diff options
1612 files changed, 17436 insertions, 9076 deletions
diff --git a/.clang-format b/.clang-format index 6ec5558b516b..e92e6dd1780d 100644 --- a/.clang-format +++ b/.clang-format @@ -142,10 +142,13 @@ ForEachMacros: - 'for_each_card_auxs' - 'for_each_card_auxs_safe' - 'for_each_card_components' + - 'for_each_card_dapms' - 'for_each_card_pre_auxs' - 'for_each_card_prelinks' - 'for_each_card_rtds' - 'for_each_card_rtds_safe' + - 'for_each_card_widgets' + - 'for_each_card_widgets_safe' - 'for_each_cgroup_storage_type' - 'for_each_child_of_node' - 'for_each_clear_bit' @@ -160,6 +163,7 @@ ForEachMacros: - 'for_each_cpu_and' - 'for_each_cpu_not' - 'for_each_cpu_wrap' + - 'for_each_dapm_widgets' - 'for_each_dev_addr' - 'for_each_dev_scope' - 'for_each_displayid_db' @@ -170,7 +174,6 @@ ForEachMacros: - 'for_each_dpcm_fe' - 'for_each_drhd_unit' - 'for_each_dss_dev' - - 'for_each_efi_handle' - 'for_each_efi_memory_desc' - 'for_each_efi_memory_desc_in_map' - 'for_each_element' @@ -191,6 +194,7 @@ ForEachMacros: - 'for_each_ip_tunnel_rcu' - 'for_each_irq_nr' - 'for_each_link_codecs' + - 'for_each_link_cpus' - 'for_each_link_platforms' - 'for_each_lru' - 'for_each_matching_node' @@ -250,6 +254,7 @@ ForEachMacros: - 'for_each_pci_bridge' - 'for_each_pci_dev' - 'for_each_pci_msi_entry' + - 'for_each_pcm_streams' - 'for_each_populated_zone' - 'for_each_possible_cpu' - 'for_each_present_cpu' @@ -260,9 +265,12 @@ ForEachMacros: - 'for_each_property_of_node' - 'for_each_registered_fb' - 'for_each_reserved_mem_region' - - 'for_each_rtd_codec_dai' - - 'for_each_rtd_codec_dai_rollback' + - 'for_each_rtd_codec_dais' + - 'for_each_rtd_codec_dais_rollback' - 'for_each_rtd_components' + - 'for_each_rtd_cpu_dais' + - 'for_each_rtd_cpu_dais_rollback' + - 'for_each_rtd_dais' - 'for_each_set_bit' - 'for_each_set_bit_from' - 'for_each_set_clump8' @@ -334,6 +342,7 @@ ForEachMacros: - 'klp_for_each_object' - 'klp_for_each_object_safe' - 'klp_for_each_object_static' + - 'kunit_suite_for_each_test_case' - 'kvm_for_each_memslot' - 'kvm_for_each_vcpu' - 'list_for_each' @@ -387,6 +396,7 @@ ForEachMacros: - 'of_property_for_each_string' - 'of_property_for_each_u32' - 'pci_bus_for_each_resource' + - 'pcm_for_each_format' - 'ping_portaddr_for_each_entry' - 'plist_for_each' - 'plist_for_each_continue' @@ -482,7 +492,7 @@ KeepEmptyLinesAtTheStartOfBlocks: false MacroBlockBegin: '' MacroBlockEnd: '' MaxEmptyLinesToKeep: 1 -NamespaceIndentation: Inner +NamespaceIndentation: None #ObjCBinPackProtocolList: Auto # Unknown to clang-format-5.0 ObjCBlockIndentWidth: 8 ObjCSpaceAfterProperty: true @@ -288,6 +288,8 @@ Vladimir Davydov <vdavydov.dev@gmail.com> <vdavydov@virtuozzo.com> Vladimir Davydov <vdavydov.dev@gmail.com> <vdavydov@parallels.com> Takashi YOSHII <takashi.yoshii.zj@renesas.com> Will Deacon <will@kernel.org> <will.deacon@arm.com> +Wolfram Sang <wsa@kernel.org> <wsa@the-dreams.de> +Wolfram Sang <wsa@kernel.org> <w.sang@pengutronix.de> Yakir Yang <kuankuan.y@gmail.com> <ykk@rock-chips.com> Yusuke Goda <goda.yusuke@renesas.com> Gustavo Padovan <gustavo@las.ic.unicamp.br> diff --git a/Documentation/admin-guide/device-mapper/dm-integrity.rst b/Documentation/admin-guide/device-mapper/dm-integrity.rst index c00f9f11e3f3..8439d2ae689b 100644 --- a/Documentation/admin-guide/device-mapper/dm-integrity.rst +++ b/Documentation/admin-guide/device-mapper/dm-integrity.rst @@ -182,12 +182,15 @@ fix_padding space-efficient. If this option is not present, large padding is used - that is for compatibility with older kernels. - -The journal mode (D/J), buffer_sectors, journal_watermark, commit_time can -be changed when reloading the target (load an inactive table and swap the -tables with suspend and resume). The other arguments should not be changed -when reloading the target because the layout of disk data depend on them -and the reloaded target would be non-functional. +allow_discards + Allow block discard requests (a.k.a. TRIM) for the integrity device. + Discards are only allowed to devices using internal hash. + +The journal mode (D/J), buffer_sectors, journal_watermark, commit_time and +allow_discards can be changed when reloading the target (load an inactive +table and swap the tables with suspend and resume). The other arguments +should not be changed when reloading the target because the layout of disk +data depend on them and the reloaded target would be non-functional. The layout of the formatted block device: diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index f2a93c8679e8..7bc83f3d9bdf 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -5187,8 +5187,7 @@ usbcore.old_scheme_first= [USB] Start with the old device initialization - scheme, applies only to low and full-speed devices - (default 0 = off). + scheme (default 0 = off). usbcore.usbfs_memory_mb= [USB] Memory limit (in MB) for buffers allocated by diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst index 39c95c0e13d3..0d427fd10941 100644 --- a/Documentation/admin-guide/sysctl/kernel.rst +++ b/Documentation/admin-guide/sysctl/kernel.rst @@ -390,9 +390,17 @@ When ``kptr_restrict`` is set to 2, kernel pointers printed using modprobe ======== -This gives the full path of the modprobe command which the kernel will -use to load modules. This can be used to debug module loading -requests:: +The full path to the usermode helper for autoloading kernel modules, +by default "/sbin/modprobe". This binary is executed when the kernel +requests a module. For example, if userspace passes an unknown +filesystem type to mount(), then the kernel will automatically request +the corresponding filesystem module by executing this usermode helper. +This usermode helper should insert the needed module into the kernel. + +This sysctl only affects module autoloading. It has no effect on the +ability to explicitly insert modules. + +This sysctl can be used to debug module loading requests:: echo '#! /bin/sh' > /tmp/modprobe echo 'echo "$@" >> /tmp/modprobe.log' >> /tmp/modprobe @@ -400,10 +408,15 @@ requests:: chmod a+x /tmp/modprobe echo /tmp/modprobe > /proc/sys/kernel/modprobe -This only applies when the *kernel* is requesting that the module be -loaded; it won't have any effect if the module is being loaded -explicitly using ``modprobe`` from userspace. +Alternatively, if this sysctl is set to the empty string, then module +autoloading is completely disabled. The kernel will not try to +execute a usermode helper at all, nor will it call the +kernel_module_request LSM hook. +If CONFIG_STATIC_USERMODEHELPER=y is set in the kernel configuration, +then the configured static usermode helper overrides this sysctl, +except that the empty string is still accepted to completely disable +module autoloading as described above. modules_disabled ================ @@ -446,28 +459,6 @@ Notes: successful IPC object allocation. If an IPC object allocation syscall fails, it is undefined if the value remains unmodified or is reset to -1. -modprobe: -========= - -The path to the usermode helper for autoloading kernel modules, by -default "/sbin/modprobe". This binary is executed when the kernel -requests a module. For example, if userspace passes an unknown -filesystem type to mount(), then the kernel will automatically request -the corresponding filesystem module by executing this usermode helper. -This usermode helper should insert the needed module into the kernel. - -This sysctl only affects module autoloading. It has no effect on the -ability to explicitly insert modules. - -If this sysctl is set to the empty string, then module autoloading is -completely disabled. The kernel will not try to execute a usermode -helper at all, nor will it call the kernel_module_request LSM hook. - -If CONFIG_STATIC_USERMODEHELPER=y is set in the kernel configuration, -then the configured static usermode helper overrides this sysctl, -except that the empty string is still accepted to completely disable -module autoloading as described above. - nmi_watchdog ============ diff --git a/Documentation/arm64/amu.rst b/Documentation/arm64/amu.rst index 5057b11100ed..036783ee327f 100644 --- a/Documentation/arm64/amu.rst +++ b/Documentation/arm64/amu.rst @@ -23,13 +23,14 @@ optional external memory-mapped interface. Version 1 of the Activity Monitors architecture implements a counter group of four fixed and architecturally defined 64-bit event counters. - - CPU cycle counter: increments at the frequency of the CPU. - - Constant counter: increments at the fixed frequency of the system - clock. - - Instructions retired: increments with every architecturally executed - instruction. - - Memory stall cycles: counts instruction dispatch stall cycles caused by - misses in the last level cache within the clock domain. + +- CPU cycle counter: increments at the frequency of the CPU. +- Constant counter: increments at the fixed frequency of the system + clock. +- Instructions retired: increments with every architecturally executed + instruction. +- Memory stall cycles: counts instruction dispatch stall cycles caused by + misses in the last level cache within the clock domain. When in WFI or WFE these counters do not increment. @@ -57,11 +58,12 @@ counters, only the presence of the extension. Firmware (code running at higher exception levels, e.g. arm-tf) support is needed to: - - Enable access for lower exception levels (EL2 and EL1) to the AMU - registers. - - Enable the counters. If not enabled these will read as 0. - - Save/restore the counters before/after the CPU is being put/brought up - from the 'off' power state. + +- Enable access for lower exception levels (EL2 and EL1) to the AMU + registers. +- Enable the counters. If not enabled these will read as 0. +- Save/restore the counters before/after the CPU is being put/brought up + from the 'off' power state. When using kernels that have this feature enabled but boot with broken firmware the user may experience panics or lockups when accessing the @@ -78,10 +80,11 @@ are not trapped in EL2/EL3. The fixed counters of AMUv1 are accessible though the following system register definitions: - - SYS_AMEVCNTR0_CORE_EL0 - - SYS_AMEVCNTR0_CONST_EL0 - - SYS_AMEVCNTR0_INST_RET_EL0 - - SYS_AMEVCNTR0_MEM_STALL_EL0 + +- SYS_AMEVCNTR0_CORE_EL0 +- SYS_AMEVCNTR0_CONST_EL0 +- SYS_AMEVCNTR0_INST_RET_EL0 +- SYS_AMEVCNTR0_MEM_STALL_EL0 Auxiliary platform specific counters can be accessed using SYS_AMEVCNTR1_EL0(n), where n is a value between 0 and 15. @@ -93,9 +96,10 @@ Userspace access ---------------- Currently, access from userspace to the AMU registers is disabled due to: - - Security reasons: they might expose information about code executed in - secure mode. - - Purpose: AMU counters are intended for system management use. + +- Security reasons: they might expose information about code executed in + secure mode. +- Purpose: AMU counters are intended for system management use. Also, the presence of the feature is not visible to userspace. @@ -105,8 +109,9 @@ Virtualization Currently, access from userspace (EL0) and kernelspace (EL1) on the KVM guest side is disabled due to: - - Security reasons: they might expose information about code executed - by other guests or the host. + +- Security reasons: they might expose information about code executed + by other guests or the host. Any attempt to access the AMU registers will result in an UNDEFINED exception being injected into the guest. diff --git a/Documentation/core-api/printk-formats.rst b/Documentation/core-api/printk-formats.rst index 8ebe46b1af39..5dfcc4592b23 100644 --- a/Documentation/core-api/printk-formats.rst +++ b/Documentation/core-api/printk-formats.rst @@ -112,6 +112,20 @@ used when printing stack backtraces. The specifier takes into consideration the effect of compiler optimisations which may occur when tail-calls are used and marked with the noreturn GCC attribute. +Probed Pointers from BPF / tracing +---------------------------------- + +:: + + %pks kernel string + %pus user string + +The ``k`` and ``u`` specifiers are used for printing prior probed memory from +either kernel memory (k) or user memory (u). The subsequent ``s`` specifier +results in printing a string. For direct use in regular vsnprintf() the (k) +and (u) annotation is ignored, however, when used out of BPF's bpf_trace_printk(), +for example, it reads the memory it is pointing to without faulting. + Kernel Pointers --------------- diff --git a/Documentation/core-api/timekeeping.rst b/Documentation/core-api/timekeeping.rst index c0ffa30c7c37..729e24864fe7 100644 --- a/Documentation/core-api/timekeeping.rst +++ b/Documentation/core-api/timekeeping.rst @@ -154,9 +154,9 @@ architectures. These are the recommended replacements: Use ktime_get() or ktime_get_ts64() instead. -.. c:function:: struct timeval do_gettimeofday( void ) - struct timespec getnstimeofday( void ) - struct timespec64 getnstimeofday64( void ) +.. c:function:: void do_gettimeofday( struct timeval * ) + void getnstimeofday( struct timespec * ) + void getnstimeofday64( struct timespec64 * ) void ktime_get_real_ts( struct timespec * ) ktime_get_real_ts64() is a direct replacement, but consider using diff --git a/Documentation/devicetree/bindings/Makefile b/Documentation/devicetree/bindings/Makefile index 1df680d07461..7782d9985082 100644 --- a/Documentation/devicetree/bindings/Makefile +++ b/Documentation/devicetree/bindings/Makefile @@ -2,6 +2,7 @@ DT_DOC_CHECKER ?= dt-doc-validate DT_EXTRACT_EX ?= dt-extract-example DT_MK_SCHEMA ?= dt-mk-schema +DT_MK_SCHEMA_USERONLY_FLAG := $(if $(DT_SCHEMA_FILES), -u) quiet_cmd_chk_binding = CHKDT $(patsubst $(srctree)/%,%,$<) cmd_chk_binding = $(DT_DOC_CHECKER) -u $(srctree)/$(src) $< ; \ @@ -13,16 +14,18 @@ $(obj)/%.example.dts: $(src)/%.yaml FORCE # Use full schemas when checking %.example.dts DT_TMP_SCHEMA := $(obj)/processed-schema-examples.yaml +find_cmd = find $(srctree)/$(src) \( -name '*.yaml' ! \ + -name 'processed-schema*' ! \ + -name '*.example.dt.yaml' \) + quiet_cmd_mk_schema = SCHEMA $@ - cmd_mk_schema = $(DT_MK_SCHEMA) $(DT_MK_SCHEMA_FLAGS) -o $@ $(real-prereqs) + cmd_mk_schema = rm -f $@ ; \ + $(if $(DT_MK_SCHEMA_FLAGS), \ + echo $(real-prereqs), \ + $(find_cmd)) | \ + xargs $(DT_MK_SCHEMA) $(DT_MK_SCHEMA_FLAGS) >> $@ -DT_DOCS = $(addprefix $(src)/, \ - $(shell \ - cd $(srctree)/$(src) && \ - find * \( -name '*.yaml' ! \ - -name 'processed-schema*' ! \ - -name '*.example.dt.yaml' \) \ - )) +DT_DOCS = $(shell $(find_cmd) | sed -e 's|^$(srctree)/||') DT_SCHEMA_FILES ?