diff options
| author | Fudongwang <fudong.wang@amd.com> | 2024-07-01 16:47:28 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-07-23 17:07:12 -0400 |
| commit | 323b19f424486e61784e8797a8bfb2e24585e162 (patch) | |
| tree | 8e9083b86283fd37e3b7a0975688ad9664886eca | |
| parent | 6d64d39486197083497a01b39e23f2f8474b35d3 (diff) | |
drm/amd/display: add dmcub support check
[Why & How]
For DCN harvest case, if there is no dmcub support, we should return false
to avoid bugcheck later.
Reviewed-by: Aric Cyr <aric.cyr@amd.com>
Signed-off-by: Jerry Zuo <jerry.zuo@amd.com>
Signed-off-by: Fudongwang <fudong.wang@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 9897e322e2d5..f07b13ad4ead 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -5574,6 +5574,9 @@ void dc_mclk_switch_using_fw_based_vblank_stretch_shut_down(struct dc *dc) */ bool dc_is_dmub_outbox_supported(struct dc *dc) { + if (!dc->caps.dmcub_support) + return false; + switch (dc->ctx->asic_id.chip_family) { case FAMILY_YELLOW_CARP: |