diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link.c | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_stream.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 4 |
3 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index f8c09273e0f1..eeb04471b2f5 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -1960,6 +1960,13 @@ bool dc_link_set_backlight_level(const struct dc_link *link, uint32_t level, (abm->funcs->set_backlight_level == NULL)) return false; + if (stream) { + if (stream->bl_pwm_level == 0) + frame_ramp = 0; + + ((struct dc_stream_state *)stream)->bl_pwm_level = level; + } + use_smooth_brightness = dmcu->funcs->is_dmcu_initialized(dmcu); DC_LOG_BACKLIGHT("New Backlight level: %d (0x%X)\n", level, level); diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index 13e5ac9cfe13..d017df56b2ba 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -78,6 +78,7 @@ struct dc_stream_state { /* DMCU info */ unsigned int abm_level; + unsigned int bl_pwm_level; /* from core_stream struct */ struct dc_context *ctx; 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 3e9cd1b7f32c..30dd62f0f5fa 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 @@ -1006,8 +1006,10 @@ void dce110_unblank_stream(struct pipe_ctx *pipe_ctx, if (dc_is_dp_signal(pipe_ctx->stream->signal)) pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(pipe_ctx->stream_res.stream_enc, ¶ms); - if (link->local_sink && link->local_sink->sink_signal == SIGNAL_TYPE_EDP) + if (link->local_sink && link->local_sink->sink_signal == SIGNAL_TYPE_EDP) { link->dc->hwss.edp_backlight_control(link, true); + stream->bl_pwm_level = 0; + } } void dce110_blank_stream(struct pipe_ctx *pipe_ctx) { |