= $(DT_DOCS) @@ -37,7 +40,7 @@ override DTC_FLAGS := \ $(obj)/processed-schema-examples.yaml: $(DT_DOCS) FORCE $(call if_changed,mk_schema) -$(obj)/processed-schema.yaml: DT_MK_SCHEMA_FLAGS := -u +$(obj)/processed-schema.yaml: DT_MK_SCHEMA_FLAGS := $(DT_MK_SCHEMA_USERONLY_FLAG) $(obj)/processed-schema.yaml: $(DT_SCHEMA_FILES) FORCE $(call if_changed,mk_schema) diff --git a/Documentation/devicetree/bindings/arm/sunxi/allwinner,sun4i-a10-mbus.yaml b/Documentation/devicetree/bindings/arm/sunxi/allwinner,sun4i-a10-mbus.yaml index aa0738b4d534..e713a6fe4cf7 100644 --- a/Documentation/devicetree/bindings/arm/sunxi/allwinner,sun4i-a10-mbus.yaml +++ b/Documentation/devicetree/bindings/arm/sunxi/allwinner,sun4i-a10-mbus.yaml @@ -42,6 +42,10 @@ properties: description: See section 2.3.9 of the DeviceTree Specification. + '#address-cells': true + + '#size-cells': true + required: - "#interconnect-cells" - compatible @@ -59,6 +63,8 @@ examples: compatible = "allwinner,sun5i-a13-mbus"; reg = <0x01c01000 0x1000>; clocks = <&ccu CLK_MBUS>; + #address-cells = <1>; + #size-cells = <1>; dma-ranges = <0x00000000 0x40000000 0x20000000>; #interconnect-cells = <1>; }; diff --git a/Documentation/devicetree/bindings/clock/arm,syscon-icst.yaml b/Documentation/devicetree/bindings/clock/arm,syscon-icst.yaml index de9a465096db..444aeea27db8 100644 --- a/Documentation/devicetree/bindings/clock/arm,syscon-icst.yaml +++ b/Documentation/devicetree/bindings/clock/arm,syscon-icst.yaml @@ -91,7 +91,7 @@ required: examples: - | - vco1: clock@00 { + vco1: clock { compatible = "arm,impd1-vco1"; #clock-cells = <0>; lock-offset = <0x08>; diff --git a/Documentation/devicetree/bindings/display/bridge/adi,adv7123.txt b/Documentation/devicetree/bindings/display/bridge/adi,adv7123.txt index a6b2b2b8f3d9..d3c2a4914ea2 100644 --- a/Documentation/devicetree/bindings/display/bridge/adi,adv7123.txt +++ b/Documentation/devicetree/bindings/display/bridge/adi,adv7123.txt @@ -1,5 +1,5 @@ -Analog Device ADV7123 Video DAC -------------------------------- +Analog Devices ADV7123 Video DAC +-------------------------------- The ADV7123 is a digital-to-analog converter that outputs VGA signals from a parallel video input. diff --git a/Documentation/devicetree/bindings/display/bridge/adi,adv7511.txt b/Documentation/devicetree/bindings/display/bridge/adi,adv7511.txt index e8ddec5d9d91..659523f538bf 100644 --- a/Documentation/devicetree/bindings/display/bridge/adi,adv7511.txt +++ b/Documentation/devicetree/bindings/display/bridge/adi,adv7511.txt @@ -1,5 +1,5 @@ -Analog Device ADV7511(W)/13/33/35 HDMI Encoders ------------------------------------------ +Analog Devices ADV7511(W)/13/33/35 HDMI Encoders +------------------------------------------------ The ADV7511, ADV7511W, ADV7513, ADV7533 and ADV7535 are HDMI audio and video transmitters compatible with HDMI 1.4 and DVI 1.0. They support color space diff --git a/Documentation/devicetree/bindings/dma/adi,axi-dmac.txt b/Documentation/devicetree/bindings/dma/adi,axi-dmac.txt index b38ee732efa9..cd17684aaab5 100644 --- a/Documentation/devicetree/bindings/dma/adi,axi-dmac.txt +++ b/Documentation/devicetree/bindings/dma/adi,axi-dmac.txt @@ -1,4 +1,4 @@ -Analog Device AXI-DMAC DMA controller +Analog Devices AXI-DMAC DMA controller Required properties: - compatible: Must be "adi,axi-dmac-1.00.a". diff --git a/Documentation/devicetree/bindings/dma/fsl-edma.txt b/Documentation/devicetree/bindings/dma/fsl-edma.txt index e77b08ebcd06..ee1754739b4b 100644 --- a/Documentation/devicetree/bindings/dma/fsl-edma.txt +++ b/Documentation/devicetree/bindings/dma/fsl-edma.txt @@ -10,7 +10,8 @@ Required properties: - compatible : - "fsl,vf610-edma" for eDMA used similar to that on Vybrid vf610 SoC - "fsl,imx7ulp-edma" for eDMA2 used similar to that on i.mx7ulp - - "fsl,fsl,ls1028a-edma" for eDMA used similar to that on Vybrid vf610 SoC + - "fsl,ls1028a-edma" followed by "fsl,vf610-edma" for eDMA used on the + LS1028A SoC. - reg : Specifies base physical address(s) and size of the eDMA registers. The 1st region is eDMA control register's address and size. The 2nd and the 3rd regions are programmable channel multiplexing diff --git a/Documentation/devicetree/bindings/dma/socionext,uniphier-xdmac.yaml b/Documentation/devicetree/bindings/dma/socionext,uniphier-xdmac.yaml index 86cfb599256e..371f18773198 100644 --- a/Documentation/devicetree/bindings/dma/socionext,uniphier-xdmac.yaml +++ b/Documentation/devicetree/bindings/dma/socionext,uniphier-xdmac.yaml @@ -22,9 +22,7 @@ properties: const: socionext,uniphier-xdmac reg: - items: - - description: XDMAC base register region (offset and length) - - description: XDMAC extension register region (offset and length) + maxItems: 1 interrupts: maxItems: 1 @@ -49,12 +47,13 @@ required: - reg - interrupts - "#dma-cells" + - dma-channels examples: - | xdmac: dma-controller@5fc10000 { compatible = "socionext,uniphier-xdmac"; - reg = <0x5fc10000 0x1000>, <0x5fc20000 0x800>; + reg = <0x5fc10000 0x5300>; interrupts = <0 188 4>; #dma-cells = <2>; dma-channels = <16>; diff --git a/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml b/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml index 57a240d2d026..7db78767c02d 100644 --- a/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml +++ b/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml @@ -2,7 +2,7 @@ # Copyright 2019 Analog Devices Inc. %YAML 1.2 --- -$id: http://devicetree.org/schemas/bindings/hwmon/adi,axi-fan-control.yaml# +$id: http://devicetree.org/schemas/hwmon/adi,axi-fan-control.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Analog Devices AXI FAN Control Device Tree Bindings @@ -47,7 +47,7 @@ required: examples: - | - fpga_axi: fpga-axi@0 { + fpga_axi: fpga-axi { #address-cells = <0x2>; #size-cells = <0x1>; diff --git a/Documentation/devicetree/bindings/hwmon/adt7475.yaml b/Documentation/devicetree/bindings/hwmon/adt7475.yaml index 76985034ea73..46c441574f98 100644 --- a/Documentation/devicetree/bindings/hwmon/adt7475.yaml +++ b/Documentation/devicetree/bindings/hwmon/adt7475.yaml @@ -1,7 +1,7 @@ # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) %YAML 1.2 --- -$id: http://devicetree.org/schemas/adt7475.yaml# +$id: http://devicetree.org/schemas/hwmon/adt7475.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: ADT7475 hwmon sensor diff --git a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml index 933ba37944d7..dd8eb15aeb63 100644 --- a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml +++ b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml @@ -1,7 +1,7 @@ # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) %YAML 1.2 --- -$id: "http://devicetree.org/schemas/bindings/iio/adc/st,stm32-adc.yaml#" +$id: "http://devicetree.org/schemas/iio/adc/st,stm32-adc.yaml#" $schema: "http://devicetree.org/meta-schemas/core.yaml#" title: STMicroelectronics STM32 ADC bindings diff --git a/Documentation/devicetree/bindings/iio/dac/ad5755.txt b/Documentation/devicetree/bindings/iio/dac/ad5755.txt index f0bbd7e1029b..502e1e55adbd 100644 --- a/Documentation/devicetree/bindings/iio/dac/ad5755.txt +++ b/Documentation/devicetree/bindings/iio/dac/ad5755.txt @@ -1,4 +1,4 @@ -* Analog Device AD5755 IIO Multi-Channel DAC Linux Driver +* Analog Devices AD5755 IIO Multi-Channel DAC Linux Driver Required properties: - compatible: Has to contain one of the following: diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad5770r.yaml b/Documentation/devicetree/bindings/iio/dac/adi,ad5770r.yaml index d9c25cf4b92f..58d81ca43460 100644 --- a/Documentation/devicetree/bindings/iio/dac/adi,ad5770r.yaml +++ b/Documentation/devicetree/bindings/iio/dac/adi,ad5770r.yaml @@ -2,7 +2,7 @@ # Copyright 2020 Analog Devices Inc. %YAML 1.2 --- -$id: http://devicetree.org/schemas/bindings/iio/dac/adi,ad5770r.yaml# +$id: http://devicetree.org/schemas/iio/dac/adi,ad5770r.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Analog Devices AD5770R DAC device driver @@ -49,93 +49,86 @@ properties: asserted during driver probe. maxItems: 1 - channel0: + channel@0: description: Represents an external channel which are connected to the DAC. Channel 0 can act both as a current source and sink. type: object properties: - num: + reg: description: This represents the channel number. - items: - const: 0 + const: 0 adi,range-microamp: description: Output range of the channel. oneOf: - - $ref: /schemas/types.yaml#/definitions/int32-array - items: - - enum: [0 300000] - - enum: [-60000 0] - - enum: [-60000 300000] + - const: 0 + - const: 300000 + - items: + - const: -60000 + - const: 0 + - items: + - const: -60000 + - const: 300000 - channel1: + channel@1: description: Represents an external channel which are connected to the DAC. type: object properties: - num: + reg: description: This represents the channel number. - items: - const: 1 + const: 1 adi,range-microamp: description: Output range of the channel. - oneOf: - - $ref: /schemas/types.yaml#/definitions/uint32-array - - items: - - enum: [0 140000] - - enum: [0 250000] + items: + - const: 0 + - enum: [ 140000, 250000 ] - channel2: + channel@2: description: Represents an external channel which are connected to the DAC. type: object properties: - num: + reg: description: This represents the channel number. - items: - const: 2 + const: 2 adi,range-microamp: description: Output range of the channel. - oneOf: - - $ref: /schemas/types.yaml#/definitions/uint32-array - - items: - - enum: [0 140000] - - enum: [0 250000] + items: + - const: 0 + - enum: [ 55000, 150000 ] patternProperties: "^channel@([3-5])$": type: object description: Represents the external channels which are connected to the DAC. properties: - num: + reg: description: This represents the channel number. - items: - minimum: 3 - maximum: 5 + minimum: 3 + maximum: 5 adi,range-microamp: description: Output range of the channel. - oneOf: - - $ref: /schemas/types.yaml#/definitions/uint32-array - - items: - - enum: [0 45000] - - enum: [0 100000] + items: + - const: 0 + - enum: [ 45000, 100000 ] required: - reg -- diff-channels -- channel0 -- channel1 -- channel2 -- channel3 -- channel4 -- channel5 +- channel@0 +- channel@1 +- channel@2 +- channel@3 +- channel@4 +- channel@5 examples: - | @@ -144,40 +137,42 @@ examples: #size-cells = <0>; ad5770r@0 { - compatible = "ad5770r"; + compatible = "adi,ad5770r"; reg = <0>; spi-max-frequency = <1000000>; vref-supply = <&vref>; adi,external-resistor; reset-gpios = <&gpio 22 0>; + #address-cells = <1>; + #size-cells = <0>; channel@0 { - num = <0>; - adi,range-microamp = <(-60000) 300000>; + reg = <0>; + adi,range-microamp = <0 300000>; }; channel@1 { - num = <1>; + reg = <1>; adi,range-microamp = <0 140000>; }; channel@2 { - num = <2>; + reg = <2>; adi,range-microamp = <0 55000>; }; channel@3 { - num = <3>; + reg = <3>; adi,range-microamp = <0 45000>; }; channel@4 { - num = <4>; + reg = <4>; adi,range-microamp = <0 45000>; }; channel@5 { - num = <5>; + reg = <5>; adi,range-microamp = <0 45000>; }; }; diff --git a/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.yaml b/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.yaml index 8d58709d4b47..383d64a91854 100644 --- a/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.yaml +++ b/Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.yaml @@ -109,7 +109,7 @@ examples: - | #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/interrupt-controller/arm-gic.h> - i2c@00000000 { + i2c { #address-cells = <1>; #size-cells = <0>; edt-ft5x06@38 { diff --git a/Documentation/devicetree/bindings/interrupt-controller/loongson,liointc.yaml b/Documentation/devicetree/bindings/interrupt-controller/loongson,liointc.yaml index 9c6b91fee477..26f1fcf0857a 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/loongson,liointc.yaml +++ b/Documentation/devicetree/bindings/interrupt-controller/loongson,liointc.yaml @@ -56,9 +56,8 @@ properties: cell with zero. allOf: - $ref: /schemas/types.yaml#/definitions/uint32-array - - items: - minItems: 4 - maxItems: 4 + - minItems: 4 + maxItems: 4 required: diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml index 12516bd89cf9..611bda38d187 100644 --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml @@ -97,30 +97,35 @@ examples: #include <dt-bindings/clock/tegra186-clock.h> #include <dt-bindings/interrupt-controller/arm-gic.h> - memory-controller@2c00000 { - compatible = "nvidia,tegra186-mc"; - reg = <0x0 0x02c00000 0x0 0xb0000>; - interrupts = <GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>; - + bus { #address-cells = <2>; #size-cells = <2>; - ranges = <0x0 0x02c00000 0x02c00000 0x0 0xb0000>; + memory-controller@2c00000 { + compatible = "nvidia,tegra186-mc"; + reg = <0x0 0x02c00000 0x0 0xb0000>; + interrupts = <GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>; + + #address-cells = <2>; + #size-cells = <2>; + + ranges = <0x0 0x02c00000 0x0 0x02c00000 0x0 0xb0000>; - /* - * Memory clients have access to all 40 bits that the memory - * controller can address. - */ - dma-ranges = <0x0 0x0 0x0 0x0 0x100 0x0>; + /* + * Memory clients have access to all 40 bits that the memory + * controller can address. + */ + dma-ranges = <0x0 0x0 0x0 0x0 0x100 0x0>; - external-memory-controller@2c60000 { - compatible = "nvidia,tegra186-emc"; - reg = <0x0 0x02c60000 0x0 0x50000>; - interrupts = <GIC_SPI 224 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&bpmp TEGRA186_CLK_EMC>; - clock-names = "emc"; + external-memory-controller@2c60000 { + compatible = "nvidia,tegra186-emc"; + reg = <0x0 0x02c60000 0x0 0x50000>; + interrupts = <GIC_SPI 224 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&bpmp TEGRA186_CLK_EMC>; + clock-names = "emc"; - nvidia,bpmp = <&bpmp>; + nvidia,bpmp = <&bpmp>; + }; }; }; diff --git a/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.yaml b/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.yaml index aa922c560fcc..65018a019e1d 100644 --- a/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.yaml +++ b/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.yaml @@ -123,7 +123,9 @@ examples: #include <dt-bindings/leds/common.h> i2c { - pmic: pmic@4b { + #address-cells = <1>; + #size-cells = <0>; + pmic: pmic@4b { compatible = "rohm,bd71837"; reg = <0x4b>; interrupt-parent = <&gpio1>; diff --git a/Documentation/devicetree/bindings/mfd/rohm,bd71847-pmic.yaml b/Documentation/devicetree/bindings/mfd/rohm,bd71847-pmic.yaml index 402e40dfe0b8..77bcca2d414f 100644 --- a/Documentation/devicetree/bindings/mfd/rohm,bd71847-pmic.yaml +++ b/Documentation/devicetree/bindings/mfd/rohm,bd71847-pmic.yaml @@ -128,7 +128,9 @@ examples: #include <dt-bindings/leds/common.h> i2c { - pmic: pmic@4b { + #address-cells = <1>; + #size-cells = <0>; + pmic: pmic@4b { compatible = "rohm,bd71847"; reg = <0x4b>; interrupt-parent = <&gpio1>; diff --git a/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml b/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml index d9ad9260e348..be7faa6dc055 100644 --- a/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml +++ b/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml @@ -259,8 +259,6 @@ properties: additionalProperties: false - additionalProperties: false - additionalProperties: false required: @@ -274,7 +272,7 @@ examples: - | #include <dt-bindings/mfd/st,stpmic1.h> #include <dt-bindings/interrupt-controller/arm-gic.h> - i2c@0 { + i2c { #address-cells = <1>; #size-cells = <0>; pmic@33 { diff --git a/Documentation/devicetree/bindings/net/dsa/b53.txt b/Documentation/devicetree/bindings/net/dsa/b53.txt index 5201bc15fdd6..cfd1afdc6e94 100644 --- a/Documentation/devicetree/bindings/net/dsa/b53.txt +++ b/Documentation/devicetree/bindings/net/dsa/b53.txt @@ -110,6 +110,9 @@ Ethernet switch connected via MDIO to the host, CPU port wired to eth0: #size-cells = <0>; ports { + #address-cells = <1>; + #size-cells = <0>; + port0@0 { reg = <0>; label = "lan1"; diff --git a/Documentation/devicetree/bindings/net/ethernet-phy.yaml b/Documentation/devicetree/bindings/net/ethernet-phy.yaml index 8927941c74bb..5aa141ccc113 100644 --- a/Documentation/devicetree/bindings/net/ethernet-phy.yaml +++ b/Documentation/devicetree/bindings/net/ethernet-phy.yaml @@ -45,6 +45,9 @@ properties: bits of a vendor specific ID. - items: - pattern: "^ethernet-phy-id[a-f0-9]{4}\\.[a-f0-9]{4}$" + - const: ethernet-phy-ieee802.3-c22 + - items: + - pattern: "^ethernet-phy-id[a-f0-9]{4}\\.