5132,9 @@ static void qed_iov_handle_trust_change(struct qed_hwfn *hwfn)
params.opaque_fid = vf->opaque_fid;
params.vport_id = vf->vport_id;
+ params.update_ctl_frame_check = 1;
+ params.mac_chk_en = !vf_info->is_trusted_configured;
+
if (vf_info->rx_accept_mode & mask) {
flags->update_rx_mode_config = 1;
flags->rx_accept_filter = vf_info->rx_accept_mode;
@@ -5147,7 +5152,8 @@ static void qed_iov_handle_trust_change(struct qed_hwfn *hwfn)
}
if (flags->update_rx_mode_config ||
- flags->update_tx_mode_config)
+ flags->update_tx_mode_config ||
+ params.update_ctl_frame_check)
qed_sp_vport_update(hwfn, &params,
QED_SPQ_MODE_EBLOCK, NULL);
}
diff --git a/drivers/net/ethernet/qlogic/qed/qed_vf.c b/drivers/net/ethernet/qlogic/qed/qed_vf.c
index b6cccf44bf40..5dda547772c1 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_vf.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_vf.c
@@ -261,6 +261,7 @@ static int qed_vf_pf_acquire(struct qed_hwfn *p_hwfn)
struct pfvf_acquire_resp_tlv *resp = &p_iov->pf2vf_reply->acquire_resp;
struct pf_vf_pfdev_info *pfdev_info = &resp->pfdev_info;
struct vf_pf_resc_request *p_resc;
+ u8 retry_cnt = VF_ACQUIRE_THRESH;
bool resources_acquired = false;
struct vfpf_acquire_tlv *req;
int rc = 0, attempts = 0;
@@ -314,6 +315,15 @@ static int qed_vf_pf_acquire(struct qed_hwfn *p_hwfn)
/* send acquire request */
rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
+
+ /* Re-try acquire in case of vf-pf hw channel timeout */
+ if (retry_cnt && rc == -EBUSY) {
+ DP_VERBOSE(p_hwfn, QED_MSG_IOV,
+ "VF retrying to acquire due to VPC timeout\n");
+ retry_cnt--;
+ continue;
+ }
+
if (rc)
goto exit;
diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c
index 44f6e4873aad..4f910c4f67b0 100644
--- a/drivers/net/ethernet/realtek/8139cp.c
+++ b/drivers/net/ethernet/realtek/8139cp.c
@@ -691,7 +691,7 @@ static void cp_tx (struct cp_private *cp)
}
bytes_compl += skb->len;
pkts_compl++;
- dev_kfree_skb_irq(skb);
+ dev_consume_skb_irq(skb);
}
cp->tx_skb[tx_tail] = NULL;
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index ffc1ada4e6da..d28c8f9ca55b 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -343,7 +343,7 @@ static int ravb_ring_init(struct net_device *ndev, int q)
int i;
priv->rx_buf_sz = (ndev->mtu <= 1492 ? PKT_BUF_SZ : ndev->mtu) +
- ETH_HLEN + VLAN_HLEN;
+ ETH_HLEN + VLAN_HLEN + sizeof(__sum16);
/* Allocate RX and TX skb rings */
priv->rx_skb[q] = kcalloc(priv->num_rx_ring[q],
@@ -524,13 +524,15 @@ static void ravb_rx_csum(struct sk_buff *skb)
{
u8 *hw_csum;
- /* The hardware checksum is 2 bytes appended to packet data */
- if (unlikely(skb->len < 2))
+ /* The hardware checksum is contained in sizeof(__sum16) (2) bytes
+ * appended to packet data
+ */
+ if (unlikely(skb->len < sizeof(__sum16)))
return;
- hw_csum = skb_tail_pointer(skb) - 2;
+ hw_csum = skb_tail_pointer(skb) - sizeof(__sum16);
skb->csum = csum_unfold((__force __sum16)get_unaligned_le16(hw_csum));
skb->ip_summed = CHECKSUM_COMPLETE;
- skb_trim(skb, skb->len - 2);
+ skb_trim(skb, skb->len - sizeof(__sum16));
}
/* Packet receive function for Ethernet AVB */
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index b6a50058bb8d..2f2bda68d861 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -6046,22 +6046,25 @@ static const struct efx_ef10_nvram_type_info efx_ef10_nvram_types[] = {
{ NVRAM_PARTITION_TYPE_EXPANSION_UEFI, 0, 0, "sfc_uefi" },
{ NVRAM_PARTITION_TYPE_STATUS, 0, 0, "sfc_status" }
};
+#define EF10_NVRAM_PARTITION_COUNT ARRAY_SIZE(efx_ef10_nvram_types)
static int efx_ef10_mtd_probe_partition(struct efx_nic *efx,
struct efx_mcdi_mtd_partition *part,
- unsigned int type)
+ unsigned int type,
+ unsigned long *found)
{
MCDI_DECLARE_BUF(inbuf, MC_CMD_NVRAM_METADATA_IN_LEN);
MCDI_DECLARE_BUF(outbuf, MC_CMD_NVRAM_METADATA_OUT_LENMAX);
const struct efx_ef10_nvram_type_info *info;
size_t size, erase_size, outlen;
+ int type_idx = 0;
bool protected;
int rc;
- for (info = efx_ef10_nvram_types; ; info++) {
- if (info ==
- efx_ef10_nvram_types + ARRAY_SIZE(efx_ef10_nvram_types))
+ for (type_idx = 0; ; type_idx++) {
+ if (type_idx == EF10_NVRAM_PARTITION_COUNT)
return -ENODEV;
+ info = efx_ef10_nvram_types + type_idx;
if ((type & ~info->type_mask) == info->type)
break;
}
@@ -6074,6 +6077,13 @@ static int efx_ef10_mtd_probe_partition(struct efx_nic *efx,
if (protected)
return -ENODEV; /* hide it */
+ /* If we've already exposed a partition of this type, hide this
+ * duplicate. All operations on MTDs are keyed by the type anyway,
+ * so we can't act on the duplicate.
+ */
+ if (__test_and_set_bit(type_idx, found))
+ return -EEXIST;
+
part->nvram_type = type;
MCDI_SET_DWORD(inbuf, NVRAM_METADATA_IN_TYPE, type);
@@ -6105,6 +6115,7 @@ static int efx_ef10_mtd_probe_partition(struct efx_nic *efx,
static int efx_ef10_mtd_probe(struct efx_nic *efx)
{
MCDI_DECLARE_BUF(outbuf, MC_CMD_NVRAM_PARTITIONS_OUT_LENMAX);
+ DECLARE_BITMAP(found, EF10_NVRAM_PARTITION_COUNT);
struct efx_mcdi_mtd_partition *parts;
size_t outlen, n_parts_total, i, n_parts;
unsigned int type;
@@ -6133,11 +6144,13 @@ static int efx_ef10_mtd_probe(struct efx_nic *efx)
for (i = 0; i < n_parts_total; i++) {
type = MCDI_ARRAY_DWORD(outbuf, NVRAM_PARTITIONS_OUT_TYPE_ID,
i);
- rc = efx_ef10_mtd_probe_partition(efx, &parts[n_parts], type);
- if (rc == 0)
- n_parts++;
- else if (rc != -ENODEV)
+ rc = efx_ef10_mtd_probe_partition(efx, &parts[n_parts], type,
+ found);
+ if (rc == -EEXIST || rc == -ENODEV)
+ continue;
+ if (rc)
goto fail;
+ n_parts++;
}
rc = efx_mtd_add(efx, &parts[0].common, n_parts, sizeof(*parts));
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 7b923362ee55..3b174eae77c1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -1342,8 +1342,10 @@ static int rk_gmac_powerup(struct rk_priv_data *bsp_priv)
}
ret = phy_power_on(bsp_priv, true);
- if (ret)
+ if (ret) {
+ gmac_clk_enable(bsp_priv, false);
return ret;
+ }
pm_runtime_enable(dev);
pm_runtime_get_sync(dev);
diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c
index 9020b084b953..7ec4eb74fe21 100644
--- a/drivers/net/ethernet/sun/cassini.c
+++ b/drivers/net/ethernet/sun/cassini.c
@@ -1,22 +1,9 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0+
/* cassini.c: Sun Microsystems Cassini(+) ethernet driver.
*
* Copyright (C) 2004 Sun Microsystems Inc.
* Copyright (C) 2003 Adrian Sun (asun@darksunrising.com)
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* This driver uses the sungem driver (c) David Miller
* (davem@redhat.com) as its basis.
*
diff --git a/drivers/net/ethernet/sun/cassini.h b/drivers/net/ethernet/sun/cassini.h
index 13f3860496a8..ae5f05f03f88 100644
--- a/drivers/net/ethernet/sun/cassini.h
+++ b/drivers/net/ethernet/sun/cassini.h
@@ -1,23 +1,10 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: GPL-2.0+ */
/* $Id: cassini.h,v 1.16 2004/08/17 21:15:16 zaumen Exp $
* cassini.h: Definitions for Sun Microsystems Cassini(+) ethernet driver.
*
* Copyright (C) 2004 Sun Microsystems Inc.
* Copyright (c) 2003 Adrian Sun (asun@darksunrising.com)
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* vendor id: 0x108E (Sun Microsystems, Inc.)
* device id: 0xabba (Cassini)
* revision ids: 0x01 = Cassini
diff --git a/drivers/net/ethernet/ti/cpmac.c b/drivers/net/ethernet/ti/cpmac.c
index 810dfc7de1f9..e2d47b24a869 100644
--- a/drivers/net/ethernet/ti/cpmac.c
+++ b/drivers/net/ethernet/ti/cpmac.c
@@ -608,7 +608,7 @@ static void cpmac_end_xmit(struct net_device *dev, int queue)
netdev_dbg(dev, "sent 0x%p, len=%d\n",
desc->skb, desc->skb->len);
- dev_kfree_skb_irq(desc->skb);
+ dev_consume_skb_irq(desc->skb);
desc->skb = NULL;
if (__netif_subqueue_stopped(dev, queue))
netif_wake_subqueue(dev, queue);
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index ef6f766f6389..e859ae2e42d5 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -144,6 +144,8 @@ struct hv_netvsc_packet {
u32 total_data_buflen;
};
+#define NETVSC_HASH_KEYLEN 40
+
struct netvsc_device_info {
unsigned char mac_adr[ETH_ALEN];
u32 num_chn;
@@ -151,6 +153,8 @@ struct netvsc_device_info {
u32 recv_sections;
u32 send_section_size;
u32 recv_section_size;
+
+ u8 rss_key[NETVSC_HASH_KEYLEN];
};
enum rndis_device_state {
@@ -160,8 +164,6 @@ enum rndis_device_state {
RNDIS_DEV_DATAINITIALIZED,
};
-#define NETVSC_HASH_KEYLEN 40
-
struct rndis_device {
struct net_device *ndev;
@@ -209,7 +211,9 @@ int netvsc_recv_callback(struct net_device *net,
void netvsc_channel_cb(void *context);
int netvsc_poll(struct napi_struct *napi, int budget);
-int rndis_set_subchannel(struct net_device *ndev, struct netvsc_device *nvdev);
+int rndis_set_subchannel(struct net_device *ndev,
+ struct netvsc_device *nvdev,
+ struct netvsc_device_info *dev_info);
int rndis_filter_open(struct netvsc_device *nvdev);
int rndis_filter_close(struct netvsc_device *nvdev);
struct netvsc_device *rndis_filter_device_add(struct hv_device *dev,
@@ -1177,7 +1181,7 @@ enum ndis_per_pkt_info_type {
enum rndis_per_pkt_info_interal_type {
RNDIS_PKTINFO_ID = 1,
- /* Add more memebers here */
+ /* Add more members here */
RNDIS_PKTINFO_MAX
};
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 922054c1d544..813d195bbd57 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -84,7 +84,7 @@ static void netvsc_subchan_work(struct work_struct *w)
rdev = nvdev->extension;
if (rdev) {
- ret = rndis_set_subchannel(rdev->ndev, nvdev);
+ ret = rndis_set_subchannel(rdev->ndev, nvdev, NULL);
if (ret == 0) {
netif_device_attach(rdev->ndev);
} else {
@@ -1331,7 +1331,7 @@ void netvsc_channel_cb(void *context)
prefetch(hv_get_ring_buffer(rbi) + rbi->priv_read_index);
if (napi_schedule_prep(&nvchan->napi)) {
- /* disable interupts from host */
+ /* disable interrupts from host */
hv_begin_read(rbi);
__napi_schedule_irqoff(&nvchan->napi);
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 91ed15ea5883..256adbd044f5 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -370,7 +370,7 @@ static u32 fill_pg_buf(struct page *page, u32 offset, u32 len,
{
int j = 0;
- /* Deal with compund pages by ignoring unused part
+ /* Deal with compound pages by ignoring unused part
* of the page.
*/
page += (offset >> PAGE_SHIFT);
@@ -858,6 +858,39 @@ static void netvsc_get_channels(struct net_device *net,
}
}
+/* Alloc struct netvsc_device_info, and initialize it from either existing
+ * struct netvsc_device, or from default values.
