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drm/i915/adlp: Implement workaround 16013190616
authorJosé Roberto de Souza <jose.souza@intel.com>
Thu, 28 Oct 2021 23:04:49 +0000 (16:04 -0700)
committerJosé Roberto de Souza <jose.souza@intel.com>
Fri, 29 Oct 2021 19:58:50 +0000 (12:58 -0700)
commit542eb378245dc426b38c2ebd978942ab63cdad4d
tree519870015b277643837b3c29a06a4d3d833d4d38tree | snapshot
parent7bd4af212fb8df8ac01dd8ee48d83f0a19245d16commit | diff
drm/i915/adlp: Implement workaround 16013190616

New workaround added to specification, requiring bit 15 of
GEN8_CHICKEN_DCPR_1 to be programed before power well 1 is enabled.

BSpec: 54369
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211028230449.115832-1-jose.souza@intel.com
drivers/gpu/drm/i915/display/intel_display_power.c diff | blob | history
drivers/gpu/drm/i915/i915_reg.h diff | blob | history
Linux Kernel Source Tree.