[a-f0-9]{4}$" - const: ethernet-phy-ieee802.3-c45 reg: diff --git a/Documentation/devicetree/bindings/net/fsl-fec.txt b/Documentation/devicetree/bindings/net/fsl-fec.txt index 5b88fae0307d..ff8b0f211aa1 100644 --- a/Documentation/devicetree/bindings/net/fsl-fec.txt +++ b/Documentation/devicetree/bindings/net/fsl-fec.txt @@ -22,6 +22,8 @@ Optional properties: - fsl,err006687-workaround-present: If present indicates that the system has the hardware workaround for ERR006687 applied and does not need a software workaround. +- gpr: phandle of SoC general purpose register mode. Required for wake on LAN + on some SoCs -interrupt-names: names of the interrupts listed in interrupts property in the same order. The defaults if not specified are __Number of interrupts__ __Default__ diff --git a/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml b/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml index b9f90081046f..67df3fe861ee 100644 --- a/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml +++ b/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml @@ -48,6 +48,7 @@ examples: switch@10 { compatible = "qca,qca8337"; + reg = <0x10>; /* ... */ }; }; diff --git a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt index beca6466d59a..d2202791c1d4 100644 --- a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt +++ b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt @@ -29,7 +29,7 @@ Required properties for compatible string qcom,wcn399x-bt: Optional properties for compatible string qcom,wcn399x-bt: - - max-speed: see Documentation/devicetree/bindings/serial/slave-device.txt + - max-speed: see Documentation/devicetree/bindings/serial/serial.yaml - firmware-name: specify the name of nvm firmware to load - clocks: clock provided to the controller diff --git a/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml index 144ae29e7141..f8bd28ff31c1 100644 --- a/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml +++ b/Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml @@ -97,7 +97,7 @@ then: - $ref: /schemas/types.yaml#/definitions/uint32 - minimum: 0 maximum: 63 - default: 0 + default: 32 qcom,charge-ctrl-value: description: @@ -130,7 +130,7 @@ then: - $ref: /schemas/types.yaml#/definitions/uint32 - minimum: 0 maximum: 3 - default: 2 + default: 0 qcom,preemphasis-width: description: @@ -152,7 +152,7 @@ then: - $ref: /schemas/types.yaml#/definitions/uint32 - minimum: 0 maximum: 3 - default: 0 + default: 1 required: - compatible diff --git a/Documentation/devicetree/bindings/phy/ti,phy-j721e-wiz.yaml b/Documentation/devicetree/bindings/phy/ti,phy-j721e-wiz.yaml index fd1982c56104..3f913d6d1c3d 100644 --- a/Documentation/devicetree/bindings/phy/ti,phy-j721e-wiz.yaml +++ b/Documentation/devicetree/bindings/phy/ti,phy-j721e-wiz.yaml @@ -146,7 +146,7 @@ patternProperties: bindings specified in Documentation/devicetree/bindings/phy/phy-cadence-sierra.txt Torrent SERDES should follow the bindings specified in - Documentation/devicetree/bindings/phy/phy-cadence-dp.txt + Documentation/devicetree/bindings/phy/phy-cadence-torrent.yaml required: - compatible diff --git a/Documentation/devicetree/bindings/pwm/google,cros-ec-pwm.yaml b/Documentation/devicetree/bindings/pwm/google,cros-ec-pwm.yaml index 24c217b76580..41ece1d85315 100644 --- a/Documentation/devicetree/bindings/pwm/google,cros-ec-pwm.yaml +++ b/Documentation/devicetree/bindings/pwm/google,cros-ec-pwm.yaml @@ -31,10 +31,17 @@ additionalProperties: false examples: - | - cros-ec@0 { - compatible = "google,cros-ec-spi"; - cros_ec_pwm: ec-pwm { - compatible = "google,cros-ec-pwm"; - #pwm-cells = <1>; + spi { + #address-cells = <1>; + #size-cells = <0>; + + cros-ec@0 { + compatible = "google,cros-ec-spi"; + reg = <0>; + + cros_ec_pwm: ec-pwm { + compatible = "google,cros-ec-pwm"; + #pwm-cells = <1>; + }; }; }; diff --git a/Documentation/devicetree/bindings/regulator/mps,mp5416.yaml b/Documentation/devicetree/bindings/regulator/mps,mp5416.yaml index f0acce2029fd..3b019fa6db31 100644 --- a/Documentation/devicetree/bindings/regulator/mps,mp5416.yaml +++ b/Documentation/devicetree/bindings/regulator/mps,mp5416.yaml @@ -37,7 +37,6 @@ properties: type: object additionalProperties: false - additionalProperties: false required: - compatible diff --git a/Documentation/devicetree/bindings/regulator/mps,mpq7920.yaml b/Documentation/devicetree/bindings/regulator/mps,mpq7920.yaml index a682af0dc67e..ae6e7ab36c58 100644 --- a/Documentation/devicetree/bindings/regulator/mps,mpq7920.yaml +++ b/Documentation/devicetree/bindings/regulator/mps,mpq7920.yaml @@ -75,7 +75,8 @@ properties: description: | disables over voltage protection of this buck - additionalProperties: false + unevaluatedProperties: false + additionalProperties: false required: diff --git a/Documentation/devicetree/bindings/regulator/rohm,bd71828-regulator.yaml b/Documentation/devicetree/bindings/regulator/rohm,bd71828-regulator.yaml index 71ce032b8cf8..1e52dafcb5c9 100644 --- a/Documentation/devicetree/bindings/regulator/rohm,bd71828-regulator.yaml +++ b/Documentation/devicetree/bindings/regulator/rohm,bd71828-regulator.yaml @@ -35,6 +35,8 @@ patternProperties: description: should be "ldo1", ..., "ldo7" + unevaluatedProperties: false + "^BUCK[1-7]$": type: object allOf: @@ -103,5 +105,7 @@ patternProperties: required: - regulator-name - additionalProperties: false + + unevaluatedProperties: false + additionalProperties: false diff --git a/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.yaml b/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.yaml index a323b1696eee..543d4b52397e 100644 --- a/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.yaml +++ b/Documentation/devicetree/bindings/regulator/rohm,bd71837-regulator.yaml @@ -41,6 +41,8 @@ patternProperties: description: should be "ldo1", ..., "ldo7" + unevaluatedProperties: false + "^BUCK[1-8]$": type: object allOf: @@ -99,5 +101,7 @@ patternProperties: required: - regulator-name - additionalProperties: false + + unevaluatedProperties: false + additionalProperties: false diff --git a/Documentation/devicetree/bindings/regulator/rohm,bd71847-regulator.yaml b/Documentation/devicetree/bindings/regulator/rohm,bd71847-regulator.yaml index 526fd00bcb16..d797cc23406f 100644 --- a/Documentation/devicetree/bindings/regulator/rohm,bd71847-regulator.yaml +++ b/Documentation/devicetree/bindings/regulator/rohm,bd71847-regulator.yaml @@ -40,6 +40,8 @@ patternProperties: description: should be "ldo1", ..., "ldo6" + unevaluatedProperties: false + "^BUCK[1-6]$": type: object allOf: @@ -93,5 +95,7 @@ patternProperties: required: - regulator-name - additionalProperties: false + + unevaluatedProperties: false + additionalProperties: false diff --git a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml index 89ab67f20a7f..c147900f9041 100644 --- a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml +++ b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml @@ -39,7 +39,7 @@ additionalProperties: false examples: - | - rng { + rng@7e104000 { compatible = "brcm,bcm2835-rng"; reg = <0x7e104000 0x10>; interrupts = <2 29>; diff --git a/Documentation/devicetree/bindings/sound/rockchip-i2s.yaml b/Documentation/devicetree/bindings/sound/rockchip-i2s.yaml index 7cd0e278ed85..a3ba2186d6a1 100644 --- a/Documentation/devicetree/bindings/sound/rockchip-i2s.yaml +++ b/Documentation/devicetree/bindings/sound/rockchip-i2s.yaml @@ -56,6 +56,9 @@ properties: - const: tx - const: rx + power-domains: + maxItems: 1 + rockchip,capture-channels: allOf: - $ref: /schemas/types.yaml#/definitions/uint32 diff --git a/Documentation/devicetree/bindings/sound/rockchip-spdif.txt b/Documentation/devicetree/bindings/sound/rockchip-spdif.txt deleted file mode 100644 index ec20c1271e92..000000000000 --- a/Documentation/devicetree/bindings/sound/rockchip-spdif.txt +++ /dev/null @@ -1,45 +0,0 @@ -* Rockchip SPDIF transceiver - -The S/PDIF audio block is a stereo transceiver that allows the -processor to receive and transmit digital audio via an coaxial cable or -a fibre cable. - -Required properties: - -- compatible: should be one of the following: - - "rockchip,rk3066-spdif" - - "rockchip,rk3188-spdif" - - "rockchip,rk3228-spdif" - - "rockchip,rk3288-spdif" - - "rockchip,rk3328-spdif" - - "rockchip,rk3366-spdif" - - "rockchip,rk3368-spdif" - - "rockchip,rk3399-spdif" -- reg: physical base address of the controller and length of memory mapped - region. -- interrupts: should contain the SPDIF interrupt. -- dmas: DMA specifiers for tx dma. See the DMA client binding, - Documentation/devicetree/bindings/dma/dma.txt -- dma-names: should be "tx" -- clocks: a list of phandle + clock-specifier pairs, one for each entry - in clock-names. -- clock-names: should contain following: - - "hclk": clock for SPDIF controller - - "mclk" : clock for SPDIF bus - -Required properties on RK3288: - - rockchip,grf: the phandle of the syscon node for the general register - file (GRF) - -Example for the rk3188 SPDIF controller: - -spdif: spdif@1011e000 { - compatible = "rockchip,rk3188-spdif", "rockchip,rk3066-spdif"; - reg = <0x1011e000 0x2000>; - interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>; - dmas = <&dmac1_s 8>; - dma-names = "tx"; - clock-names = "hclk", "mclk"; - clocks = <&cru HCLK_SPDIF>, <&cru SCLK_SPDIF>; - #sound-dai-cells = <0>; -}; diff --git a/Documentation/devicetree/bindings/sound/rockchip-spdif.yaml b/Documentation/devicetree/bindings/sound/rockchip-spdif.yaml new file mode 100644 index 000000000000..c467152656f7 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/rockchip-spdif.yaml @@ -0,0 +1,101 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/rockchip-spdif.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip SPDIF transceiver + +description: + The S/PDIF audio block is a stereo transceiver that allows the + processor to receive and transmit digital audio via a coaxial or + fibre cable. + +maintainers: + - Heiko Stuebner <heiko@sntech.de> + +properties: + compatible: + oneOf: + - const: rockchip,rk3066-spdif + - const: rockchip,rk3228-spdif + - const: rockchip,rk3328-spdif + - const: rockchip,rk3366-spdif + - const: rockchip,rk3368-spdif + - const: rockchip,rk3399-spdif + - items: + - enum: + - rockchip,rk3188-spdif + - rockchip,rk3288-spdif + - const: rockchip,rk3066-spdif + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: clock for SPDIF bus + - description: clock for SPDIF controller + + clock-names: + items: + - const: mclk + - const: hclk + + dmas: + maxItems: 1 + + dma-names: + const: tx + + power-domains: + maxItems: 1 + + rockchip,grf: + $ref: /schemas/types.yaml#/definitions/phandle + description: + The phandle of the syscon node for the GRF register. + Required property on RK3288. + + "#sound-dai-cells": + const: 0 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - dmas + - dma-names + - "#sound-dai-cells" + +if: + properties: + compatible: + contains: + const: rockchip,rk3288-spdif + +then: + required: + - rockchip,grf + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/rk3188-cru.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + spdif: spdif@1011e000 { + compatible = "rockchip,rk3188-spdif", "rockchip,rk3066-spdif"; + reg = <0x1011e000 0x2000>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru SCLK_SPDIF>, <&cru HCLK_SPDIF>; + clock-names = "mclk", "hclk"; + dmas = <&dmac1_s 8>; + dma-names = "tx"; + #sound-dai-cells = <0>; + }; diff --git a/Documentation/devicetree/bindings/spi/qcom,spi-qcom-qspi.yaml b/Documentation/devicetree/bindings/spi/qcom,spi-qcom-qspi.yaml index 0cf470eaf2a0..5c16cf59ca00 100644 --- a/Documentation/devicetree/bindings/spi/qcom,spi-qcom-qspi.yaml +++ b/Documentation/devicetree/bindings/spi/qcom,spi-qcom-qspi.yaml @@ -61,7 +61,7 @@ examples: #include <dt-bindings/clock/qcom,gcc-sdm845.h> #include <dt-bindings/interrupt-controller/arm-gic.h> - soc: soc@0 { + soc: soc { #address-cells = <2>; #size-cells = <2>; diff --git a/Documentation/devicetree/bindings/usb/ingenic,musb.yaml b/Documentation/devicetree/bindings/usb/ingenic,musb.yaml index 1d6877875077..c2d2ee43ba67 100644 --- a/Documentation/devicetree/bindings/usb/ingenic,musb.yaml +++ b/Documentation/devicetree/bindings/usb/ingenic,musb.yaml @@ -56,7 +56,7 @@ additionalProperties: false examples: - | #include <dt-bindings/clock/jz4740-cgu.h> - usb_phy: usb-phy@0 { + usb_phy: usb-phy { compatible = "usb-nop-xceiv"; #phy-cells = <0>; }; diff --git a/Documentation/devicetree/bindings/usb/qcom,dwc3.txt b/Documentation/devicetree/bindings/usb/qcom,dwc3.txt index cb695aa3fba4..fbdd01756752 100644 --- a/Documentation/devicetree/bindings/usb/qcom,dwc3.txt +++ b/Documentation/devicetree/bindings/usb/qcom,dwc3.txt @@ -52,8 +52,8 @@ A child node must exist to represent the core DWC3 IP block. The name of the node is not important. The content of the node is defined in dwc3.txt. Phy documentation is provided in the following places: -Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt - USB3 QMP PHY -Documentation/devicetree/bindings/phy/qcom-qusb2-phy.txt - USB2 QUSB2 PHY +Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt - USB3 QMP PHY +Documentation/devicetree/bindings/phy/qcom,qusb2-phy.yaml - USB2 QUSB2 PHY Example device nodes: diff --git a/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml b/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml index 92d8631b9aa6..031452aa25bc 100644 --- a/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml +++ b/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml @@ -18,6 +18,7 @@ properties: - renesas,r8a774c0-usb3-peri # RZ/G2E - renesas,r8a7795-usb3-peri # R-Car H3 - renesas,r8a7796-usb3-peri # R-Car M3-W + - renesas,r8a77961-usb3-peri # R-Car M3-W+ - renesas,r8a77965-usb3-peri # R-Car M3-N - renesas,r8a77990-usb3-peri # R-Car E3 - const: renesas,rcar-gen3-usb3-peri diff --git a/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml b/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml index 469affa872d3..a7ae95598ccb 100644 --- a/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml +++ b/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml @@ -40,6 +40,7 @@ properties: - renesas,usbhs-r8a774c0 # RZ/G2E - renesas,usbhs-r8a7795 # R-Car H3 - renesas,usbhs-r8a7796 # R-Car M3-W + - renesas,usbhs-r8a77961 # R-Car M3-W+ - renesas,usbhs-r8a77965 # R-Car M3-N - renesas,usbhs-r8a77990 # R-Car E3 - renesas,usbhs-r8a77995 # R-Car D3 diff --git a/Documentation/devicetree/bindings/usb/rockchip,dwc3.txt b/Documentation/devicetree/bindings/usb/rockchip,dwc3.txt index c8c4b00ecb94..94520493233b 100644 --- a/Documentation/devicetree/bindings/usb/rockchip,dwc3.txt +++ b/Documentation/devicetree/bindings/usb/rockchip,dwc3.txt @@ -16,7 +16,7 @@ A child node must exist to represent the core DWC3 IP block. The name of the node is not important. The content of the node is defined in dwc3.txt. Phy documentation is provided in the following places: -Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt - USB2.0 PHY +Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.yaml - USB2.0 PHY Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt - Type-C PHY Example device nodes: diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt index 3f378951d624..dc025f126d71 100644 --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt @@ -16,7 +16,8 @@ Required properties: - "renesas,xhci-r8a7791" for r8a7791 SoC - "renesas,xhci-r8a7793" for r8a7793 SoC - "renesas,xhci-r8a7795" for r8a7795 SoC - - "renesas,xhci-r8a7796" for r8a7796 SoC + - "renesas,xhci-r8a7796" for r8a77960 SoC + - "renesas,xhci-r8a77961" for r8a77961 SoC - "renesas,xhci-r8a77965" for r8a77965 SoC - "renesas,xhci-r8a77990" for r8a77990 SoC - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 or RZ/G1 compatible diff --git a/Documentation/filesystems/debugfs.rst b/Documentation/filesystems/debugfs.rst index db9ea0854040..6c032db235a5 100644 --- a/Documentation/filesystems/debugfs.rst +++ b/Documentation/filesystems/debugfs.rst @@ -79,8 +79,8 @@ created with any of:: struct dentry *parent, u8 *value); void debugfs_create_u16(const char *name, umode_t mode, struct dentry *parent, u16 *value); - struct dentry *debugfs_create_u32(const char *name, umode_t mode, - struct dentry *parent, u32 *value); + void debugfs_create_u32(const char *name, umode_t mode, + struct dentry *parent, u32 *value); void debugfs_create_u64(const char *name, umode_t mode, struct dentry *parent, u64 *value); diff --git a/Documentation/hwmon/isl68137.rst b/Documentation/hwmon/isl68137.rst index cc4b61447b63..0e71b22047f8 100644 --- a/Documentation/hwmon/isl68137.rst +++ b/Documentation/hwmon/isl68137.rst @@ -16,7 +16,7 @@ Supported chips: * Renesas ISL68220 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl68220' Addresses