+ */
+static struct netvsc_device_info *netvsc_devinfo_get
+ (struct netvsc_device *nvdev)
+{
+ struct netvsc_device_info *dev_info;
+
+ dev_info = kzalloc(sizeof(*dev_info), GFP_ATOMIC);
+
+ if (!dev_info)
+ return NULL;
+
+ if (nvdev) {
+ dev_info->num_chn = nvdev->num_chn;
+ dev_info->send_sections = nvdev->send_section_cnt;
+ dev_info->send_section_size = nvdev->send_section_size;
+ dev_info->recv_sections = nvdev->recv_section_cnt;
+ dev_info->recv_section_size = nvdev->recv_section_size;
+
+ memcpy(dev_info->rss_key, nvdev->extension->rss_key,
+ NETVSC_HASH_KEYLEN);
+ } else {
+ dev_info->num_chn = VRSS_CHANNEL_DEFAULT;
+ dev_info->send_sections = NETVSC_DEFAULT_TX;
+ dev_info->send_section_size = NETVSC_SEND_SECTION_SIZE;
+ dev_info->recv_sections = NETVSC_DEFAULT_RX;
+ dev_info->recv_section_size = NETVSC_RECV_SECTION_SIZE;
+ }
+
+ return dev_info;
+}
+
static int netvsc_detach(struct net_device *ndev,
struct netvsc_device *nvdev)
{
@@ -909,7 +942,7 @@ static int netvsc_attach(struct net_device *ndev,
return PTR_ERR(nvdev);
if (nvdev->num_chn > 1) {
- ret = rndis_set_subchannel(ndev, nvdev);
+ ret = rndis_set_subchannel(ndev, nvdev, dev_info);
/* if unavailable, just proceed with one queue */
if (ret) {
@@ -943,7 +976,7 @@ static int netvsc_set_channels(struct net_device *net,
struct net_device_context *net_device_ctx = netdev_priv(net);
struct netvsc_device *nvdev = rtnl_dereference(net_device_ctx->nvdev);
unsigned int orig, count = channels->combined_count;
- struct netvsc_device_info device_info;
+ struct netvsc_device_info *device_info;
int ret;
/* We do not support separate count for rx, tx, or other */
@@ -962,24 +995,26 @@ static int netvsc_set_channels(struct net_device *net,
orig = nvdev->num_chn;
- memset(&device_info, 0, sizeof(device_info));
- device_info.num_chn = count;
- device_info.send_sections = nvdev->send_section_cnt;
- device_info.send_section_size = nvdev->send_section_size;
- device_info.recv_sections = nvdev->recv_section_cnt;
- device_info.recv_section_size = nvdev->recv_section_size;
+ device_info = netvsc_devinfo_get(nvdev);
+
+ if (!device_info)
+ return -ENOMEM;
+
+ device_info->num_chn = count;
ret = netvsc_detach(net, nvdev);
if (ret)
- return ret;
+ goto out;
- ret = netvsc_attach(net, &device_info);
+ ret = netvsc_attach(net, device_info);
if (ret) {
- device_info.num_chn = orig;
- if (netvsc_attach(net, &device_info))
+ device_info->num_chn = orig;
+ if (netvsc_attach(net, device_info))
netdev_err(net, "restoring channel setting failed\n");
}
+out:
+ kfree(device_info);
return ret;
}
@@ -1048,48 +1083,45 @@ static int netvsc_change_mtu(struct net_device *ndev, int mtu)
struct net_device *vf_netdev = rtnl_dereference(ndevctx->vf_netdev);
struct netvsc_device *nvdev = rtnl_dereference(ndevctx->nvdev);
int orig_mtu = ndev->mtu;
- struct netvsc_device_info device_info;
+ struct netvsc_device_info *device_info;
int ret = 0;
if (!nvdev || nvdev->destroy)
return -ENODEV;
+ device_info = netvsc_devinfo_get(nvdev);
+
+ if (!device_info)
+ return -ENOMEM;
+
/* Change MTU of underlying VF netdev first. */
if (vf_netdev) {
ret = dev_set_mtu(vf_netdev, mtu);
if (ret)
- return ret;
+ goto out;
}
- memset(&device_info, 0, sizeof(device_info));
- device_info.num_chn = nvdev->num_chn;
- device_info.send_sections = nvdev->send_section_cnt;
- device_info.send_section_size = nvdev->send_section_size;
- device_info.recv_sections = nvdev->recv_section_cnt;
- device_info.recv_section_size = nvdev->recv_section_size;
-
ret = netvsc_detach(ndev, nvdev);
if (ret)
goto rollback_vf;
ndev->mtu = mtu;
- ret = netvsc_attach(ndev, &device_info);
- if (ret)
- goto rollback;
-
- return 0;
+ ret = netvsc_attach(ndev, device_info);
+ if (!ret)
+ goto out;
-rollback:
/* Attempt rollback to original MTU */
ndev->mtu = orig_mtu;
- if (netvsc_attach(ndev, &device_info))
+ if (netvsc_attach(ndev, device_info))
netdev_err(ndev, "restoring mtu failed\n");
rollback_vf:
if (vf_netdev)
dev_set_mtu(vf_netdev, orig_mtu);
+out:
+ kfree(device_info);
return ret;
}
@@ -1674,7 +1706,7 @@ static int netvsc_set_ringparam(struct net_device *ndev,
{
struct net_device_context *ndevctx = netdev_priv(ndev);
struct netvsc_device *nvdev = rtnl_dereference(ndevctx->nvdev);
- struct netvsc_device_info device_info;
+ struct netvsc_device_info *device_info;
struct ethtool_ringparam orig;
u32 new_tx, new_rx;
int ret = 0;
@@ -1694,26 +1726,29 @@ static int netvsc_set_ringparam(struct net_device *ndev,
new_rx == orig.rx_pending)
return 0; /* no change */
- memset(&device_info, 0, sizeof(device_info));
- device_info.num_chn = nvdev->num_chn;
- device_info.send_sections = new_tx;
- device_info.send_section_size = nvdev->send_section_size;
- device_info.recv_sections = new_rx;
- device_info.recv_section_size = nvdev->recv_section_size;
+ device_info = netvsc_devinfo_get(nvdev);
+
+ if (!device_info)
+ return -ENOMEM;
+
+ device_info->send_sections = new_tx;
+ device_info->recv_sections = new_rx;
ret = netvsc_detach(ndev, nvdev);
if (ret)
- return ret;
+ goto out;
- ret = netvsc_attach(ndev, &device_info);
+ ret = netvsc_attach(ndev, device_info);
if (ret) {
- device_info.send_sections = orig.tx_pending;
- device_info.recv_sections = orig.rx_pending;
+ device_info->send_sections = orig.tx_pending;
+ device_info->recv_sections = orig.rx_pending;
- if (netvsc_attach(ndev, &device_info))
+ if (netvsc_attach(ndev, device_info))
netdev_err(ndev, "restoring ringparam failed");
}
+out:
+ kfree(device_info);
return ret;
}
@@ -2088,7 +2123,7 @@ static int netvsc_register_vf(struct net_device *vf_netdev)
if (!netvsc_dev || rtnl_dereference(net_device_ctx->vf_netdev))
return NOTIFY_DONE;
- /* if syntihetic interface is a different namespace,
+ /* if synthetic interface is a different namespace,
* then move the VF to that namespace; join will be
* done again in that context.
*/
@@ -2167,7 +2202,7 @@ static int netvsc_probe(struct hv_device *dev,
{
struct net_device *net = NULL;
struct net_device_context *net_device_ctx;
- struct netvsc_device_info device_info;
+ struct netvsc_device_info *device_info = NULL;
struct netvsc_device *nvdev;
int ret = -ENOMEM;
@@ -2214,21 +2249,21 @@ static int netvsc_probe(struct hv_device *dev,
netif_set_real_num_rx_queues(net, 1);
/* Notify the netvsc driver of the new device */
- memset(&device_info, 0, sizeof(device_info));
- device_info.num_chn = VRSS_CHANNEL_DEFAULT;
- device_info.send_sections = NETVSC_DEFAULT_TX;
- device_info.send_section_size = NETVSC_SEND_SECTION_SIZE;
- device_info.recv_sections = NETVSC_DEFAULT_RX;
- device_info.recv_section_size = NETVSC_RECV_SECTION_SIZE;
-
- nvdev = rndis_filter_device_add(dev, &device_info);
+ device_info = netvsc_devinfo_get(NULL);
+
+ if (!device_info) {
+ ret = -ENOMEM;
+ goto devinfo_failed;
+ }
+
+ nvdev = rndis_filter_device_add(dev, device_info);
if (IS_ERR(nvdev)) {
ret = PTR_ERR(nvdev);
netdev_err(net, "unable to add netvsc device (ret %d)\n", ret);
goto rndis_failed;
}
- memcpy(net->dev_addr, device_info.mac_adr, ETH_ALEN);
+ memcpy(net->dev_addr, device_info->mac_adr, ETH_ALEN);
/* We must get rtnl lock before scheduling nvdev->subchan_work,
* otherwise netvsc_subchan_work() can get rtnl lock first and wait
@@ -2236,7 +2271,7 @@ static int netvsc_probe(struct hv_device *dev,
* netvsc_probe() can't get rtnl lock and as a result vmbus_onoffer()
* -> ... -> device_add() -> ... -> __device_attach() can't get
* the device lock, so all the subchannels can't be processed --
- * finally netvsc_subchan_work() hangs for ever.
+ * finally netvsc_subchan_work() hangs forever.
*/
rtnl_lock();
@@ -2266,12 +2301,16 @@ static int netvsc_probe(struct hv_device *dev,
list_add(&net_device_ctx->list, &netvsc_dev_list);
rtnl_unlock();
+
+ kfree(device_info);
return 0;
register_failed:
rtnl_unlock();
rndis_filter_device_remove(dev, nvdev);
rndis_failed:
+ kfree(device_info);
+devinfo_failed:
free_percpu(net_device_ctx->vf_stats);
no_stats:
hv_set_drvdata(dev, NULL);
diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 8b537a049c1e..73b60592de06 100644
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c
@@ -774,8 +774,8 @@ cleanup:
return ret;
}
-int rndis_filter_set_rss_param(struct rndis_device *rdev,
- const u8 *rss_key)
+static int rndis_set_rss_param_msg(struct rndis_device *rdev,
+ const u8 *rss_key, u16 flag)
{
struct net_device *ndev = rdev->ndev;
struct rndis_request *request;
@@ -804,7 +804,7 @@ int rndis_filter_set_rss_param(struct rndis_device *rdev,
rssp->hdr.type = NDIS_OBJECT_TYPE_RSS_PARAMETERS;
rssp->hdr.rev = NDIS_RECEIVE_SCALE_PARAMETERS_REVISION_2;
rssp->hdr.size = sizeof(struct ndis_recv_scale_param);
- rssp->flag = 0;
+ rssp->flag = flag;
rssp->hashinfo = NDIS_HASH_FUNC_TOEPLITZ | NDIS_HASH_IPV4 |
NDIS_HASH_TCP_IPV4 | NDIS_HASH_IPV6 |
NDIS_HASH_TCP_IPV6;
@@ -829,9 +829,12 @@ int rndis_filter_set_rss_param(struct rndis_device *rdev,
wait_for_completion(&request->wait_event);
set_complete = &request->response_msg.msg.set_complete;
- if (set_complete->status == RNDIS_STATUS_SUCCESS)
- memcpy(rdev->rss_key, rss_key, NETVSC_HASH_KEYLEN);
- else {
+ if (set_complete->status == RNDIS_STATUS_SUCCESS) {
+ if (!(flag & NDIS_RSS_PARAM_FLAG_DISABLE_RSS) &&
+ !(flag & NDIS_RSS_PARAM_FLAG_HASH_KEY_UNCHANGED))
+ memcpy(rdev->rss_key, rss_key, NETVSC_HASH_KEYLEN);
+
+ } else {
netdev_err(ndev, "Fail to set RSS parameters:0x%x\n",
set_complete->status);
ret = -EINVAL;
@@ -842,6 +845,16 @@ cleanup:
return ret;
}
+int rndis_filter_set_rss_param(struct rndis_device *rdev,
+ const u8 *rss_key)
+{
+ /* Disable RSS before change */
+ rndis_set_rss_param_msg(rdev, rss_key,
+ NDIS_RSS_PARAM_FLAG_DISABLE_RSS);
+
+ return rndis_set_rss_param_msg(rdev, rss_key, 0);
+}
+
static int rndis_filter_query_device_link_status(struct rndis_device *dev,
struct netvsc_device *net_device)
{
@@ -1121,7 +1134,9 @@ static void netvsc_sc_open(struct vmbus_channel *new_sc)
* This breaks overlap of processing the host message for the
* new primary channel with the initialization of sub-channels.
