/* * Copyright 2015 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: AMD * */ #include #include "dm_services.h" #include "dc.h" #include "dc_bios_types.h" #include "core_types.h" #include "core_status.h" #include "resource.h" #include "dm_helpers.h" #include "dce110_timing_generator.h" #include "dce/dce_hwseq.h" #include "gpio_service_interface.h" #include "dce110_compressor.h" #include "bios/bios_parser_helper.h" #include "timing_generator.h" #include "mem_input.h" #include "opp.h" #include "ipp.h" #include "transform.h" #include "stream_encoder.h" #include "link_encoder.h" #include "link_hwss.h" #include "dc_link_dp.h" #if defined(CONFIG_DRM_AMD_DC_DCN) #include "dccg.h" #endif #include "clock_source.h" #include "clk_mgr.h" #include "abm.h" #include "audio.h" #include "reg_helper.h" #include "panel_cntl.h" /* include DCE11 register header files */ #include "dce/dce_11_0_d.h" #include "dce/dce_11_0_sh_mask.h" #include "custom_float.h" #include "atomfirmware.h" #include "dcn10/dcn10_hw_sequencer.h" #define GAMMA_HW_POINTS_NUM 256 /* * All values are in milliseconds; * For eDP, after power-up/power/down, * 300/500 msec max. delay from LCDVCC to black video generation */ #define PANEL_POWER_UP_TIMEOUT 300 #define PANEL_POWER_DOWN_TIMEOUT 500 #define HPD_CHECK_INTERVAL 10 #define OLED_POST_T7_DELAY 100 #define OLED_PRE_T11_DELAY 150 #define CTX \ hws->ctx #define DC_LOGGER_INIT() #define REG(reg)\ hws->regs->reg #undef FN #define FN(reg_name, field_name) \ hws->shifts->field_name, hws->masks->field_name struct dce110_hw_seq_reg_offsets { uint32_t crtc; }; static const struct dce110_hw_seq_reg_offsets reg_offsets[] = { { .crtc = (mmCRTC0_CRTC_GSL_CONTROL - mmCRTC_GSL_CONTROL), }, { .crtc = (mmCRTC1_CRTC_GSL_CONTROL - mmCRTC_GSL_CONTROL), }, { .crtc = (mmCRTC2_CRTC_GSL_CONTROL - mmCRTC_GSL_CONTROL), }, { .crtc = (mmCRTCV_GSL_CONTROL - mmCRTC_GSL_CONTROL), } }; #define HW_REG_BLND(reg, id)\ (reg + reg_offsets[id].blnd) #define HW_REG_CRTC(reg, id)\ (reg + reg_offsets[id].crtc) #define MAX_WATERMARK 0xFFFF #define SAFE_NBP_MARK 0x7FFF /******************************************************************************* * Private definitions ******************************************************************************/ /***************************PIPE_CONTROL***********************************/ static void dce110_init_pte(struct dc_context *ctx) { uint32_t addr; uint32_t value = 0; uint32_t chunk_int = 0; uint32_t chunk_mul = 0; addr = mmUNP_DVMM_PTE_CONTROL; value = dm_read_reg(ctx, addr); set_reg_field_value( value, 0, DVMM_PTE_CONTROL, DVMM_USE_SINGLE_PTE); set_reg_field_value( value, 1, DVMM_PTE_CONTROL, DVMM_PTE_BUFFER_MODE0); set_reg_field_value( value, 1, DVMM_PTE_CONTROL, DVMM_PTE_BUFFER_MODE1); dm_write_reg(ctx, addr, value); addr = mmDVMM_PTE_REQ; value = dm_read_reg(ctx, addr); chunk_int = get_reg_field_value( value, DVMM_PTE_REQ, HFLIP_PTEREQ_PER_CHUNK_INT); chunk_mul = get_reg_field_value( value, DVMM_PTE_REQ, HFLIP_PTEREQ_PER_CHUNK_MULTIPLIER); if (chunk_int != 0x4 || chunk_mul != 0x4) { set_reg_field_value( value, 255, DVMM_PTE_REQ, MAX_PTEREQ_TO_ISSUE); set_reg_field_value( value, 4, DVMM_PTE_REQ, HFLIP_PTEREQ_PER_CHUNK_INT); set_reg_field_value( value, 4, DVMM_PTE_REQ, HFLIP_PTEREQ_PER_CHUNK_MULTIPLIER); dm_write_reg(ctx, addr, value); } } /**************************************************************************/ static void enable_display_pipe_clock_gating( struct dc_context *ctx, bool clock_gating) { /*TODO*/ } static bool dce110_enable_display_power_gating( struct dc *dc, uint8_t controller_id, struct dc_bios *dcb, enum pipe_gating_control power_gating) { enum bp_result bp_result = BP_RESULT_OK; enum bp_pipe_control_action cntl; struct dc_context *ctx = dc->ctx; unsigned int underlay_idx = dc->res_pool->underlay_pipe_index; if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) return true; if (power_gating == PIPE_GATING_CONTROL_INIT) cntl = ASIC_PIPE_INIT; else if (power_gating == PIPE_GATING_CONTROL_ENABLE) cntl = ASIC_PIPE_ENABLE; else cntl = ASIC_PIPE_DISABLE; if (controller_id == underlay_idx) controller_id = CONTROLLER_ID_UNDERLAY0 - 1; if (power_gating != PIPE_GATING_CONTROL_INIT || controller_id == 0){ bp_result = dcb->funcs->enable_disp_power_gating( dcb, controller_id + 1, cntl); /* Revert MASTER_UPDATE_MODE to 0 because bios sets it 2 * by default when command table is called * * Bios parser accepts controller_id = 6 as indicative of * underlay pipe in dce110. But we do not support more * than 3. */ if (controller_id < CONTROLLER_ID_MAX - 1) dm_write_reg(ctx, HW_REG_CRTC(mmCRTC_MASTER_UPDATE_MODE, controller_id), 0); } if (power_gating != PIPE_GATING_CONTROL_ENABLE) dce110_init_pte(ctx); if (bp_result == BP_RESULT_OK) return true; else return false; } static void build_prescale_params(struct ipp_prescale_params *prescale_params, const struct dc_plane_state *plane_state) { prescale_params->mode = IPP_PRESCALE_MODE_FIXED_UNSIGNED; switch (plane_state->format) { case SURFACE_PIXEL_FORMAT_GRPH_RGB565: prescale_params->scale = 0x2082; break; case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888: case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888: prescale_params->scale = 0x2020; break; case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010: case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010: prescale_params->scale = 0x2008; break; case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616: case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616: case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F: prescale_params->scale = 0x2000; break; default: ASSERT(false); break; } } static bool dce110_set_input_transfer_func(struct dc *dc, struct pipe_ctx *pipe_ctx, const struct dc_plane_state *plane_state) { struct input_pixel_processor *ipp = pipe_ctx->plane_res.ipp; const struct dc_transfer_func *tf = NULL; struct ipp_prescale_params prescale_params = { 0 }; bool result = true; if (ipp == NULL) return false; if (plane_state->in_transfer_func) tf = plane_state->in_transfer_func; build_prescale_params(&prescale_params, plane_state); ipp->funcs->ipp_program_prescale(ipp, &prescale_params); if (plane_state->gamma_correction && !plane_state->gamma_correction->is_identity && dce_use_lut(plane_state->format)) ipp->funcs->ipp_program_input_lut(ipp, plane_state->gamma_correction); if (tf == NULL) { /* Default case if no input transfer function specified */ ipp->funcs->ipp_set_degamma(ipp, IPP_DEGAMMA_MODE_HW_sRGB); } else if (tf->type == TF_TYPE_PREDEFINED) { switch (tf->tf) { case TRANSFER_FUNCTION_SRGB: ipp->funcs->ipp_set_degamma(ipp, IPP_DEGAMMA_MODE_HW_sRGB); break; case