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| author | Xiaojian Du <Xiaojian.Du@amd.com> | 2022-01-17 12:44:51 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-01-19 22:31:51 -0500 |
| commit | 479e3b02b73a2de2b19df2950863149c59d57bfe (patch) | |
| tree | 1d68ff5235ec85b6c932aca38c6b5a9b6b8fb5e8 /drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | |
| parent | a5e7ffa11974d90d36f818ee34fc170722ec3098 (diff) | |
| download | linux-479e3b02b73a2de2b19df2950863149c59d57bfe.tar.bz2 | |
drm/amdgpu: add vram check function for GMC
This patch will add vram check function for GMC block.
It will write pattern data to the vram and then read back from the vram,
so that to verify the work status of vram.
This patch will cover gmc v6/7/8/9/10.
Signed-off-by: Xiaojian Du <Xiaojian.Du@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index 054733838292..1c10fa5d0db7 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -1242,7 +1242,10 @@ static int gmc_v8_0_hw_init(void *handle) if (r) return r; - return r; + if (amdgpu_emu_mode == 1) + return amdgpu_gmc_vram_checking(adev); + else + return r; } static int gmc_v8_0_hw_fini(void *handle) |