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drm/i915/adlp/tc: Use the DE HPD ISR register for hotplug detection
authorImre Deak <imre.deak@intel.com>
Thu, 23 Mar 2023 14:20:28 +0000 (16:20 +0200)
committerImre Deak <imre.deak@intel.com>
Mon, 3 Apr 2023 08:35:31 +0000 (11:35 +0300)
commit825535f44fef606e5b4484ebb8cb3827db59037e
tree8be56d250f146256eb493b91fcff8e224baedbc8tree
parentc55b73f391a726a45cc014464ba7ebea5f1d7386commit | diff
drm/i915/adlp/tc: Use the DE HPD ISR register for hotplug detection

The spec says to use the CPU ISR registers for DP-alt/TBT HPD detection
on ADLP, so do that instead of using the related IOM/TCSS registers.

Bspec: 55480, 55482, 49212, 49305

Reviewed-by: Mika Kahola <mika.kahola@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230323142035.1432621-23-imre.deak@intel.com
drivers/gpu/drm/i915/display/intel_tc.c diff | blob | blame | history
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