diff options
| author | Eric Yang <Eric.Yang2@amd.com> | 2017-09-07 14:53:23 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-10-21 16:40:07 -0400 |
| commit | 1049e39fa62f443aae64a2fb6057b96abf20e8de (patch) | |
| tree | abb63115a609413d2ef7bc4a11f9f80e4d568f54 /drivers/gpu/drm/amd | |
| parent | 5088cc98f59b922a609078c048a25e30f94b9216 (diff) | |
drm/amd/display: fix usb-c dongle regression
A previous change moved link_disconnect_sink after dpcd read,
this causes the sink count to be overwritten which in turn causes
another detection to be triggered in the short pulse handler, which
brings down the display.
Signed-off-by: Eric Yang <Eric.Yang2@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>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index ee23b609d7dd..d5eaebeaeb89 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -652,8 +652,6 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason) if (link->local_sink) { sink = link->local_sink; } else { - link_disconnect_sink(link); - sink_init_data.link = link; sink_init_data.sink_signal = sink_caps.signal; |