drm/i915: Restore lost glk ccs w/a
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Mon, 12 Apr 2021 05:46:04 +0000 (08:46 +0300)
committerJani Nikula <jani.nikula@intel.com>
Wed, 14 Apr 2021 09:32:17 +0000 (12:32 +0300)
We lost a CCS related w/a on glk when the display version
became 10 instead of 9. Restore the correct check.

Cc: Matt Roper <matthew.d.roper@intel.com>
Fixes: 2b5a4562edd0 ("drm/i915/display: Simplify GLK display version tests")
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210412054607.18133-3-ville.syrjala@linux.intel.com
drivers/gpu/drm/i915/display/intel_display.c

index 4f8f994..0012069 100644 (file)
@@ -1403,7 +1403,8 @@ intel_fb_stride_alignment(const struct drm_framebuffer *fb, int color_plane)
                 * require the entire fb to accommodate that to avoid
                 * potential runtime errors at plane configuration time.
                 */
-               if (IS_DISPLAY_VER(dev_priv, 9) && color_plane == 0 && fb->width > 3840)
+               if ((IS_DISPLAY_VER(dev_priv, 9) || IS_GEMINILAKE(dev_priv)) &&
+                   color_plane == 0 && fb->width > 3840)
                        tile_width *= 4;
                /*
                 * The main surface pitch must be padded to a multiple of four