TRANSFER_FUNCTION_BT709: ipp->funcs->ipp_set_degamma(ipp, IPP_DEGAMMA_MODE_HW_xvYCC); break; case TRANSFER_FUNCTION_LINEAR: ipp->funcs->ipp_set_degamma(ipp, IPP_DEGAMMA_MODE_BYPASS); break; case TRANSFER_FUNCTION_PQ: default: result = false; break; } } else if (tf->type == TF_TYPE_BYPASS) { ipp->funcs->ipp_set_degamma(ipp, IPP_DEGAMMA_MODE_BYPASS); } else { /*TF_TYPE_DISTRIBUTED_POINTS - Not supported in DCE 11*/ result = false; } return result; } static bool convert_to_custom_float(struct pwl_result_data *rgb_resulted, struct curve_points *arr_points, uint32_t hw_points_num) { struct custom_float_format fmt; struct pwl_result_data *rgb = rgb_resulted; uint32_t i = 0; fmt.exponenta_bits = 6; fmt.mantissa_bits = 12; fmt.sign = true; if (!convert_to_custom_float_format(arr_points[0].x, &fmt, &arr_points[0].custom_float_x)) { BREAK_TO_DEBUGGER(); return false; } if (!convert_to_custom_float_format(arr_points[0].offset, &fmt, &arr_points[0].custom_float_offset)) { BREAK_TO_DEBUGGER(); return false; } if (!convert_to_custom_float_format(arr_points[0].slope, &fmt, &arr_points[0].custom_float_slope)) { BREAK_TO_DEBUGGER(); return false; } fmt.mantissa_bits = 10; fmt.sign = false; if (!convert_to_custom_float_format(arr_points[1].x, &fmt, &arr_points[1].custom_float_x)) { BREAK_TO_DEBUGGER(); return false; } if (!convert_to_custom_float_format(arr_points[1].y, &fmt, &arr_points[1].custom_float_y)) { BREAK_TO_DEBUGGER(); return false; } if (!convert_to_custom_float_format(arr_points[1].slope, &fmt, &arr_points[1].custom_float_slope)) { BREAK_TO_DEBUGGER(); return false; } fmt.mantissa_bits = 12; fmt.sign = true; while (i != hw_points_num) { if (!convert_to_custom_float_format(rgb->red, &fmt, &rgb->red_reg)) { BREAK_TO_DEBUGGER(); return false; } if (!convert_to_custom_float_format(rgb->green, &fmt, &rgb->green_reg)) { BREAK_TO_DEBUGGER(); return false; } if (!convert_to_custom_float_format(rgb->blue, &fmt, &rgb->blue_reg)) { BREAK_TO_DEBUGGER(); return false; } if (!convert_to_custom_float_format(rgb->delta_red, &fmt, &rgb->delta_red_reg)) { BREAK_TO_DEBUGGER(); return false; } if (!convert_to_custom_float_format(rgb->delta_green, &fmt, &rgb->delta_green_reg)) { BREAK_TO_DEBUGGER(); return false; } if (!convert_to_custom_float_format(rgb->delta_blue, &fmt, &rgb->delta_blue_reg)) { BREAK_TO_DEBUGGER(); return false; } ++rgb; ++i; } return true; } #define MAX_LOW_POINT 25 #define NUMBER_REGIONS 16 #define NUMBER_SW_SEGMENTS 16 static bool dce110_translate_regamma_to_hw_format(const struct dc_transfer_func *output_tf, struct pwl_params *regamma_params) { struct curve_points *arr_points; struct pwl_result_data *rgb_resulted; struct pwl_result_data *rgb; struct pwl_result_data *rgb_plus_1; struct fixed31_32 y_r; struct fixed31_32 y_g; struct fixed31_32 y_b; struct fixed31_32 y1_min; struct fixed31_32 y3_max; int32_t region_start, region_end; uint32_t i, j, k, seg_distr[NUMBER_REGIONS], increment, start_index, hw_points; if (output_tf == NULL || regamma_params == NULL || output_tf->type == TF_TYPE_BYPASS) return false; arr_points = regamma_params->arr_points; rgb_resulted = regamma_params->rgb_resulted; hw_points = 0; memset(regamma_params, 0, sizeof(struct pwl_params)); if (output_tf->tf == TRANSFER_FUNCTION_PQ) { /* 16 segments * segments