diff options
| author | Muaaz Nisar <muaaz.nisar@amd.com> | 2026-02-04 03:08:01 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-02-19 12:16:10 -0500 |
| commit | 63b7f5826508a2b81e3010200d13ce92f0b2311d (patch) | |
| tree | 3618dd16a8a182be53f35c280f85d4c28d638dc7 /drivers/gpu | |
| parent | c6e2639cdcf07810dcd56c64ab1aeccaa5877035 (diff) | |
drm/amd/display: Implementing ramless idle mouse trigger
[Why & How]
Adding mouse trigger in dc_stream to
recover from low refresh rate idle state
upon mouse movement without vsync interrupts.
Reviewed-by: Aric Cyr <aric.cyr@amd.com>
Signed-off-by: Muaaz Nisar <muaaz.nisar@amd.com>
Signed-off-by: Ray Wu <ray.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_stream.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_stream.h | 9 |
3 files changed, 28 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 17ba7af0ddcd..6f3c283431d4 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -3369,6 +3369,10 @@ static void copy_stream_update_to_stream(struct dc *dc, stream->scaler_sharpener_update = *update->scaler_sharpener_update; if (update->sharpening_required) stream->sharpening_required = *update->sharpening_required; + + if (update->drr_trigger_mode) { + stream->drr_trigger_mode = *update->drr_trigger_mode; + } } static void backup_planes_and_stream_state( diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c index 9349cccc8438..191f6435e7c6 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c @@ -515,6 +515,21 @@ bool dc_stream_program_cursor_position( } } + if (stream->drr_trigger_mode == DRR_TRIGGER_ON_FLIP_AND_CURSOR) { + /* apply manual trigger */ + int i; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i]; + + /* trigger event on first pipe with current stream */ + if (stream == pipe_ctx->stream) { + pipe_ctx->stream_res.tg->funcs->program_manual_trigger(pipe_ctx->stream_res.tg); + break; + } + } + } + return true; } diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index 9960494007ff..86394203cee7 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -183,6 +183,11 @@ struct luminance_data { int dm_max_decrease_from_nominal; }; +enum dc_drr_trigger_mode { + DRR_TRIGGER_ON_FLIP = 0, + DRR_TRIGGER_ON_FLIP_AND_CURSOR, +}; + struct dc_stream_state { // sink is deprecated, new code should not reference // this pointer @@ -316,6 +321,8 @@ struct dc_stream_state { bool scaler_sharpener_update; bool sharpening_required; + enum dc_drr_trigger_mode drr_trigger_mode; + struct dc_update_scratch_space *update_scratch; }; @@ -366,6 +373,8 @@ struct dc_stream_update { bool *hw_cursor_req; bool *scaler_sharpener_update; bool *sharpening_required; + + enum dc_drr_trigger_mode *drr_trigger_mode; }; bool dc_is_stream_unchanged( |