*/
-int rndis_set_subchannel(struct net_device *ndev, struct netvsc_device *nvdev)
+int rndis_set_subchannel(struct net_device *ndev,
+ struct netvsc_device *nvdev,
+ struct netvsc_device_info *dev_info)
{
struct nvsp_message *init_packet = &nvdev->channel_init_pkt;
struct net_device_context *ndev_ctx = netdev_priv(ndev);
@@ -1161,8 +1176,11 @@ int rndis_set_subchannel(struct net_device *ndev, struct netvsc_device *nvdev)
wait_event(nvdev->subchan_open,
atomic_read(&nvdev->open_chn) == nvdev->num_chn);
- /* ignore failues from setting rss parameters, still have channels */
- rndis_filter_set_rss_param(rdev, netvsc_hash_key);
+ /* ignore failures from setting rss parameters, still have channels */
+ if (dev_info)
+ rndis_filter_set_rss_param(rdev, dev_info->rss_key);
+ else
+ rndis_filter_set_rss_param(rdev, netvsc_hash_key);
netif_set_real_num_tx_queues(ndev, nvdev->num_chn);
netif_set_real_num_rx_queues(ndev, nvdev->num_chn);
diff --git a/drivers/net/phy/asix.c b/drivers/net/phy/asix.c
index 8ebe7f5484ae..f14ba5366b91 100644
--- a/drivers/net/phy/asix.c
+++ b/drivers/net/phy/asix.c
@@ -1,13 +1,7 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0+
/* Driver for Asix PHYs
*
* Author: Michael Schmitz <schmitzmic@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
*/
#include <linux/kernel.h>
#include <linux/errno.h>
diff --git a/drivers/net/phy/mdio-hisi-femac.c b/drivers/net/phy/mdio-hisi-femac.c
index b03fedd6c1d8..287f3ccf1da1 100644
--- a/drivers/net/phy/mdio-hisi-femac.c
+++ b/drivers/net/phy/mdio-hisi-femac.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Hisilicon Fast Ethernet MDIO Bus Driver
*
* Copyright (c) 2016 HiSilicon Technologies Co., Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/clk.h>
@@ -163,4 +151,4 @@ module_platform_driver(hisi_femac_mdio_driver);
MODULE_DESCRIPTION("Hisilicon Fast Ethernet MAC MDIO interface driver");
MODULE_AUTHOR("Dongpo Li <lidongpo@hisilicon.com>");
-MODULE_LICENSE("GPL v2");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/phy/rockchip.c b/drivers/net/phy/rockchip.c
index f1da70b9b55f..95abf7072f32 100644
--- a/drivers/net/phy/rockchip.c
+++ b/drivers/net/phy/rockchip.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/**
* drivers/net/phy/rockchip.c
*
@@ -6,12 +7,6 @@
* Copyright (c) 2017, Fuzhou Rockchip Electronics Co., Ltd
*
* David Wu <david.wu@rock-chips.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
*/
#include <linux/ethtool.h>
@@ -229,4 +224,4 @@ MODULE_DEVICE_TABLE(mdio, rockchip_phy_tbl);
MODULE_AUTHOR("David Wu <david.wu@rock-chips.com>");
MODULE_DESCRIPTION("Rockchip Ethernet PHY driver");
-MODULE_LICENSE("GPL v2");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c
index b654f05b2ccd..3d93993e74da 100644
--- a/drivers/net/usb/asix_devices.c
+++ b/drivers/net/usb/asix_devices.c
@@ -739,8 +739,13 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
asix_read_cmd(dev, AX_CMD_STATMNGSTS_REG, 0, 0, 1, &chipcode, 0);
chipcode &= AX_CHIPCODE_MASK;
- (chipcode == AX_AX88772_CHIPCODE) ? ax88772_hw_reset(dev, 0) :
- ax88772a_hw_reset(dev, 0);
+ ret = (chipcode == AX_AX88772_CHIPCODE) ? ax88772_hw_reset(dev, 0) :
+ ax88772a_hw_reset(dev, 0);
+
+ if (ret < 0) {
+ netdev_dbg(dev->net, "Failed to reset AX88772: %d\n", ret);
+ return ret;
+ }
/* Read PHYID register *AFTER* the PHY was reset properly */
phyid = asix_get_phyid(dev);
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 3a4b8786f7ea..320edcac4699 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -2761,6 +2761,11 @@ static int mac80211_hwsim_new_radio(struct genl_info *info,
BIT(NL80211_CHAN_WIDTH_160);
}
+ if (!n_limits) {
+ err = -EINVAL;
+ goto failed_hw;
+ }
+
data->if_combination.n_limits = n_limits;
data->if_combination.max_interfaces = 2048;
data->if_combination.limits = data->if_limits;
diff --git a/drivers/net/wireless/virt_wifi.c b/drivers/net/wireless/virt_wifi.c
index 64b218699656..3a93e4d9828b 100644
--- a/drivers/net/wireless/virt_wifi.c
+++ b/drivers/net/wireless/virt_wifi.c
@@ -530,8 +530,10 @@ static int virt_wifi_newlink(struct net *src_net, struct net_device *dev,
SET_NETDEV_DEV(dev, &priv->lowerdev->dev);
dev->ieee80211_ptr = kzalloc(sizeof(*dev->ieee80211_ptr), GFP_KERNEL);
- if (!dev->ieee80211_ptr)
+ if (!dev->ieee80211_ptr) {
+ err = -ENOMEM;
goto remove_handler;
+ }
dev->ieee80211_ptr->iftype = NL80211_IFTYPE_STATION;
dev->ieee80211_ptr->wiphy = common_wiphy;
diff --git a/drivers/nvdimm/dimm.c b/drivers/nvdimm/dimm.c
index 0cf58cabc9ed..3cf50274fadb 100644
--- a/drivers/nvdimm/dimm.c
+++ b/drivers/nvdimm/dimm.c
@@ -26,6 +26,12 @@ static int nvdimm_probe(struct device *dev)
struct nvdimm_drvdata *ndd;
int rc;
+ rc = nvdimm_security_setup_events(dev);
+ if (rc < 0) {
+ dev_err(dev, "security event setup failed: %d\n", rc);
+ return rc;
+ }
+
rc = nvdimm_check_config_data(dev);
if (rc) {
/* not required for non-aliased nvdimm, ex. NVDIMM-N */
diff --git a/drivers/nvdimm/dimm_devs.c b/drivers/nvdimm/dimm_devs.c
index 4890310df874..efe412a6b5b9 100644
--- a/drivers/nvdimm/dimm_devs.c
+++ b/drivers/nvdimm/dimm_devs.c
@@ -578,13 +578,25 @@ struct nvdimm *__nvdimm_create(struct nvdimm_bus *nvdimm_bus,
}
EXPORT_SYMBOL_GPL(__nvdimm_create);
-int nvdimm_security_setup_events(struct nvdimm *nvdimm)
+static void shutdown_security_notify(void *data)
{
- nvdimm->sec.overwrite_state = sysfs_get_dirent(nvdimm->dev.kobj.sd,
- "security");
+ struct nvdimm *nvdimm = data;
+
+ sysfs_put(nvdimm->sec.overwrite_state);
+}
+
+int nvdimm_security_setup_events(struct device *dev)
+{
+ struct nvdimm *nvdimm = to_nvdimm(dev);
+
+ if (nvdimm->sec.state < 0 || !nvdimm->sec.ops
+ || !nvdimm->sec.ops->overwrite)
+ return 0;
+ nvdimm->sec.overwrite_state = sysfs_get_dirent(dev->kobj.sd, "security");
if (!nvdimm->sec.overwrite_state)
- return -ENODEV;
- return 0;
+ return -ENOMEM;
+
+ return devm_add_action_or_reset(dev, shutdown_security_notify, nvdimm);
}
EXPORT_SYMBOL_GPL(nvdimm_security_setup_events);
diff --git a/drivers/nvdimm/nd.h b/drivers/nvdimm/nd.h
index cfde992684e7..379bf4305e61 100644
--- a/drivers/nvdimm/nd.h
+++ b/drivers/nvdimm/nd.h
@@ -250,6 +250,7 @@ long nvdimm_clear_poison(struct device *dev, phys_addr_t phys,
void nvdimm_set_aliasing(struct device *dev);
void nvdimm_set_locked(struct device *dev);
void nvdimm_clear_locked(struct device *dev);
+int nvdimm_security_setup_events(struct device *dev);
#if IS_ENABLED(CONFIG_NVDIMM_KEYS)
int nvdimm_security_unlock(struct device *dev);
#else
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index df4b3a6db51b..b9fff3b8ed1b 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -545,8 +545,7 @@ int nvme_mpath_init(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id)
timer_setup(&ctrl->anatt_timer, nvme_anatt_timeout, 0);
ctrl->ana_log_size = sizeof(struct nvme_ana_rsp_hdr) +
ctrl->nanagrpid * sizeof(struct nvme_ana_group_desc);
- if (!(ctrl->anacap & (1 << 6)))
- ctrl->ana_log_size += ctrl->max_namespaces * sizeof(__le32);
+ ctrl->ana_log_size += ctrl->max_namespaces * sizeof(__le32);
if (ctrl->ana_log_size > ctrl->max_hw_sectors << SECTOR_SHIFT) {
dev_err(ctrl->device,
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
index 0a2fd2949ad7..52abc3a6de12 100644
--- a/drivers/nvme/host/rdma.c
+++ b/drivers/nvme/host/rdma.c
@@ -119,6 +119,7 @@ struct nvme_rdma_ctrl {
struct nvme_ctrl ctrl;
bool use_inline_data;
+ u32 io_queues[HCTX_MAX_TYPES];
};
static inline struct nvme_rdma_ctrl *to_rdma_ctrl(struct nvme_ctrl *ctrl)
@@ -165,8 +166,8 @@ static inline int nvme_rdma_queue_idx(struct nvme_rdma_queue *queue)
static bool nvme_rdma_poll_queue(struct nvme_rdma_queue *queue)
{
return nvme_rdma_queue_idx(queue) >
- queue->ctrl->ctrl.opts->nr_io_queues +
- queue->ctrl->ctrl.opts->nr_write_queues;
+ queue->ctrl->io_queues[HCTX_TYPE_DEFAULT] +
+ queue->ctrl->io_queues[HCTX_TYPE_READ];
}
static inline size_t nvme_rdma_inline_data_size(struct nvme_rdma_queue *queue)
@@ -661,8 +662,21 @@ static int nvme_rdma_alloc_io_queues(struct nvme_rdma_ctrl *ctrl)
nr_io_queues = min_t(unsigned int, nr_io_queues,
ibdev->num_comp_vectors);
- nr_io_queues += min(opts->nr_write_queues, num_online_cpus());
- nr_io_queues += min(opts->nr_poll_queues, num_online_cpus());
+ if (opts->nr_write_queues) {
+ ctrl->io_queues[HCTX_TYPE_DEFAULT] =
+ min(opts->nr_write_queues, nr_io_queues);
+ nr_io_queues += ctrl->io_queues[HCTX_TYPE_DEFAULT];
+ } else {
+ ctrl->io_queues[HCTX_TYPE_DEFAULT] = nr_io_queues;
+ }
+
+ ctrl->io_queues[HCTX_TYPE_READ] = nr_io_queues;
+
+ if (opts->nr_poll_queues) {
+ ctrl->io_queues[HCTX_TYPE_POLL] =
+ min(opts->nr_poll_queues, num_online_cpus());
+ nr_io_queues += ctrl->io_queues[HCTX_TYPE_POLL];
+ }
ret = nvme_set_queue_count(&ctrl->ctrl, &nr_io_queues);
if (ret)
@@ -1689,18 +1703,28 @@ static enum blk_eh_timer_return
nvme_rdma_timeout(struct request *rq, bool reserved)
{
struct nvme_rdma_request *req = blk_mq_rq_to_pdu(rq);
+ struct nvme_rdma_queue *queue = req->queue;
+ struct nvme_rdma_ctrl *ctrl = queue->ctrl;
- dev_warn(req->queue->ctrl->ctrl.device,
- "I/O %d QID %d timeout, reset controller\n",
- rq->tag, nvme_rdma_queue_idx(req->queue));
+ dev_warn(ctrl->ctrl.device, "I/O %d QID %d timeout\n",
+ rq->tag, nvme_rdma_queue_idx(queue));
- /* queue error recovery */
- nvme_rdma_error_recovery(req->queue->ctrl);
+ if (ctrl->ctrl.state != NVME_CTRL_LIVE) {
+ /*
+ * Teardown immediately if controller times out while starting
+ * or we are already started error recovery. all outstanding
+ * requests are completed on shutdown, so we return BLK_EH_DONE.
+ */
+ flush_work(&ctrl->err_work);
+ nvme_rdma_teardown_io_queues(ctrl, false);
+ nvme_rdma_teardown_admin_queue(ctrl, false);
+ return BLK_EH_DONE;
+ }
- /* fail with DNR on cmd timeout */
- nvme_req(rq)->status = NVME_SC_ABORT_REQ | NVME_SC_DNR;
+ dev_warn(ctrl->ctrl.device, "starting error recovery\n");
+ nvme_rdma_error_recovery(ctrl);
- return BLK_EH_DONE;
+ return BLK_EH_RESET_TIMER;
}
static blk_status_t nvme_rdma_queue_rq(struct blk_mq_hw_ctx *hctx,
@@ -1779,17 +1803,15 @@ static int nvme_rdma_map_queues(struct blk_mq_tag_set *set)
struct nvme_rdma_ctrl *ctrl = set->driver_data;
set->map[HCTX_TYPE_DEFAULT].queue_offset = 0;
- set->map[HCTX_TYPE_READ].nr_queues = ctrl->ctrl.opts->nr_io_queues;
+ set->map[HCTX_TYPE_DEFAULT].nr_queues =
+ ctrl->io_queues[HCTX_TYPE_DEFAULT];
+ set->map[HCTX_TYPE_READ].nr_queues = ctrl->io_queues[HCTX_TYPE_READ];
if (ctrl->ctrl.opts->nr_write_queues) {
/* separate read/write queues */
- set->map[HCTX_TYPE_DEFAULT].nr_queues =
- ctrl->ctrl.opts->nr_write_queues;
set->map[HCTX_TYPE_READ].queue_offset =
- ctrl->ctrl.opts->nr_write_queues;
+ ctrl->io_queues[HCTX_TYPE_DEFAULT];
} else {
/* mixed read/write queues */
- set->map[HCTX_TYPE_DEFAULT].nr_queues =
- ctrl->ctrl.opts->nr_io_queues;
set->map[HCTX_TYPE_READ].queue_offset = 0;
}
blk_mq_rdma_map_queues(&set->map[HCTX_TYPE_DEFAULT],
@@ -1799,12 +1821,12 @@ static int nvme_rdma_map_queues(struct blk_mq_tag_set *set)
if (ctrl->ctrl.opts->nr_poll_queues) {
set->map[HCTX_TYPE_POLL].nr_queues =
- ctrl->ctrl.opts->nr_poll_queues;
+ ctrl->io_queues[HCTX_TYPE_POLL];
set->map[HCTX_TYPE_POLL].queue_offset =
- ctrl->ctrl.opts->nr_io_queues;
+ ctrl->io_queues[HCTX_TYPE_DEFAULT];
if (ctrl->ctrl.opts->nr_write_queues)
set->map[HCTX_TYPE_POLL].queue_offset +=
- ctrl->ctrl.opts->nr_write_queues;
+ ctrl->io_queues[HCTX_TYPE_READ];
blk_mq_map_queues(&set->map[HCTX_TYPE_POLL]);
}
return 0;
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
index 265a0543b381..5f0a00425242 100644
--- a/drivers/nvme/host/tcp.c
+++ b/drivers/nvme/host/tcp.c
@@ -1948,20 +1948,23 @@ nvme_tcp_timeout(struct request *rq, bool reserved)
struct nvme_tcp_ctrl *ctrl = req->queue->ctrl;
struct nvme_tcp_cmd_pdu *pdu = req->pdu;
- dev_dbg(ctrl->ctrl.device,
+ dev_warn(ctrl->ctrl.device,
"queue %d: timeout request %#x type %d\n",
- nvme_tcp_queue_id(req->queue), rq->tag,
- pdu->hdr.type);
+ nvme_tcp_queue_id(req->queue), rq->tag, pdu->hdr.type);
if (ctrl->ctrl.state != NVME_CTRL_LIVE) {
- union nvme_result res = {};
-
- nvme_req(rq)->flags |= NVME_REQ_CANCELLED;
- nvme_end_request(rq, cpu_to_le16(NVME_SC_ABORT_REQ), res);
+ /*
+ * Teardown immediately if controller times out while starting
+ * or we are already started error recovery. all outstanding
+ * requests are completed on shutdown, so we return BLK_EH_DONE.
