drm/i915/tgl: PSR link standby is not supported anymore
authorJosé Roberto de Souza <jose.souza@intel.com>
Fri, 23 Aug 2019 08:20:39 +0000 (01:20 -0700)
committerLucas De Marchi <lucas.demarchi@intel.com>
Thu, 29 Aug 2019 01:04:26 +0000 (18:04 -0700)
commit99d7a74110ef4c97f921b90fa8d897c6d71610a9
tree72589fe12fc2e4110e3ec86cc5b58f467269b0f2
parent074c77e3ec636fa5e2664e3c79aba397ec569761
drm/i915/tgl: PSR link standby is not supported anymore

According to BSpc if link standby is set on TGL+, PSR will not be
enabled. Vendors should not use panels that requires link standby and
even if they do, panel should assert a PSR error that will cause PSR to
be disabled.

BSpec: 50434
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190823082055.5992-8-lucas.demarchi@intel.com
drivers/gpu/drm/i915/display/intel_psr.c