drm/i915: Reject 90/270 degree rotated initial fbs
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Tue, 20 Oct 2020 19:43:29 +0000 (22:43 +0300)
committerRodrigo Vivi <rodrigo.vivi@intel.com>
Thu, 29 Oct 2020 18:20:24 +0000 (14:20 -0400)
commit61334ed227a5852100115180f5535b1396ed5227
treeeaf46729706e6191d8f2283d488684683e6721a3
parent5cbd7685b22823ebf432ec71eac1691b71c41037
drm/i915: Reject 90/270 degree rotated initial fbs

We don't currently handle the initial fb readout correctly
for 90/270 degree rotated scanout. Reject it.

Cc: stable@vger.kernel.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201020194330.28568-1-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
(cherry picked from commit a40a8305a732f4ecc2186ac7ca132ba062ed770d)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
drivers/gpu/drm/i915/display/intel_display.c