archives/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-03-08 03:04:51 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

drm/amdgpu: add function to find all memory pages in one physical row

Browse source 
And the function can be reused across amdgpu driver.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tao Zhou 2024-10-24 14:46:19 +08:00 • committed by Alex Deucher
parent 19d4b27aed
commit b02ef40772
2 changed files with 25 additions and 15 deletions
Download patch file Download diff file Expand all files Collapse all files

38
drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
View file

@ -445,11 +445,27 @@ int amdgpu_umc_logs_ecc_err(struct amdgpu_device *adev,
return ret;
}
int amdgpu_umc_pages_in_a_row(struct amdgpu_device *adev,
struct ras_err_data *err_data, uint64_t pa_addr)
{
struct ta_ras_query_address_output addr_out;
/* reinit err_data */
err_data->err_addr_cnt = 0;
err_data->err_addr_len = adev->umc.retire_unit;
addr_out.pa.pa = pa_addr;
if (adev->umc.ras && adev->umc.ras->convert_ras_err_addr)
return adev->umc.ras->convert_ras_err_addr(adev, err_data, NULL,
&addr_out, false);
else
return -EINVAL;
}
int amdgpu_umc_lookup_bad_pages_in_a_row(struct amdgpu_device *adev,
uint64_t pa_addr, uint64_t *pfns, int len)
{
uint32_t i, ret = 0, pos = 0;
struct ta_ras_query_address_output addr_out;
int i, ret;
struct ras_err_data err_data;
err_data.err_addr = kcalloc(adev->umc.retire_unit,
@ -459,25 +475,17 @@ int amdgpu_umc_lookup_bad_pages_in_a_row(struct amdgpu_device *adev,
return 0;
}
addr_out.pa.pa = pa_addr;
if (adev->umc.ras && adev->umc.ras->convert_ras_err_addr) {
ret = adev->umc.ras->convert_ras_err_addr(adev, &err_data, NULL,
&addr_out, false);
if (ret)
goto out;
} else {
ret = amdgpu_umc_pages_in_a_row(adev, &err_data, pa_addr);
if (ret)
goto out;
}
for (i = 0; i < adev->umc.retire_unit; i++) {
if (pos >= len)
if (i >= len)
goto out;
pfns[pos] = err_data.err_addr[pos].retired_page;
pos++;
pfns[i] = err_data.err_addr[i].retired_page;
}
ret = pos;
ret = i;
out:
kfree(err_data.err_addr);

2
drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
View file

@ -139,6 +139,8 @@ int amdgpu_umc_logs_ecc_err(struct amdgpu_device *adev,
void amdgpu_umc_handle_bad_pages(struct amdgpu_device *adev,
void *ras_error_status);
int amdgpu_umc_pages_in_a_row(struct amdgpu_device *adev,
struct ras_err_data *err_data, uint64_t pa_addr);
int amdgpu_umc_lookup_bad_pages_in_a_row(struct amdgpu_device *adev,
uint64_t pa_addr, uint64_t *pfns, int len);
int amdgpu_umc_mca_to_addr(struct amdgpu_device *adev,