scanned: - @@ -26,7 +26,7 @@ Supported chips: * Renesas ISL68221 - Prefix: 'raa_dmpvr2_3rail' + Prefix: 'isl68221' Addresses scanned: - @@ -36,7 +36,7 @@ Supported chips: * Renesas ISL68222 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl68222' Addresses scanned: - @@ -46,7 +46,7 @@ Supported chips: * Renesas ISL68223 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl68223' Addresses scanned: - @@ -56,7 +56,7 @@ Supported chips: * Renesas ISL68224 - Prefix: 'raa_dmpvr2_3rail' + Prefix: 'isl68224' Addresses scanned: - @@ -66,7 +66,7 @@ Supported chips: * Renesas ISL68225 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl68225' Addresses scanned: - @@ -76,7 +76,7 @@ Supported chips: * Renesas ISL68226 - Prefix: 'raa_dmpvr2_3rail' + Prefix: 'isl68226' Addresses scanned: - @@ -86,7 +86,7 @@ Supported chips: * Renesas ISL68227 - Prefix: 'raa_dmpvr2_1rail' + Prefix: 'isl68227' Addresses scanned: - @@ -96,7 +96,7 @@ Supported chips: * Renesas ISL68229 - Prefix: 'raa_dmpvr2_3rail' + Prefix: 'isl68229' Addresses scanned: - @@ -106,7 +106,7 @@ Supported chips: * Renesas ISL68233 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl68233' Addresses scanned: - @@ -116,7 +116,7 @@ Supported chips: * Renesas ISL68239 - Prefix: 'raa_dmpvr2_3rail' + Prefix: 'isl68239' Addresses scanned: - @@ -126,7 +126,7 @@ Supported chips: * Renesas ISL69222 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69222' Addresses scanned: - @@ -136,7 +136,7 @@ Supported chips: * Renesas ISL69223 - Prefix: 'raa_dmpvr2_3rail' + Prefix: 'isl69223' Addresses scanned: - @@ -146,7 +146,7 @@ Supported chips: * Renesas ISL69224 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69224' Addresses scanned: - @@ -156,7 +156,7 @@ Supported chips: * Renesas ISL69225 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69225' Addresses scanned: - @@ -166,7 +166,7 @@ Supported chips: * Renesas ISL69227 - Prefix: 'raa_dmpvr2_3rail' + Prefix: 'isl69227' Addresses scanned: - @@ -176,7 +176,7 @@ Supported chips: * Renesas ISL69228 - Prefix: 'raa_dmpvr2_3rail' + Prefix: 'isl69228' Addresses scanned: - @@ -186,7 +186,7 @@ Supported chips: * Renesas ISL69234 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69234' Addresses scanned: - @@ -196,7 +196,7 @@ Supported chips: * Renesas ISL69236 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69236' Addresses scanned: - @@ -206,7 +206,7 @@ Supported chips: * Renesas ISL69239 - Prefix: 'raa_dmpvr2_3rail' + Prefix: 'isl69239' Addresses scanned: - @@ -216,7 +216,7 @@ Supported chips: * Renesas ISL69242 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69242' Addresses scanned: - @@ -226,7 +226,7 @@ Supported chips: * Renesas ISL69243 - Prefix: 'raa_dmpvr2_1rail' + Prefix: 'isl69243' Addresses scanned: - @@ -236,7 +236,7 @@ Supported chips: * Renesas ISL69247 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69247' Addresses scanned: - @@ -246,7 +246,7 @@ Supported chips: * Renesas ISL69248 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69248' Addresses scanned: - @@ -256,7 +256,7 @@ Supported chips: * Renesas ISL69254 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69254' Addresses scanned: - @@ -266,7 +266,7 @@ Supported chips: * Renesas ISL69255 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69255' Addresses scanned: - @@ -276,7 +276,7 @@ Supported chips: * Renesas ISL69256 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69256' Addresses scanned: - @@ -286,7 +286,7 @@ Supported chips: * Renesas ISL69259 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69259' Addresses scanned: - @@ -296,7 +296,7 @@ Supported chips: * Renesas ISL69260 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69260' Addresses scanned: - @@ -306,7 +306,7 @@ Supported chips: * Renesas ISL69268 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69268' Addresses scanned: - @@ -316,7 +316,7 @@ Supported chips: * Renesas ISL69269 - Prefix: 'raa_dmpvr2_3rail' + Prefix: 'isl69269' Addresses scanned: - @@ -326,7 +326,7 @@ Supported chips: * Renesas ISL69298 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'isl69298' Addresses scanned: - @@ -336,7 +336,7 @@ Supported chips: * Renesas RAA228000 - Prefix: 'raa_dmpvr2_hv' + Prefix: 'raa228000' Addresses scanned: - @@ -346,7 +346,7 @@ Supported chips: * Renesas RAA228004 - Prefix: 'raa_dmpvr2_hv' + Prefix: 'raa228004' Addresses scanned: - @@ -356,7 +356,7 @@ Supported chips: * Renesas RAA228006 - Prefix: 'raa_dmpvr2_hv' + Prefix: 'raa228006' Addresses scanned: - @@ -366,7 +366,7 @@ Supported chips: * Renesas RAA228228 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'raa228228' Addresses scanned: - @@ -376,7 +376,7 @@ Supported chips: * Renesas RAA229001 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'raa229001' Addresses scanned: - @@ -386,7 +386,7 @@ Supported chips: * Renesas RAA229004 - Prefix: 'raa_dmpvr2_2rail' + Prefix: 'raa229004' Addresses scanned: - diff --git a/Documentation/kbuild/makefiles.rst b/Documentation/kbuild/makefiles.rst index 04d5c01a2e99..b80257a03830 100644 --- a/Documentation/kbuild/makefiles.rst +++ b/Documentation/kbuild/makefiles.rst @@ -1241,7 +1241,8 @@ When kbuild executes, the following steps are followed (roughly): will be displayed with "make KBUILD_VERBOSE=0". ---- 6.9 Preprocessing linker scripts +6.9 Preprocessing linker scripts +-------------------------------- When the vmlinux image is built, the linker script arch/$(ARCH)/kernel/vmlinux.lds is used. diff --git a/Documentation/networking/devlink/devlink-trap.rst b/Documentation/networking/devlink/devlink-trap.rst index a09971c2115c..fe089acb7783 100644 --- a/Documentation/networking/devlink/devlink-trap.rst +++ b/Documentation/networking/devlink/devlink-trap.rst @@ -257,6 +257,8 @@ drivers: * :doc:`netdevsim` * :doc:`mlxsw` +.. _Generic-Packet-Trap-Groups: + Generic Packet Trap Groups ========================== diff --git a/Documentation/networking/devlink/ice.rst b/Documentation/networking/devlink/ice.rst index 5b58fc4e1268..4574352d6ff4 100644 --- a/Documentation/networking/devlink/ice.rst +++ b/Documentation/networking/devlink/ice.rst @@ -61,8 +61,8 @@ The ``ice`` driver reports the following versions - running - ICE OS Default Package - The name of the DDP package that is active in the device. The DDP - package is loaded by the driver during initialization. Each varation - of DDP package shall have a unique name. + package is loaded by the driver during initialization. Each + variation of the DDP package has a unique name. * - ``fw.app`` - running - 1.3.1.0 diff --git a/Documentation/networking/index.rst b/Documentation/networking/index.rst index 50133d9761c9..6538ede29661 100644 --- a/Documentation/networking/index.rst +++ b/Documentation/networking/index.rst @@ -22,6 +22,7 @@ Contents: z8530book msg_zerocopy failover + net_dim net_failover phy sfp-phylink diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index ee961d322d93..9375324aa8e1 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -812,7 +812,7 @@ tcp_limit_output_bytes - INTEGER tcp_challenge_ack_limit - INTEGER Limits number of Challenge ACK sent per second, as recommended in RFC 5961 (Improving TCP's Robustness to Blind In-Window Attacks) - Default: 100 + Default: 1000 tcp_rx_skb_cache - BOOLEAN Controls a per TCP socket cache of one skb, that might help @@ -983,6 +983,13 @@ ip_early_demux - BOOLEAN reduces overall throughput, in such case you should disable it. Default: 1 +ping_group_range - 2 INTEGERS + Restrict ICMP_PROTO datagram sockets to users in the group range. + The default is "1 0", meaning, that nobody (not even root) may + create ping sockets. Setting it to "100 100" would grant permissions + to the single group. "0 4294967295" would enable it for the world, "100 + 4294967295" would enable it for the users, but not daemons. + tcp_early_demux - BOOLEAN Enable early demux for established TCP sockets. Default: 1 diff --git a/Documentation/networking/net_dim.txt b/Documentation/networking/net_dim.rst index 9bdb7d5a3ba3..3bed9fd95336 100644 --- a/Documentation/networking/net_dim.txt +++ b/Documentation/networking/net_dim.rst @@ -1,28 +1,20 @@ +====================================================== Net DIM - Generic Network Dynamic Interrupt Moderation ====================================================== -Author: - Tal Gilboa <talgi@mellanox.com> - - -Contents -========= +:Author: Tal Gilboa <talgi@mellanox.com> -- Assumptions -- Introduction -- The Net DIM Algorithm -- Registering a Network Device to DIM -- Example +.. contents:: :depth: 2 -Part 0: Assumptions -====================== +Assumptions +=========== This document assumes the reader has basic knowledge in network drivers and in general interrupt moderation. -Part I: Introduction -====================== +Introduction +============ Dynamic Interrupt Moderation (DIM) (in networking) refers to changing the interrupt moderation configuration of a channel in order to optimize packet @@ -41,14 +33,15 @@ number of wanted packets per event. The Net DIM algorithm ascribes importance to increase bandwidth over reducing interrupt rate. -Part II: The Net DIM Algorithm -=============================== +Net DIM Algorithm +================= Each iteration of the Net DIM algorithm follows these steps: -1. Calculates new data sample. -2. Compares it to previous sample. -3. Makes a decision - suggests interrupt moderation configuration fields. -4. Applies a schedule work function, which applies suggested configuration. + +#. Calculates new data sample. +#. Compares it to previous sample. +#. Makes a decision - suggests interrupt moderation configuration fields. +#. Applies a schedule work function, which applies suggested configuration. The first two steps are straightforward, both the new and the previous data are supplied by the driver registered to Net DIM. The previous data is the new data @@ -89,19 +82,21 @@ manoeuvre as it may provide partial data or ignore the algorithm suggestion under some conditions. -Part III: Registering a Network Device to DIM -============================================== +Registering a Network Device to DIM +=================================== -Net DIM API exposes the main function net_dim(struct dim *dim, -struct dim_sample end_sample). This function is the entry point to the Net +Net DIM API exposes the main function net_dim(). +This function is the entry point to the Net DIM algorithm and has to be called every time the driver would like to check if it should change interrupt moderation parameters. The driver should provide two -data structures: struct dim and struct dim_sample. Struct dim +data structures: :c:type:`struct dim <dim>` and +:c:type:`struct dim_sample <dim_sample>`. :c:type:`struct dim <dim>` describes the state of DIM for a specific object (RX queue, TX queue, other queues, etc.). This includes the current selected profile, previous data samples, the callback function provided by the driver and more. -Struct dim_sample describes a data sample, which will be compared to the -data sample stored in struct dim in order to decide on the algorithm's next +:c:type:`struct dim_sample <dim_sample>` describes a data sample, +which will be compared to the data sample stored in :c:type:`struct dim <dim>` +in order to decide on the algorithm's next step. The sample should include bytes, packets and interrupts, measured by the driver. @@ -110,9 +105,10 @@ main net_dim() function. The recommended method is to call net_dim() on each interrupt. Since Net DIM has a built-in moderation and it might decide to skip iterations under certain conditions, there is no need to moderate the net_dim() calls as well. As mentioned above, the driver needs to provide an object of type -struct dim to the net_dim() function call. It is advised for each entity -using Net DIM to hold a struct dim as part of its data structure and use it -as the main Net DIM API object. The struct dim_sample should hold the latest +:c:type:`struct dim <dim>` to the net_dim() function call. It is advised for +each entity using Net DIM to hold a :c:type:`struct dim <dim>` as part of its +data structure and use it as the main Net DIM API object. +The :c:type:`struct dim_sample <dim_sample>` should hold the latest bytes, packets and interrupts count. No need to perform any calculations, just include the raw data. @@ -124,19 +120,19 @@ the data flow. After the work is done, Net DIM algorithm needs to be set to the proper state in order to move to the next iteration. -Part IV: Example -================= +Example +======= The following code demonstrates how to register a driver to Net DIM. The actual usage is not complete but it should make the outline of the usage clear. -my_driver.c: +.. code-block:: c -#include <linux/dim.h> + #include <linux/dim.h> -/* Callback for net DIM to schedule on a decision to change moderation */ -void my_driver_do_dim_work(struct work_struct *work) -{ + /* Callback for net DIM to schedule on a decision to change moderation */ + void my_driver_do_dim_work(struct work_struct *work) + { /* Get struct dim from struct work_struct */ struct dim *dim = container_of(work, struct dim, work); @@ -145,11 +141,11 @@ void my_driver_do_dim_work(struct work_struct *work) /* Signal net DIM work is done and it should move to next iteration */ dim->state = DIM_START_MEASURE; -} + } -/* My driver's interrupt handler */ -int my_driver_handle_interrupt(struct my_driver_entity *my_entity, ...) -{ + /* My driver's interrupt handler */ + int my_driver_handle_interrupt(struct my_driver_entity *my_entity, ...) + { ... /* A struct to hold current measured data */ struct dim_sample dim_sample; @@ -162,13 +158,19 @@ int my_driver_handle_interrupt(struct my_driver_entity *my_entity, ...) /* Call net DIM */ net_dim(&my_entity->dim, dim_sample); ... -} + } -/* My entity's initialization function (my_entity was already allocated) */ -int my_driver_init_my_entity(struct my_driver_entity *my_entity, ...) -{ + /* My entity's initialization function (my_entity was already allocated) */ + int my_driver_init_my_entity(struct my_driver_entity *my_entity, ...) + { ... /* Initiate struct work_struct with my driver's callback function */ INIT_WORK(&my_entity->dim.work, my_driver_do_dim_work); ... -} + } + +Dynamic Interrupt Moderation (DIM) library API +============================================== + +.. kernel-doc:: include/linux/dim.h + :internal: diff --git a/Documentation/usb/raw-gadget.rst b/Documentation/usb/raw-gadget.rst index 9e78cb858f86..68d879a8009e 100644 --- a/Documentation/usb/raw-gadget.rst +++ b/Documentation/usb/raw-gadget.rst @@ -27,9 +27,8 @@ differences are: 3. Raw Gadget provides a way to select a UDC device/driver to bind to, while GadgetFS currently binds to the first available UDC. -4. Raw Gadget uses predictable endpoint names (handles) across different - UDCs (as long as UDCs have enough endpoints of each required transfer - type). +4. Raw Gadget explicitly exposes information about endpoints addresses and + capabilities allowing a user to write UDC-agnostic gadgets. 