+ */
+ flush_work(&ctrl->err_work);
+ nvme_tcp_teardown_io_queues(&ctrl->ctrl, false);
+ nvme_tcp_teardown_admin_queue(&ctrl->ctrl, false);
return BLK_EH_DONE;
}
- /* queue error recovery */
+ dev_warn(ctrl->ctrl.device, "starting error recovery\n");
nvme_tcp_error_recovery(&ctrl->ctrl);
return BLK_EH_RESET_TIMER;
diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c
index a8d23eb80192..a884e3a0e8af 100644
--- a/drivers/nvme/target/rdma.c
+++ b/drivers/nvme/target/rdma.c
@@ -139,6 +139,10 @@ static void nvmet_rdma_recv_done(struct ib_cq *cq, struct ib_wc *wc);
static void nvmet_rdma_read_data_done(struct ib_cq *cq, struct ib_wc *wc);
static void nvmet_rdma_qp_event(struct ib_event *event, void *priv);
static void nvmet_rdma_queue_disconnect(struct nvmet_rdma_queue *queue);
+static void nvmet_rdma_free_rsp(struct nvmet_rdma_device *ndev,
+ struct nvmet_rdma_rsp *r);
+static int nvmet_rdma_alloc_rsp(struct nvmet_rdma_device *ndev,
+ struct nvmet_rdma_rsp *r);
static const struct nvmet_fabrics_ops nvmet_rdma_ops;
@@ -182,9 +186,17 @@ nvmet_rdma_get_rsp(struct nvmet_rdma_queue *queue)
spin_unlock_irqrestore(&queue->rsps_lock, flags);
if (unlikely(!rsp)) {
- rsp = kmalloc(sizeof(*rsp), GFP_KERNEL);
+ int ret;
+
+ rsp = kzalloc(sizeof(*rsp), GFP_KERNEL);
if (unlikely(!rsp))
return NULL;
+ ret = nvmet_rdma_alloc_rsp(queue->dev, rsp);
+ if (unlikely(ret)) {
+ kfree(rsp);
+ return NULL;
+ }
+
rsp->allocated = true;
}
@@ -197,6 +209,7 @@ nvmet_rdma_put_rsp(struct nvmet_rdma_rsp *rsp)
unsigned long flags;
if (unlikely(rsp->allocated)) {
+ nvmet_rdma_free_rsp(rsp->queue->dev, rsp);
kfree(rsp);
return;
}
diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
index 52e47dac028f..80f843030e36 100644
--- a/drivers/pci/controller/dwc/pci-imx6.c
+++ b/drivers/pci/controller/dwc/pci-imx6.c
@@ -310,6 +310,9 @@ static int imx6_pcie_attach_pd(struct device *dev)
imx6_pcie->pd_pcie = dev_pm_domain_attach_by_name(dev, "pcie");
if (IS_ERR(imx6_pcie->pd_pcie))
return PTR_ERR(imx6_pcie->pd_pcie);
+ /* Do nothing when power domain missing */
+ if (!imx6_pcie->pd_pcie)
+ return 0;
link = device_link_add(dev, imx6_pcie->pd_pcie,
DL_FLAG_STATELESS |
DL_FLAG_PM_RUNTIME |
@@ -323,13 +326,13 @@ static int imx6_pcie_attach_pd(struct device *dev)
if (IS_ERR(imx6_pcie->pd_pcie_phy))
return PTR_ERR(imx6_pcie->pd_pcie_phy);
- device_link_add(dev, imx6_pcie->pd_pcie_phy,
+ link = device_link_add(dev, imx6_pcie->pd_pcie_phy,
DL_FLAG_STATELESS |
DL_FLAG_PM_RUNTIME |
DL_FLAG_RPM_ACTIVE);
- if (IS_ERR(link)) {
- dev_err(dev, "Failed to add device_link to pcie_phy pd: %ld\n", PTR_ERR(link));
- return PTR_ERR(link);
+ if (!link) {
+ dev_err(dev, "Failed to add device_link to pcie_phy pd.\n");
+ return -EINVAL;
}
return 0;
diff --git a/drivers/pci/controller/dwc/pcie-armada8k.c b/drivers/pci/controller/dwc/pcie-armada8k.c
index b171b6bc15c8..0c389a30ef5d 100644
--- a/drivers/pci/controller/dwc/pcie-armada8k.c
+++ b/drivers/pci/controller/dwc/pcie-armada8k.c
@@ -22,7 +22,6 @@
#include <linux/resource.h>
#include <linux/of_pci.h>
#include <linux/of_irq.h>
-#include <linux/gpio/consumer.h>
#include "pcie-designware.h"
@@ -30,7 +29,6 @@ struct armada8k_pcie {
struct dw_pcie *pci;
struct clk *clk;
struct clk *clk_reg;
- struct gpio_desc *reset_gpio;
};
#define PCIE_VENDOR_REGS_OFFSET 0x8000
@@ -139,12 +137,6 @@ static int armada8k_pcie_host_init(struct pcie_port *pp)
struct dw_pcie *pci = to_dw_pcie_from_pp(pp);
struct armada8k_pcie *pcie = to_armada8k_pcie(pci);
- if (pcie->reset_gpio) {
- /* assert and then deassert the reset signal */
- gpiod_set_value_cansleep(pcie->reset_gpio, 1);
- msleep(100);
- gpiod_set_value_cansleep(pcie->reset_gpio, 0);
- }
dw_pcie_setup_rc(pp);
armada8k_pcie_establish_link(pcie);
@@ -257,14 +249,6 @@ static int armada8k_pcie_probe(struct platform_device *pdev)
goto fail_clkreg;
}
- /* Get reset gpio signal and hold asserted (logically high) */
- pcie->reset_gpio = devm_gpiod_get_optional(dev, "reset",
- GPIOD_OUT_HIGH);
- if (IS_ERR(pcie->reset_gpio)) {
- ret = PTR_ERR(pcie->reset_gpio);
- goto fail_clkreg;
- }
-
platform_set_drvdata(pdev, pcie);
ret = armada8k_add_pcie_port(pcie, pdev);
diff --git a/drivers/phy/qualcomm/phy-ath79-usb.c b/drivers/phy/qualcomm/phy-ath79-usb.c
index 6fd6e07ab345..09a77e556ece 100644
--- a/drivers/phy/qualcomm/phy-ath79-usb.c
+++ b/drivers/phy/qualcomm/phy-ath79-usb.c
@@ -31,7 +31,7 @@ static int ath79_usb_phy_power_on(struct phy *phy)
err = reset_control_deassert(priv->reset);
if (err && priv->no_suspend_override)
- reset_control_assert(priv->no_suspend_override);
+ reset_control_deassert(priv->no_suspend_override);
return err;
}
@@ -69,7 +69,7 @@ static int ath79_usb_phy_probe(struct platform_device *pdev)
if (!priv)
return -ENOMEM;
- priv->reset = devm_reset_control_get(&pdev->dev, "usb-phy");
+ priv->reset = devm_reset_control_get(&pdev->dev, "phy");
if (IS_ERR(priv->reset))
return PTR_ERR(priv->reset);
diff --git a/drivers/phy/ti/phy-gmii-sel.c b/drivers/phy/ti/phy-gmii-sel.c
index 77fdaa551977..a52c5bb35033 100644
--- a/drivers/phy/ti/phy-gmii-sel.c
+++ b/drivers/phy/ti/phy-gmii-sel.c
@@ -204,11 +204,11 @@ static struct phy *phy_gmii_sel_of_xlate(struct device *dev,
if (args->args_count < 1)
return ERR_PTR(-EINVAL);
+ if (!priv || !priv->if_phys)
+ return ERR_PTR(-ENODEV);
if (priv->soc_data->features & BIT(PHY_GMII_SEL_RMII_IO_CLK_EN) &&
args->args_count < 2)
return ERR_PTR(-EINVAL);
- if (!priv || !priv->if_phys)
- return ERR_PTR(-ENODEV);
if (phy_id > priv->soc_data->num_ports)
return ERR_PTR(-EINVAL);
if (phy_id != priv->if_phys[phy_id - 1].id)
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index 5e2109c54c7c..b5e9db85e881 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -905,6 +905,7 @@ config TOSHIBA_WMI
config ACPI_CMPC
tristate "CMPC Laptop Extras"
depends on ACPI && INPUT
+ depends on BACKLIGHT_LCD_SUPPORT
depends on RFKILL || RFKILL=n
select BACKLIGHT_CLASS_DEVICE
help
@@ -1128,6 +1129,7 @@ config INTEL_OAKTRAIL
config SAMSUNG_Q10
tristate "Samsung Q10 Extras"
depends on ACPI
+ depends on BACKLIGHT_LCD_SUPPORT
select BACKLIGHT_CLASS_DEVICE
---help---
This driver provides support for backlight control on Samsung Q10
diff --git a/drivers/s390/char/sclp_config.c b/drivers/s390/char/sclp_config.c
index 194ffd5c8580..039b2074db7e 100644
--- a/drivers/s390/char/sclp_config.c
+++ b/drivers/s390/char/sclp_config.c
@@ -60,7 +60,9 @@ static void sclp_cpu_capability_notify(struct work_struct *work)
static void __ref sclp_cpu_change_notify(struct work_struct *work)
{
+ lock_device_hotplug();
smp_rescan_cpus();
+ unlock_device_hotplug();
}
static void sclp_conf_receiver_fn(struct evbuf_header *evbuf)
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 9cf30d124b9e..e390f8c6d5f3 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -403,7 +403,6 @@ struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *ccw_device)
goto failed;
/* report size limit per scatter-gather segment */
- adapter->dma_parms.max_segment_size = ZFCP_QDIO_SBALE_LEN;
adapter->ccw_device->dev.dma_parms = &adapter->dma_parms;
adapter->stat_read_buf_num = FSF_STATUS_READS_RECOM;
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 00acc7144bbc..f4f6a07c5222 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -428,6 +428,8 @@ static struct scsi_host_template zfcp_scsi_host_template = {
.max_sectors = (((QDIO_MAX_ELEMENTS_PER_BUFFER - 1)
* ZFCP_QDIO_MAX_SBALS_PER_REQ) - 2) * 8,
/* GCD, adjusted later */
+ /* report size limit per scatter-gather segment */
+ .max_segment_size = ZFCP_QDIO_SBALE_LEN,
.dma_boundary = ZFCP_QDIO_SBALE_LEN - 1,
.shost_attrs = zfcp_sysfs_shost_attrs,
.sdev_attrs = zfcp_sysfs_sdev_attrs,
diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c
index 128d658d472a..16957d7ac414 100644
--- a/drivers/scsi/53c700.c
+++ b/drivers/scsi/53c700.c
@@ -295,7 +295,7 @@ NCR_700_detect(struct scsi_host_template *tpnt,
if(tpnt->sdev_attrs == NULL)
tpnt->sdev_attrs = NCR_700_dev_attrs;
- memory = dma_alloc_attrs(hostdata->dev, TOTAL_MEM_SIZE, &pScript,
+ memory = dma_alloc_attrs(dev, TOTAL_MEM_SIZE, &pScript,
GFP_KERNEL, DMA_ATTR_NON_CONSISTENT);
if(memory == NULL) {
printk(KERN_ERR "53c700: Failed to allocate memory for driver, detaching\n");
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 634ddb90e7aa..7e56a11836c1 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -1747,11 +1747,10 @@ static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
shost->max_sectors = (shost->sg_tablesize * 8) + 112;
}
- error = dma_set_max_seg_size(&pdev->dev,
- (aac->adapter_info.options & AAC_OPT_NEW_COMM) ?
