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(parent: 6074be6) | patch
drm/i915/dp: Limit SST link rate to <=8.1Gbps
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Thu, 8 Feb 2024 15:45:52 +0000 (17:45 +0200)
committerVille Syrjälä <ville.syrjala@linux.intel.com>
Fri, 9 Feb 2024 12:23:22 +0000 (14:23 +0200)
commit6061811d72e14f41f71b6a025510920b187bfcca
tree39a9df5c71c98042b7152dcf34219c17c6dc8d91tree | snapshot
parent6074be620c31dc2ae11af96a1a5ea95580976fb5commit | diff
drm/i915/dp: Limit SST link rate to <=8.1Gbps

Limit the link rate to HBR3 or below (<=8.1Gbps) in SST mode.
UHBR (10Gbps+) link rates require 128b/132b channel encoding
which we have not yet hooked up into the SST/no-sideband codepaths.

Cc: stable@vger.kernel.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240208154552.14545-1-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
drivers/gpu/drm/i915/display/intel_dp.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git