5. Raw Gadget has ioctl-based interface instead of a filesystem-based one. @@ -50,12 +49,36 @@ The typical usage of Raw Gadget looks like: Raw Gadget and react to those depending on what kind of USB device needs to be emulated. +Note, that some UDC drivers have fixed addresses assigned to endpoints, and +therefore arbitrary endpoint addresses can't be used in the descriptors. +Nevertheles, Raw Gadget provides a UDC-agnostic way to write USB gadgets. +Once a USB_RAW_EVENT_CONNECT event is received via USB_RAW_IOCTL_EVENT_FETCH, +the USB_RAW_IOCTL_EPS_INFO ioctl can be used to find out information about +endpoints that the UDC driver has. Based on that information, the user must +chose UDC endpoints that will be used for the gadget being emulated, and +properly assign addresses in endpoint descriptors. + +You can find usage examples (along with a test suite) here: + +https://github.com/xairy/raw-gadget + +Internal details +~~~~~~~~~~~~~~~~ + +Currently every endpoint read/write ioctl submits a USB request and waits until +its completion. This is the desired mode for coverage-guided fuzzing (as we'd +like all USB request processing happen during the lifetime of a syscall), +and must be kept in the implementation. (This might be slow for real world +applications, thus the O_NONBLOCK improvement suggestion below.) + Potential future improvements ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -- Implement ioctl's for setting/clearing halt status on endpoints. - -- Reporting more events (suspend, resume, etc.) through - USB_RAW_IOCTL_EVENT_FETCH. +- Report more events (suspend, resume, etc.) through USB_RAW_IOCTL_EVENT_FETCH. - Support O_NONBLOCK I/O. + +- Support USB 3 features (accept SS endpoint companion descriptor when + enabling endpoints; allow providing stream_id for bulk transfers). + +- Support ISO transfer features (expose frame_number for completed requests). diff --git a/Documentation/virt/kvm/index.rst b/Documentation/virt/kvm/index.rst index dcc252634cf9..b6833c7bb474 100644 --- a/Documentation/virt/kvm/index.rst +++ b/Documentation/virt/kvm/index.rst @@ -28,3 +28,5 @@ KVM arm/index devices/index + + running-nested-guests diff --git a/Documentation/virt/kvm/running-nested-guests.rst b/Documentation/virt/kvm/running-nested-guests.rst new file mode 100644 index 000000000000..d0a1fc754c84 --- /dev/null +++ b/Documentation/virt/kvm/running-nested-guests.rst @@ -0,0 +1,276 @@ +============================== +Running nested guests with KVM +============================== + +A nested guest is the ability to run a guest inside another guest (it +can be KVM-based or a different hypervisor). The straightforward +example is a KVM guest that in turn runs on a KVM guest (the rest of +this document is built on this example):: + + .----------------. .----------------. + | | | | + | L2 | | L2 | + | (Nested Guest) | | (Nested Guest) | + | | | | + |----------------'--'----------------| + | | + | L1 (Guest Hypervisor) | + | KVM (/dev/kvm) | + | | + .------------------------------------------------------. + | L0 (Host Hypervisor) | + | KVM (/dev/kvm) | + |------------------------------------------------------| + | Hardware (with virtualization extensions) | + '------------------------------------------------------' + +Terminology: + +- L0 – level-0; the bare metal host, running KVM + +- L1 – level-1 guest; a VM running on L0; also called the "guest + hypervisor", as it itself is capable of running KVM. + +- L2 – level-2 guest; a VM running on L1, this is the "nested guest" + +.. note:: The above diagram is modelled after the x86 architecture; + s390x, ppc64 and other architectures are likely to have + a different design for nesting. + + For example, s390x always has an LPAR (LogicalPARtition) + hypervisor running on bare metal, adding another layer and + resulting in at least four levels in a nested setup — L0 (bare + metal, running the LPAR hypervisor), L1 (host hypervisor), L2 + (guest hypervisor), L3 (nested guest). + + This document will stick with the three-level terminology (L0, + L1, and L2) for all architectures; and will largely focus on + x86. + + +Use Cases +--------- + +There are several scenarios where nested KVM can be useful, to name a +few: + +- As a developer, you want to test your software on different operating + systems (OSes). Instead of renting multiple VMs from a Cloud + Provider, using nested KVM lets you rent a large enough "guest + hypervisor" (level-1 guest). This in turn allows you to create + multiple nested guests (level-2 guests), running different OSes, on + which you can develop and test your software. + +- Live migration of "guest hypervisors" and their nested guests, for + load balancing, disaster recovery, etc. + +- VM image creation tools (e.g. ``virt-install``, etc) often run + their own VM, and users expect these to work inside a VM. + +- Some OSes use virtualization internally for security (e.g. to let + applications run safely in isolation). + + +Enabling "nested" (x86) +----------------------- + +From Linux kernel v4.19 onwards, the ``nested`` KVM parameter is enabled +by default for Intel and AMD. (Though your Linux distribution might +override this default.) + +In case you are running a Linux kernel older than v4.19, to enable +nesting, set the ``nested`` KVM module parameter to ``Y`` or ``1``. To +persist this setting across reboots, you can add it in a config file, as +shown below: + +1. On the bare metal host (L0), list the kernel modules and ensure that + the KVM modules:: + + $ lsmod | grep -i kvm + kvm_intel 133627 0 + kvm 435079 1 kvm_intel + +2. Show information for ``kvm_intel`` module:: + + $ modinfo kvm_intel | grep -i nested + parm: nested:bool + +3. For the nested KVM configuration to persist across reboots, place the + below in ``/etc/modprobed/kvm_intel.conf`` (create the file if it + doesn't exist):: + + $ cat /etc/modprobe.d/kvm_intel.conf + options kvm-intel nested=y + +4. Unload and re-load the KVM Intel module:: + + $ sudo rmmod kvm-intel + $ sudo modprobe kvm-intel + +5. Verify if the ``nested`` parameter for KVM is enabled:: + + $ cat /sys/module/kvm_intel/parameters/nested + Y + +For AMD hosts, the process is the same as above, except that the module +name is ``kvm-amd``. + + +Additional nested-related kernel parameters (x86) +------------------------------------------------- + +If your hardware is sufficiently advanced (Intel Haswell processor or +higher, which has newer hardware virt extensions), the following +additional features will also be enabled by default: "Shadow VMCS +(Virtual Machine Control Structure)", APIC Virtualization on your bare +metal host (L0). Parameters for Intel hosts:: + + $ cat /sys/module/kvm_intel/parameters/enable_shadow_vmcs + Y + + $ cat /sys/module/kvm_intel/parameters/enable_apicv + Y + + $ cat /sys/module/kvm_intel/parameters/ept + Y + +.. note:: If you suspect your L2 (i.e. nested guest) is running slower, + ensure the above are enabled (particularly + ``enable_shadow_vmcs`` and ``ept``). + + +Starting a nested guest (x86) +----------------------------- + +Once your bare metal host (L0) is configured for nesting, you should be +able to start an L1 guest with:: + + $ qemu-kvm -cpu host [...] + +The above will pass through the host CPU's capabilities as-is to the +gues); or for better live migration compatibility, use a named CPU +model supported by QEMU. e.g.:: + + $ qemu-kvm -cpu Haswell-noTSX-IBRS,vmx=on + +then the guest hypervisor will subsequently be capable of running a +nested guest with accelerated KVM. + + +Enabling "nested" (s390x) +------------------------- + +1. On the host hypervisor (L0), enable the ``nested`` parameter on + s390x:: + + $ rmmod kvm + $ modprobe kvm nested=1 + +.. note:: On s390x, the kernel parameter ``hpage`` is mutually exclusive + with the ``nested`` paramter — i.e. to be able to enable + ``nested``, the ``hpage`` parameter *must* be disabled. + +2. The guest hypervisor (L1) must be provided with the ``sie`` CPU + feature — with QEMU, this can be done by using "host passthrough" + (via the command-line ``-cpu host``). + +3. Now the KVM module can be loaded in the L1 (guest hypervisor):: + + $ modprobe kvm + + +Live migration with nested KVM +------------------------------ + +Migrating an L1 guest, with a *live* nested guest in it, to another +bare metal host, works as of Linux kernel 5.3 and QEMU 4.2.0 for +Intel x86 systems, and even on older versions for s390x. + +On AMD systems, once an L1 guest has started an L2 guest, the L1 guest +should no longer be migrated or saved (refer to QEMU documentation on +"savevm"/"loadvm") until the L2 guest shuts down. Attempting to migrate +or save-and-load an L1 guest while an L2 guest is running will result in +undefined behavior. You might see a ``kernel BUG!`` entry in ``dmesg``, a +kernel 'oops', or an outright kernel panic. Such a migrated or loaded L1 +guest can no longer be considered stable or secure, and must be restarted. +Migrating an L1 guest merely configured to support nesting, while not +actually running L2 guests, is expected to function normally even on AMD +systems but may fail once guests are started. + +Migrating an L2 guest is always expected to succeed, so all the following +scenarios should work even on AMD systems: + +- Migrating a nested guest (L2) to another L1 guest on the *same* bare + metal host. + +- Migrating a nested guest (L2) to another L1 guest on a *different* + bare metal host. + +- Migrating a nested guest (L2) to a bare metal host. + +Reporting bugs from nested setups +----------------------------------- + +Debugging "nested" problems can involve sifting through log files across +L0, L1 and L2; this can result in tedious back-n-forth between the bug +reporter and the bug fixer. + +- Mention that you are in a "nested" setup. If you are running any kind + of "nesting" at all, say so. Unfortunately, this needs to be called + out because when reporting bugs, people tend to forget to even + *mention* that they're using nested virtualization. + +- Ensure you are actually running KVM on KVM. Sometimes people do not + have KVM enabled for their guest hypervisor (L1), which results in + them running with pure emulation or what QEMU calls it as "TCG", but + they think they're running nested KVM. Thus confusing "nested Virt" + (which could also mean, QEMU on KVM) with "nested KVM" (KVM on KVM). + +Information to collect (generic) +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +The following is not an exhaustive list, but a very good starting point: + + - Kernel, libvirt, and QEMU version from L0 + + - Kernel, libvirt and QEMU version from L1 + + - QEMU command-line of L1 -- when using libvirt, you'll find it here: + ``/var/log/libvirt/qemu/instance.log`` + + - QEMU command-line of L2 -- as above, when using libvirt, get the + complete libvirt-generated QEMU command-line + + - ``cat /sys/cpuinfo`` from L0 + + - ``cat /sys/cpuinfo`` from L1 + + - ``lscpu`` from L0 + + - ``lscpu`` from L1 + + - Full ``dmesg`` output from L0 + + - Full ``dmesg`` output from L1 + +x86-specific info to collect +~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Both the below commands, ``x86info`` and ``dmidecode``, should be +available on most Linux distributions with the same name: + + - Output of: ``x86info -a`` from L0 + + - Output of: ``x86info -a`` from L1 + + - Output of: ``dmidecode`` from L0 + + - Output of: ``dmidecode`` from L1 + +s390x-specific info to collect +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Along with the earlier mentioned generic details, the below is +also recommended: + + - ``/proc/sysinfo`` from L1; this will also include the info from L0 diff --git a/Documentation/x86/boot.rst b/Documentation/x86/boot.rst index fa7ddc0428c8..5325c71ca877 100644 --- a/Documentation/x86/boot.rst +++ b/Documentation/x86/boot.rst @@ -1399,8 +1399,8 @@ must have read/write permission; CS must be __BOOT_CS and DS, ES, SS must be __BOOT_DS; interrupt must be disabled; %rsi must hold the base address of the struct boot_params. -EFI Handover Protocol -===================== +EFI Handover Protocol (deprecated) +================================== This protocol allows boot loaders to defer initialisation to the EFI boot stub. The boot loader is required to load the kernel/initrd(s) @@ -1408,6 +1408,12 @@ from the boot media and jump to the EFI handover protocol entry point which is hdr->handover_offset bytes from the beginning of startup_{32,64}. +The boot loader MUST respect the kernel's PE/COFF metadata when it comes +to section alignment, the memory footprint of the executable image beyond +the size of the file itself, and any other aspect of the PE/COFF header +that may affect correct operation of the image as a PE/COFF binary in the +execution context provided by the EFI firmware. + The function prototype for the handover entry point looks like this:: efi_main(void *handle, efi_system_table_t *table, struct boot_params *bp) @@ -1419,9 +1425,18 @@ UEFI specification. 'bp' is the boot loader-allocated boot params. The boot loader *must* fill out the following fields in bp:: - - hdr.code32_start - hdr.cmd_line_ptr - hdr.ramdisk_image (if applicable) - hdr.ramdisk_size (if applicable) All other fields should be zero. + +NOTE: The EFI Handover Protocol is deprecated in favour of the ordinary PE/COFF + entry point, combined with the LINUX_EFI_INITRD_MEDIA_GUID based initrd + loading protocol (refer to [0] for an example of the bootloader side of + this), which removes the need for any knowledge on the part of the EFI + bootloader regarding the internal representation of boot_params or any + requirements/limitations regarding the placement of the command line + and ramdisk in memory, or the placement of the kernel image itself. + +[0] https://github.com/u-boot/u-boot/commit/ec80b4735a593961fe701cc3a5d717d4739b0fd0 diff --git a/MAINTAINERS b/MAINTAINERS index e64e5db31497..50659d76976b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -189,7 +189,7 @@ F: drivers/net/hamradio/6pack.c M: Johannes Berg <johannes@sipsolutions.net> L: linux-wireless@vger.kernel.org S: Maintained -W: http://wireless.kernel.org/ +W: https://wireless.wiki.kernel.org/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next.git F: Documentation/driver-api/80211/cfg80211.rst @@ -505,7 +505,7 @@ F: drivers/hwmon/adm1029.c ADM8211 WIRELESS DRIVER L: linux-wireless@vger.kernel.org S: Orphan -W: http://wireless.kernel.org/ +W: https://wireless.wiki.kernel.org/ F: drivers/net/wireless/admtek/adm8211.