drm/i915/dg2: Add Wa_14015227452
authorMatt Roper <matthew.d.roper@intel.com>
Thu, 27 Jan 2022 19:48:55 +0000 (11:48 -0800)
committerMatt Roper <matthew.d.roper@intel.com>
Fri, 28 Jan 2022 16:46:48 +0000 (08:46 -0800)
commit270677026261ad8d1ea8ed60c3327d37aeb5f372
tree859a4effca48d79b0e0225cdb201031878a58ce7
parenta594525c82e0b8d677a7e5fd13c7c115d41e9722
drm/i915/dg2: Add Wa_14015227452

Note that the bspec doesn't list the bit we're programming here (bit 11)
as being present on DG2, but we've confirmed with the hardware team that
this is a documentation mistake and the bit does indeed exist on all
Xe_HP-based platforms.

Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220127194855.3963296-1-matthew.d.roper@intel.com
Reviewed-by: Swathi Dhanavanthri <swathi.dhanavanthri@intel.com>
drivers/gpu/drm/i915/gt/intel_workarounds.c
drivers/gpu/drm/i915/i915_reg.h