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drm/i915/display/adl_p: Implement Wa_22011320316
authorJosé Roberto de Souza <jose.souza@intel.com>
Fri, 14 May 2021 15:37:10 +0000 (08:37 -0700)
committerMatt Roper <matthew.d.roper@intel.com>
Sat, 15 May 2021 02:48:38 +0000 (19:48 -0700)
commit2680bea758f270c11f8a5b78152930b92596f2ef
treeeeeec716d046f7c08e99139c897cf613403e383a
parenta8a56da71a13358528446f4903f6c939dd1d6a1d
drm/i915/display/adl_p: Implement Wa_22011320316

Implementation details are in the HSD 22011320316, requiring CD clock
to be at least 307MHz to make DC states to work.

Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Clinton Taylor <Clinton.A.Taylor@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210514153711.2359617-19-matthew.d.roper@intel.com
drivers/gpu/drm/i915/display/intel_cdclk.c