diff options
| author | Timur Kristóf <timur.kristof@gmail.com> | 2025-09-26 21:01:44 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-10-28 17:08:20 +0300 |
| commit | 69b29b894660429280dfff0daed7d183c2fae7a7 (patch) | |
| tree | ea87ac56ec87214dab2235590aa58f59da8d13c0 /drivers/gpu/drm/amd | |
| parent | 2394736e70665117ad78f208e794ea7df03c73f4 (diff) | |
| download | linux-69b29b894660429280dfff0daed7d183c2fae7a7.tar.xz | |
drm/amd/display: Hook up DAC to bios_parser_encoder_control
Enable the codebase to use encoder_control()
when the encoder engine is one of the DACs.
The BIOS parser already supports calling the DAC1EncoderControl
function from the VBIOS, but it was not exposed anywhere.
Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-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/bios/bios_parser.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c index 154fd2c18e88..318be0bb5549 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c @@ -742,6 +742,22 @@ static enum bp_result bios_parser_encoder_control( { struct bios_parser *bp = BP_FROM_DCB(dcb); + if (cntl->engine_id == ENGINE_ID_DACA) { + if (!bp->cmd_tbl.dac1_encoder_control) + return BP_RESULT_FAILURE; + + return bp->cmd_tbl.dac1_encoder_control( + bp, cntl->action == ENCODER_CONTROL_ENABLE, + cntl->pixel_clock, ATOM_DAC1_PS2); + } else if (cntl->engine_id == ENGINE_ID_DACB) { + if (!bp->cmd_tbl.dac2_encoder_control) + return BP_RESULT_FAILURE; + + return bp->cmd_tbl.dac2_encoder_control( + bp, cntl->action == ENCODER_CONTROL_ENABLE, + cntl->pixel_clock, ATOM_DAC1_PS2); + } + if (!bp->cmd_tbl.dig_encoder_control) return BP_RESULT_FAILURE; |