]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
drm/i915/adl_p: Add ddb allocation support
authorVandita Kulkarni <vandita.kulkarni@intel.com>
Wed, 19 May 2021 00:06:15 +0000 (17:06 -0700)
committerLucas De Marchi <lucas.demarchi@intel.com>
Thu, 20 May 2021 06:59:20 +0000 (23:59 -0700)
commit247bdac958fced2fd0a9bbcfbfcfd6be67a5345a
treeca2723191da66bbdfa54d80479bc326fa14c23b6
parent14076e464550053527165aed352c7d9f4bf77e34
drm/i915/adl_p: Add ddb allocation support

On adlp the two mbuses have two display pipes and
two DBUFS, Pipe A and D on Mbus1 and Pipe B and C on
Mbus2. The Mbus can be joined and all the DBUFS can be
used on Pipe A or B.

Bspec: 49255
Cc: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: Vandita Kulkarni <vandita.kulkarni@intel.com>
Signed-off-by: Clinton Taylor <Clinton.A.Taylor@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210519000625.3184321-8-lucas.demarchi@intel.com
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_pm.c