Files
linux/drivers/gpu/drm/xe/display
Tvrtko Ursulin 737ec1e81a drm/xe/xelp: Expose AuxCCS frame buffer modifiers on Alderlake-P
Now that we have implemented all the related missing bits we can enable
the AuxCCS compressed modifiers which were disabled in
cf48bddd31 ("drm/i915/display: Disable AuxCCS framebuffers if built for Xe").

Tested with KDE Wayland, on Lenovo Carbon X1 ADL-P:

        [PLANE:32:plane 1A]: type=PRI
                uapi: [FB:242] AR30 little-endian (0x30335241),0x100000000000008,2880x1800, visible=visible, src=28
                hw: [FB:242] AR30 little-endian (0x30335241),0x100000000000008,2880x1800, visible=yes, src=2880.000

Display is working fine - no artefacts, no DMAR/PIPE faults.

v2:
 * Adjust patch title. (Rodrigo)

v3:
 * Complete rewrite based on the display parent interface.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
References: cf48bddd31 ("drm/i915/display: Disable AuxCCS framebuffers if built for Xe")
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: José Roberto de Souza <jose.souza@intel.com>
Cc: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patch.msgid.link/20260324084018.20353-13-tvrtko.ursulin@igalia.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2026-03-24 09:29:12 -04:00
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