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drm/amd/display: Catch failures for amdgpu_dm_commit_zero_streams()

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amdgpu_dm_commit_zero_streams() returns a DC error code that isn't
checked. Add an explicit check to this and fail dm_suspend() if it
is not DC_OK.

Reviewed-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Wayne Lin <wayne.lin@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Mario Limonciello
2025-02-17 22:58:30 -06:00
committed by Alex Deucher
parent 65890cad2e
commit 3cf7a0bc87
1 changed files with 7 additions and 1 deletions
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8
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
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@@ -3147,6 +3147,8 @@ static int dm_suspend(struct amdgpu_ip_block *ip_block)
struct amdgpu_display_manager *dm = &adev->dm;
if (amdgpu_in_reset(adev)) {
enum dc_status res;
mutex_lock(&dm->dc_lock);
dc_allow_idle_optimizations(adev->dm.dc, false);
@@ -3156,7 +3158,11 @@ static int dm_suspend(struct amdgpu_ip_block *ip_block)
if (dm->cached_dc_state)
dm_gpureset_toggle_interrupts(adev, dm->cached_dc_state, false);
amdgpu_dm_commit_zero_streams(dm->dc);
res = amdgpu_dm_commit_zero_streams(dm->dc);
if (res != DC_OK) {
drm_err(adev_to_drm(adev), "Failed to commit zero streams: %d\n", res);
return -EINVAL;
}
amdgpu_dm_irq_suspend(adev);