- (shost->max_sectors << 9) : 65536);
- if (error)
- goto out_deinit;
+ if (aac->adapter_info.options & AAC_OPT_NEW_COMM)
+ shost->max_segment_size = shost->max_sectors << 9;
+ else
+ shost->max_segment_size = 65536;
/*
* Firmware printf works only with older firmware.
diff --git a/drivers/scsi/bnx2fc/bnx2fc_io.c b/drivers/scsi/bnx2fc/bnx2fc_io.c
index 350257c13a5b..bc9f2a2365f4 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_io.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_io.c
@@ -240,6 +240,7 @@ struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba)
return NULL;
}
+ cmgr->hba = hba;
cmgr->free_list = kcalloc(arr_sz, sizeof(*cmgr->free_list),
GFP_KERNEL);
if (!cmgr->free_list) {
@@ -256,7 +257,6 @@ struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba)
goto mem_err;
}
- cmgr->hba = hba;
cmgr->cmds = (struct bnx2fc_cmd **)(cmgr + 1);
for (i = 0; i < arr_sz; i++) {
@@ -295,7 +295,7 @@ struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba)
/* Allocate pool of io_bdts - one for each bnx2fc_cmd */
mem_size = num_ios * sizeof(struct io_bdt *);
- cmgr->io_bdt_pool = kmalloc(mem_size, GFP_KERNEL);
+ cmgr->io_bdt_pool = kzalloc(mem_size, GFP_KERNEL);
if (!cmgr->io_bdt_pool) {
printk(KERN_ERR PFX "failed to alloc io_bdt_pool\n");
goto mem_err;
diff --git a/drivers/scsi/csiostor/csio_attr.c b/drivers/scsi/csiostor/csio_attr.c
index 8a004036e3d7..9bd2bd8dc2be 100644
--- a/drivers/scsi/csiostor/csio_attr.c
+++ b/drivers/scsi/csiostor/csio_attr.c
@@ -594,12 +594,12 @@ csio_vport_create(struct fc_vport *fc_vport, bool disable)
}
fc_vport_set_state(fc_vport, FC_VPORT_INITIALIZING);
+ ln->fc_vport = fc_vport;
if (csio_fcoe_alloc_vnp(hw, ln))
goto error;
*(struct csio_lnode **)fc_vport->dd_data = ln;
- ln->fc_vport = fc_vport;
if (!fc_vport->node_name)
fc_vport->node_name = wwn_to_u64(csio_ln_wwnn(ln));
if (!fc_vport->port_name)
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index be83590ed955..ff943f477d6f 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -1726,14 +1726,14 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp,
fc_frame_payload_op(fp) != ELS_LS_ACC) {
FC_LPORT_DBG(lport, "FLOGI not accepted or bad response\n");
fc_lport_error(lport, fp);
- goto err;
+ goto out;
}
flp = fc_frame_payload_get(fp, sizeof(*flp));
if (!flp) {
FC_LPORT_DBG(lport, "FLOGI bad response\n");
fc_lport_error(lport, fp);
- goto err;
+ goto out;
}
mfs = ntohs(flp->fl_csp.sp_bb_data) &
@@ -1743,7 +1743,7 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp,
FC_LPORT_DBG(lport, "FLOGI bad mfs:%hu response, "
"lport->mfs:%hu\n", mfs, lport->mfs);
fc_lport_error(lport, fp);
- goto err;
+ goto out;
}
if (mfs <= lport->mfs) {
diff --git a/drivers/scsi/lpfc/lpfc_nvme.c b/drivers/scsi/lpfc/lpfc_nvme.c
index 4c66b19e6199..8c9f79042228 100644
--- a/drivers/scsi/lpfc/lpfc_nvme.c
+++ b/drivers/scsi/lpfc/lpfc_nvme.c
@@ -297,7 +297,8 @@ lpfc_nvme_localport_delete(struct nvme_fc_local_port *localport)
lport);
/* release any threads waiting for the unreg to complete */
- complete(&lport->lport_unreg_done);
+ if (lport->vport->localport)
+ complete(lport->lport_unreg_cmp);
}
/* lpfc_nvme_remoteport_delete
@@ -2545,7 +2546,8 @@ lpfc_nvme_create_localport(struct lpfc_vport *vport)
*/
void
lpfc_nvme_lport_unreg_wait(struct lpfc_vport *vport,
- struct lpfc_nvme_lport *lport)
+ struct lpfc_nvme_lport *lport,
+ struct completion *lport_unreg_cmp)
{
#if (IS_ENABLED(CONFIG_NVME_FC))
u32 wait_tmo;
@@ -2557,8 +2559,7 @@ lpfc_nvme_lport_unreg_wait(struct lpfc_vport *vport,
*/
wait_tmo = msecs_to_jiffies(LPFC_NVME_WAIT_TMO * 1000);
while (true) {
- ret = wait_for_completion_timeout(&lport->lport_unreg_done,
- wait_tmo);
+ ret = wait_for_completion_timeout(lport_unreg_cmp, wait_tmo);
if (unlikely(!ret)) {
lpfc_printf_vlog(vport, KERN_ERR, LOG_NVME_IOERR,
"6176 Lport %p Localport %p wait "
@@ -2592,12 +2593,12 @@ lpfc_nvme_destroy_localport(struct lpfc_vport *vport)
struct lpfc_nvme_lport *lport;
struct lpfc_nvme_ctrl_stat *cstat;
int ret;
+ DECLARE_COMPLETION_ONSTACK(lport_unreg_cmp);
if (vport->nvmei_support == 0)
return;
localport = vport->localport;
- vport->localport = NULL;
lport = (struct lpfc_nvme_lport *)localport->private;
cstat = lport->cstat;
@@ -2608,13 +2609,14 @@ lpfc_nvme_destroy_localport(struct lpfc_vport *vport)
/* lport's rport list is clear. Unregister
* lport and release resources.
*/
- init_completion(&lport->lport_unreg_done);
+ lport->lport_unreg_cmp = &lport_unreg_cmp;
ret = nvme_fc_unregister_localport(localport);
/* Wait for completion. This either blocks
* indefinitely or succeeds
*/
- lpfc_nvme_lport_unreg_wait(vport, lport);
+ lpfc_nvme_lport_unreg_wait(vport, lport, &lport_unreg_cmp);
+ vport->localport = NULL;
kfree(cstat);
/* Regardless of the unregister upcall response, clear
diff --git a/drivers/scsi/lpfc/lpfc_nvme.h b/drivers/scsi/lpfc/lpfc_nvme.h
index cfd4719be25c..b234d0298994 100644
--- a/drivers/scsi/lpfc/lpfc_nvme.h
+++ b/drivers/scsi/lpfc/lpfc_nvme.h
@@ -50,7 +50,7 @@ struct lpfc_nvme_ctrl_stat {
/* Declare nvme-based local and remote port definitions. */
struct lpfc_nvme_lport {
struct lpfc_vport *vport;
- struct completion lport_unreg_done;
+ struct completion *lport_unreg_cmp;
/* Add stats counters here */
struct lpfc_nvme_ctrl_stat *cstat;
atomic_t fc4NvmeLsRequests;
diff --git a/drivers/scsi/lpfc/lpfc_nvmet.c b/drivers/scsi/lpfc/lpfc_nvmet.c
index 6245f442d784..95fee83090eb 100644
--- a/drivers/scsi/lpfc/lpfc_nvmet.c
+++ b/drivers/scsi/lpfc/lpfc_nvmet.c
@@ -1003,7 +1003,8 @@ lpfc_nvmet_targetport_delete(struct nvmet_fc_target_port *targetport)
struct lpfc_nvmet_tgtport *tport = targetport->private;
/* release any threads waiting for the unreg to complete */
- complete(&tport->tport_unreg_done);
+ if (tport->phba->targetport)
+ complete(tport->tport_unreg_cmp);
}
static void
@@ -1692,6 +1693,7 @@ lpfc_nvmet_destroy_targetport(struct lpfc_hba *phba)
struct lpfc_nvmet_tgtport *tgtp;
struct lpfc_queue *wq;
uint32_t qidx;
+ DECLARE_COMPLETION_ONSTACK(tport_unreg_cmp);
if (phba->nvmet_support == 0)
return;
@@ -1701,9 +1703,9 @@ lpfc_nvmet_destroy_targetport(struct lpfc_hba *phba)
wq = phba->sli4_hba.nvme_wq[qidx];
lpfc_nvmet_wqfull_flush(phba, wq, NULL);
}
- init_completion(&tgtp->tport_unreg_done);
+ tgtp->tport_unreg_cmp = &tport_unreg_cmp;
nvmet_fc_unregister_targetport(phba->targetport);
- wait_for_completion_timeout(&tgtp->tport_unreg_done, 5);
+ wait_for_completion_timeout(&tport_unreg_cmp, 5);
lpfc_nvmet_cleanup_io_context(phba);
}
phba->targetport = NULL;
diff --git a/drivers/scsi/lpfc/lpfc_nvmet.h b/drivers/scsi/lpfc/lpfc_nvmet.h
index 1aaff63f1f41..0ec1082ce7ef 100644
--- a/drivers/scsi/lpfc/lpfc_nvmet.h
+++ b/drivers/scsi/lpfc/lpfc_nvmet.h
@@ -34,7 +34,7 @@
/* Used for NVME Target */
struct lpfc_nvmet_tgtport {
struct lpfc_hba *phba;
- struct completion tport_unreg_done;
+ struct completion *tport_unreg_cmp;
/* Stats counters - lpfc_nvmet_unsol_ls_buffer */
atomic_t rcv_ls_req_in;
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 661512bec3ac..e27f4df24021 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -62,7 +62,7 @@
/* make sure inq_product_rev string corresponds to this version */
#define SDEBUG_VERSION "0188" /* format to fit INQUIRY revision field */
-static const char *sdebug_version_date = "20180128";
+static const char *sdebug_version_date = "20190125";
#define MY_NAME "scsi_debug"
@@ -735,7 +735,7 @@ static inline bool scsi_debug_lbp(void)
(sdebug_lbpu || sdebug_lbpws || sdebug_lbpws10);
}
-static void *fake_store(unsigned long long lba)
+static void *lba2fake_store(unsigned long long lba)
{
lba = do_div(lba, sdebug_store_sectors);
@@ -2514,8 +2514,8 @@ static int do_device_access(struct scsi_cmnd *scmd, u32 sg_skip, u64 lba,
return ret;
}
-/* If fake_store(lba,num) compares equal to arr(num), then copy top half of
- * arr into fake_store(lba,num) and return true. If comparison fails then
+/* If lba2fake_store(lba,num) compares equal to arr(num), then copy top half of
+ * arr into lba2fake_store(lba,num) and return true. If comparison fails then
* return false. */
static bool comp_write_worker(u64 lba, u32 num, const u8 *arr)
{
@@ -2643,7 +2643,7 @@ static int prot_verify_read(struct scsi_cmnd *SCpnt, sector_t start_sec,
if (sdt->app_tag == cpu_to_be16(0xffff))
continue;
- ret = dif_verify(sdt, fake_store(sector), sector, ei_lba);
+ ret = dif_verify(sdt, lba2fake_store(sector), sector, ei_lba);
if (ret) {
dif_errors++;
return ret;
@@ -3261,10 +3261,12 @@ err_out:
static int resp_write_same(struct scsi_cmnd *scp, u64 lba, u32 num,
u32 ei_lba, bool unmap, bool ndob)
{
+ int ret;
unsigned long iflags;
unsigned long long i;
- int ret;
- u64 lba_off;
+ u32 lb_size = sdebug_sector_size;
+ u64 block, lbaa;
+ u8 *fs1p;
ret = check_device_access_params(scp, lba, num);
if (ret)
@@ -3276,31 +3278,30 @@ static int resp_write_same(struct scsi_cmnd *scp, u64 lba, u32 num,
unmap_region(lba, num);
goto out;
}
-
- lba_off = lba * sdebug_sector_size;
+ lbaa = lba;
+ block = do_div(lbaa, sdebug_store_sectors);
/* if ndob then zero 1 logical block, else fetch 1 logical block */
+ fs1p = fake_storep + (block * lb_size);
if (ndob) {
- memset(fake_storep + lba_off, 0, sdebug_sector_size);
+ memset(fs1p, 0, lb_size);
ret = 0;
} else
- ret = fetch_to_dev_buffer(scp, fake_storep + lba_off,
- sdebug_sector_size);
+ ret = fetch_to_dev_buffer(scp, fs1p, lb_size);
if (-1 == ret) {
write_unlock_irqrestore(&atomic_rw, iflags);
return DID_ERROR << 16;
- } else if (sdebug_verbose && !ndob && (ret < sdebug_sector_size))
+ } else if (sdebug_verbose && !ndob && (ret < lb_size))
sdev_printk(KERN_INFO, scp->device,
"%s: %s: lb size=%u, IO sent=%d bytes\n",
- my_name, "write same",
- sdebug_sector_size, ret);
+ my_name, "write same", lb_size, ret);
/* Copy first sector to remaining blocks */
- for (i = 1 ; i < num ; i++)
- memcpy(fake_storep + ((lba + i) * sdebug_sector_size),
- fake_storep + lba_off,
- sdebug_sector_size);
-
+ for (i = 1 ; i < num ; i++) {
+ lbaa = lba + i;
+ block = do_div(lbaa, sdebug_store_sectors);
+ memmove(fake_storep + (block * lb_size), fs1p, lb_size);
+ }
if (scsi_debug_lbp())
map_region(lba, num);
out:
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index b13cc9288ba0..6d65ac584eba 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1842,8 +1842,8 @@ void __scsi_init_queue(struct Scsi_Host *shost, struct request_queue *q)
blk_queue_segment_boundary(q, shost->dma_boundary);
dma_set_seg_boundary(dev, shost->dma_boundary);
- blk_queue_max_segment_size(q,
- min(shost->max_segment_size, dma_get_max_seg_size(dev)));
+ blk_queue_max_segment_size(q, shost->max_segment_size);
+ dma_set_max_seg_size(dev, shost->max_segment_size);
/*
* Set a reasonable default alignment: The larger of 32-byte (dword),
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 71334aaf1447..2ddf24466a62 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -108,13 +108,19 @@
int ufshcd_dump_regs(struct ufs_hba *hba, size_t offset, size_t len,
const char *prefix)
{
- u8 *regs;
+ u32 *regs;
+ size_t pos;
+
+ if (offset % 4 != 0 || len % 4 != 0) /* keep readl happy */
+ return -EINVAL;
regs = kzalloc(len, GFP_KERNEL);
if (!regs)
return -ENOMEM;
- memcpy_fromio(regs, hba->mmio_base + offset, len);
+ for (pos = 0; pos < len; pos += 4)
+ regs[pos / 4] = ufshcd_readl(hba, offset + pos);
+
ufshcd_hex_dump(prefix, regs, len);
kfree(regs);
diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c
index a0802de8c3a1..6f5afab7c1a1 100644
--- a/drivers/staging/android/ion/ion.c
+++ b/drivers/staging/android/ion/ion.c
@@ -248,10 +248,10 @@ static void ion_dma_buf_detatch(struct dma_buf *dmabuf,
struct ion_dma_buf_attachment *a = attachment->priv;
struct ion_buffer *buffer = dmabuf->priv;
- free_duped_table(a->table);
mutex_lock(&buffer->lock);
list_del(&a->list);
mutex_unlock(&buffer->lock);
+ free_duped_table(a->table);
kfree(a);
}
diff --git a/drivers/staging/rtl8188eu/os_dep/usb_intf.c b/drivers/staging/rtl8188eu/os_dep/usb_intf.c
index 28cbd6b3d26c..dfee6985efa6 100644
--- a/drivers/staging/rtl8188eu/os_dep/usb_intf.c
