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(parent: fe8db3b) | patch
drm/amd/display: add HDCP caps debugfs
authorBhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Mon, 24 Feb 2020 19:55:53 +0000 (14:55 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 9 Apr 2020 14:43:17 +0000 (10:43 -0400)
commit5f8693796c06ded7d88bf1d9009cdc406e31f3b1
tree0a762cd65e4d506a8cfbe164be010f0f505fcadatree | snapshot
parentfe8db3bcf2e5f9d9056f923b12c7158d6541e435commit | diff
drm/amd/display: add HDCP caps debugfs

Add debugfs to get HDCP capability. This is also useful for
kms_content_protection igt test.

Use:
cat /sys/kernel/debug/dri/0/DP-1/hdcp_sink_capability
cat /sys/kernel/debug/dri/0/HDMI-A-1/hdcp_sink_capability

Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c diff | blob | history
drivers/gpu/drm/amd/display/dc/core/dc_link.c diff | blob | history
drivers/gpu/drm/amd/display/dc/dc_link.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git