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| author | Anshuman Gupta <anshuman.gupta@intel.com> | 2021-03-19 12:17:32 +0300 |
|---|---|---|
| committer | Anshuman Gupta <anshuman.gupta@intel.com> | 2021-03-22 08:57:40 +0300 |
| commit | 50e945cbaa9ae188efc6a1a593f10874df89a4bb (patch) | |
| tree | c5750de09722ae1f8501882d95a7ddd755116736 /tools/perf/scripts/python/syscall-counts.py | |
| parent | 053ffdd1641e0cb6840c6fab7a0ad8e001ea93b5 (diff) | |
| download | linux-50e945cbaa9ae188efc6a1a593f10874df89a4bb.tar.xz | |
drm/i915/hdcp: mst streams type1 capability check
It requires to check streams type1 capability in mst topology
by checking Rxinfo instead connector HDCP2.x capability in
order to enforce type0 stream encryption in a mix of
HDCP {1.x,2.x} mst topology.
Rxcaps always shows HDCP 2.x capability of immediate downstream
connector. Let's use Rxinfo HDCP1_DEVICE_DOWNSTREAM bit to
detect a HDCP {1.x,2.x} mix mst topology.
Cc: Sean Paul <seanpaul@chromium.org>
Cc: Ramalingam C <ramalingam.c@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210319091732.17547-1-anshuman.gupta@intel.com
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
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