+++ b/drivers/staging/rtl8188eu/os_dep/usb_intf.c
@@ -35,6 +35,7 @@ static const struct usb_device_id rtw_usb_id_tbl[] = {
{USB_DEVICE(0x2001, 0x330F)}, /* DLink DWA-125 REV D1 */
{USB_DEVICE(0x2001, 0x3310)}, /* Dlink DWA-123 REV D1 */
{USB_DEVICE(0x2001, 0x3311)}, /* DLink GO-USB-N150 REV B1 */
+ {USB_DEVICE(0x2001, 0x331B)}, /* D-Link DWA-121 rev B1 */
{USB_DEVICE(0x2357, 0x010c)}, /* TP-Link TL-WN722N v2 */
{USB_DEVICE(0x0df6, 0x0076)}, /* Sitecom N150 v2 */
{USB_DEVICE(USB_VENDER_ID_REALTEK, 0xffef)}, /* Rosewill RNX-N150NUB */
diff --git a/drivers/staging/rtl8723bs/include/ieee80211.h b/drivers/staging/rtl8723bs/include/ieee80211.h
index bcc8dfa8e672..9efb4dcb9d3a 100644
--- a/drivers/staging/rtl8723bs/include/ieee80211.h
+++ b/drivers/staging/rtl8723bs/include/ieee80211.h
@@ -850,18 +850,18 @@ enum ieee80211_state {
#define IP_FMT "%pI4"
#define IP_ARG(x) (x)
-extern __inline int is_multicast_mac_addr(const u8 *addr)
+static inline int is_multicast_mac_addr(const u8 *addr)
{
return ((addr[0] != 0xff) && (0x01 & addr[0]));
}
-extern __inline int is_broadcast_mac_addr(const u8 *addr)
+static inline int is_broadcast_mac_addr(const u8 *addr)
{
return ((addr[0] == 0xff) && (addr[1] == 0xff) && (addr[2] == 0xff) && \
(addr[3] == 0xff) && (addr[4] == 0xff) && (addr[5] == 0xff));
}
-extern __inline int is_zero_mac_addr(const u8 *addr)
+static inline int is_zero_mac_addr(const u8 *addr)
{
return ((addr[0] == 0x00) && (addr[1] == 0x00) && (addr[2] == 0x00) && \
(addr[3] == 0x00) && (addr[4] == 0x00) && (addr[5] == 0x00));
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
index 9e17ec651bde..53f5a1cb4636 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
@@ -446,6 +446,7 @@ remote_event_wait(wait_queue_head_t *wq, struct remote_event *event)
static inline void
remote_event_signal_local(wait_queue_head_t *wq, struct remote_event *event)
{
+ event->fired = 1;
event->armed = 0;
wake_up_all(wq);
}
diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index 70c854d939ce..3d0badc34825 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -36,7 +36,7 @@ struct wilc_op_mode {
struct wilc_reg_frame {
bool reg;
u8 reg_id;
- __le32 frame_type;
+ __le16 frame_type;
} __packed;
struct wilc_drv_handler {
@@ -1744,7 +1744,6 @@ int wilc_add_rx_gtk(struct wilc_vif *vif, const u8 *rx_gtk, u8 gtk_key_len,
result = wilc_send_config_pkt(vif, WILC_SET_CFG, wid_list,
ARRAY_SIZE(wid_list),
wilc_get_vif_idx(vif));
- kfree(gtk_key);
} else if (mode == WILC_STATION_MODE) {
struct wid wid;
@@ -1754,9 +1753,9 @@ int wilc_add_rx_gtk(struct wilc_vif *vif, const u8 *rx_gtk, u8 gtk_key_len,
wid.val = (u8 *)gtk_key;
result = wilc_send_config_pkt(vif, WILC_SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
- kfree(gtk_key);
}
+ kfree(gtk_key);
return result;
}
diff --git a/drivers/staging/wilc1000/wilc_wlan.c b/drivers/staging/wilc1000/wilc_wlan.c
index 3c5e9e030cad..489e5a5038f8 100644
--- a/drivers/staging/wilc1000/wilc_wlan.c
+++ b/drivers/staging/wilc1000/wilc_wlan.c
@@ -1252,21 +1252,22 @@ static u32 init_chip(struct net_device *dev)
ret = wilc->hif_func->hif_read_reg(wilc, 0x1118, &reg);
if (!ret) {
netdev_err(dev, "fail read reg 0x1118\n");
- return ret;
+ goto release;
}
reg |= BIT(0);
ret = wilc->hif_func->hif_write_reg(wilc, 0x1118, reg);
if (!ret) {
netdev_err(dev, "fail write reg 0x1118\n");
- return ret;
+ goto release;
}
ret = wilc->hif_func->hif_write_reg(wilc, 0xc0000, 0x71);
if (!ret) {
netdev_err(dev, "fail write reg 0xc0000\n");
- return ret;
+ goto release;
}
}
+release:
release_bus(wilc, WILC_BUS_RELEASE_ONLY);
return ret;
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index c34c88ef3319..5831e0eecea1 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -1317,12 +1317,13 @@ static int tcmu_check_expired_cmd(int id, void *p, void *data)
* target_complete_cmd will translate this to LUN COMM FAILURE
*/
scsi_status = SAM_STAT_CHECK_CONDITION;
+ list_del_init(&cmd->queue_entry);
} else {
+ list_del_init(&cmd->queue_entry);
idr_remove(&udev->commands, id);
tcmu_free_cmd(cmd);
scsi_status = SAM_STAT_TASK_SET_FULL;
}
- list_del_init(&cmd->queue_entry);
pr_debug("Timing out cmd %u on dev %s that is %s.\n",
id, udev->name, is_running ? "inflight" : "queued");
diff --git a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c
index 284cf2c5a8fd..8e1cf4d789be 100644
--- a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c
+++ b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c
@@ -84,7 +84,12 @@ static ssize_t power_limit_##index##_##suffix##_show(struct device *dev, \
struct pci_dev *pci_dev; \
struct platform_device *pdev; \
struct proc_thermal_device *proc_dev; \
-\
+ \
+ if (proc_thermal_emum_mode == PROC_THERMAL_NONE) { \
+ dev_warn(dev, "Attempted to get power limit before device was initialized!\n"); \
+ return 0; \
+ } \
+ \
if (proc_thermal_emum_mode == PROC_THERMAL_PLATFORM_DEV) { \
pdev = to_platform_device(dev); \
proc_dev = platform_get_drvdata(pdev); \
@@ -298,11 +303,6 @@ static int proc_thermal_add(struct device *dev,
*priv = proc_priv;
ret = proc_thermal_read_ppcc(proc_priv);
- if (!ret) {
- ret = sysfs_create_group(&dev->kobj,
- &power_limit_attribute_group);
-
- }
if (ret)
return ret;
@@ -316,8 +316,7 @@ static int proc_thermal_add(struct device *dev,
proc_priv->int340x_zone = int340x_thermal_zone_add(adev, ops);
if (IS_ERR(proc_priv->int340x_zone)) {
- ret = PTR_ERR(proc_priv->int340x_zone);
- goto remove_group;
+ return PTR_ERR(proc_priv->int340x_zone);
} else
ret = 0;
@@ -331,9 +330,6 @@ static int proc_thermal_add(struct device *dev,
remove_zone:
int340x_thermal_zone_remove(proc_priv->int340x_zone);
-remove_group:
- sysfs_remove_group(&proc_priv->dev->kobj,
- &power_limit_attribute_group);
return ret;
}
@@ -364,7 +360,10 @@ static int int3401_add(struct platform_device *pdev)
platform_set_drvdata(pdev, proc_priv);
proc_thermal_emum_mode = PROC_THERMAL_PLATFORM_DEV;
- return 0;
+ dev_info(&pdev->dev, "Creating sysfs group for PROC_THERMAL_PLATFORM_DEV\n");
+
+ return sysfs_create_group(&pdev->dev.kobj,
+ &power_limit_attribute_group);
}
static int int3401_remove(struct platform_device *pdev)
@@ -423,7 +422,7 @@ static int proc_thermal_pci_probe(struct pci_dev *pdev,
proc_priv->soc_dts = intel_soc_dts_iosf_init(
INTEL_SOC_DTS_INTERRUPT_MSI, 2, 0);
- if (proc_priv->soc_dts && pdev->irq) {
+ if (!IS_ERR(proc_priv->soc_dts) && pdev->irq) {
ret = pci_enable_msi(pdev);
if (!ret) {
ret = request_threaded_irq(pdev->irq, NULL,
@@ -441,7 +440,10 @@ static int proc_thermal_pci_probe(struct pci_dev *pdev,
dev_err(&pdev->dev, "No auxiliary DTSs enabled\n");
}
- return 0;
+ dev_info(&pdev->dev, "Creating sysfs group for PROC_THERMAL_PCI\n");
+
+ return sysfs_create_group(&pdev->dev.kobj,
+ &power_limit_attribute_group);
}
static void proc_thermal_pci_remove(struct pci_dev *pdev)
diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c
index 4164414d4c64..8bdf42bc8fc8 100644
--- a/drivers/tty/n_hdlc.c
+++ b/drivers/tty/n_hdlc.c
@@ -597,6 +597,7 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file,
/* too large for caller's buffer */
ret = -EOVERFLOW;
} else {
+ __set_current_state(TASK_RUNNING);
if (copy_to_user(buf, rbuf->buf, rbuf->count))
ret = -EFAULT;
else
diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c
index 189ab1212d9a..e441221e04b9 100644
--- a/drivers/tty/serial/8250/8250_core.c
+++ b/drivers/tty/serial/8250/8250_core.c
@@ -1070,15 +1070,16 @@ int serial8250_register_8250_port(struct uart_8250_port *up)
ret = 0;
}
- }
- /* Initialise interrupt backoff work if required */
- if (up->overrun_backoff_time_ms > 0) {
- uart->overrun_backoff_time_ms = up->overrun_backoff_time_ms;
- INIT_DELAYED_WORK(&uart->overrun_backoff,
- serial_8250_overrun_backoff_work);
- } else {
- uart->overrun_backoff_time_ms = 0;
+ /* Initialise interrupt backoff work if required */
+ if (up->overrun_backoff_time_ms > 0) {
+ uart->overrun_backoff_time_ms =
+ up->overrun_backoff_time_ms;
+ INIT_DELAYED_WORK(&uart->overrun_backoff,
+ serial_8250_overrun_backoff_work);
+ } else {
+ uart->overrun_backoff_time_ms = 0;
+ }
}
mutex_unlock(&serial_mutex);
diff --git a/drivers/tty/serial/earlycon-riscv-sbi.c b/drivers/tty/serial/earlycon-riscv-sbi.c
index e1a551aae336..ce81523c3113 100644
--- a/drivers/tty/serial/earlycon-riscv-sbi.c
+++ b/drivers/tty/serial/earlycon-riscv-sbi.c
@@ -10,13 +10,16 @@
#include <linux/serial_core.h>
#include <asm/sbi.h>
-static void sbi_console_write(struct console *con,
- const char *s, unsigned int n)
+static void sbi_putc(struct uart_port *port, int c)
{
- int i;
+ sbi_console_putchar(c);
+}
- for (i = 0; i < n; ++i)
- sbi_console_putchar(s[i]);
+static void sbi_console_write(struct console *con,
+ const char *s, unsigned n)
+{
+ struct earlycon_device *dev = con->data;
+ uart_console_write(&dev->port, s, n, sbi_putc);
}
static int __init early_sbi_setup(struct earlycon_device *device,
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index 241a48e5052c..debdd1b9e01a 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -1697,7 +1697,7 @@ lpuart32_set_termios(struct uart_port *port, struct ktermios *termios,
}
/* ask the core to calculate the divisor */
- baud = uart_get_baud_rate(port, termios, old, 50, port->uartclk / 16);
+ baud = uart_get_baud_rate(port, termios, old, 50, port->uartclk / 4);
spin_lock_irqsave(&sport->port.lock, flags);
diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index a72d6d9fb983..38016609c7fa 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -225,7 +225,7 @@ static unsigned int qcom_geni_serial_get_mctrl(struct uart_port *uport)
unsigned int mctrl = TIOCM_DSR | TIOCM_CAR;
u32 geni_ios;
- if (uart_console(uport) || !uart_cts_enabled(uport)) {
+ if (uart_console(uport)) {
mctrl |= TIOCM_CTS;
} else {
geni_ios = readl_relaxed(uport->membase + SE_GENI_IOS);
@@ -241,7 +241,7 @@ static void qcom_geni_serial_set_mctrl(struct uart_port *uport,
{
u32 uart_manual_rfr = 0;
- if (uart_console(uport) || !uart_cts_enabled(uport))
+ if (uart_console(uport))
return;
if (!(mctrl & TIOCM_RTS))
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index d4cca5bdaf1c..5c01bb6d1c24 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -550,10 +550,12 @@ static int uart_put_char(struct tty_struct *tty, unsigned char c)
int ret = 0;
circ = &state->xmit;
- if (!circ->buf)
+ port = uart_port_lock(state, flags);
+ if (!circ->buf) {
+ uart_port_unlock(port, flags);
return 0;
+ }
- port = uart_port_lock(state, flags);
if (port && uart_circ_chars_free(circ) != 0) {
circ->buf[circ->head] = c;
circ->head = (circ->head + 1) & (UART_XMIT_SIZE - 1);
@@ -586,11 +588,13 @@ static int uart_write(struct tty_struct *tty,
return -EL3HLT;
}
+ port = uart_port_lock(state, flags);
circ = &state->xmit;
- if (!circ->buf)
+ if (!circ->buf) {
+ uart_port_unlock(port, flags);
return 0;
+ }
- port = uart_port_lock(state, flags);
while (port) {
c = CIRC_SPACE_TO_END(circ->head, circ->tail, UART_XMIT_SIZE);
if (count < c)
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 23c6fd238422..21ffcce16927 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -2189,7 +2189,8 @@ static int tiocsti(struct tty_struct *tty, char __user *p)
ld = tty_ldisc_ref_wait(tty);
if (!ld)
return -EIO;
- ld->ops->receive_buf(tty, &ch, &mbz, 1);
+ if (ld->ops->receive_buf)
+ ld->ops->receive_buf(tty, &ch, &mbz, 1);
tty_ldisc_deref(ld);
return 0;
}
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 41ec8e5010f3..bba75560d11e 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -1272,6 +1272,7 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc,
if (con_is_visible(vc))
update_screen(vc);
vt_event_post(VT_EVENT_RESIZE, vc->vc_num, vc->vc_num);
+ notify_update(vc);
return err;
}
@@ -2764,8 +2765,8 @@ rescan_last_byte:
con_flush(vc, draw_from, draw_to, &draw_x);
vc_uniscr_debug_check(vc);
console_conditional_schedule();
- console_unlock();
notify_update(vc);
+ console_unlock();
return n;
}
@@ -2884,8 +2885,7 @@ static void vt_console_print(struct console *co, const char *b, unsigned count)
unsigned char c;
static DEFINE_SPINLOCK(printing_lock);
