diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/bios')
4 files changed, 385 insertions, 10 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c index 154fd2c18e88..d1471f34e419 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c @@ -67,7 +67,9 @@ static ATOM_HPD_INT_RECORD *get_hpd_record(struct bios_parser *bp, ATOM_OBJECT *object); static struct device_id device_type_from_device_id(uint16_t device_id); static uint32_t signal_to_ss_id(enum as_signal_type signal); -static uint32_t get_support_mask_for_device_id(struct device_id device_id); +static uint32_t get_support_mask_for_device_id( + enum dal_device_type device_type, + uint32_t enum_id); static ATOM_ENCODER_CAP_RECORD_V2 *get_encoder_cap_record( struct bios_parser *bp, ATOM_OBJECT *object); @@ -441,6 +443,7 @@ static enum bp_result get_firmware_info_v1_4( le32_to_cpu(firmware_info->ulMinPixelClockPLL_Output) * 10; info->pll_info.max_output_pxl_clk_pll_frequency = le32_to_cpu(firmware_info->ulMaxPixelClockPLL_Output) * 10; + info->max_pixel_clock = le16_to_cpu(firmware_info->usMaxPixelClock) * 10; if (firmware_info->usFirmwareCapability.sbfAccess.MemoryClockSS_Support) /* Since there is no information on the SS, report conservative @@ -497,6 +500,7 @@ static enum bp_result get_firmware_info_v2_1( info->external_clock_source_frequency_for_dp = le16_to_cpu(firmwareInfo->usUniphyDPModeExtClkFreq) * 10; info->min_allowed_bl_level = firmwareInfo->ucMinAllowedBL_Level; + info->max_pixel_clock = le16_to_cpu(firmwareInfo->usMaxPixelClock) * 10; /* There should be only one entry in the SS info table for Memory Clock */ @@ -736,18 +740,94 @@ static enum bp_result bios_parser_transmitter_control( return bp->cmd_tbl.transmitter_control(bp, cntl); } +static enum bp_result bios_parser_select_crtc_source( + struct dc_bios *dcb, + struct bp_crtc_source_select *bp_params) +{ + struct bios_parser *bp = BP_FROM_DCB(dcb); + + if (!bp->cmd_tbl.select_crtc_source) + return BP_RESULT_FAILURE; + + return bp->cmd_tbl.select_crtc_source(bp, bp_params); +} + static enum bp_result bios_parser_encoder_control( struct dc_bios *dcb, struct bp_encoder_control *cntl) { struct bios_parser *bp = BP_FROM_DCB(dcb); + if (cntl->engine_id == ENGINE_ID_DACA) { + if (!bp->cmd_tbl.dac1_encoder_control) + return BP_RESULT_FAILURE; + + return bp->cmd_tbl.dac1_encoder_control( + bp, cntl->action == ENCODER_CONTROL_ENABLE, + cntl->pixel_clock, ATOM_DAC1_PS2); + } else if (cntl->engine_id == ENGINE_ID_DACB) { + if (!bp->cmd_tbl.dac2_encoder_control) + return BP_RESULT_FAILURE; + + return bp->cmd_tbl.dac2_encoder_control( + bp, cntl->action == ENCODER_CONTROL_ENABLE, + cntl->pixel_clock, ATOM_DAC1_PS2); + } + if (!bp->cmd_tbl.dig_encoder_control) return BP_RESULT_FAILURE; return bp->cmd_tbl.dig_encoder_control(bp, cntl); } +static enum bp_result bios_parser_dac_load_detection( + struct dc_bios *dcb, + enum engine_id engine_id, + enum dal_device_type device_type, + uint32_t enum_id) +{ + struct bios_parser *bp = BP_FROM_DCB(dcb); + struct dc_context *ctx = dcb->ctx; + struct bp_load_detection_parameters bp_params = {0}; + enum bp_result bp_result; + uint32_t bios_0_scratch; + uint32_t device_id_mask = 0; + + bp_params.engine_id = engine_id; + bp_params.device_id = get_support_mask_for_device_id(device_type, enum_id); + + if (engine_id != ENGINE_ID_DACA && + engine_id != ENGINE_ID_DACB) + return BP_RESULT_UNSUPPORTED; + + if (!bp->cmd_tbl.dac_load_detection) + return BP_RESULT_UNSUPPORTED; + + if (bp_params.device_id == ATOM_DEVICE_CRT1_SUPPORT) + device_id_mask = ATOM_S0_CRT1_MASK; + else if (bp_params.device_id == ATOM_DEVICE_CRT2_SUPPORT) + device_id_mask = ATOM_S0_CRT2_MASK; + else + return BP_RESULT_UNSUPPORTED; + + /* BIOS will write the detected devices to BIOS_SCRATCH_0, clear corresponding bit */ + bios_0_scratch = dm_read_reg(ctx, bp->base.regs->BIOS_SCRATCH_0); + bios_0_scratch &= ~device_id_mask; + dm_write_reg(ctx, bp->base.regs->BIOS_SCRATCH_0, bios_0_scratch); + + bp_result = bp->cmd_tbl.dac_load_detection(bp, &bp_params); + + if (bp_result != BP_RESULT_OK) + return bp_result; + + bios_0_scratch = dm_read_reg(ctx, bp->base.regs->BIOS_SCRATCH_0); + + if (bios_0_scratch & device_id_mask) + return BP_RESULT_OK; + + return BP_RESULT_FAILURE; +} + static enum bp_result bios_parser_adjust_pixel_clock( struct dc_bios *dcb, struct bp_adjust_pixel_clock_parameters *bp_params) @@ -858,7 +938,7 @@ static bool bios_parser_is_device_id_supported( { struct bios_parser *bp = BP_FROM_DCB(dcb); - uint32_t mask = get_support_mask_for_device_id(id); + uint32_t mask = get_support_mask_for_device_id(id.device_type, id.enum_id); return (le16_to_cpu(bp->object_info_tbl.v1_1->usDeviceSupport) & mask) != 0; } @@ -2149,11 +2229,10 @@ static uint32_t signal_to_ss_id(enum as_signal_type signal) return clk_id_ss; } -static uint32_t get_support_mask_for_device_id(struct device_id device_id) +static uint32_t get_support_mask_for_device_id( + enum dal_device_type device_type, + uint32_t enum_id) { - enum dal_device_type device_type = device_id.device_type; - uint32_t enum_id = device_id.enum_id; - switch (device_type) { case DEVICE_TYPE_LCD: switch (enum_id) { @@ -2829,8 +2908,12 @@ static const struct dc_vbios_funcs vbios_funcs = { .is_device_id_supported = bios_parser_is_device_id_supported, /* COMMANDS */ + .select_crtc_source = bios_parser_select_crtc_source, + .encoder_control = bios_parser_encoder_control, + .dac_load_detection = bios_parser_dac_load_detection, + .transmitter_control = bios_parser_transmitter_control, .enable_crtc = bios_parser_enable_crtc, diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c index 04eb647acc4e..550a9f1d03f8 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c @@ -1480,10 +1480,10 @@ static enum bp_result get_embedded_panel_info_v2_1( /* not provided by VBIOS */ info->lcd_timing.misc_info.HORIZONTAL_CUT_OFF = 0; - info->lcd_timing.misc_info.H_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo - & ATOM_HSYNC_POLARITY); - info->lcd_timing.misc_info.V_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo - & ATOM_VSYNC_POLARITY); + info->lcd_timing.misc_info.H_SYNC_POLARITY = !(lvds->lcd_timing.miscinfo & + ATOM_HSYNC_POLARITY); + info->lcd_timing.misc_info.V_SYNC_POLARITY = !