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drm/amd/display: add backlight control in blankstream.

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Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Reviewed-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Charlene Liu 2017-08-28 19:35:25 -04:00 committed by Alex Deucher
parent 1f0997f155
commit 1e4cee77bb
1 changed files with 7 additions and 2 deletions
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9
drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
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@ -778,9 +778,11 @@ void dce110_disable_stream(struct pipe_ctx *pipe_ctx)
/* blank at encoder level */
if (dc_is_dp_signal(pipe_ctx->stream->signal))
if (dc_is_dp_signal(pipe_ctx->stream->signal)) {
if (pipe_ctx->stream->sink->link->connector_signal == SIGNAL_TYPE_EDP)
link->link_enc->funcs->backlight_control(link->link_enc, false);
pipe_ctx->stream_res.stream_enc->funcs->dp_blank(pipe_ctx->stream_res.stream_enc);
}
link->link_enc->funcs->connect_dig_be_to_fe(
link->link_enc,
pipe_ctx->stream_res.stream_enc->id,
@ -792,12 +794,15 @@ void dce110_unblank_stream(struct pipe_ctx *pipe_ctx,
struct dc_link_settings *link_settings)
{
struct encoder_unblank_param params = { { 0 } };
struct dc_link *link = pipe_ctx->stream->sink->link;
/* only 3 items below are used by unblank */
params.pixel_clk_khz =
pipe_ctx->stream->timing.pix_clk_khz;
params.link_settings.link_rate = link_settings->link_rate;
pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(pipe_ctx->stream_res.stream_enc, &params);
if (link->connector_signal == SIGNAL_TYPE_EDP)
link->link_enc->funcs->backlight_control(link->link_enc, true);
}