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(parent: 197acd5) | patch
drm/i915/adl_p: Implement Wa_22012358565
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Wed, 26 May 2021 17:36:00 +0000 (20:36 +0300)
committerVille Syrjälä <ville.syrjala@linux.intel.com>
Thu, 27 May 2021 15:12:10 +0000 (18:12 +0300)
commite6e43aa6968d4b16152bf0a86e1025b1276d6b2a
tree1495fce6e1c6345dc5dadf988cd422934b521326tree | snapshot
parent197acd5434efa019cd07c425ac303b82d347264acommit | diff
drm/i915/adl_p: Implement Wa_22012358565

Implement Wa_22012358565 to avoid underrun with 32bpp cursor
in some high bandwidth scenarios. The implementation calls for
overriding the arbitration slots for the planes.

v2: Fix adlp_plane_ctl_arb_slots() return type

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210526173600.27708-2-ville.syrjala@linux.intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
drivers/gpu/drm/i915/display/intel_cursor.c diff | blob | history
drivers/gpu/drm/i915/display/intel_display.c diff | blob | history
drivers/gpu/drm/i915/display/skl_universal_plane.c diff | blob | history
drivers/gpu/drm/i915/i915_reg.h diff | blob | history
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