Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/amd/ras: Add function to convert retired address
Add function to convert retired address in SR-IOV
guest.
Signed-off-by: Jinzhou Su <jinzhou.su@amd.com>
Reviewed-by: YiPeng Chai <YiPeng.Chai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
authored by
Jinzhou Su
and committed by
Alex Deucher
edd786e9
a1fafed0
+29
+27
drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.c
+27
drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.c
···
401
401
return RAS_CMD__SUCCESS;
402
402
}
403
403
404
+
int amdgpu_virt_ras_convert_retired_address(struct amdgpu_device *adev,
405
+
uint64_t address, uint64_t *pfn, uint32_t max_pfn_sz)
406
+
{
407
+
struct ras_cmd_convert_retired_address_req req = {0};
408
+
struct ras_cmd_convert_retired_address_rsp rsp = {0};
409
+
int ret = 0, i;
410
+
int retired_page_count;
411
+
412
+
if (!pfn || !max_pfn_sz)
413
+
return -EINVAL;
414
+
415
+
req.address = address;
416
+
417
+
ret = amdgpu_ras_mgr_handle_ras_cmd(adev, RAS_CMD__CONVERT_RETIRED_ADDRESS,
418
+
&req, sizeof(req), &rsp, sizeof(rsp));
419
+
420
+
if (ret || rsp.retired_count == 0)
421
+
return -EINVAL;
422
+
423
+
retired_page_count = rsp.retired_count > max_pfn_sz ? max_pfn_sz : rsp.retired_count;
424
+
425
+
for (i = 0; i < retired_page_count; i++)
426
+
pfn[i] = rsp.retired_addr[i] >> AMDGPU_GPU_PAGE_SHIFT;
427
+
428
+
return retired_page_count;
429
+
}
430
+
404
431
static struct ras_cmd_func_map amdgpu_virt_ras_cmd_maps[] = {
405
432
{RAS_CMD__GET_CPER_SNAPSHOT, amdgpu_virt_ras_get_cper_snapshot},
406
433
{RAS_CMD__GET_CPER_RECORD, amdgpu_virt_ras_get_cper_records},
+2
drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.h
+2
drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.h
···
60
60
bool amdgpu_virt_ras_remote_uniras_enabled(struct amdgpu_device *adev);
61
61
int amdgpu_virt_ras_check_address_validity(struct amdgpu_device *adev,
62
62
uint64_t address, bool *hit);
63
+
int amdgpu_virt_ras_convert_retired_address(struct amdgpu_device *adev,
64
+
uint64_t address, uint64_t *pfn, uint32_t max_pfn_sz);
63
65
#endif