drm/amd/display: add new active dongle to existent w/a
authorVitaly Prosyak <vitaly.prosyak@amd.com>
Mon, 16 Sep 2019 22:04:33 +0000 (17:04 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 11 Oct 2019 00:33:37 +0000 (19:33 -0500)
commit566b4252fe9da9582dde008c5e9c3eb7c136e348
tree51412bd876a977a359d5ec6bfd829c78349eeff0
parentb356843ee584a97fa38046b28d833988d42c0256
drm/amd/display: add new active dongle to existent w/a

[Why & How]
Dongle 0x00E04C power down all internal circuits including
AUX communication preventing reading DPCD table.
Encoder will skip DP RX power down on disable output
to keep receiver powered all the time.

Signed-off-by: Vitaly Prosyak <vitaly.prosyak@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Acked-by: Vitaly Prosyak <Vitaly.Prosyak@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
drivers/gpu/drm/amd/display/include/ddc_service_types.h