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(parent: 4451a25) | patch
drm/amd/display: USB-C to HDMI dongle not light
authorHersen Wu <hersenxs.wu@amd.com>
Mon, 11 Sep 2017 20:42:14 +0000 (16:42 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 26 Sep 2017 22:17:29 +0000 (18:17 -0400)
commit8f38b66c82618854d019f9df8ff4cd8dd796da10
tree7dce69481c95c2536fb3c4ea77933ffbb6cb87e4tree | snapshot
parent4451a2551dcac9ea8c90829e0fcc798b834deb6bcommit | diff
drm/amd/display: USB-C to HDMI dongle not light

RV1 support only USB-C active DP-2-HDMI dongle. HPD short pulse is
generated only for DP signal.

When processing HPD short pulse, it must be DP active dongle. No need
for I2C-Over-AUX detection.

v2: Add description

Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c diff | blob | history
drivers/gpu/drm/amd/display/dc/core/dc_link.c diff | blob | history
drivers/gpu/drm/amd/display/dc/dc.h diff | blob | history
Domain: System / Kernel;