* ADP1653 FLASH CONTROLLER DRIVER @@ -570,7 +570,7 @@ F: Documentation/devicetree/bindings/iio/accel/adi,adxl345.yaml F: drivers/input/misc/adxl34x.c ADXL372 THREE-AXIS DIGITAL ACCELEROMETER DRIVER -M: Stefan Popa <stefan.popa@analog.com> +M: Michael Hennerich <michael.hennerich@analog.com> S: Supported W: http://ez.analog.com/community/linux-device-drivers F: Documentation/devicetree/bindings/iio/accel/adi,adxl372.yaml @@ -922,7 +922,7 @@ F: arch/arm64/boot/dts/amd/amd-seattle-xgbe*.dtsi F: drivers/net/ethernet/amd/xgbe/ ANALOG DEVICES INC AD5686 DRIVER -M: Stefan Popa <stefan.popa@analog.com> +M: Michael Hennerich <Michael.Hennerich@analog.com> L: linux-pm@vger.kernel.org S: Supported W: http://ez.analog.com/community/linux-device-drivers @@ -930,7 +930,7 @@ F: drivers/iio/dac/ad5686* F: drivers/iio/dac/ad5696* ANALOG DEVICES INC AD5758 DRIVER -M: Stefan Popa <stefan.popa@analog.com> +M: Michael Hennerich <Michael.Hennerich@analog.com> L: linux-iio@vger.kernel.org S: Supported W: http://ez.analog.com/community/linux-device-drivers @@ -946,7 +946,7 @@ F: Documentation/devicetree/bindings/iio/adc/adi,ad7091r5.yaml F: drivers/iio/adc/ad7091r5.c ANALOG DEVICES INC AD7124 DRIVER -M: Stefan Popa <stefan.popa@analog.com> +M: Michael Hennerich <Michael.Hennerich@analog.com> L: linux-iio@vger.kernel.org S: Supported W: http://ez.analog.com/community/linux-device-drivers @@ -970,7 +970,7 @@ F: Documentation/devicetree/bindings/iio/adc/adi,ad7292.yaml F: drivers/iio/adc/ad7292.c ANALOG DEVICES INC AD7606 DRIVER -M: Stefan Popa <stefan.popa@analog.com> +M: Michael Hennerich <Michael.Hennerich@analog.com> M: Beniamin Bia <beniamin.bia@analog.com> L: linux-iio@vger.kernel.org S: Supported @@ -979,7 +979,7 @@ F: Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml F: drivers/iio/adc/ad7606.c ANALOG DEVICES INC AD7768-1 DRIVER -M: Stefan Popa <stefan.popa@analog.com> +M: Michael Hennerich <Michael.Hennerich@analog.com> L: linux-iio@vger.kernel.org S: Supported W: http://ez.analog.com/community/linux-device-drivers @@ -1040,7 +1040,7 @@ F: Documentation/devicetree/bindings/hwmon/adi,adm1177.yaml F: drivers/hwmon/adm1177.c ANALOG DEVICES INC ADP5061 DRIVER -M: Stefan Popa <stefan.popa@analog.com> +M: Michael Hennerich <Michael.Hennerich@analog.com> L: linux-pm@vger.kernel.org S: Supported W: http://ez.analog.com/community/linux-device-drivers @@ -1109,7 +1109,6 @@ F: drivers/iio/amplifiers/hmc425a.c ANALOG DEVICES INC IIO DRIVERS M: Lars-Peter Clausen <lars@metafoo.de> M: Michael Hennerich <Michael.Hennerich@analog.com> -M: Stefan Popa <stefan.popa@analog.com> S: Supported W: http://wiki.analog.com/ W: http://ez.analog.com/community/linux-device-drivers @@ -1323,7 +1322,10 @@ ARM INTEGRATOR, VERSATILE AND REALVIEW SUPPORT M: Linus Walleij <linus.walleij@linaro.org> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained -F: Documentation/devicetree/bindings/arm/arm-boards +F: Documentation/devicetree/bindings/arm/arm,integrator.yaml +F: Documentation/devicetree/bindings/arm/arm,realview.yaml +F: Documentation/devicetree/bindings/arm/arm,versatile.yaml +F: Documentation/devicetree/bindings/arm/arm,vexpress-juno.yaml F: Documentation/devicetree/bindings/auxdisplay/arm-charlcd.txt F: Documentation/devicetree/bindings/clock/arm,syscon-icst.yaml F: Documentation/devicetree/bindings/i2c/i2c-versatile.txt @@ -2847,14 +2849,14 @@ M: Nick Kossifidis <mickflemm@gmail.com> M: Luis Chamberlain <mcgrof@kernel.org> L: linux-wireless@vger.kernel.org S: Maintained -W: http://wireless.kernel.org/en/users/Drivers/ath5k +W: https://wireless.wiki.kernel.org/en/users/Drivers/ath5k F: drivers/net/wireless/ath/ath5k/ ATHEROS ATH6KL WIRELESS DRIVER M: Kalle Valo <kvalo@codeaurora.org> L: linux-wireless@vger.kernel.org S: Supported -W: http://wireless.kernel.org/en/users/Drivers/ath6kl +W: https://wireless.wiki.kernel.org/en/users/Drivers/ath6kl T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git F: drivers/net/wireless/ath/ath6kl/ @@ -3017,7 +3019,7 @@ B43 WIRELESS DRIVER L: linux-wireless@vger.kernel.org L: b43-dev@lists.infradead.org S: Odd Fixes -W: http://wireless.kernel.org/en/users/Drivers/b43 +W: https://wireless.wiki.kernel.org/en/users/Drivers/b43 F: drivers/net/wireless/broadcom/b43/ B43LEGACY WIRELESS DRIVER @@ -3025,7 +3027,7 @@ M: Larry Finger <Larry.Finger@lwfinger.net> L: linux-wireless@vger.kernel.org L: b43-dev@lists.infradead.org S: Maintained -W: http://wireless.kernel.org/en/users/Drivers/b43 +W: https://wireless.wiki.kernel.org/en/users/Drivers/b43 F: drivers/net/wireless/broadcom/b43legacy/ BACKLIGHT CLASS/SUBSYSTEM @@ -3655,7 +3657,7 @@ L: linux-btrfs@vger.kernel.org S: Maintained W: http://btrfs.wiki.kernel.org/ Q: http://patchwork.kernel.org/project/linux-btrfs/list/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git F: Documentation/filesystems/btrfs.rst F: fs/btrfs/ F: include/linux/btrfs* @@ -3840,7 +3842,7 @@ CARL9170 LINUX COMMUNITY WIRELESS DRIVER M: Christian Lamparter <chunkeey@googlemail.com> L: linux-wireless@vger.kernel.org S: Maintained -W: http://wireless.kernel.org/en/users/Drivers/carl9170 +W: https://wireless.wiki.kernel.org/en/users/Drivers/carl9170 F: drivers/net/wireless/ath/carl9170/ CAVIUM I2C DRIVER @@ -3934,11 +3936,9 @@ F: arch/powerpc/platforms/cell/ CEPH COMMON CODE (LIBCEPH) M: Ilya Dryomov <idryomov@gmail.com> M: Jeff Layton <jlayton@kernel.org> -M: Sage Weil <sage@redhat.com> L: ceph-devel@vger.kernel.org S: Supported W: http://ceph.com/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client.git T: git git://github.com/ceph/ceph-client.git F: include/linux/ceph/ F: include/linux/crush/ @@ -3946,12 +3946,10 @@ F: net/ceph/ CEPH DISTRIBUTED FILE SYSTEM CLIENT (CEPH) M: Jeff Layton <jlayton@kernel.org> -M: Sage Weil <sage@redhat.com> M: Ilya Dryomov <idryomov@gmail.com> L: ceph-devel@vger.kernel.org S: Supported W: http://ceph.com/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client.git T: git git://github.com/ceph/ceph-client.git F: Documentation/filesystems/ceph.rst F: fs/ceph/ @@ -5173,6 +5171,7 @@ S: Maintained F: drivers/soc/fsl/dpio DPAA2 ETHERNET DRIVER +M: Ioana Ciornei <ioana.ciornei@nxp.com> M: Ioana Radulescu <ruxandra.radulescu@nxp.com> L: netdev@vger.kernel.org S: Maintained @@ -5508,10 +5507,10 @@ F: drivers/gpu/drm/vboxvideo/ DRM DRIVER FOR VMWARE VIRTUAL GPU M: "VMware Graphics" <linux-graphics-maintainer@vmware.com> -M: Thomas Hellstrom <thellstrom@vmware.com> +M: Roland Scheidegger <sroland@vmware.com> L: dri-devel@lists.freedesktop.org S: Supported -T: git git://people.freedesktop.org/~thomash/linux +T: git git://people.freedesktop.org/~sroland/linux F: drivers/gpu/drm/vmwgfx/ F: include/uapi/drm/vmwgfx_drm.h @@ -5552,7 +5551,7 @@ M: Chen-Yu Tsai <wens@csie.org> L: dri-devel@lists.freedesktop.org S: Supported T: git git://anongit.freedesktop.org/drm/drm-misc -F: Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt +F: Documentation/devicetree/bindings/display/allwinner* F: drivers/gpu/drm/sun4i/ DRM DRIVERS FOR AMLOGIC SOCS @@ -5932,6 +5931,7 @@ F: lib/dynamic_debug.c DYNAMIC INTERRUPT MODERATION M: Tal Gilboa <talgi@mellanox.com> S: Maintained +F: Documentation/networking/net_dim.rst F: include/linux/dim.h F: lib/dim/ @@ -7115,9 +7115,10 @@ F: include/uapi/asm-generic/ GENERIC PHY FRAMEWORK M: Kishon Vijay Abraham I <kishon@ti.com> +M: Vinod Koul <vkoul@kernel.org> L: linux-kernel@vger.kernel.org S: Supported -T: git git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy.git F: Documentation/devicetree/bindings/phy/ F: drivers/phy/ F: include/linux/phy/ @@ -7742,11 +7743,6 @@ L: platform-driver-x86@vger.kernel.org S: Orphan F: drivers/platform/x86/tc1100-wmi.c -HP100: Driver for HP 10/100 Mbit/s Voice Grade Network Adapter Series -M: Jaroslav Kysela <perex@perex.cz> -S: Obsolete -F: drivers/staging/hp/hp100.* - HPET: High Precision Event Timers driver M: Clemens Ladisch <clemens@ladisch.de> S: Maintained @@ -7833,7 +7829,7 @@ T: git git://linuxtv.org/media_tree.git F: drivers/media/platform/sti/hva HWPOISON MEMORY FAILURE HANDLING -M: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> +M: Naoya Horiguchi <naoya.horiguchi@nec.com> L: linux-mm@kvack.org S: Maintained F: mm/hwpoison-inject.c @@ -7945,7 +7941,7 @@ F: Documentation/i2c/busses/i2c-parport.rst F: drivers/i2c/busses/i2c-parport.c I2C SUBSYSTEM -M: Wolfram Sang <wsa@the-dreams.de> +M: Wolfram Sang <wsa@kernel.org> L: linux-i2c@vger.kernel.org S: Maintained W: https://i2c.wiki.kernel.org/ @@ -9189,6 +9185,11 @@ L: kexec@lists.infradead.org S: Maintained W: http://lse.sourceforge.net/kdump/ F: Documentation/admin-guide/kdump/ +F: fs/proc/vmcore.c +F: include/linux/crash_core.h +F: include/linux/crash_dump.h +F: include/uapi/linux/vmcore.h +F: kernel/crash_*.c KEENE FM RADIO TRANSMITTER DRIVER M: Hans Verkuil <hverkuil@xs4all.nl> @@ -9325,6 +9326,7 @@ M: Christian Borntraeger <borntraeger@de.ibm.com> M: Janosch Frank <frankja@linux.ibm.com> R: David Hildenbrand <david@redhat.com> R: Cornelia Huck <cohuck@redhat.com> +R: Claudio Imbrenda <imbrenda@linux.ibm.com> L: kvm@vger.kernel.org S: Supported W: http://www.ibm.com/developerworks/linux/linux390/ @@ -9412,6 +9414,13 @@ F: include/linux/keyctl.h F: include/uapi/linux/keyctl.h F: security/keys/ +KFIFO +M: Stefani Seibold <stefani@seibold.net> +S: Maintained +F: include/linux/kfifo.h +F: lib/kfifo.c +F: samples/kfifo/ + KGDB / KDB /debug_core M: Jason Wessel <jason.wessel@windriver.com> M: Daniel Thompson <daniel.thompson@linaro.org> @@ -10063,7 +10072,7 @@ MAC80211 M: Johannes Berg <johannes@sipsolutions.net> L: linux-wireless@vger.kernel.org S: Maintained -W: http://wireless.kernel.org/ +W: https://wireless.wiki.kernel.org/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next.git F: Documentation/networking/mac80211-injection.txt @@ -10658,6 +10667,13 @@ L: netdev@vger.kernel.org S: Maintained F: drivers/net/ethernet/mediatek/ +MEDIATEK I2C CONTROLLER DRIVER +M: Qii Wang <qii.wang@mediatek.com> +L: linux-i2c@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt +F: drivers/i2c/busses/i2c-mt65xx.c + MEDIATEK JPEG DRIVER M: Rick Chang <rick.chang@mediatek.com> M: Bin Liu <bin.liu@mediatek.com> @@ -10693,7 +10709,6 @@ MEDIATEK MT76 WIRELESS LAN DRIVER M: Felix Fietkau <nbd@nbd.name> M: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> R: Ryder Lee <ryder.lee@mediatek.com> -R: Roy Luo <royluo@google.com> L: linux-wireless@vger.kernel.org S: Maintained F: drivers/net/wireless/mediatek/mt76/ @@ -11707,8 +11722,9 @@ F: net/core/drop_monitor.c NETWORKING DRIVERS M: "David S. Miller" <davem@davemloft.net> +M: Jakub Kicinski <kuba@kernel.org> L: netdev@vger.kernel.org -S: Odd Fixes +S: Maintained W: http://www.linuxfoundation.org/en/Net Q: http://patchwork.ozlabs.org/project/netdev/list/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git @@ -12644,7 +12660,7 @@ F: fs/orangefs/ ORINOCO DRIVER L: linux-wireless@vger.kernel.org S: Orphan -W: http://wireless.kernel.org/en/users/Drivers/orinoco +W: https://wireless.wiki.kernel.org/en/users/Drivers/orinoco W: http://www.nongnu.org/orinoco/ F: drivers/net/wireless/intersil/orinoco/ @@ -12670,7 +12686,7 @@ P54 WIRELESS DRIVER M: Christian Lamparter <chunkeey@googlemail.com> L: linux-wireless@vger.kernel.org S: Maintained -W: http://wireless.kernel.org/en/users/Drivers/p54 +W: https://wireless.wiki.kernel.org/en/users/Drivers/p54 F: drivers/net/wireless/intersil/p54/ PACKING @@ -13038,7 +13054,7 @@ F: drivers/pci/controller/pci-xgene-msi.c PCI NATIVE HOST BRIDGE AND ENDPOINT DRIVERS M: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> -R: Andrew Murray <amurray@thegoodpenguin.co.uk> +R: Rob Herring <robh@kernel.org> L: linux-pci@vger.kernel.org S: Supported Q: http://patchwork.ozlabs.org/project/linux-pci/list/ @@ -13591,7 +13607,7 @@ PRISM54 WIRELESS DRIVER M: Luis Chamberlain <mcgrof@kernel.org> L: linux-wireless@vger.kernel.org S: Obsolete -W: http://wireless.kernel.org/en/users/Drivers/p54 +W: https://wireless.wiki.kernel.org/en/users/Drivers/p54 F: drivers/net/wireless/intersil/prism54/ PROC FILESYSTEM @@ -13853,7 +13869,8 @@ S: Maintained F: drivers/scsi/qla1280.[ch] QLOGIC QLA2XXX FC-SCSI DRIVER -M: hmadhani@marvell.com +M: Nilesh Javali <njavali@marvell.com> +M: GR-QLogic-Storage-Upstream@marvell.com L: linux-scsi@vger.kernel.org S: Supported F: Documentation/scsi/LICENSE.qla2xxx @@ -13931,7 +13948,7 @@ QUALCOMM ATHEROS ATH10K WIRELESS DRIVER M: Kalle Valo <kvalo@codeaurora.org> L: ath10k@lists.infradead.org S: Supported -W: http://wireless.kernel.org/en/users/Drivers/ath10k +W: https://wireless.wiki.kernel.org/en/users/Drivers/ath10k T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git F: drivers/net/wireless/ath/ath10k/ @@ -13946,7 +13963,7 @@ QUALCOMM ATHEROS ATH9K WIRELESS DRIVER M: QCA ath9k Development <ath9k-devel@qca.qualcomm.com> L: linux-wireless@vger.kernel.org S: Supported -W: http://wireless.kernel.org/en/users/Drivers/ath9k +W: https://wireless.wiki.kernel.org/en/users/Drivers/ath9k F: drivers/net/wireless/ath/ath9k/ QUALCOMM CAMERA SUBSYSTEM DRIVER @@ -14043,13 +14060,12 @@ QUALCOMM WCN36XX WIRELESS DRIVER M: Kalle Valo <kvalo@codeaurora.org> L: wcn36xx@lists.infradead.org S: Supported -W: http://wireless.kernel.org/en/users/Drivers/wcn36xx +W: https://wireless.wiki.kernel.org/en/users/Drivers/wcn36xx T: git git://github.com/KrasnikovEugene/wcn36xx.git F: drivers/net/wireless/ath/wcn36xx/ QUANTENNA QTNFMAC WIRELESS DRIVER M: Igor Mitsyanko <imitsyanko@quantenna.com> -M: Avinash Patil <avinashp@quantenna.com> M: Sergey Matyukevich <smatyukevich@quantenna.com> L: linux-wireless@vger.kernel.org S: Maintained @@ -14091,12 +14107,10 @@ F: drivers/media/radio/radio-tea5777.c RADOS BLOCK DEVICE (RBD) M: Ilya Dryomov <idryomov@gmail.com> -M: Sage Weil <sage@redhat.com> R: Dongsheng Yang <dongsheng.yang@easystack.cn> L: ceph-devel@vger.kernel.org S: Supported W: http://ceph.com/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client.git T: git git://github.com/ceph/ceph-client.git F: Documentation/ABI/testing/sysfs-bus-rbd F: drivers/block/rbd.c @@ -14271,7 +14285,7 @@ REALTEK WIRELESS DRIVER (rtlwifi family) M: Ping-Ke Shih <pkshih@realtek.com> L: linux-wireless@vger.kernel.org S: Maintained -W: http://wireless.kernel.org/ +W: https://wireless.wiki.kernel.org/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-testing.git F: drivers/net/wireless/realtek/rtlwifi/ @@ -14406,7 +14420,7 @@ RFKILL M: Johannes Berg <johannes@sipsolutions.net> L: linux-wireless@vger.kernel.org S: Maintained -W: http://wireless.kernel.org/ +W: https://wireless.wiki.kernel.org/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211.git T: git git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next.git F: Documentation/ABI/stable/sysfs-class-rfkill @@ -14555,7 +14569,7 @@ F: drivers/media/dvb-frontends/rtl2832_sdr* RTL8180 WIRELESS DRIVER L: linux-wireless@vger.kernel.org S: Orphan -W: http://wireless.kernel.org/ +W: https://wireless.wiki.kernel.org/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-testing.git F: drivers/net/wireless/realtek/rtl818x/rtl8180/ @@ -14565,7 +14579,7 @@ M: Hin-Tak Leung <htl10@users.sourceforge.net> M: Larry Finger <Larry.Finger@lwfinger.net> L: linux-wireless@vger.kernel.org S: Maintained -W: http://wireless.kernel.org/ +W: https://wireless.wiki.kernel.org/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-testing.git F: drivers/net/wireless/realtek/rtl818x/rtl8187/ @@ -14633,6 +14647,7 @@ F: drivers/iommu/s390-iommu.c S390 IUCV NETWORK LAYER M: Julian Wiedmann <jwi@linux.ibm.com> +M: Karsten Graul <kgraul@linux.ibm.com> M: Ursula Braun <ubraun@linux.ibm.com> L: linux-s390@vger.kernel.org S: Supported @@ -14643,6 +14658,7 @@ F: net/iucv/ S390 NETWORK DRIVERS M: Julian Wiedmann <jwi@linux.ibm.com> +M: Karsten Graul <kgraul@linux.ibm.com> M: Ursula Braun <ubraun@linux.ibm.com> L: linux-s390@vger.kernel.org S: Supported @@ -16920,8 +16936,8 @@ F: drivers/media/platform/ti-vpe/ TI WILINK WIRELESS DRIVERS L: linux-wireless@vger.kernel.org S: Orphan -W: http://wireless.kernel.org/en/users/Drivers/wl12xx -W: http://wireless.kernel.org/en/users/Drivers/wl1251 +W: https://wireless.wiki.kernel.org/en/users/Drivers/wl12xx +W: https://wireless.wiki.kernel.org/en/users/Drivers/wl1251 T: git git://git.kernel.org/pub/scm/linux/kernel/git/luca/wl12xx.git F: drivers/net/wireless/ti/ F: include/linux/wl12xx.h @@ -18203,7 +18219,7 @@ M: Maya Erez <merez@codeaurora.org> L: linux-wireless@vger.kernel.org L: wil6210@qti.qualcomm.com S: Supported -W: http://wireless.kernel.org/en/users/Drivers/wil6210 +W: https://wireless.wiki.kernel.org/en/users/Drivers/wil6210 F: drivers/net/wireless/ath/wil6210/ WIMAX STACK @@ -2,7 +2,7 @@ VERSION = 5 PATCHLEVEL = 7 SUBLEVEL = 0 -EXTRAVERSION = -rc1 +EXTRAVERSION = -rc7 NAME = Kleptomaniac Octopus # *DOCUMENTATION* @@ -729,10 +729,6 @@ else ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE KBUILD_CFLAGS += -Os endif -ifdef CONFIG_CC_DISABLE_WARN_MAYBE_UNINITIALIZED -KBUILD_CFLAGS += -Wno-maybe-uninitialized -endif - # Tell gcc to never replace conditional load with a non-conditional one KBUILD_CFLAGS += $(call cc-option,--param=allow-store-data-races=0) KBUILD_CFLAGS += $(call cc-option,-fno-allow-store-data-races) @@ -881,6 +877,17 @@ KBUILD_CFLAGS += -Wno-pointer-sign # disable stringop warnings in gcc 8+ KBUILD_CFLAGS += $(call cc-disable-warning, stringop-truncation) +# We'll want to enable this eventually, but it's not going away for 5.7 at least +KBUILD_CFLAGS += $(call cc-disable-warning, zero-length-bounds) +KBUILD_CFLAGS += $(call cc-disable-warning, array-bounds) +KBUILD_CFLAGS += $(call cc-disable-warning, stringop-overflow) + +# Another good warning that we'll want to enable eventually +KBUILD_CFLAGS += $(call cc-disable-warning, restrict) + +# Enabled with W=2, disabled by default as noisy +KBUILD_CFLAGS += $(call cc-disable-warning, maybe-uninitialized) + # disable invalid "can't wrap" optimizations for signed / pointers KBUILD_CFLAGS += $(call cc-option,-fno-strict-overflow) diff --git a/arch/arc/configs/hsdk_defconfig