diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c | 142 |
1 files changed, 41 insertions, 101 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c index 1ae973962d53..d875b0c38fde 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c @@ -59,11 +59,16 @@ bool optc2_enable_crtc(struct timing_generator *optc) REG_UPDATE(CONTROL, VTG0_ENABLE, 1); + REG_SEQ_START(); + /* Enable CRTC */ REG_UPDATE_2(OTG_CONTROL, OTG_DISABLE_POINT_CNTL, 3, OTG_MASTER_EN, 1); + REG_SEQ_SUBMIT(); + REG_SEQ_WAIT_DONE(); + return true; } @@ -167,7 +172,6 @@ void optc2_set_gsl_source_select( } } -#ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT /* DSC encoder frame start controls: x = h position, line_num = # of lines from vstartup */ void optc2_set_dsc_encoder_frame_start(struct timing_generator *optc, int x_position, @@ -191,15 +195,6 @@ void optc2_set_dsc_config(struct timing_generator *optc, uint32_t dsc_slice_width) { struct optc *optc1 = DCN10TG_FROM_TG(optc); - uint32_t data_format = 0; - /* skip if dsc mode is not changed */ - data_format = dm_read_reg(CTX, REG(OPTC_DATA_FORMAT_CONTROL)); - - data_format = data_format & 0x30; /* bit5:4 */ - data_format = data_format >> 4; - - if (data_format == dsc_mode) - return; REG_UPDATE(OPTC_DATA_FORMAT_CONTROL, OPTC_DSC_MODE, dsc_mode); @@ -210,13 +205,12 @@ void optc2_set_dsc_config(struct timing_generator *optc, REG_UPDATE(OPTC_WIDTH_CONTROL, OPTC_DSC_SLICE_WIDTH, dsc_slice_width); } -#endif -/** - * PTI i think is already done somewhere else for 2ka - * (opp?, please double check. - * OPTC side only has 1 register to set for PTI_ENABLE) - */ +/*TEMP: Need to figure out inheritance model here.*/ +bool optc2_is_two_pixels_per_containter(const struct dc_crtc_timing *timing) +{ + return optc1_is_two_pixels_per_containter(timing); +} void optc2_set_odm_bypass(struct timing_generator *optc, const struct dc_crtc_timing *dc_crtc_timing) @@ -224,28 +218,31 @@ void optc2_set_odm_bypass(struct timing_generator *optc, struct optc *optc1 = DCN10TG_FROM_TG(optc); uint32_t h_div_2 = 0; - optc1->comb_opp_id = 0xf; REG_SET_3(OPTC_DATA_SOURCE_SELECT, 0, OPTC_NUM_OF_INPUT_SEGMENT, 0, OPTC_SEG0_SRC_SEL, optc->inst, OPTC_SEG1_SRC_SEL, 0xf); REG_WRITE(OTG_H_TIMING_CNTL, 0); - h_div_2 = optc1_is_two_pixels_per_containter(dc_crtc_timing); + h_div_2 = optc2_is_two_pixels_per_containter(dc_crtc_timing); REG_UPDATE(OTG_H_TIMING_CNTL, OTG_H_TIMING_DIV_BY2, h_div_2); REG_SET(OPTC_MEMORY_CONFIG, 0, OPTC_MEM_SEL, 0); + optc1->opp_count = 1; } -void optc2_set_odm_combine(struct timing_generator *optc, int combine_opp_id, - int mpcc_hactive, enum dc_pixel_encoding pixel_encoding) +void optc2_set_odm_combine(struct timing_generator *optc, int *opp_id, int opp_cnt, + struct dc_crtc_timing *timing) { struct optc *optc1 = DCN10TG_FROM_TG(optc); - /* 2 pieces of memory required for up to 5120 displays, 4 for up to 8192 */ - int memory_mask = mpcc_hactive <= 2560 ? 