From: Melissa Wen Date: Tue, 17 Dec 2024 20:45:04 +0000 (-0300) Subject: drm/amd/display: increase MAX_SURFACES to the value supported by hw X-Git-Tag: v6.13-rc7~21^2~2^2~6 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=21541bc6b44241e3f791f9e552352d8440b2b29e;p=thirdparty%2Fkernel%2Fstable.git drm/amd/display: increase MAX_SURFACES to the value supported by hw As the hw supports up to 4 surfaces, increase the maximum number of surfaces to prevent the DC error when trying to use more than three planes. [drm:dc_state_add_plane [amdgpu]] *ERROR* Surface: can not attach plane_state 000000003e2cb82c! Maximum is: 3 Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3693 Signed-off-by: Melissa Wen Reviewed-by: Rodrigo Siqueira Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher (cherry picked from commit b8d6daffc871a42026c3c20bff7b8fa0302298c1) Cc: stable@vger.kernel.org --- diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 1341a6ebd262e..08c5a315b3a67 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -57,7 +57,7 @@ struct dmub_notification; #define DC_VER "3.2.310" -#define MAX_SURFACES 3 +#define MAX_SURFACES 4 #define MAX_PLANES 6 #define MAX_STREAMS 6 #define MIN_VIEWPORT_SIZE 12