diff options
author | Mario Limonciello <mario.limonciello@amd.com> | 2023-07-29 01:04:01 +0300 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2023-08-09 17:55:41 +0300 |
commit | 3bb575572bf498a9d39e9d1ca5c06cc3152928a1 (patch) | |
tree | b1c20a5db0c5bbffffe33819e2401a0c7bb7d15b /drivers/gpu/drm/amd | |
parent | 90e065677e0362a777b9db97ea21d43a39211399 (diff) | |
download | linux-3bb575572bf498a9d39e9d1ca5c06cc3152928a1.tar.xz |
drm/amd/display: Fix a regression on Polaris cards
DCE products don't define a `remove_stream_from_ctx` like DCN ones
do. This means that when compute_mst_dsc_configs_for_state() is called
it always returns -EINVAL which causes MST to fail to setup.
Cc: stable@vger.kernel.org # 6.4.y
Cc: Harry Wentland <Harry.Wentland@amd.com>
Reported-by: Klaus.Kusche@computerix.info
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/2671
Fixes: efa4c4df864e ("drm/amd/display: call remove_stream_from_ctx from res_pool funcs")
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@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/display/amdgpu_dm/amdgpu_dm_mst_types.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index 9bc86deac9e8..b885c39bd16b 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -1320,7 +1320,7 @@ int compute_mst_dsc_configs_for_state(struct drm_atomic_state *state, if (computed_streams[i]) continue; - if (!res_pool->funcs->remove_stream_from_ctx || + if (res_pool->funcs->remove_stream_from_ctx && res_pool->funcs->remove_stream_from_ctx(stream->ctx->dc, dc_state, stream) != DC_OK) return -EINVAL; |