Commit 2709abc8 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915/fbc: Allow FBC with Yf tiling 



FBC+Yf tiling seems to work just fine, and unlike with linear
the hardware does appear to correctly calculate the CFB stride
with using the override stride on both cfl and glk. So no need
for any additional tweaks.

Cc: Uma Shankar <uma.shankar@intel.com> #v2
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210924141330.1515-1-ville.syrjala@linux.intel.com


Reviewed-by: default avatarUma Shankar <uma.shankar@intel.com>
parent 1e39da5a

drivers/gpu/drm/i915/display/intel_fbc.c

+1 −0
Original line number Diff line number Diff line
@@ -746,6 +746,7 @@ static bool tiling_is_valid(struct drm_i915_private *dev_priv, 
	switch (modifier) {

	case DRM_FORMAT_MOD_LINEAR:

	case I915_FORMAT_MOD_Y_TILED:

	case I915_FORMAT_MOD_Yf_TILED:

		return DISPLAY_VER(dev_priv) >= 9;

	case I915_FORMAT_MOD_X_TILED:

		return true;