0x3 : 0xf; + int mpcc_hactive = (timing->h_addressable + timing->h_border_left + timing->h_border_right) + / opp_cnt; + uint32_t memory_mask; uint32_t data_fmt = 0; + ASSERT(opp_cnt == 2); + /* TODO: In pseudocode but does not affect maximus, delete comment if we dont need on asic * REG_SET(OTG_GLOBAL_CONTROL2, 0, GLOBAL_UPDATE_LOCK_EN, 1); * Program OTG register MASTER_UPDATE_LOCK_DB_X/Y to the position before DP frame start @@ -253,27 +250,35 @@ void optc2_set_odm_combine(struct timing_generator *optc, int combine_opp_id, * MASTER_UPDATE_LOCK_DB_X, 160, * MASTER_UPDATE_LOCK_DB_Y, 240); */ + + /* 2 pieces of memory required for up to 5120 displays, 4 for up to 8192, + * however, for ODM combine we can simplify by always using 4. + * To make sure there's no overlap, each instance "reserves" 2 memories and + * they are uniquely combined here. + */ + memory_mask = 0x3 << (opp_id[0] * 2) | 0x3 << (opp_id[1] * 2); + if (REG(OPTC_MEMORY_CONFIG)) REG_SET(OPTC_MEMORY_CONFIG, 0, - OPTC_MEM_SEL, memory_mask << (optc->inst * 4)); + OPTC_MEM_SEL, memory_mask); - if (pixel_encoding == PIXEL_ENCODING_YCBCR422) + if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) data_fmt = 1; - else if (pixel_encoding == PIXEL_ENCODING_YCBCR420) + else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) data_fmt = 2; REG_UPDATE(OPTC_DATA_FORMAT_CONTROL, OPTC_DATA_FORMAT, data_fmt); REG_SET_3(OPTC_DATA_SOURCE_SELECT, 0, OPTC_NUM_OF_INPUT_SEGMENT, 1, - OPTC_SEG0_SRC_SEL, optc->inst, - OPTC_SEG1_SRC_SEL, combine_opp_id); + OPTC_SEG0_SRC_SEL, opp_id[0], + OPTC_SEG1_SRC_SEL, opp_id[1]); REG_UPDATE(OPTC_WIDTH_CONTROL, OPTC_SEGMENT_WIDTH, mpcc_hactive); REG_SET(OTG_H_TIMING_CNTL, 0, OTG_H_TIMING_DIV_BY2, 1); - optc1->comb_opp_id = combine_opp_id; + optc1->opp_count = opp_cnt; } void optc2_get_optc_source(struct timing_generator *optc, @@ -293,6 +298,10 @@ void optc2_get_optc_source(struct timing_generator *optc, *num_of_src_opp = 2; else *num_of_src_opp = 1; + + /* Work around VBIOS not updating OPTC_NUM_OF_INPUT_SEGMENT */ + if (*src_opp_id_1 == 0xf) + *num_of_src_opp = 1; } void optc2_set_dwb_source(struct timing_generator *optc, @@ -339,65 +348,6 @@ void optc2_triplebuffer_unlock(struct timing_generator *optc) } - -void optc2_setup_global_lock(struct timing_generator *optc) -{ - struct optc *optc1 = DCN10TG_FROM_TG(optc); - uint32_t v_blank_start = 0; - uint32_t h_blank_start = 0, h_total = 0; - - REG_SET(OTG_GLOBAL_CONTROL1, 0, MASTER_UPDATE_LOCK_DB_EN, 1); - - REG_SET(OTG_GLOBAL_CONTROL2, 0, DIG_UPDATE_LOCATION, 20); - - REG_GET(OTG_V_BLANK_START_END, OTG_V_BLANK_START, &v_blank_start); - - REG_GET(OTG_H_BLANK_START_END, OTG_H_BLANK_START, &h_blank_start); - - REG_GET(OTG_H_TOTAL, OTG_H_TOTAL, &h_total); - REG_UPDATE_2(OTG_GLOBAL_CONTROL1, - MASTER_UPDATE_LOCK_DB_X, - h_blank_start - 200 - 1, - MASTER_UPDATE_LOCK_DB_Y, - v_blank_start - 1); -} - -void optc2_lock_global(struct timing_generator *optc) -{ - struct optc *optc1 = DCN10TG_FROM_TG(optc); - - REG_UPDATE(OTG_GLOBAL_CONTROL2, GLOBAL_UPDATE_LOCK_EN, 1); - - REG_SET(OTG_GLOBAL_CONTROL0, 0, - OTG_MASTER_UPDATE_LOCK_SEL, optc->inst); - REG_SET(OTG_MASTER_UPDATE_LOCK, 0, - OTG_MASTER_UPDATE_LOCK, 