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path: root/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c47
1 files changed, 41 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
index f6d8597452ed..e5282a5d05d9 100644
--- a/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
@@ -202,8 +202,8 @@ send_request:
case IDH_REQ_RAS_CPER_DUMP:
event = IDH_RAS_CPER_DUMP_READY;
break;
- case IDH_REQ_RAS_BAD_PAGES:
- event = IDH_RAS_BAD_PAGES_READY;
+ case IDH_REQ_RAS_CHK_CRITI:
+ event = IDH_REQ_RAS_CHK_CRITI_READY;
break;
default:
break;
@@ -359,14 +359,32 @@ static void xgpu_nv_mailbox_flr_work(struct work_struct *work)
}
}
-static void xgpu_nv_mailbox_bad_pages_work(struct work_struct *work)
+static void xgpu_nv_mailbox_req_bad_pages_work(struct work_struct *work)
{
- struct amdgpu_virt *virt = container_of(work, struct amdgpu_virt, bad_pages_work);
+ struct amdgpu_virt *virt = container_of(work, struct amdgpu_virt, req_bad_pages_work);
struct amdgpu_device *adev = container_of(virt, struct amdgpu_device, virt);
if (down_read_trylock(&adev->reset_domain->sem)) {
amdgpu_virt_fini_data_exchange(adev);
amdgpu_virt_request_bad_pages(adev);
+ up_read(&adev->reset_domain->sem);
+ }
+}
+
+/**
+ * xgpu_nv_mailbox_handle_bad_pages_work - Reinitialize the data exchange region to get fresh bad page information
+ * @work: pointer to the work_struct
+ *
+ * This work handler is triggered when bad pages are ready, and it reinitializes
+ * the data exchange region to retrieve updated bad page information from the host.
+ */
+static void xgpu_nv_mailbox_handle_bad_pages_work(struct work_struct *work)
+{
+ struct amdgpu_virt *virt = container_of(work, struct amdgpu_virt, handle_bad_pages_work);
+ struct amdgpu_device *adev = container_of(virt, struct amdgpu_device, virt);
+
+ if (down_read_trylock(&adev->reset_domain->sem)) {
+ amdgpu_virt_fini_data_exchange(adev);
amdgpu_virt_init_data_exchange(adev);
up_read(&adev->reset_domain->sem);
}
@@ -397,10 +415,15 @@ static int xgpu_nv_mailbox_rcv_irq(struct amdgpu_device *adev,
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
switch (event) {
+ case IDH_RAS_BAD_PAGES_READY:
+ xgpu_nv_mailbox_send_ack(adev);
+ if (amdgpu_sriov_runtime(adev))
+ schedule_work(&adev->virt.handle_bad_pages_work);
+ break;
case IDH_RAS_BAD_PAGES_NOTIFICATION:
xgpu_nv_mailbox_send_ack(adev);
if (amdgpu_sriov_runtime(adev))
- schedule_work(&adev->virt.bad_pages_work);
+ schedule_work(&adev->virt.req_bad_pages_work);
break;
case IDH_UNRECOV_ERR_NOTIFICATION:
xgpu_nv_mailbox_send_ack(adev);
@@ -485,7 +508,8 @@ int xgpu_nv_mailbox_get_irq(struct amdgpu_device *adev)
}
INIT_WORK(&adev->virt.flr_work, xgpu_nv_mailbox_flr_work);
- INIT_WORK(&adev->virt.bad_pages_work, xgpu_nv_mailbox_bad_pages_work);
+ INIT_WORK(&adev->virt.req_bad_pages_work, xgpu_nv_mailbox_req_bad_pages_work);
+ INIT_WORK(&adev->virt.handle_bad_pages_work, xgpu_nv_mailbox_handle_bad_pages_work);
return 0;
}
@@ -535,6 +559,16 @@ static int xgpu_nv_req_ras_bad_pages(struct amdgpu_device *adev)
return xgpu_nv_send_access_requests(adev, IDH_REQ_RAS_BAD_PAGES);
}
+static int xgpu_nv_check_vf_critical_region(struct amdgpu_device *adev, u64 addr)
+{
+ uint32_t addr_hi, addr_lo;
+
+ addr_hi = (uint32_t)(addr >> 32);
+ addr_lo = (uint32_t)(addr & 0xFFFFFFFF);
+ return xgpu_nv_send_access_requests_with_param(
+ adev, IDH_REQ_RAS_CHK_CRITI, addr_hi, addr_lo, 0);
+}
+
const struct amdgpu_virt_ops xgpu_nv_virt_ops = {
.req_full_gpu = xgpu_nv_request_full_gpu_access,
.rel_full_gpu = xgpu_nv_release_full_gpu_access,
@@ -548,4 +582,5 @@ const struct amdgpu_virt_ops xgpu_nv_virt_ops = {
.req_ras_err_count = xgpu_nv_req_ras_err_count,
.req_ras_cper_dump = xgpu_nv_req_ras_cper_dump,
.req_bad_pages = xgpu_nv_req_ras_bad_pages,
+ .req_ras_chk_criti = xgpu_nv_check_vf_critical_region
};