b/arch/arc/configs/hsdk_defconfig index 0974226fab55..aa000075a575 100644 --- a/arch/arc/configs/hsdk_defconfig +++ b/arch/arc/configs/hsdk_defconfig @@ -65,6 +65,7 @@ CONFIG_DRM_UDL=y CONFIG_DRM_ETNAVIV=y CONFIG_FB=y CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_USB=y CONFIG_USB_EHCI_HCD=y CONFIG_USB_EHCI_HCD_PLATFORM=y CONFIG_USB_OHCI_HCD=y diff --git a/arch/arc/include/asm/dsp-impl.h b/arch/arc/include/asm/dsp-impl.h index e1aa212ca6eb..cd5636dfeb6f 100644 --- a/arch/arc/include/asm/dsp-impl.h +++ b/arch/arc/include/asm/dsp-impl.h @@ -15,12 +15,14 @@ /* clobbers r5 register */ .macro DSP_EARLY_INIT +#ifdef CONFIG_ISA_ARCV2 lr r5, [ARC_AUX_DSP_BUILD] bmsk r5, r5, 7 breq r5, 0, 1f mov r5, DSP_CTRL_DISABLED_ALL sr r5, [ARC_AUX_DSP_CTRL] 1: +#endif .endm /* clobbers r10, r11 registers pair */ diff --git a/arch/arc/include/asm/entry-arcv2.h b/arch/arc/include/asm/entry-arcv2.h index ae0aa5323be1..0ff4c0610561 100644 --- a/arch/arc/include/asm/entry-arcv2.h +++ b/arch/arc/include/asm/entry-arcv2.h @@ -233,6 +233,8 @@ #ifdef CONFIG_ARC_IRQ_NO_AUTOSAVE __RESTORE_REGFILE_HARD + + ; SP points to PC/STAT32: hw restores them despite NO_AUTOSAVE add sp, sp, SZ_PT_REGS - 8 #else add sp, sp, PT_r0 diff --git a/arch/arc/include/asm/module.h b/arch/arc/include/asm/module.h index 48f13a4ace4b..f534a1fef070 100644 --- a/arch/arc/include/asm/module.h +++ b/arch/arc/include/asm/module.h @@ -3,7 +3,6 @@ * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * * Amit Bhor, Sameer Dhavale: Codito Technologies 2004 - */ #ifndef _ASM_ARC_MODULE_H @@ -19,8 +18,4 @@ struct mod_arch_specific { const char *secstr; }; -#define MODULE_PROC_FAMILY "ARC700" - -#define MODULE_ARCH_VERMAGIC MODULE_PROC_FAMILY - #endif /* _ASM_ARC_MODULE_H */ diff --git a/arch/arc/include/asm/vermagic.h b/arch/arc/include/asm/vermagic.h new file mode 100644 index 000000000000..a10257d2c62c --- /dev/null +++ b/arch/arc/include/asm/vermagic.h @@ -0,0 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _ASM_VERMAGIC_H +#define _ASM_VERMAGIC_H + +#define MODULE_ARCH_VERMAGIC "ARC700" + +#endif /* _ASM_VERMAGIC_H */ diff --git a/arch/arc/kernel/Makefile b/arch/arc/kernel/Makefile index 75539670431a..8c4fc4b54c14 100644 --- a/arch/arc/kernel/Makefile +++ b/arch/arc/kernel/Makefile @@ -3,9 +3,6 @@ # Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) # -# Pass UTS_MACHINE for user_regset definition -CFLAGS_ptrace.o += -DUTS_MACHINE='"$(UTS_MACHINE)"' - obj-y := arcksyms.o setup.o irq.o reset.o ptrace.o process.o devtree.o obj-y += signal.o traps.o sys.o troubleshoot.o stacktrace.o disasm.o obj-$(CONFIG_ISA_ARCOMPACT) += entry-compact.o intc-compact.o diff --git a/arch/arc/kernel/ptrace.c b/arch/arc/kernel/ptrace.c index d5f3fcf273b5..f49a054a1016 100644 --- a/arch/arc/kernel/ptrace.c +++ b/arch/arc/kernel/ptrace.c @@ -253,7 +253,7 @@ static const struct user_regset arc_regsets[] = { }; static const struct user_regset_view user_arc_view = { - .name = UTS_MACHINE, + .name = "arc", .e_machine = EM_ARC_INUSE, .regsets = arc_regsets, .n = ARRAY_SIZE(arc_regsets) diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index b2b1cb645d9e..dad8a656a2f1 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c @@ -11,6 +11,7 @@ #include <linux/clocksource.h> #include <linux/console.h> #include <linux/module.h> +#include <linux/sizes.h> #include <linux/cpu.h> #include <linux/of_clk.h> #include <linux/of_fdt.h> @@ -424,12 +425,12 @@ static void arc_chk_core_config(void) if ((unsigned int)__arc_dccm_base != cpu->dccm.base_addr) panic("Linux built with incorrect DCCM Base address\n"); - if (CONFIG_ARC_DCCM_SZ != cpu->dccm.sz) + if (CONFIG_ARC_DCCM_SZ * SZ_1K != cpu->dccm.sz) panic("Linux built with incorrect DCCM Size\n"); #endif #ifdef CONFIG_ARC_HAS_ICCM - if (CONFIG_ARC_ICCM_SZ != cpu->iccm.sz) + if (CONFIG_ARC_ICCM_SZ * SZ_1K != cpu->iccm.sz) panic("Linux built with incorrect ICCM Size\n"); #endif diff --git a/arch/arc/kernel/troubleshoot.c b/arch/arc/kernel/troubleshoot.c index d2999503fb8a..3393558876a9 100644 --- a/arch/arc/kernel/troubleshoot.c +++ b/arch/arc/kernel/troubleshoot.c @@ -191,10 +191,9 @@ void show_regs(struct pt_regs *regs) if (user_mode(regs)) show_faulting_vma(regs->ret); /* faulting code, not data */ - pr_info("ECR: 0x%08lx EFA: 0x%08lx ERET: 0x%08lx\n", - regs->event, current->thread.fault_address, regs->ret); - - pr_info("STAT32: 0x%08lx", regs->status32); + pr_info("ECR: 0x%08lx EFA: 0x%08lx ERET: 0x%08lx\nSTAT: 0x%08lx", + regs->event, current->thread.fault_address, regs->ret, + regs->status32); #define STS_BIT(r, bit) r->status32 & STATUS_##bit##_MASK ? #bit" " : "" @@ -210,11 +209,10 @@ void show_regs(struct pt_regs *regs) (regs->status32 & STATUS_U_MASK) ? "U " : "K ", STS_BIT(regs, DE), STS_BIT(regs, AE)); #endif - pr_cont(" BTA: 0x%08lx\n", regs->bta); - pr_info("BLK: %pS\n SP: 0x%08lx FP: 0x%08lx\n", - (void *)regs->blink, regs->sp, regs->fp); + pr_cont(" BTA: 0x%08lx\n SP: 0x%08lx FP: 0x%08lx BLK: %pS\n", + regs->bta, regs->sp, regs->fp, (void *)regs->blink); pr_info("LPS: 0x%08lx\tLPE: 0x%08lx\tLPC: 0x%08lx\n", - regs->lp_start, regs->lp_end, regs->lp_count); + regs->lp_start, regs->lp_end, regs->lp_count); /* print regs->r0 thru regs->r12 * Sequential printing was generating horrible code diff --git a/arch/arc/kernel/unwind.c b/arch/arc/kernel/unwind.c index 27ea64b1fa33..f87758a6851b 100644 --- a/arch/arc/kernel/unwind.c +++ b/arch/arc/kernel/unwind.c @@ -1178,11 +1178,9 @@ int arc_unwind(struct unwind_frame_info *frame) #endif /* update frame */ -#ifndef CONFIG_AS_CFI_SIGNAL_FRAME if (frame->call_frame && !UNW_DEFAULT_RA(state.regs[retAddrReg], state.dataAlign)) frame->call_frame = 0; -#endif cfa = FRAME_REG(state.cfa.reg, unsigned long) + state.cfa.offs; startLoc = min_t(unsigned long, UNW_SP(frame), cfa); endLoc = max_t(unsigned long, UNW_SP(frame), cfa); diff --git a/arch/arc/plat-eznps/Kconfig b/arch/arc/plat-eznps/Kconfig index a931d0a256d0..a645bca5899a 100644 --- a/arch/arc/plat-eznps/Kconfig +++ b/arch/arc/plat-eznps/Kconfig @@ -6,6 +6,7 @@ menuconfig ARC_PLAT_EZNPS bool "\"EZchip\" ARC dev platform" + depends on ISA_ARCOMPACT select CPU_BIG_ENDIAN select CLKSRC_NPS if !PHYS_ADDR_T_64BIT select EZNPS_GIC diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 66a04f6f4775..c77c93c485a0 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -12,6 +12,7 @@ config ARM select ARCH_HAS_KEEPINITRD select ARCH_HAS_KCOV select ARCH_HAS_MEMBARRIER_SYNC_CORE + select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE select ARCH_HAS_PTE_SPECIAL if ARM_LPAE select ARCH_HAS_PHYS_TO_DMA select ARCH_HAS_SETUP_DMA_OPS diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index cabdd8f4a248..e8e1c866e413 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -1450,7 +1450,8 @@ ENTRY(efi_enter_kernel) @ running beyond the PoU, and so calling cache_off below from @ inside the PE/COFF loader allocated region is unsafe unless @ we explicitly clean it to the PoC. - adr r0, call_cache_fn @ region of code we will + ARM( adrl r0, call_cache_fn ) + THUMB( adr r0, call_cache_fn ) @ region of code we will adr r1, 0f @ run with MMU off bl cache_clean_flush bl cache_off diff --git a/arch/arm/boot/dts/am574x-idk.dts b/arch/arm/boot/dts/am574x-idk.dts index fa0088025b2c..85c95cc551dd 100644 --- a/arch/arm/boot/dts/am574x-idk.dts +++ b/arch/arm/boot/dts/am574x-idk.dts @@ -40,3 +40,7 @@ status = "okay"; dual_emac; }; + +&m_can0 { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi index fd2c766e0f71..f7ae5a4530b8 100644 --- a/arch/arm/boot/dts/bcm2835-rpi.dtsi +++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi @@ -14,6 +14,9 @@ soc { firmware: firmware { compatible = "raspberrypi,bcm2835-firmware", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + mboxes = <&mailbox>; dma-ranges; }; diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi index e1abe8c730ce..b83a864e2e8b 100644 --- a/arch/arm/boot/dts/bcm283x.dtsi +++ b/arch/arm/boot/dts/bcm283x.dtsi @@ -372,6 +372,7 @@ "dsi0_ddr2", "dsi0_ddr"; + status = "disabled"; }; aux: aux@7e215000 { diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index 4740989ed9c4..7191ee6a1b82 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -172,6 +172,7 @@ #address-cells = <1>; ranges = <0x51000000 0x51000000 0x3000 0x0 0x20000000 0x10000000>; + dma-ranges; /** * To enable PCI endpoint mode, disable the pcie1_rc * node and enable pcie1_ep mode. @@ -185,7 +186,6 @@ device_type = "pci"; ranges = <0x81000000 0 0 0x03000 0 0x00010000 0x82000000 0 0x20013000 0x13000 0 0xffed000>; - dma-ranges = <0x02000000 0x0 0x00000000 0x00000000 0x1 0x00000000>; bus-range = <0x00 0xff>; #interrupt-cells = <1>; num-lanes = <1>; @@ -230,6 +230,7 @@ #address-cells = <1>; ranges = <0x51800000 0x51800000 0x3000 0x0 0x30000000 0x10000000>; + dma-ranges; status = "disabled"; pcie2_rc: pcie@51800000 { reg = <0x51800000 0x2000>, <0x51802000 0x14c>, <0x1000 0x2000>; @@ -240,7 +241,6 @@ device_type = "pci"; ranges = <0x81000000 0 0 0x03000 0 0x00010000 0x82000000 0 0x30013000 0x13000 0 0xffed000>; - dma-ranges = <0x02000000 0x0 0x00000000 0x00000000 0x1 0x00000000>; bus-range = <0x00 0xff>; #interrupt-cells = <1>; num-lanes = <1>; diff --git a/arch/arm/boot/dts/imx27-phytec-phycard-s-rdk.dts b/arch/arm/boot/dts/imx27-phytec-phycard-s-rdk.dts index 0cd75dadf292..188639738dc3 100644 --- a/arch/arm/boot/dts/imx27-phytec-phycard-s-rdk.dts +++ b/arch/arm/boot/dts/imx27-phytec-phycard-s-rdk.dts @@ -75,8 +75,8 @@ imx27-phycard-s-rdk { pinctrl_i2c1: i2c1grp { fsl,pins = < - MX27_PAD_I2C2_SDA__I2C2_SDA 0x0 - MX27_PAD_I2C2_SCL__I2C2_SCL 0x0 + MX27_PAD_I2C_DATA__I2C_DATA 0x0 + MX27_PAD_I2C_CLK__I2C_CLK 0x0 >; }; diff --git a/arch/arm/boot/dts/imx6dl-yapp4-ursa.dts b/arch/arm/boot/dts/imx6dl-yapp4-ursa.dts index 0d594e4bd559..a1173bf5bff5 100644 --- a/arch/arm/boot/dts/imx6dl-yapp4-ursa.dts +++ b/arch/arm/boot/dts/imx6dl-yapp4-ursa.dts @@ -38,7 +38,7 @@ }; &switch_ports { - /delete-node/ port@2; + /delete-node/ port@3; }; &touchscreen { diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi index 47982889d774..98da446aa0f2 100644 --- a/arch/arm/boot/dts/imx6qdl.dtsi +++ b/arch/arm/boot/dts/imx6qdl.dtsi @@ -1039,13 +1039,13 @@ compatible = "fsl,imx6q-fec"; reg = <0x02188000 0x4000>; interrupt-names = "int0", "pps"; - interrupts-extended = - <&intc 0 118 IRQ_TYPE_LEVEL_HIGH>, - <&intc 0 119 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <0 118 IRQ_TYPE_LEVEL_HIGH>, + <0 119 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6QDL_CLK_ENET>, <&clks IMX6QDL_CLK_ENET>, <&clks IMX6QDL_CLK_ENET_REF>; clock-names = "ipg", "ahb", "ptp"; + gpr = <&gpr>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/imx6qp.dtsi b/arch/arm/boot/dts/imx6qp.dtsi index 93b89dc1f53b..b310f13a53f2 100644 --- a/arch/arm/boot/dts/imx6qp.dtsi +++ b/arch/arm/boot/dts/imx6qp.dtsi @@ -77,7 +77,6 @@ }; &fec { - /delete-property/interrupts-extended; interrupts = <0 118 IRQ_TYPE_LEVEL_HIGH>, <0 119 IRQ_TYPE_LEVEL_HIGH>; }; diff --git a/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi b/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi index ede2e0c999b1..e10f99278c77 100644 --- a/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi +++ b/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi @@ -72,8 +72,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/motorola-mapphone-common.dtsi b/arch/arm/boot/dts/motorola-mapphone-common.dtsi index 9067e0ef4240..06fbffa81636 100644 --- a/arch/arm/boot/dts/motorola-mapphone-common.dtsi +++ b/arch/arm/boot/dts/motorola-mapphone-common.dtsi @@ -367,6 +367,8 @@ }; &mmc3 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc3_pins>; vmmc-supply = <&wl12xx_vmmc>; /* uart2_tx.sdmmc3_dat1 pad as wakeirq */ interrupts-extended = <&wakeupgen GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH @@ -472,6 +474,37 @@ >; }; + /* + * Android uses PIN_OFF_INPUT_PULLDOWN | PIN_INPUT_PULLUP | MUX_MODE3 + * for gpio_100, but the internal pull makes wlan flakey on some + * devices. Off mode value should be tested if we have off mode working + * later on. + */ + mmc3_pins: pinmux_mmc3_pins { + pinctrl-single,pins = < + /* 0x4a10008e gpmc_wait2.gpio_100 d23 */ + OMAP4_IOPAD(0x08e, PIN_INPUT | MUX_MODE3) + + /* 0x4a100102 abe_mcbsp1_dx.sdmmc3_dat2 ab25 */ + OMAP4_IOPAD(0x102, PIN_INPUT_PULLUP | MUX_MODE1) + + /* 0x4a100104 abe_mcbsp1_fsx.sdmmc3_dat3 ac27 */ + OMAP4_IOPAD(0x104, PIN_INPUT_PULLUP | MUX_MODE1) + + /* 0x4a100118 uart2_cts.sdmmc3_clk ab26 */ + OMAP4_IOPAD(0x118, PIN_INPUT | MUX_MODE1) + + /* 0x4a10011a uart2_rts.sdmmc3_cmd ab27 */ + OMAP4_IOPAD(0x11a, PIN_INPUT_PULLUP | MUX_MODE1) + + /* 0x4a10011c uart2_rx.sdmmc3_dat0 aa25 */ + OMAP4_IOPAD(0x11c, PIN_INPUT_PULLUP | MUX_MODE1) + + /* 0x4a10011e uart2_tx.sdmmc3_dat1 aa26 */ + OMAP4_IOPAD(0x11e, PIN_INPUT_PULLUP | MUX_MODE1) + >; + }; + /* gpmc_ncs0.gpio_50 */ poweroff_gpio: pinmux_poweroff_pins { pinctrl-single,pins = < @@ -690,14 +723,18 @@ }; /* - * As uart1 is wired to mdm6600 with rts and cts, we can use the cts pin for - * uart1 wakeirq. + * The uart1 port is wired to mdm6600 with rts and cts. The modem uses gpio_149 + * for wake-up events for both the USB PHY and the UART. We can use gpio_149 + * pad as the shared wakeirq for the UART rather than the RX or CTS pad as we + * have gpio_149 trigger before the UART transfer starts. */ &uart1 { pinctrl-names = "default"; pinctrl-0 = <&uart1_pins>; interrupts-extended = <&wakeupgen GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH - &omap4_pmx_core 0xfc>; + &omap4_pmx_core 0x110>; + uart-has-rtscts; + current-speed = <115200>; }; &uart3 { diff --git a/arch/arm/boot/dts/omap3-n950-n9.dtsi b/arch/arm/boot/dts/omap3-n950-n9.dtsi index a075b63f3087..11d41e86f814 100644 --- a/arch/arm/boot/dts/omap3-n950-n9.dtsi +++ b/arch/arm/boot/dts/omap3-n950-n9.dtsi @@ -341,6 +341,11 @@ status = "disabled"; }; +/* RNG not directly accessible on N950/N9. */ +&rng_target { + status = "disabled"; +}; + &usb_otg_hs { interface-type = <0>; usb-phy = <&usb2_phy>; diff --git a/arch/arm/boot/dts/r7s9210.dtsi b/arch/arm/boot/dts/r7s9210.dtsi index 72b79770e336..cace43807497 100644 --- a/arch/arm/boot/dts/r7s9210.dtsi +++ b/arch/arm/boot/dts/r7s9210.dtsi @@ -304,7 +304,6 @@ reg = <0xe803b000 0x30>; interrupts = <GIC_SPI 56 IRQ_TYPE_EDGE_RISING>; clocks = <&cpg CPG_MOD 36>; - clock-names = "ostm0"; power-domains = <&cpg>; status = "disabled"; }; @@ -314,7 +313,6 @@ reg = <0xe803c000 0x30>; interrupts = <GIC_SPI 57 IRQ_TYPE_EDGE_RISING>; clocks = <&cpg CPG_MOD 35>; - clock-names = "ostm1"; power-domains = <&cpg>; status = "disabled"; }; @@ -324,7 +322,6 @@ reg = <0xe803d000 0x30>; interrupts = <GIC_SPI 58 IRQ_TYPE_EDGE_RISING>; clocks = <&cpg CPG_MOD 34>; - clock-names = "ostm2"; power-domains = <&cpg>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/r8a73a4.dtsi b/arch/arm/boot/dts/r8a73a4.dtsi index a5cd31229fbd..a3ba722a9d7f 100644 --- a/arch/arm/boot/dts/r8a73a4.dtsi +++ b/arch/arm/boot/dts/r8a73a4.dtsi @@ -131,7 +131,14 @@ cmt1: timer@e6130000 { compatible = "renesas,r8a73a4-cmt1", "renesas,rcar-gen2-cmt1"; reg = <0 0xe6130000 0 0x1004>; - interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp3_clks R8A73A4_CLK_CMT1>; clock-names = "fck"; power-domains = <&pd_c5>; diff --git a/arch/arm/boot/dts/r8a7740.dtsi b/arch/arm/boot/dts/r8a7740.dtsi index ebc1ff64f530..90feb2cf9960 100644 --- a/arch/arm/boot/dts/r8a7740.dtsi +++ b/arch/arm/boot/dts/r8a7740.dtsi @@ -479,7 +479,7 @@ cpg_clocks: cpg_clocks@e6150000 { compatible = "renesas,r8a7740-cpg-clocks"; reg = <0xe6150000 0x10000>; - clocks = <&extal1_clk>, <&extalr_clk>; + clocks = <&extal1_clk>, <&extal2_clk>, <&extalr_clk>; #clock-cells = <1>; clock-output-names = "system", "pllc0", "pllc1", "pllc2", "r", diff --git a/arch/arm/boot/dts/r8a7745-iwg22d-sodimm-dbhd-ca.dts b/arch/arm/boot/dts/r8a7745-iwg22d-sodimm-dbhd-ca.dts index 92aa26ba423c..b1f679da36b2 