1); - - /* Should be fast, status does not update on maximus */ - if (optc->ctx->dce_environment != DCE_ENV_FPGA_MAXIMUS) - REG_WAIT(OTG_MASTER_UPDATE_LOCK, - UPDATE_LOCK_STATUS, 1, - 1, 10); -} - -void optc2_lock(struct timing_generator *optc) -{ - struct optc *optc1 = DCN10TG_FROM_TG(optc); - - REG_UPDATE(OTG_GLOBAL_CONTROL2, GLOBAL_UPDATE_LOCK_EN, 0); - - REG_SET(OTG_GLOBAL_CONTROL0, 0, - OTG_MASTER_UPDATE_LOCK_SEL, optc->inst); - REG_SET(OTG_MASTER_UPDATE_LOCK, 0, - OTG_MASTER_UPDATE_LOCK, 1); - - /* Should be fast, status does not update on maximus */ - if (optc->ctx->dce_environment != DCE_ENV_FPGA_MAXIMUS) - REG_WAIT(OTG_MASTER_UPDATE_LOCK, - UPDATE_LOCK_STATUS, 1, - 1, 10); -} - void optc2_lock_doublebuffer_enable(struct timing_generator *optc) { struct optc *optc1 = DCN10TG_FROM_TG(optc); @@ -440,14 +390,8 @@ void optc2_setup_manual_trigger(struct timing_generator *optc) { struct optc *optc1 = DCN10TG_FROM_TG(optc); - REG_SET(OTG_MANUAL_FLOW_CONTROL, 0, - MANUAL_FLOW_CONTROL, 1); - - REG_SET(OTG_GLOBAL_CONTROL2, 0, - MANUAL_FLOW_CONTROL_SEL, optc->inst); - REG_SET_8(OTG_TRIGA_CNTL, 0, - OTG_TRIGA_SOURCE_SELECT, 22, + OTG_TRIGA_SOURCE_SELECT, 21, OTG_TRIGA_SOURCE_PIPE_SELECT, optc->inst, OTG_TRIGA_RISING_EDGE_DETECT_CNTL, 1, OTG_TRIGA_FALLING_EDGE_DETECT_CNTL, 0, @@ -492,10 +436,8 @@ static struct timing_generator_funcs dcn20_tg_funcs = { .triplebuffer_lock = optc2_triplebuffer_lock, .triplebuffer_unlock = optc2_triplebuffer_unlock, .disable_reset_trigger = optc1_disable_reset_trigger, - .lock = optc2_lock, + .lock = optc1_lock, .unlock = optc1_unlock, - .lock_global = optc2_lock_global, - .setup_global_lock = optc2_setup_global_lock, .lock_doublebuffer_enable = optc2_lock_doublebuffer_enable, .lock_doublebuffer_disable = optc2_lock_doublebuffer_disable, .enable_optc_clock = optc1_enable_optc_clock, @@ -511,9 +453,7 @@ static struct timing_generator_funcs dcn20_tg_funcs = { .setup_global_swap_lock = NULL, .get_crc = optc1_get_crc, .configure_crc = optc1_configure_crc, -#ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT .set_dsc_config = optc2_set_dsc_config, -#endif .set_dwb_source = optc2_set_dwb_source, .set_odm_bypass = optc2_set_odm_bypass, .set_odm_combine = optc2_set_odm_combine, @@ -522,7 +462,8 @@ static struct timing_generator_funcs dcn20_tg_funcs = { .set_gsl_source_select = optc2_set_gsl_source_select, .set_vtg_params = optc1_set_vtg_params, .program_manual_trigger = optc2_program_manual_trigger, - .setup_manual_trigger = optc2_setup_manual_trigger + .setup_manual_trigger = optc2_setup_manual_trigger, + .get_hw_timing = optc1_get_hw_timing, }; void dcn20_timing_generator_init(struct optc *optc1) @@ -537,6 +478,5 @@ void dcn20_timing_generator_init(struct optc *optc1) optc1->min_v_blank_interlace = 5; optc1->min_h_sync_width = 4;// Minimum HSYNC = 8 pixels asked By HW in the first place for no actual reason. Oculus Rift S will not light up with 8 as it's hsyncWidth is 6. Changing it to 4 to fix that issue. optc1->min_v_sync_width = 1; - optc1->comb_opp_id = 0xf; } |
