diff options
| author | xinhui pan <xinhui.pan@amd.com> | 2019-05-09 08:26:27 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-05-24 12:20:51 -0500 |
| commit | 511fdbc33aaa4758f7c445183ff840e251c0b427 (patch) | |
| tree | 0051cc80886b6b1dce6bf284929a2e77bb8b6b5c /drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | |
| parent | 466b179346094e01deccd051a215fe782b59ca68 (diff) | |
| download | lwn-511fdbc33aaa4758f7c445183ff840e251c0b427.tar.gz lwn-511fdbc33aaa4758f7c445183ff840e251c0b427.zip | |
drm/amdgpu: ras support suspend/resume
add ras suspend function. rename ras_post_init to amdgpu_ras_resume.
Signed-off-by: xinhui pan <xinhui.pan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: James Zhu <James.Zhu@amd.com>
Tested-by: James Zhu <James.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index 49c71cfc7fc6..da1dc40b9b14 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -1594,12 +1594,9 @@ recovery_out: } /* do some init work after IP late init as dependence. - * TODO - * gpu reset will re-enable ras, need fint out one way to run it again. - * for now, if a gpu reset happened, unless IP enable its ras, the ras state - * will be showed as disabled. + * and it runs in resume/gpu reset/booting up cases. */ -void amdgpu_ras_post_init(struct amdgpu_device *adev) +void amdgpu_ras_resume(struct amdgpu_device *adev) { struct amdgpu_ras *con = amdgpu_ras_get_context(adev); struct ras_manager *obj, *tmp; @@ -1642,6 +1639,19 @@ void amdgpu_ras_post_init(struct amdgpu_device *adev) } } +void amdgpu_ras_suspend(struct amdgpu_device *adev) +{ + struct amdgpu_ras *con = amdgpu_ras_get_context(adev); + + if (!con) + return; + + amdgpu_ras_disable_all_features(adev, 0); + /* Make sure all ras objects are disabled. */ + if (con->features) + amdgpu_ras_disable_all_features(adev, 1); +} + /* do some fini work before IP fini as dependence */ int amdgpu_ras_pre_fini(struct amdgpu_device *adev) { |