const ushort *start;
- ushort cnt = 0;
- ushort myx;
+ ushort start_x, cnt;
int kmsg_console;
/* console busy or not yet initialized */
@@ -2898,10 +2898,6 @@ static void vt_console_print(struct console *co, const char *b, unsigned count)
if (kmsg_console && vc_cons_allocated(kmsg_console - 1))
vc = vc_cons[kmsg_console - 1].d;
- /* read `x' only after setting currcons properly (otherwise
- the `x' macro will read the x of the foreground console). */
- myx = vc->vc_x;
-
if (!vc_cons_allocated(fg_console)) {
/* impossible */
/* printk("vt_console_print: tty %d not allocated ??\n", currcons+1); */
@@ -2916,53 +2912,41 @@ static void vt_console_print(struct console *co, const char *b, unsigned count)
hide_cursor(vc);
start = (ushort *)vc->vc_pos;
-
- /* Contrived structure to try to emulate original need_wrap behaviour
- * Problems caused when we have need_wrap set on '\n' character */
+ start_x = vc->vc_x;
+ cnt = 0;
while (count--) {
c = *b++;
if (c == 10 || c == 13 || c == 8 || vc->vc_need_wrap) {
- if (cnt > 0) {
- if (con_is_visible(vc))
- vc->vc_sw->con_putcs(vc, start, cnt, vc->vc_y, vc->vc_x);
- vc->vc_x += cnt;
- if (vc->vc_need_wrap)
- vc->vc_x--;
- cnt = 0;
- }
+ if (cnt && con_is_visible(vc))
+ vc->vc_sw->con_putcs(vc, start, cnt, vc->vc_y, start_x);
+ cnt = 0;
if (c == 8) { /* backspace */
bs(vc);
start = (ushort *)vc->vc_pos;
- myx = vc->vc_x;
+ start_x = vc->vc_x;
continue;
}
if (c != 13)
lf(vc);
cr(vc);
start = (ushort *)vc->vc_pos;
- myx = vc->vc_x;
+ start_x = vc->vc_x;
if (c == 10 || c == 13)
continue;
}
+ vc_uniscr_putc(vc, c);
scr_writew((vc->vc_attr << 8) + c, (unsigned short *)vc->vc_pos);
notify_write(vc, c);
cnt++;
- if (myx == vc->vc_cols - 1) {
- vc->vc_need_wrap = 1;
- continue;
- }
- vc->vc_pos += 2;
- myx++;
- }
- if (cnt > 0) {
- if (con_is_visible(vc))
- vc->vc_sw->con_putcs(vc, start, cnt, vc->vc_y, vc->vc_x);
- vc->vc_x += cnt;
- if (vc->vc_x == vc->vc_cols) {
- vc->vc_x--;
+ if (vc->vc_x == vc->vc_cols - 1) {
vc->vc_need_wrap = 1;
+ } else {
+ vc->vc_pos += 2;
+ vc->vc_x++;
}
}
+ if (cnt && con_is_visible(vc))
+ vc->vc_sw->con_putcs(vc, start, cnt, vc->vc_y, start_x);
set_cursor(vc);
notify_update(vc);
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
index e81de9ca8729..9b45aa422e69 100644
--- a/drivers/usb/chipidea/ci_hdrc_imx.c
+++ b/drivers/usb/chipidea/ci_hdrc_imx.c
@@ -316,7 +316,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
if (IS_ERR(data->usbmisc_data))
return PTR_ERR(data->usbmisc_data);
- if (of_usb_get_phy_mode(dev->of_node) == USBPHY_INTERFACE_MODE_HSIC) {
+ if ((of_usb_get_phy_mode(dev->of_node) == USBPHY_INTERFACE_MODE_HSIC)
+ && data->usbmisc_data) {
pdata.flags |= CI_HDRC_IMX_IS_HSIC;
data->usbmisc_data->hsic = 1;
data->pinctrl = devm_pinctrl_get(dev);
diff --git a/drivers/usb/core/ledtrig-usbport.c b/drivers/usb/core/ledtrig-usbport.c
index dc7f7fd71684..c12ac56606c3 100644
--- a/drivers/usb/core/ledtrig-usbport.c
+++ b/drivers/usb/core/ledtrig-usbport.c
@@ -119,11 +119,6 @@ static const struct attribute_group ports_group = {
.attrs = ports_attrs,
};
-static const struct attribute_group *ports_groups[] = {
- &ports_group,
- NULL
-};
-
/***************************************
* Adding & removing ports
***************************************/
@@ -307,6 +302,7 @@ static int usbport_trig_notify(struct notifier_block *nb, unsigned long action,
static int usbport_trig_activate(struct led_classdev *led_cdev)
{
struct usbport_trig_data *usbport_data;
+ int err;
usbport_data = kzalloc(sizeof(*usbport_data), GFP_KERNEL);
if (!usbport_data)
@@ -315,6 +311,9 @@ static int usbport_trig_activate(struct led_classdev *led_cdev)
/* List of ports */
INIT_LIST_HEAD(&usbport_data->ports);
+ err = sysfs_create_group(&led_cdev->dev->kobj, &ports_group);
+ if (err)
+ goto err_free;
usb_for_each_dev(usbport_data, usbport_trig_add_usb_dev_ports);
usbport_trig_update_count(usbport_data);
@@ -322,8 +321,11 @@ static int usbport_trig_activate(struct led_classdev *led_cdev)
usbport_data->nb.notifier_call = usbport_trig_notify;
led_set_trigger_data(led_cdev, usbport_data);
usb_register_notify(&usbport_data->nb);
-
return 0;
+
+err_free:
+ kfree(usbport_data);
+ return err;
}
static void usbport_trig_deactivate(struct led_classdev *led_cdev)
@@ -335,6 +337,8 @@ static void usbport_trig_deactivate(struct led_classdev *led_cdev)
usbport_trig_remove_port(usbport_data, port);
}
+ sysfs_remove_group(&led_cdev->dev->kobj, &ports_group);
+
usb_unregister_notify(&usbport_data->nb);
kfree(usbport_data);
@@ -344,7 +348,6 @@ static struct led_trigger usbport_led_trigger = {
.name = "usbport",
.activate = usbport_trig_activate,
.deactivate = usbport_trig_deactivate,
- .groups = ports_groups,
};
static int __init usbport_trig_init(void)
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 68ad75a7460d..55ef3cc2701b 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -261,7 +261,7 @@ static void dwc2_gadget_wkup_alert_handler(struct dwc2_hsotg *hsotg)
if (gintsts2 & GINTSTS2_WKUP_ALERT_INT) {
dev_dbg(hsotg->dev, "%s: Wkup_Alert_Int\n", __func__);
- dwc2_clear_bit(hsotg, GINTSTS2, GINTSTS2_WKUP_ALERT_INT);
+ dwc2_set_bit(hsotg, GINTSTS2, GINTSTS2_WKUP_ALERT_INT);
dwc2_set_bit(hsotg, DCTL, DCTL_RMTWKUPSIG);
}
}
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 07bd31bb2f8a..bed2ff42780b 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -177,6 +177,7 @@ static void dwc3_gadget_del_and_unmap_request(struct dwc3_ep *dep,
req->started = false;
list_del(&req->list);
req->remaining = 0;
+ req->needs_extra_trb = false;
if (req->request.status == -EINPROGRESS)
req->request.status = status;
@@ -1984,6 +1985,7 @@ static int __dwc3_gadget_start(struct dwc3 *dwc)
/* begin to receive SETUP packets */
dwc->ep0state = EP0_SETUP_PHASE;
+ dwc->link_state = DWC3_LINK_STATE_SS_DIS;
dwc3_ep0_out_start(dwc);
dwc3_gadget_enable_irq(dwc);
@@ -3379,6 +3381,8 @@ int dwc3_gadget_suspend(struct dwc3 *dwc)
dwc3_disconnect_gadget(dwc);
__dwc3_gadget_stop(dwc);
+ synchronize_irq(dwc->irq_gadget);
+
return 0;
}
diff --git a/drivers/usb/gadget/function/f_sourcesink.c b/drivers/usb/gadget/function/f_sourcesink.c
index 9cdef108fb1b..ed68a4860b7d 100644
--- a/drivers/usb/gadget/function/f_sourcesink.c
+++ b/drivers/usb/gadget/function/f_sourcesink.c
@@ -838,7 +838,7 @@ static struct usb_function *source_sink_alloc_func(
ss = kzalloc(sizeof(*ss), GFP_KERNEL);
if (!ss)
- return NULL;
+ return ERR_PTR(-ENOMEM);
ss_opts = container_of(fi, struct f_ss_opts, func_inst);
diff --git a/drivers/usb/host/ehci-mv.c b/drivers/usb/host/ehci-mv.c
index f26109eafdbf..66ec1fdf9fe7 100644
--- a/drivers/usb/host/ehci-mv.c
+++ b/drivers/usb/host/ehci-mv.c
@@ -302,3 +302,4 @@ MODULE_AUTHOR("Chao Xie <chao.xie@marvell.com>");
MODULE_AUTHOR("Neil Zhang <zhangwm@marvell.com>");
MODULE_ALIAS("mv-ehci");
MODULE_LICENSE("GPL");
+MODULE_DEVICE_TABLE(of, ehci_mv_dt_ids);
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 1ab2a6191013..77ef4c481f3c 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1783,6 +1783,10 @@ static int ftdi_set_bitmode(struct usb_serial_port *port, u8 mode)
int result;
u16 val;
+ result = usb_autopm_get_interface(serial->interface);
+ if (result)
+ return result;
+
val = (mode << 8) | (priv->gpio_output << 4) | priv->gpio_value;
result = usb_control_msg(serial->dev,
usb_sndctrlpipe(serial->dev, 0),
@@ -1795,6 +1799,8 @@ static int ftdi_set_bitmode(struct usb_serial_port *port, u8 mode)
val, result);
}
+ usb_autopm_put_interface(serial->interface);
+
return result;
}
@@ -1846,9 +1852,15 @@ static int ftdi_read_cbus_pins(struct usb_serial_port *port)
unsigned char *buf;
int result;
+ result = usb_autopm_get_interface(serial->interface);
+ if (result)
+ return result;
+
buf = kmalloc(1, GFP_KERNEL);
- if (!buf)
+ if (!buf) {
+ usb_autopm_put_interface(serial->interface);
return -ENOMEM;
+ }
result = usb_control_msg(serial->dev,
usb_rcvctrlpipe(serial->dev, 0),
@@ -1863,6 +1875,7 @@ static int ftdi_read_cbus_pins(struct usb_serial_port *port)
}
kfree(buf);
+ usb_autopm_put_interface(serial->interface);
return result;
}
diff --git a/drivers/usb/serial/keyspan_usa26msg.h b/drivers/usb/serial/keyspan_usa26msg.h
index 09e21e84fc4e..a68f1fb25b8a 100644
--- a/drivers/usb/serial/keyspan_usa26msg.h
+++ b/drivers/usb/serial/keyspan_usa26msg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: BSD-3-Clause */
/*
usa26msg.h
diff --git a/drivers/usb/serial/keyspan_usa28msg.h b/drivers/usb/serial/keyspan_usa28msg.h
index dee454c4609a..a19f3fe5d98d 100644
--- a/drivers/usb/serial/keyspan_usa28msg.h
+++ b/drivers/usb/serial/keyspan_usa28msg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: BSD-3-Clause */
/*
usa28msg.h
diff --git a/drivers/usb/serial/keyspan_usa49msg.h b/drivers/usb/serial/keyspan_usa49msg.h
index 163b2dea2ec5..8c3970fdd868 100644
--- a/drivers/usb/serial/keyspan_usa49msg.h
+++ b/drivers/usb/serial/keyspan_usa49msg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: BSD-3-Clause */
/*
usa49msg.h
diff --git a/drivers/usb/serial/keyspan_usa67msg.h b/drivers/usb/serial/keyspan_usa67msg.h
index 20fa3e2f7187..dcf502fdbb44 100644
--- a/drivers/usb/serial/keyspan_usa67msg.h
+++ b/drivers/usb/serial/keyspan_usa67msg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: BSD-3-Clause */
/*
usa67msg.h
diff --git a/drivers/usb/serial/keyspan_usa90msg.h b/drivers/usb/serial/keyspan_usa90msg.h
index 86708ecd8735..c4ca0f631d20 100644
--- a/drivers/usb/serial/keyspan_usa90msg.h
+++ b/drivers/usb/serial/keyspan_usa90msg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: BSD-3-Clause */
/*
usa90msg.h
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 98e7a5df0f6d..bb3f9aa4a909 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -46,6 +46,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_HCR331) },
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MOTOROLA) },
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_ZTEK) },
+ { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_TB) },
{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) },
{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID_RSAQ5) },
{ USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID),
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 4e2554d55362..559941ca884d 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -8,6 +8,7 @@
#define PL2303_VENDOR_ID 0x067b
#define PL2303_PRODUCT_ID 0x2303
+#define PL2303_PRODUCT_ID_TB 0x2304
#define PL2303_PRODUCT_ID_RSAQ2 0x04bb
#define PL2303_PRODUCT_ID_DCU11 0x1234
#define PL2303_PRODUCT_ID_PHAROS 0xaaa0
@@ -20,6 +21,7 @@
#define PL2303_PRODUCT_ID_MOTOROLA 0x0307
#define PL2303_PRODUCT_ID_ZTEK 0xe1f1
+
#define ATEN_VENDOR_ID 0x0557
#define ATEN_VENDOR_ID2 0x0547
#define ATEN_PRODUCT_ID 0x2008
diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c
index 4d0273508043..edbbb13d6de6 100644
--- a/drivers/usb/serial/usb-serial-simple.c
+++ b/drivers/usb/serial/usb-serial-simple.c
@@ -85,7 +85,8 @@ DEVICE(moto_modem, MOTO_IDS);
/* Motorola Tetra driver */
#define MOTOROLA_TETRA_IDS() \
{ USB_DEVICE(0x0cad, 0x9011) }, /* Motorola Solutions TETRA PEI */ \
- { USB_DEVICE(0x0cad, 0x9012) } /* MTP6550 */
+ { USB_DEVICE(0x0cad, 0x9012) }, /* MTP6550 */ \
+ { USB_DEVICE(0x0cad, 0x9016) } /* TPG2200 */
DEVICE(motorola_tetra, MOTOROLA_TETRA_IDS);
/* Novatel Wireless GPS driver */
diff --git a/drivers/usb/usbip/README b/drivers/usb/usbip/README
deleted file mode 100644
index 41a2cf2e77a6..000000000000
--- a/drivers/usb/usbip/README
+++ /dev/null
@@ -1,7 +0,0 @@
-TODO:
- - more discussion about the protocol
- - testing
- - review of the userspace interface
- - document the protocol
-
-Please send patches for this code to Greg Kroah-Hartman <greg@kroah.com>
diff --git a/drivers/vfio/pci/trace.h b/drivers/vfio/pci/trace.h
index 4d13e510590e..b2aa986ab9ed 100644
--- a/drivers/vfio/pci/trace.h
+++ b/drivers/vfio/pci/trace.h
@@ -1,13 +1,9 @@
-/* SPDX-License-Identifier: GPL-2.0+ */
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* VFIO PCI mmap/mmap_fault tracepoints
*
* Copyright (C) 2018 IBM Corp. All rights reserved.
