drm/amd/display: disable seamless boot if force_odm_combine is enabled

[Why & How]
Having seamless boot on while forcing debug option ODM combine 2 to 1
will cause some corruptions because of some missing programmings.

Cc: stable@vger.kernel.org # 6.1+
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Leo Chen <sancchen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 4bacbd9141ee9400996b327bbe5b9028a45aac7f..99a14c2f05cf01d44c7f9acbf947d4445f350c90 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1629,6 +1629,9 @@ bool dc_validate_boot_timing(const struct dc *dc,
                return false;
        }
 
+       if (dc->debug.force_odm_combine)
+               return false;
+
        /* Check for enabled DIG to identify enabled display */
        if (!link->link_enc->funcs->is_dig_enabled(link->link_enc))
                return false;