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| author | xinhui pan <xinhui.pan@amd.com> | 2019-05-08 22:32:34 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-05-24 12:20:50 -0500 |
| commit | 36810fdb69ba35d8d8d7407b79c522218e8a0dd5 (patch) | |
| tree | 6cab0fd557400d38294e2e224ccfc4e31cf0c8f9 /drivers/gpu/drm/amd | |
| parent | a564808e7f5b19b3621a1dc4ff2a3042171ae167 (diff) | |
| download | blackbird-op-linux-36810fdb69ba35d8d8d7407b79c522218e8a0dd5.tar.gz blackbird-op-linux-36810fdb69ba35d8d8d7407b79c522218e8a0dd5.zip | |
drm/amdgpu: gmc support ras gpu reset
request a gpu reset if ras return EAGAIN.
we will run late init again so it is ok to do nothing this time.
Signed-off-by: xinhui pan <xinhui.pan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 3fd79e07944d..19f7cc1d51c3 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -696,8 +696,14 @@ static int gmc_v9_0_ecc_late_init(void *handle) **ras_if = ras_block; r = amdgpu_ras_feature_enable_on_boot(adev, *ras_if, 1); - if (r) + if (r) { + if (r == -EAGAIN) { + amdgpu_ras_request_reset_on_boot(adev, + AMDGPU_RAS_BLOCK__UMC); + r = 0; + } goto feature; + } ih_info.head = **ras_if; fs_info.head = **ras_if; @@ -730,7 +736,7 @@ interrupt: feature: kfree(*ras_if); *ras_if = NULL; - return -EINVAL; + return r; } |
