diff options
| author | Taimur Hassan <syed.hassan@amd.com> | 2023-07-17 12:28:03 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-08-07 16:35:45 -0400 |
| commit | 927e784c180c942bc7f5aa7164a55ac23ec746b8 (patch) | |
| tree | 08ed2e2d8ea4c78e2c434c79e246cf3098b3ded4 /drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | |
| parent | 4c340d0034ee1683612ef2425d3f547a50bd0509 (diff) | |
drm/amd/display: Add symclk enable/disable during stream enable/disable
[Why & How]
Using dig_stream_mapper, program symclk_en and symclk_fe_src_sel when
enabling or disabling the corresponding stream.
Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Taimur Hassan <syed.hassan@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c index 20d4d08a6a2f..1eb4f884e5bb 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c @@ -1150,6 +1150,7 @@ void dce110_disable_stream(struct pipe_ctx *pipe_ctx) struct timing_generator *tg = pipe_ctx->stream_res.tg; struct dtbclk_dto_params dto_params = {0}; int dp_hpo_inst; + struct stream_encoder *stream_enc = pipe_ctx->stream_res.stream_enc; if (dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal)) { pipe_ctx->stream_res.stream_enc->funcs->stop_hdmi_info_packets( @@ -1176,7 +1177,8 @@ void dce110_disable_stream(struct pipe_ctx *pipe_ctx) dccg->funcs->set_dtbclk_dto(dccg, &dto_params); dccg->funcs->disable_symclk32_se(dccg, dp_hpo_inst); dccg->funcs->set_dpstreamclk(dccg, REFCLK, tg->inst, dp_hpo_inst); - } + } else if (pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST && dccg->funcs->disable_symclk_se) + dccg->funcs->disable_symclk_se(dccg, stream_enc->stream_enc_inst); if (dc->link_srv->dp_is_128b_132b_signal(pipe_ctx)) { /* TODO: This looks like a bug to me as we are disabling HPO IO when |