* Author: Alexey Kardashevskiy <aik@ozlabs.ru>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#undef TRACE_SYSTEM
diff --git a/drivers/vfio/pci/vfio_pci_nvlink2.c b/drivers/vfio/pci/vfio_pci_nvlink2.c
index 054a2cf9dd8e..32f695ffe128 100644
--- a/drivers/vfio/pci/vfio_pci_nvlink2.c
+++ b/drivers/vfio/pci/vfio_pci_nvlink2.c
@@ -1,14 +1,10 @@
-// SPDX-License-Identifier: GPL-2.0+
+// SPDX-License-Identifier: GPL-2.0-only
/*
* VFIO PCI NVIDIA Whitherspoon GPU support a.k.a. NVLink2.
*
* Copyright (C) 2018 IBM Corp. All rights reserved.
* Author: Alexey Kardashevskiy <aik@ozlabs.ru>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* Register an on-GPU RAM region for cacheable access.
*
* Derived from original vfio_pci_igd.c:
@@ -178,11 +174,11 @@ static int vfio_pci_nvgpu_add_capability(struct vfio_pci_device *vdev,
struct vfio_pci_region *region, struct vfio_info_cap *caps)
{
struct vfio_pci_nvgpu_data *data = region->data;
- struct vfio_region_info_cap_nvlink2_ssatgt cap = { 0 };
-
- cap.header.id = VFIO_REGION_INFO_CAP_NVLINK2_SSATGT;
- cap.header.version = 1;
- cap.tgt = data->gpu_tgt;
+ struct vfio_region_info_cap_nvlink2_ssatgt cap = {
+ .header.id = VFIO_REGION_INFO_CAP_NVLINK2_SSATGT,
+ .header.version = 1,
+ .tgt = data->gpu_tgt
+ };
return vfio_info_add_capability(caps, &cap.header, sizeof(cap));
}
@@ -365,18 +361,18 @@ static int vfio_pci_npu2_add_capability(struct vfio_pci_device *vdev,
struct vfio_pci_region *region, struct vfio_info_cap *caps)
{
struct vfio_pci_npu2_data *data = region->data;
- struct vfio_region_info_cap_nvlink2_ssatgt captgt = { 0 };
- struct vfio_region_info_cap_nvlink2_lnkspd capspd = { 0 };
+ struct vfio_region_info_cap_nvlink2_ssatgt captgt = {
+ .header.id = VFIO_REGION_INFO_CAP_NVLINK2_SSATGT,
+ .header.version = 1,
+ .tgt = data->gpu_tgt
+ };
+ struct vfio_region_info_cap_nvlink2_lnkspd capspd = {
+ .header.id = VFIO_REGION_INFO_CAP_NVLINK2_LNKSPD,
+ .header.version = 1,
+ .link_speed = data->link_speed
+ };
int ret;
- captgt.header.id = VFIO_REGION_INFO_CAP_NVLINK2_SSATGT;
- captgt.header.version = 1;
- captgt.tgt = data->gpu_tgt;
-
- capspd.header.id = VFIO_REGION_INFO_CAP_NVLINK2_LNKSPD;
- capspd.header.version = 1;
- capspd.link_speed = data->link_speed;
-
ret = vfio_info_add_capability(caps, &captgt.header, sizeof(captgt));
if (ret)
return ret;
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index bca86bf7189f..df51a35cf537 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -1337,7 +1337,8 @@ static int vhost_net_open(struct inode *inode, struct file *f)
n->vqs[i].rx_ring = NULL;
vhost_net_buf_init(&n->vqs[i].rxq);
}
- vhost_dev_init(dev, vqs, VHOST_NET_VQ_MAX);
+ vhost_dev_init(dev, vqs, VHOST_NET_VQ_MAX,
+ UIO_MAXIOV + VHOST_NET_BATCH);
vhost_poll_init(n->poll + VHOST_NET_VQ_TX, handle_tx_net, EPOLLOUT, dev);
vhost_poll_init(n->poll + VHOST_NET_VQ_RX, handle_rx_net, EPOLLIN, dev);
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 344684f3e2e4..23593cb23dd0 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -1627,7 +1627,7 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
vqs[i] = &vs->vqs[i].vq;
vs->vqs[i].vq.handle_kick = vhost_scsi_handle_kick;
}
- vhost_dev_init(&vs->dev, vqs, VHOST_SCSI_MAX_VQ);
+ vhost_dev_init(&vs->dev, vqs, VHOST_SCSI_MAX_VQ, UIO_MAXIOV);
vhost_scsi_init_inflight(vs, NULL);
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 15a216cdd507..24a129fcdd61 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -390,9 +390,9 @@ static long vhost_dev_alloc_iovecs(struct vhost_dev *dev)
vq->indirect = kmalloc_array(UIO_MAXIOV,
sizeof(*vq->indirect),
GFP_KERNEL);
- vq->log = kmalloc_array(UIO_MAXIOV, sizeof(*vq->log),
+ vq->log = kmalloc_array(dev->iov_limit, sizeof(*vq->log),
GFP_KERNEL);
- vq->heads = kmalloc_array(UIO_MAXIOV, sizeof(*vq->heads),
+ vq->heads = kmalloc_array(dev->iov_limit, sizeof(*vq->heads),
GFP_KERNEL);
if (!vq->indirect || !vq->log || !vq->heads)
goto err_nomem;
@@ -414,7 +414,7 @@ static void vhost_dev_free_iovecs(struct vhost_dev *dev)
}
void vhost_dev_init(struct vhost_dev *dev,
- struct vhost_virtqueue **vqs, int nvqs)
+ struct vhost_virtqueue **vqs, int nvqs, int iov_limit)
{
struct vhost_virtqueue *vq;
int i;
@@ -427,6 +427,7 @@ void vhost_dev_init(struct vhost_dev *dev,
dev->iotlb = NULL;
dev->mm = NULL;
dev->worker = NULL;
+ dev->iov_limit = iov_limit;
init_llist_head(&dev->work_list);
init_waitqueue_head(&dev->wait);
INIT_LIST_HEAD(&dev->read_list);
diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
index 1b675dad5e05..9490e7ddb340 100644
--- a/drivers/vhost/vhost.h
+++ b/drivers/vhost/vhost.h
@@ -170,9 +170,11 @@ struct vhost_dev {
struct list_head read_list;
struct list_head pending_list;
wait_queue_head_t wait;
+ int iov_limit;
};
-void vhost_dev_init(struct vhost_dev *, struct vhost_virtqueue **vqs, int nvqs);
+void vhost_dev_init(struct vhost_dev *, struct vhost_virtqueue **vqs,
+ int nvqs, int iov_limit);
long vhost_dev_set_owner(struct vhost_dev *dev);
bool vhost_dev_has_owner(struct vhost_dev *dev);
long vhost_dev_check_owner(struct vhost_dev *);
diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c
index 3fbc068eaa9b..bb5fc0e9fbc2 100644
--- a/drivers/vhost/vsock.c
+++ b/drivers/vhost/vsock.c
@@ -531,7 +531,7 @@ static int vhost_vsock_dev_open(struct inode *inode, struct file *file)
vsock->vqs[VSOCK_VQ_TX].handle_kick = vhost_vsock_handle_tx_kick;
vsock->vqs[VSOCK_VQ_RX].handle_kick = vhost_vsock_handle_rx_kick;
- vhost_dev_init(&vsock->dev, vqs, ARRAY_SIZE(vsock->vqs));
+ vhost_dev_init(&vsock->dev, vqs, ARRAY_SIZE(vsock->vqs), UIO_MAXIOV);
file->private_data = vsock;
spin_lock_init(&vsock->send_pkt_list_lock);
diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
index 09731b2f6815..c6b3bdbbdbc9 100644
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -271,6 +271,7 @@ static void vgacon_scrollback_update(struct vc_data *c, int t, int count)
static void vgacon_restore_screen(struct vc_data *c)
{
+ c->vc_origin = c->vc_visible_origin;
vgacon_scrollback_cur->save = 0;
if (!vga_is_gfx && !vgacon_scrollback_cur->restore) {
@@ -287,8 +288,7 @@ static void vgacon_scrolldelta(struct vc_data *c, int lines)
int start, end, count, soff;
if (!lines) {
- c->vc_visible_origin = c->vc_origin;
- vga_set_mem_top(c);
+ vgacon_restore_screen(c);
return;
}
@@ -298,6 +298,7 @@ static void vgacon_scrolldelta(struct vc_data *c, int lines)
if (!vgacon_scrollback_cur->save) {
vgacon_cursor(c, CM_ERASE);
vgacon_save_screen(c);
+ c->vc_origin = (unsigned long)c->vc_screenbuf;
vgacon_scrollback_cur->save = 1;
}
@@ -335,7 +336,7 @@ static void vgacon_scrolldelta(struct vc_data *c, int lines)
int copysize;
int diff = c->vc_rows - count;
- void *d = (void *) c->vc_origin;
+ void *d = (void *) c->vc_visible_origin;
void *s = (void *) c->vc_screenbuf;
count *= c->vc_size_row;
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c
index 989cf872b98c..bb7888429be6 100644
--- a/drivers/xen/swiotlb-xen.c
+++ b/drivers/xen/swiotlb-xen.c
@@ -645,7 +645,7 @@ xen_swiotlb_dma_mmap(struct device *dev, struct vm_area_struct *vma,
void *cpu_addr, dma_addr_t dma_addr, size_t size,
unsigned long attrs)
{
-#if defined(CONFIG_ARM) || defined(CONFIG_ARM64)
+#ifdef CONFIG_ARM
if (xen_get_dma_ops(dev)->mmap)
return xen_get_dma_ops(dev)->mmap(dev, vma, cpu_addr,
dma_addr, size, attrs);
@@ -662,7 +662,7 @@ xen_swiotlb_get_sgtable(struct device *dev, struct sg_table *sgt,
void *cpu_addr, dma_addr_t handle, size_t size,
unsigned long attrs)
{
-#if defined(CONFIG_ARM) || defined(CONFIG_ARM64)
+#ifdef CONFIG_ARM
if (xen_get_dma_ops(dev)->get_sgtable) {
#if 0
/*