diff options
| author | Allen Pan <allen.pan@amd.com> | 2023-12-09 02:49:19 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-12-19 22:59:03 +0300 |
| commit | 85fce153995e177ca307786b4ecf190b4daa540c (patch) | |
| tree | 21747f46863683bfaeaaafc263a099a593d8a4e8 /drivers/gpu/drm/amd/display/dc/hwss/dcn35 | |
| parent | e7b2b108cdeab76a7e7324459e50b0c1214c0386 (diff) | |
| download | linux-85fce153995e177ca307786b4ecf190b4daa540c.tar.xz | |
drm/amd/display: change static screen wait frame_count for ips
[Why]
the original wait for 2 static frames before enter static screen
was not good enough for IPS-enabled case since enter/exit takes more time.
[How]
Changed logic for hardcoded wait frame values.
Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Allen Pan <allen.pan@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/hwss/dcn35')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c | 41 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.h | 4 |
2 files changed, 45 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c index 582852ed21fb..ad710b4036de 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c @@ -1312,3 +1312,44 @@ uint32_t dcn35_get_idle_state(const struct dc *dc) return 0; } + +void dcn35_set_drr(struct pipe_ctx **pipe_ctx, + int num_pipes, struct dc_crtc_timing_adjust adjust) +{ + int i = 0; + struct drr_params params = {0}; + // DRR set trigger event mapped to OTG_TRIG_A (bit 11) for manual control flow + unsigned int event_triggers = 0x800; + // Note DRR trigger events are generated regardless of whether num frames met. + unsigned int num_frames = 2; + + params.vertical_total_max = adjust.v_total_max; + params.vertical_total_min = adjust.v_total_min; + params.vertical_total_mid = adjust.v_total_mid; + params.vertical_total_mid_frame_num = adjust.v_total_mid_frame_num; + + for (i = 0; i < num_pipes; i++) { + if ((pipe_ctx[i]->stream_res.tg != NULL) && pipe_ctx[i]->stream_res.tg->funcs) { + struct dc_crtc_timing *timing = &pipe_ctx[i]->stream->timing; + struct dc *dc = pipe_ctx[i]->stream->ctx->dc; + + if (dc->debug.static_screen_wait_frames) { + unsigned int frame_rate = timing->pix_clk_100hz / (timing->h_total * timing->v_total); + + if (frame_rate >= 120 && dc->caps.ips_support && + dc->config.disable_ips != DMUB_IPS_DISABLE_ALL) { + /*ips enable case*/ + num_frames = 2 * (frame_rate % 60); + } + } + if (pipe_ctx[i]->stream_res.tg->funcs->set_drr) + pipe_ctx[i]->stream_res.tg->funcs->set_drr( + pipe_ctx[i]->stream_res.tg, ¶ms); + if (adjust.v_total_max != 0 && adjust.v_total_min != 0) + if (pipe_ctx[i]->stream_res.tg->funcs->set_static_screen_control) + pipe_ctx[i]->stream_res.tg->funcs->set_static_screen_control( + pipe_ctx[i]->stream_res.tg, + event_triggers, num_frames); + } + } +} diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.h b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.h index b7bafe7fe2fd..fd66316e33de 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.h +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.h @@ -86,4 +86,8 @@ void dcn35_dsc_pg_control( void dcn35_set_idle_state(const struct dc *dc, bool allow_idle); uint32_t dcn35_get_idle_state(const struct dc *dc); + +void dcn35_set_drr(struct pipe_ctx **pipe_ctx, + int num_pipes, struct dc_crtc_timing_adjust adjust); + #endif /* __DC_HWSS_DCN35_H__ */ |