drm/i915: Add Wa_1407352427:icl,ehl
authorMatt Roper <matthew.d.roper@intel.com>
Tue, 31 Dec 2019 19:07:13 +0000 (11:07 -0800)
committerJoonas Lahtinen <joonas.lahtinen@linux.intel.com>
Tue, 7 Jan 2020 12:36:21 +0000 (14:36 +0200)
commit25b79ad51bf04a8aa67b5bccd631fc05f963b8e0
tree1be24d4c18c97afd21e609c8ba1b2b527cb5dc08
parenta7f3ad37f80d0d5eec9dad156964c0dac800a80e
drm/i915: Add Wa_1407352427:icl,ehl

The workaround database now indicates we need to disable psdunit clock
gating as well.

v3:
 - Rebase on top of other workarounds that have landed.
 - Restrict cc:stable tag to 5.2+ since that's when ICL was first
   officially supported.

Bspec: 32354
Bspec: 33450
Bspec: 33451
Suggested-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Cc: stable@vger.kernel.org # v5.2+
Cc: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Matt Atwood <matthew.s.atwood@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Acked-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191231190713.1549533-1-matthew.d.roper@intel.com
(cherry picked from commit 1cd21a7c5679015352e8a6f46813aced51d71bb8)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_pm.c