100644 --- a/arch/arm/boot/dts/r8a7745-iwg22d-sodimm-dbhd-ca.dts +++ b/arch/arm/boot/dts/r8a7745-iwg22d-sodimm-dbhd-ca.dts @@ -84,8 +84,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts index 69745def44d4..bfe778c4c47b 100644 --- a/arch/arm/boot/dts/r8a7790-lager.dts +++ b/arch/arm/boot/dts/r8a7790-lager.dts @@ -364,8 +364,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7790-stout.dts b/arch/arm/boot/dts/r8a7790-stout.dts index 4138efb2766d..6a457bc9280a 100644 --- a/arch/arm/boot/dts/r8a7790-stout.dts +++ b/arch/arm/boot/dts/r8a7790-stout.dts @@ -297,8 +297,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts index 687167b70cb6..fc74c6cd6def 100644 --- a/arch/arm/boot/dts/r8a7791-koelsch.dts +++ b/arch/arm/boot/dts/r8a7791-koelsch.dts @@ -387,8 +387,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7791-porter.dts b/arch/arm/boot/dts/r8a7791-porter.dts index a8e0335148a5..114bf1c4199b 100644 --- a/arch/arm/boot/dts/r8a7791-porter.dts +++ b/arch/arm/boot/dts/r8a7791-porter.dts @@ -181,8 +181,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7792-blanche.dts b/arch/arm/boot/dts/r8a7792-blanche.dts index 248eb717eb35..9368ac2cf508 100644 --- a/arch/arm/boot/dts/r8a7792-blanche.dts +++ b/arch/arm/boot/dts/r8a7792-blanche.dts @@ -289,8 +289,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7792-wheat.dts b/arch/arm/boot/dts/r8a7792-wheat.dts index bd2a63bdab3d..ba2d2a589012 100644 --- a/arch/arm/boot/dts/r8a7792-wheat.dts +++ b/arch/arm/boot/dts/r8a7792-wheat.dts @@ -249,14 +249,12 @@ */ hdmi@3d { compatible = "adi,adv7513"; - reg = <0x3d>, <0x2d>, <0x4d>, <0x5d>; - reg-names = "main", "cec", "edid", "packet"; + reg = <0x3d>, <0x4d>, <0x2d>, <0x5d>; + reg-names = "main", "edid", "cec", "packet"; adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; @@ -280,14 +278,12 @@ hdmi@39 { compatible = "adi,adv7513"; - reg = <0x39>, <0x29>, <0x49>, <0x59>; - reg-names = "main", "cec", "edid", "packet"; + reg = <0x39>, <0x49>, <0x29>, <0x59>; + reg-names = "main", "edid", "cec", "packet"; adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7793-gose.dts b/arch/arm/boot/dts/r8a7793-gose.dts index cfe06a74ce89..79baf06019f5 100644 --- a/arch/arm/boot/dts/r8a7793-gose.dts +++ b/arch/arm/boot/dts/r8a7793-gose.dts @@ -366,8 +366,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7794-silk.dts b/arch/arm/boot/dts/r8a7794-silk.dts index 9aaa96ea9943..b8b0941f677c 100644 --- a/arch/arm/boot/dts/r8a7794-silk.dts +++ b/arch/arm/boot/dts/r8a7794-silk.dts @@ -255,8 +255,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/rk3036.dtsi b/arch/arm/boot/dts/rk3036.dtsi index 781ac7583522..d9a0c9a29b68 100644 --- a/arch/arm/boot/dts/rk3036.dtsi +++ b/arch/arm/boot/dts/rk3036.dtsi @@ -128,7 +128,7 @@ assigned-clocks = <&cru SCLK_GPU>; assigned-clock-rates = <100000000>; clocks = <&cru SCLK_GPU>, <&cru SCLK_GPU>; - clock-names = "core", "bus"; + clock-names = "bus", "core"; resets = <&cru SRST_GPU>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/rk3228-evb.dts b/arch/arm/boot/dts/rk3228-evb.dts index 5670b33fd1bd..aed879db6c15 100644 --- a/arch/arm/boot/dts/rk3228-evb.dts +++ b/arch/arm/boot/dts/rk3228-evb.dts @@ -46,7 +46,7 @@ #address-cells = <1>; #size-cells = <0>; - phy: phy@0 { + phy: ethernet-phy@0 { compatible = "ethernet-phy-id1234.d400", "ethernet-phy-ieee802.3-c22"; reg = <0>; clocks = <&cru SCLK_MAC_PHY>; diff --git a/arch/arm/boot/dts/rk3229-xms6.dts b/arch/arm/boot/dts/rk3229-xms6.dts index 679fc2b00e5a..933ef69da32a 100644 --- a/arch/arm/boot/dts/rk3229-xms6.dts +++ b/arch/arm/boot/dts/rk3229-xms6.dts @@ -150,7 +150,7 @@ #address-cells = <1>; #size-cells = <0>; - phy: phy@0 { + phy: ethernet-phy@0 { compatible = "ethernet-phy-id1234.d400", "ethernet-phy-ieee802.3-c22"; reg = <0>; diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi index 06172ebbf0ce..5485a9918da6 100644 --- a/arch/arm/boot/dts/rk322x.dtsi +++ b/arch/arm/boot/dts/rk322x.dtsi @@ -555,7 +555,7 @@ "pp1", "ppmmu1"; clocks = <&cru ACLK_GPU>, <&cru ACLK_GPU>; - clock-names = "core", "bus"; + clock-names = "bus", "core"; resets = <&cru SRST_GPU_A>; status = "disabled"; }; @@ -1020,7 +1020,7 @@ }; }; - spi-0 { + spi0 { spi0_clk: spi0-clk { rockchip,pins = <0 RK_PB1 2 &pcfg_pull_up>; }; @@ -1038,7 +1038,7 @@ }; }; - spi-1 { + spi1 { spi1_clk: spi1-clk { rockchip,pins = <0 RK_PC7 2 &pcfg_pull_up>; }; diff --git a/arch/arm/boot/dts/rk3xxx.dtsi b/arch/arm/boot/dts/rk3xxx.dtsi index f9fcb7e9657b..d929b60517ab 100644 --- a/arch/arm/boot/dts/rk3xxx.dtsi +++ b/arch/arm/boot/dts/rk3xxx.dtsi @@ -84,7 +84,7 @@ compatible = "arm,mali-400"; reg = <0x10090000 0x10000>; clocks = <&cru ACLK_GPU>, <&cru ACLK_GPU>; - clock-names = "core", "bus"; + clock-names = "bus", "core"; assigned-clocks = <&cru ACLK_GPU>; assigned-clock-rates = <100000000>; resets = <&cru SRST_GPU>; diff --git a/arch/arm/configs/keystone_defconfig b/arch/arm/configs/keystone_defconfig index 11e2211f9007..84a3b055f253 100644 --- a/arch/arm/configs/keystone_defconfig +++ b/arch/arm/configs/keystone_defconfig @@ -147,6 +147,7 @@ CONFIG_I2C_DAVINCI=y CONFIG_SPI=y CONFIG_SPI_DAVINCI=y CONFIG_SPI_SPIDEV=y +CONFIG_PTP_1588_CLOCK=y CONFIG_PINCTRL_SINGLE=y CONFIG_GPIOLIB=y CONFIG_GPIO_SYSFS=y diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index 3cc3ca5fa027..8b83d4a5d309 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -274,6 +274,7 @@ CONFIG_SPI_TI_QSPI=m CONFIG_HSI=m CONFIG_OMAP_SSI=m CONFIG_SSI_PROTOCOL=m +CONFIG_PTP_1588_CLOCK=y CONFIG_PINCTRL_SINGLE=y CONFIG_DEBUG_GPIO=y CONFIG_GPIO_SYSFS=y diff --git a/arch/arm/crypto/chacha-glue.c b/arch/arm/crypto/chacha-glue.c index 6fdb0ac62b3d..59da6c0b63b6 100644 --- a/arch/arm/crypto/chacha-glue.c +++ b/arch/arm/crypto/chacha-glue.c @@ -91,9 +91,17 @@ void chacha_crypt_arch(u32 *state, u8 *dst, const u8 *src, unsigned int bytes, return; } - kernel_neon_begin(); - chacha_doneon(state, dst, src, bytes, nrounds); - kernel_neon_end(); + do { + unsigned int todo = min_t(unsigned int, bytes, SZ_4K); + + kernel_neon_begin(); + chacha_doneon(state, dst, src, todo, nrounds); + kernel_neon_end(); + + bytes -= todo; + src += todo; + dst += todo; + } while (bytes); } EXPORT_SYMBOL(chacha_crypt_arch); diff --git a/arch/arm/crypto/nhpoly1305-neon-glue.c b/arch/arm/crypto/nhpoly1305-neon-glue.c index ae5aefc44a4d..ffa8d73fe722 100644 --- a/arch/arm/crypto/nhpoly1305-neon-glue.c +++ b/arch/arm/crypto/nhpoly1305-neon-glue.c @@ -30,7 +30,7 @@ static int nhpoly1305_neon_update(struct shash_desc *desc, return crypto_nhpoly1305_update(desc, src, srclen); do { - unsigned int n = min_t(unsigned int, srclen, PAGE_SIZE); + unsigned int n = min_t(unsigned int, srclen, SZ_4K); kernel_neon_begin(); crypto_nhpoly1305_update_helper(desc, src, n, _nh_neon); diff --git a/arch/arm/crypto/poly1305-glue.c b/arch/arm/crypto/poly1305-glue.c index ceec04ec2f40..13cfef4ae22e 100644 --- a/arch/arm/crypto/poly1305-glue.c +++ b/arch/arm/crypto/poly1305-glue.c @@ -160,13 +160,20 @@ void poly1305_update_arch(struct poly1305_desc_ctx *dctx, const u8 *src, unsigned int len = round_down(nbytes, POLY1305_BLOCK_SIZE); if (static_branch_likely(&have_neon) && do_neon) { - kernel_neon_begin(); - poly1305_blocks_neon(&dctx->h, src, len, 1); - kernel_neon_end(); + do { + unsigned int todo = min_t(unsigned int, len, SZ_4K); + + kernel_neon_begin(); + poly1305_blocks_neon(&dctx->h, src, todo, 1); + kernel_neon_end(); + + len -= todo; + src += todo; + } while (len); } else { poly1305_blocks_arm(&dctx->h, src, len, 1); + src += len; } - src += len; nbytes %= POLY1305_BLOCK_SIZE; } diff --git a/arch/arm/include/asm/futex.h b/arch/arm/include/asm/futex.h index e133da303a98..a9151884bc85 100644 --- a/arch/arm/include/asm/futex.h +++ b/arch/arm/include/asm/futex.h @@ -165,8 +165,13 @@ arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *uaddr) preempt_enable(); #endif - if (!ret) - *oval = oldval; + /* + * Store unconditionally. If ret != 0 the extra store is the least + * of the worries but GCC cannot figure out that __futex_atomic_op() + * is either setting ret to -EFAULT or storing the old value in + * oldval which results in a uninitialized warning at the call site. + */ + *oval = oldval; return ret; } diff --git a/arch/arm/include/asm/module.h b/arch/arm/include/asm/module.h index 182163b55546..4b0df09cbe67 100644 --- a/arch/arm/include/asm/module.h +++ b/arch/arm/include/asm/module.h @@ -37,30 +37,6 @@ struct mod_arch_specific { struct module; u32 get_module_plt(struct module *mod, unsigned long loc, Elf32_Addr val); -/* - * Add the ARM architecture version to the version magic string - */ -#define MODULE_ARCH_VERMAGIC_ARMVSN "ARMv" __stringify(__LINUX_ARM_ARCH__) " " - -/* Add __virt_to_phys patching state as well */ -#ifdef CONFIG_ARM_PATCH_PHYS_VIRT -#define MODULE_ARCH_VERMAGIC_P2V "p2v8 " -#else -#define MODULE_ARCH_VERMAGIC_P2V "" -#endif - -/* Add instruction set architecture tag to distinguish ARM/Thumb kernels */ -#ifdef CONFIG_THUMB2_KERNEL -#define MODULE_ARCH_VERMAGIC_ARMTHUMB "thumb2 " -#else -#define MODULE_ARCH_VERMAGIC_ARMTHUMB "" -#endif - -#define MODULE_ARCH_VERMAGIC \ - MODULE_ARCH_VERMAGIC_ARMVSN \ - MODULE_ARCH_VERMAGIC_ARMTHUMB \ - MODULE_ARCH_VERMAGIC_P2V - #ifdef CONFIG_THUMB2_KERNEL #define HAVE_ARCH_KALLSYMS_SYMBOL_VALUE static inline unsigned long kallsyms_symbol_value(const Elf_Sym *sym) diff --git a/arch/arm/include/asm/vermagic.h b/arch/arm/include/asm/vermagic.h new file mode 100644 index 000000000000..62ce94e26a63 --- /dev/null +++ b/arch/arm/include/asm/vermagic.h @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_VERMAGIC_H +#define _ASM_VERMAGIC_H + +#include <linux/stringify.h> + +/* + * Add the ARM architecture version to the version magic string + */ +#define MODULE_ARCH_VERMAGIC_ARMVSN "ARMv" __stringify(__LINUX_ARM_ARCH__) " " + +/* Add __virt_to_phys patching state as well */ +#ifdef CONFIG_ARM_PATCH_PHYS_VIRT +#define MODULE_ARCH_VERMAGIC_P2V "p2v8 " +#else +#define MODULE_ARCH_VERMAGIC_P2V "" +#endif + +/* Add instruction set architecture tag to distinguish ARM/Thumb kernels */ +#ifdef CONFIG_THUMB2_KERNEL +#define MODULE_ARCH_VERMAGIC_ARMTHUMB "thumb2 " +#else +#define MODULE_ARCH_VERMAGIC_ARMTHUMB "" +#endif + +#define MODULE_ARCH_VERMAGIC \ + MODULE_ARCH_VERMAGIC_ARMVSN \ + MODULE_ARCH_VERMAGIC_ARMTHUMB \ + MODULE_ARCH_VERMAGIC_P2V + +#endif /* _ASM_VERMAGIC_H */ diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index 03506ce46149..e7364e6c8c6b 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -91,8 +91,10 @@ AFLAGS_suspend-imx6.o :=-Wa,-march=armv7-a obj-$(CONFIG_SOC_IMX6) += suspend-imx6.o obj-$(CONFIG_SOC_IMX53) += suspend-imx53.o endif +ifeq ($(CONFIG_ARM_CPU_SUSPEND),y) AFLAGS_resume-imx6.o :=-Wa,-march=armv7-a obj-$(CONFIG_SOC_IMX6) += resume-imx6.o +endif obj-$(CONFIG_SOC_IMX6) += pm-imx6.o obj-$(CONFIG_SOC_IMX1) += mach-imx1.o diff --git a/arch/arm/mach-oxnas/platsmp.c b/arch/arm/mach-oxnas/platsmp.c index ab35275b7ee3..f0a50b9e61df 100644 --- a/arch/arm/mach-oxnas/platsmp.c +++ b/arch/arm/mach-oxnas/platsmp.c @@ -27,7 +27,8 @@ static void __iomem *gic_cpu_ctrl; #define GIC_CPU_CTRL 0x00 #define GIC_CPU_CTRL_ENABLE 1 -int __init ox820_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int __init ox820_boot_secondary(unsigned int cpu, + struct task_struct *idle) { /* * Write the address of secondary startup into the diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c index cc29869d12a3..bf85d6db4931 100644 --- a/arch/arm/net/bpf_jit_32.c +++ b/arch/arm/net/bpf_jit_32.c @@ -929,7 +929,11 @@ static inline void emit_a32_rsh_i64(const s8 dst[], rd = arm_bpf_get_reg64(dst, tmp, ctx); /* Do LSR operation */ - if (val < 32) { + if (val == 0) { + /* An immediate value of 0 encodes a shift amount of 32 + * for LSR. To shift by 0, don't do anything. + */ + } else if (val < 32) { emit(ARM_MOV_SI(tmp2[1], rd[1], SRTYPE_LSR, val), ctx); emit(ARM_ORR_SI(rd[1], tmp2[1], rd[0], SRTYPE_ASL, 32 - val), ctx); emit(ARM_MOV_SI(rd[0], rd[0], SRTYPE_LSR, val), ctx); @@ -955,7 +959,11 @@ static inline void emit_a32_arsh_i64(const s8 dst[], rd = arm_bpf_get_reg64(dst, tmp, ctx); /* Do ARSH operation */ - if (val < 32) { + if (val == 0) { + /* An immediate value of 0 encodes a shift amount of 32 + * for ASR. To shift by 0, don't do anything. + */ + } else if (val < 32) { emit(ARM_MOV_SI(tmp2[1], rd[1], SRTYPE_LSR, val), ctx); emit(ARM_ORR_SI(rd[1], tmp2[1], rd[0], SRTYPE_ASL, 32 - val), ctx); emit(ARM_MOV_SI(rd[0], rd[0], SRTYPE_ASR, val), ctx); @@ -992,21 +1000,35 @@ static inline void emit_a32_mul_r64(const s8 dst[], const s8 src[], arm_bpf_put_reg32(dst_hi, rd[0], ctx); } +static bool is_ldst_imm(s16 off, const u8 size) +{ + s16 off_max = 0; + + switch (size) { + case BPF_B: + case BPF_W: + off_max = 0xfff; + break; + case BPF_H: + off_max = 0xff; + break; + case BPF_DW: + /* Need to make sure off+4 does not overflow. */ + off_max = 0xfff - 4; + break; + } + return -off_max <= off && off <= off_max; +} + /* *(size *)(dst + off) = src */ static inline void emit_str_r(const s8 dst, const s8 src[], - s32 off, struct jit_ctx *ctx, const u8 sz){ + s16 off, struct jit_ctx *ctx, const u8 sz){ const s8 *tmp = bpf2a32[TMP_REG_1]; - s32 off_max; s8 rd; rd = arm_bpf_get_reg32(dst, tmp[1], ctx); - if (sz == BPF_H) - off_max = 0xff; - else - off_max = 0xfff; - - if (off < 0 || off > off_max) { + if (!is_ldst_imm(off, sz)) { emit_a32_mov_i(tmp[0], off, ctx); emit(ARM_ADD_R(tmp[0], tmp[0], rd), ctx); rd = tmp[0]; @@ -1035,18 +1057,12 @@ static inline void emit_str_r(const s8 dst, const s8 src[], /* dst = *(size*)(src + off) */ static inline void emit_ldx_r(const s8 dst[], const s8 src, - s32 off, struct jit_ctx *ctx, const u8 sz){ + s16 off, struct jit_ctx *ctx, const u8 sz){ const s8 *tmp = bpf2a32[TMP_REG_1]; const s8 *rd = is_stacked(dst_lo) ? tmp : dst; s8 rm = src; - s32 off_max; - - if (sz == BPF_H) - off_max = 0xff; - else - off_max = 0xfff; - if (off < 0 || off > off_max) { + if (!is_ldst_imm(off, sz)) { emit_a32_mov_i(tmp[0], off, ctx); emit(ARM_ADD_R(tmp[0], tmp[0], src), ctx); rm = tmp[0]; diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c index dd6804a64f1a..fd4e1ce1daf9 100644 --- a/arch/arm/xen/enlighten.c +++ b/arch/arm/xen/enlighten.c @@ -36,7 +36,7 @@ #include <linux/mm.h> -struct start_info _xen_start_info; +static struct start_info _xen_start_info; struct start_info *xen_start_info = &_xen_start_info; EXPORT_SYMBOL(xen_start_info); diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 40fb05d96c60..5d513f461957 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -20,6 +20,7 @@ config ARM64 select ARCH_HAS_KCOV select ARCH_HAS_KEEPINITRD select ARCH_HAS_MEMBARRIER_SYNC_CORE + select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE select ARCH_HAS_PTE_DEVMAP select ARCH_HAS_PTE_SPECIAL select ARCH_HAS_SETUP_DMA_OPS diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinetab.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinetab.dts index 316e8a443913..dc4ab6b434f9 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinetab.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinetab.dts @@ -98,7 +98,7 @@ }; &codec_analog { - hpvcc-supply = <®_eldo1>; + cpvdd-supply = <®_eldo1>; status = "okay"; }; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index 31143fe64d91..c26cc1fcaffd 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -154,24 +154,6 @@ }; }; - sound_spdif { - compatible = "simple-audio-card"; - simple-audio-card,name = "On-board SPDIF"; - - simple-audio-card,cpu { - sound-dai = <&spdif>; - }; - - simple-audio-card,codec { - sound-dai = <&spdif_out>; - }; - }; - - spdif_out: spdif-out { - #sound-dai-cells = <0>; - compatible = "linux,spdif-dit"; - }; - timer { compatible = "arm,armv8-timer"; allwinner,erratum-unknown1; diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi index 0882ea215b88..c0aef7d69117 100644 --- a/arch/arm64/boot/dts/amlogic/meso |