diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-04-12 08:46:03 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2021-04-26 11:54:03 +0300 |
| commit | 604b5bc804ed6a0dee4e6c199854dd1718a23d5a (patch) | |
| tree | c8781dba908133be46e678709700a73ac3190456 /drivers/gpu | |
| parent | eef24f11776cfb028058413062a3c0b84f1bbf11 (diff) | |
| download | linux-604b5bc804ed6a0dee4e6c199854dd1718a23d5a.tar.bz2 | |
drm/i915: Restore lost glk FBC 16bpp w/a
We lost the FBC 16bpp 512byte stride requirement on glk when
we switched from display version 9 to 10. Restore the w/a to
avoid enabling FBC with a bad stride and thus display garbage.
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/20210412054607.18133-2-ville.syrjala@linux.intel.com
(cherry picked from commit 87b8c3bc8d27270c9abd5e895ea9066e918ef89b)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_fbc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 986bbbe3b12f..957252b695d7 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -597,7 +597,7 @@ static bool stride_is_valid(struct drm_i915_private *dev_priv, return false; /* Display WA #1105: skl,bxt,kbl,cfl,glk */ - if (IS_DISPLAY_VER(dev_priv, 9) && + if ((IS_DISPLAY_VER(dev_priv, 9) || IS_GEMINILAKE(dev_priv)) && modifier == DRM_FORMAT_MOD_LINEAR && stride & 511) return false; |