Re: [PATCH 0/8] drm/amd/display: Fix and cleanup analog encoders

[Alex Hung <alex.hung@amd.com>]

On 2/2/26 14:25, Alex Deucher wrote:
> On Mon, Feb 2, 2026 at 7:17 AM Timur Kristóf <timur.kristof@gmail.com> wrote:
>>
>> Fix a "black screen" issue with analog connector support in DC.
>> The Radeon HD 7790 series seems specifically affected.
>> I recommend backporting the series to 6.19 to avoid regressions.
>>
>> The series also makes the analog connector support more consistent
>> with the rest of the DC code base so it doesn't feel like a hack
>> anymore, ie. it brings analog connectors a bit closer to other
>> connector types.
> 
> Series looks good to me.
> Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
> I assume Alex Hung or Harry will pull this into the DC promotion testing.

I will send this series to promotion test next week.

> 
> Thanks,
> 
> Alex
> 
>>
>> Timur Kristóf (8):
>>    drm/amd/display: Use DCE 6 link encoder for DCE 6 analog connectors
>>    drm/amd/display: Fix disabling fastboot on DCE 6-8
>>    drm/amd/display: Don't call find_analog_engine() twice
>>    drm/amd/display: Turn off DAC in DCE link encoder using VBIOS
>>    drm/amd/display: Initialize DAC in DCE link encoder using VBIOS
>>    drm/amd/display: Set CRTC source for DAC using registers
>>    drm/amd/display: Enable DAC in DCE link encoder
>>    drm/amd/display: Remove unneeded DAC link encoder register
>>
>>   .../drm/amd/display/dc/bios/command_table.c   |  3 +-
>>   .../drm/amd/display/dc/dce/dce_link_encoder.c | 58 ++++++++++++++-----
>>   .../drm/amd/display/dc/dce/dce_link_encoder.h |  8 ++-
>>   .../amd/display/dc/dce/dce_stream_encoder.c   | 23 ++++++--
>>   .../amd/display/dc/dce/dce_stream_encoder.h   | 12 +++-
>>   .../amd/display/dc/hwss/dce110/dce110_hwseq.c | 58 ++++---------------
>>   .../drm/amd/display/dc/hwss/hw_sequencer.h    |  2 +
>>   .../drm/amd/display/dc/inc/hw/link_encoder.h  |  2 +
>>   .../gpu/drm/amd/display/dc/link/link_dpms.c   | 14 ++++-
>>   .../drm/amd/display/dc/link/link_factory.c    |  1 -
>>   .../dc/resource/dce100/dce100_resource.c      |  8 ++-
>>   .../dc/resource/dce60/dce60_resource.c        | 11 ++--
>>   .../dc/resource/dce80/dce80_resource.c        |  8 ++-
>>   13 files changed, 127 insertions(+), 81 deletions(-)
>>
>> --
>> 2.52.0