(lvds->lcd_timing.miscinfo & + ATOM_VSYNC_POLARITY); /* not provided by VBIOS */ info->lcd_timing.misc_info.VERTICAL_CUT_OFF = 0; diff --git a/drivers/gpu/drm/amd/display/dc/bios/command_table.c b/drivers/gpu/drm/amd/display/dc/bios/command_table.c index 58e88778da7f..22457f417e65 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/command_table.c +++ b/drivers/gpu/drm/amd/display/dc/bios/command_table.c @@ -52,7 +52,9 @@ static void init_transmitter_control(struct bios_parser *bp); static void init_set_pixel_clock(struct bios_parser *bp); static void init_enable_spread_spectrum_on_ppll(struct bios_parser *bp); static void init_adjust_display_pll(struct bios_parser *bp); +static void init_select_crtc_source(struct bios_parser *bp); static void init_dac_encoder_control(struct bios_parser *bp); +static void init_dac_load_detection(struct bios_parser *bp); static void init_dac_output_control(struct bios_parser *bp); static void init_set_crtc_timing(struct bios_parser *bp); static void init_enable_crtc(struct bios_parser *bp); @@ -69,7 +71,9 @@ void dal_bios_parser_init_cmd_tbl(struct bios_parser *bp) init_set_pixel_clock(bp); init_enable_spread_spectrum_on_ppll(bp); init_adjust_display_pll(bp); + init_select_crtc_source(bp); init_dac_encoder_control(bp); + init_dac_load_detection(bp); init_dac_output_control(bp); init_set_crtc_timing(bp); init_enable_crtc(bp); @@ -1612,6 +1616,198 @@ static enum bp_result adjust_display_pll_v3( /******************************************************************************* ******************************************************************************** ** + ** SELECT CRTC SOURCE + ** + ******************************************************************************** + *******************************************************************************/ + +static enum bp_result select_crtc_source_v1( + struct bios_parser *bp, + struct bp_crtc_source_select *bp_params); +static enum bp_result select_crtc_source_v2( + struct bios_parser *bp, + struct bp_crtc_source_select *bp_params); +static enum bp_result select_crtc_source_v3( + struct bios_parser *bp, + struct bp_crtc_source_select *bp_params); + +static void init_select_crtc_source(struct bios_parser *bp) +{ + switch (BIOS_CMD_TABLE_PARA_REVISION(SelectCRTC_Source)) { + case 1: + bp->cmd_tbl.select_crtc_source = select_crtc_source_v1; + break; + case 2: + bp->cmd_tbl.select_crtc_source = select_crtc_source_v2; + break; + case 3: + bp->cmd_tbl.select_crtc_source = select_crtc_source_v3; + break; + default: + bp->cmd_tbl.select_crtc_source = NULL; + break; + } +} + +static enum bp_result select_crtc_source_v1( + struct bios_parser *bp, + struct bp_crtc_source_select *bp_params) +{ + enum bp_result result = BP_RESULT_FAILURE; + SELECT_CRTC_SOURCE_PS_ALLOCATION params; + + if (!bp->cmd_helper->controller_id_to_atom(bp_params->controller_id, ¶ms.ucCRTC)) + return BP_RESULT_BADINPUT; + + switch (bp_params->engine_id) { + case ENGINE_ID_DACA: + params.ucDevice = ATOM_DEVICE_CRT1_INDEX; + break; + case ENGINE_ID_DACB: + params.ucDevice = ATOM_DEVICE_CRT2_INDEX; + break; + default: + return BP_RESULT_BADINPUT; + } + + if (EXEC_BIOS_CMD_TABLE(SelectCRTC_Source, params)) + result = BP_RESULT_OK; + + return result; +} + +static bool select_crtc_source_v2_encoder_id( + enum engine_id engine_id, uint8_t *out_encoder_id) +{ + uint8_t encoder_id = 0; + + switch (engine_id) { + case ENGINE_ID_DIGA: + encoder_id = ASIC_INT_DIG1_ENCODER_ID; + break; + case ENGINE_ID_DIGB: + encoder_id = ASIC_INT_DIG2_ENCODER_ID; + break; + case ENGINE_ID_DIGC: + encoder_id = ASIC_INT_DIG3_ENCODER_ID; + break; + case ENGINE_ID_DIGD: + encoder_id = ASIC_INT_DIG4_ENCODER_ID; + break; + case ENGINE_ID_DIGE: + encoder_id = ASIC_INT_DIG5_ENCODER_ID; + break; + case ENGINE_ID_DIGF: + encoder_id = ASIC_INT_DIG6_ENCODER_ID; + break; + case ENGINE_ID_DIGG: + encoder_id = ASIC_INT_DIG7_ENCODER_ID; + break; + case ENGINE_ID_DACA: + encoder_id = ASIC_INT_DAC1_ENCODER_ID; + break; + case ENGINE_ID_DACB: + encoder_id = ASIC_INT_DAC2_ENCODER_ID; + break; + default: + return false; + } + + *out_encoder_id = encoder_id; + return true; +} + +static bool select_crtc_source_v2_encoder_mode( + enum signal_type signal_type, uint8_t *out_encoder_mode) +{ + uint8_t encoder_mode = 0; + + switch (signal_type) { + case SIGNAL_TYPE_DVI_SINGLE_LINK: + case SIGNAL_TYPE_DVI_DUAL_LINK: + encoder_mode = ATOM_ENCODER_MODE_DVI; + break; + case SIGNAL_TYPE_HDMI_TYPE_A: + encoder_mode = ATOM_ENCODER_MODE_HDMI; + break; + case SIGNAL_TYPE_LVDS: + encoder_mode = ATOM_ENCODER_MODE_LVDS; + break; + case SIGNAL_TYPE_RGB: + encoder_mode = ATOM_ENCODER_MODE_CRT; + break; + case SIGNAL_TYPE_DISPLAY_PORT: + encoder_mode = ATOM_ENCODER_MODE_DP; + break; + case SIGNAL_TYPE_DISPLAY_PORT_MST: + encoder_mode = ATOM_ENCODER_MODE_DP_MST; + break; + case SIGNAL_TYPE_EDP: + encoder_mode = ATOM_ENCODER_MODE_DP; + break; + default: + return false; + } + + *out_encoder_mode = encoder_mode; + return true; +} + +static enum bp_result select_crtc_source_v2( + struct bios_parser *bp, + struct bp_crtc_source_select *bp_params) +{ + enum bp_result result = BP_RESULT_FAILURE; + SELECT_CRTC_SOURCE_PARAMETERS_V3 params; + + if (!bp->cmd_helper->controller_id_to_atom(bp_params->controller_id, ¶ms.ucCRTC)) + return BP_RESULT_BADINPUT; + + if (!select_crtc_source_v2_encoder_id( + bp_params->engine_id, + ¶ms.ucEncoderID)) + return BP_RESULT_BADINPUT; + if (!select_crtc_source_v2_encoder_mode( + bp_params->sink_signal, + ¶ms.ucEncodeMode)) + return BP_RESULT_BADINPUT; + + if (EXEC_BIOS_CMD_TABLE(SelectCRTC_Source, params)) + result = BP_RESULT_OK; + + return result; +} + +static enum bp_result select_crtc_source_v3( + struct bios_parser *bp, + struct bp_crtc_source_select *bp_params) +{ + enum bp_result result = BP_RESULT_FAILURE; + SELECT_CRTC_SOURCE_PARAMETERS_V3 params; + + if (!bp->cmd_helper->controller_id_to_atom(bp_params->controller_id, ¶ms.ucCRTC)) + return BP_RESULT_BADINPUT; + + if (!select_crtc_source_v2_encoder_id( + bp_params->engine_id, + ¶ms.ucEncoderID)) + return BP_RESULT_BADINPUT; + if (!select_crtc_source_v2_encoder_mode( + bp_params->sink_signal, + ¶ms.ucEncodeMode)) + return BP_RESULT_BADINPUT; + + params.ucDstBpc = bp_params->bit_depth; + + if (EXEC_BIOS_CMD_TABLE(SelectCRTC_Source, params)) + result = BP_RESULT_OK; + + return result; +} + +/******************************************************************************* + ******************************************************************************** + ** ** DAC ENCODER CONTROL ** ******************************************************************************** @@ -1711,6 +1907,96 @@ static enum bp_result dac2_encoder_control_v1( /******************************************************************************* ******************************************************************************** ** + ** DAC LOAD DETECTION + ** + ******************************************************************************** + *******************************************************************************/ + +static enum bp_result dac_load_detection_v1( + struct bios_parser *bp, + struct bp_load_detection_parameters *bp_params); + +static enum bp_result dac_load_detection_v3( + struct bios_parser *bp, + struct bp_load_detection_parameters *bp_params); + +static void init_dac_load_detection(struct bios_parser *bp) +{ + switch (BIOS_CMD_TABLE_PARA_REVISION(DAC_LoadDetection)) { + case 1: + case 2: + bp->cmd_tbl.dac_load_detection = dac_load_detection_v1; + break; + case 3: + default: + bp->cmd_tbl.dac_load_detection = dac_load_detection_v3; + break; + } +} + +static void dac_load_detect_prepare_params( + struct _DAC_LOAD_DETECTION_PS_ALLOCATION *params, + enum engine_id engine_id, + uint16_t device_id, + uint8_t misc) +{ + uint8_t dac_type = ENGINE_ID_DACA; + + if (engine_id == ENGINE_ID_DACB) + dac_type = ATOM_DAC_B; + + params->sDacload.usDeviceID = cpu_to_le16(device_id); + params->sDacload.ucDacType = dac_type; + params->sDacload.ucMisc = misc; +} + +static enum bp_result dac_load_detection_v1( + struct bios_parser *bp, + struct bp_load_detection_parameters *bp_params) +{ + enum bp_result result = BP_RESULT_FAILURE; + DAC_LOAD_DETECTION_PS_ALLOCATION params; + + dac_load_detect_prepare_params( + ¶ms, + bp_params->engine_id, + bp_params->device_id, + 0); + + if (EXEC_BIOS_CMD_TABLE(DAC_LoadDetection, params)) + result = BP_RESULT_OK; + + return result; +} + +static enum bp_result dac_load_detection_v3( + struct bios_parser *bp, + struct bp_load_detection_parameters *bp_params) +{ + enum bp_result result = BP_RESULT_FAILURE; + DAC_LOAD_DETECTION_PS_ALLOCATION params; + + uint8_t misc = 0; + + if (bp_params->device_id == ATOM_DEVICE_CV_SUPPORT || + bp_params->device_id == ATOM_DEVICE_TV1_SUPPORT) + misc = DAC_LOAD_MISC_YPrPb; + + dac_load_detect_prepare_params( + ¶ms, + bp_params->engine_id, + bp_params->device_id, + misc); + + if (EXEC_BIOS_CMD_TABLE(DAC_LoadDetection, params)) + result = BP_RESULT_OK; + + return result; +} + +/******************************************************************************* + ******************************************************************************** + ** ** DAC OUTPUT CONTROL ** ******************************************************************************** diff --git a/drivers/gpu/drm/amd/display/dc/bios/command_table.h b/drivers/gpu/drm/amd/display/dc/bios/command_table.h index ad533775e724..e89b1ba0048b 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/command_table.h +++ b/drivers/gpu/drm/amd/display/dc/bios/command_table.h @@ -52,6 +52,9 @@ struct cmd_tbl { enum bp_result (*adjust_display_pll)( struct bios_parser *bp, struct bp_adjust_pixel_clock_parameters *bp_params); + enum bp_result (*select_crtc_source)( + struct bios_parser *bp, + struct bp_crtc_source_select *bp_params); enum bp_result (*dac1_encoder_control)( struct bios_parser *bp, bool enable, @@ -68,6 +71,9 @@ struct cmd_tbl { enum bp_result (*dac2_output_control)( struct bios_parser *bp, bool enable); + enum bp_result (*dac_load_detection)( + struct bios_parser *bp, + struct bp_load_detection_parameters *bp_params); enum bp_result (*set_crtc_timing)( struct bios_parser *bp, struct bp_hw_crtc_timing_parameters *bp_params); |