diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c index 63a677c8ee27..fe449f7aa771 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_optc.c @@ -40,6 +40,7 @@ #define FN(reg_name, field_name) \ optc1->tg_shift->field_name, optc1->tg_mask->field_name +#define STATIC_SCREEN_EVENT_MASK_DRR_DOUBLE_BUFFER_UPDATE_EN 0x2000 /*bit 13*/ static void optc31_set_odm_combine(struct timing_generator *optc, int *opp_id, int opp_cnt, struct dc_crtc_timing *timing) { @@ -231,6 +232,32 @@ void optc3_init_odm(struct timing_generator *optc) OPTC_MEM_SEL, 0); optc1->opp_count = 1; } +void optc31_set_static_screen_control( + struct timing_generator *optc, + uint32_t event_triggers, + uint32_t num_frames) +{ + struct optc *optc1 = DCN10TG_FROM_TG(optc); + uint32_t framecount; + uint32_t events; + + if (num_frames > 0xFF) + num_frames = 0xFF; + REG_GET_2(OTG_STATIC_SCREEN_CONTROL, + OTG_STATIC_SCREEN_EVENT_MASK, &events, + OTG_STATIC_SCREEN_FRAME_COUNT, &framecount); + + if (events == event_triggers && num_frames == framecount) + return; + if ((event_triggers & STATIC_SCREEN_EVENT_MASK_DRR_DOUBLE_BUFFER_UPDATE_EN) + != 0) + event_triggers = event_triggers & + ~STATIC_SCREEN_EVENT_MASK_DRR_DOUBLE_BUFFER_UPDATE_EN; + + REG_UPDATE_2(OTG_STATIC_SCREEN_CONTROL, + OTG_STATIC_SCREEN_EVENT_MASK, event_triggers, + OTG_STATIC_SCREEN_FRAME_COUNT, num_frames); +} static struct timing_generator_funcs dcn31_tg_funcs = { .validate_timing = optc1_validate_timing, @@ -266,7 +293,7 @@ static struct timing_generator_funcs dcn31_tg_funcs = { .set_drr = optc31_set_drr, .get_last_used_drr_vtotal = optc2_get_last_used_drr_vtotal, .set_vtotal_min_max = optc1_set_vtotal_min_max, - .set_static_screen_control = optc1_set_static_screen_control, + .set_static_screen_control = optc31_set_static_screen_control, .program_stereo = optc1_program_stereo, .is_stereo_left_eye = optc1_is_stereo_left_eye, .tg_init = optc3_tg_init, |