are from 2^-11 to 2^5 */ region_start = -11; region_end = region_start + NUMBER_REGIONS; for (i = 0; i < NUMBER_REGIONS; i++) seg_distr[i] = 4; } else { /* 10 segments * segment is from 2^-10 to 2^1 * We include an extra segment for range [2^0, 2^1). This is to * ensure that colors with normalized values of 1 don't miss the * LUT. */ region_start = -10; region_end = 1; seg_distr[0] = 4; seg_distr[1] = 4; seg_distr[2] = 4; seg_distr[3] = 4; seg_distr[4] = 4; seg_distr[5] = 4; seg_distr[6] = 4; seg_distr[7] = 4; seg_distr[8] = 4; seg_distr[9] = 4; seg_distr[10] = 0; seg_distr[11] = -1; seg_distr[12] = -1; seg_distr[13] = -1; seg_distr[14] = -1; seg_distr[15] = -1; } for (k = 0; k < 16; k++) { if (seg_distr[k] != -1) hw_points += (1 << seg_distr[k]); } j = 0; for (k = 0; k < (region_end - region_start); k++) { increment = NUMBER_SW_SEGMENTS / (1 << seg_distr[k]); start_index = (region_start + k + MAX_LOW_POINT) * NUMBER_SW_SEGMENTS; for (i = start_index; i < start_index + NUMBER_SW_SEGMENTS; i += increment) { if (j == hw_points - 1) break; rgb_resulted[j].red = output_tf->tf_pts.red[i]; rgb_resulted[j].green = output_tf->tf_pts.green[i]; rgb_resulted[j].blue = output_tf->tf_pts.blue[i]; j++; } } /* last point */ start_index = (region_end + MAX_LOW_POINT) * NUMBER_SW_SEGMENTS; rgb_resulted[hw_points - 1].red = output_tf->tf_pts.red[start_index]; rgb_resulted[hw_points - 1].green = output_tf->tf_pts.green[start_index]; rgb_resulted[hw_points - 1].blue = output_tf->tf_pts.blue[start_index]; arr_points[0].x = dc_fixpt_pow(dc_fixpt_from_int(2), dc_fixpt_from_int(region_start)); arr_points[1].x = dc_fixpt_pow(dc_fixpt_from_int(2), dc_fixpt_from_int(region_end)); y_r = rgb_resulted[0].red; y_g = rgb_resulted[0].green; y_b = rgb_resulted[0].blue; y1_min = dc_fixpt_min(y_r, dc_fixpt_min(y_g, y_b)); arr_points[0].y = y1_min; arr_points[0].slope = dc_fixpt_div(arr_points[0].y, arr_points[0].x); y_r = rgb_resulted[hw_points - 1].red; y_g = rgb_resulted[hw_points - 1].green; y_b = rgb_resulted[hw_points - 1].blue; /* see comment above, m_arrPoints[1].y should be the Y value for the * region end (m_numOfHwPoints), not last HW point(m_numOfHwPoints - 1) */ y3_max = dc_fixpt_max(y_r, dc_fixpt_max(y_g, y_b)); arr_points[1].y = y3_max; arr_points[1].slope = dc_fixpt_zero; if (output_tf->tf == TRANSFER_FUNCTION_PQ) { /* for PQ, we want to have a straight line from last HW X point, * and the slope to be such that we hit 1.0 at 10000 nits. */ const struct fixed31_32 end_value = dc_fixpt_from_int(125); arr_points[1].slope = dc_fixpt_div( dc_fixpt_sub(dc_fixpt_one, arr_points[1].y), dc_fixpt_sub(end_value, arr_points[1].x)); } regamma_params->hw_points_num = hw_points; k = 0; for (i = 1; i < 16; i++) { if (seg_distr[k] != -1) { regamma_params->arr_curve_points[k].segments_num = seg_distr[k]; regamma_params->arr_curve_points[i].offset = regamma_params->arr_curve_points[k].offset + (1 << seg_distr[k]); } k++; } if (seg_distr[k] != -1) regamma_params->arr_curve_points[k].segments_num = seg_distr[k]; rgb = rgb_resulted; rgb_plus_1 = rgb_resulted + 1; i = 1; while (i != hw_points + 1) { if (dc_fixpt_lt(rgb_plus_1->red, rgb->red)) rgb_plus_1->red = rgb->red; if (dc_fixpt_lt(rgb_plus_1->green, rgb->green)) rgb_plus_1->green = rgb->green; if (dc_fixpt_lt(rgb_plus_1->blue, rgb->blue)) rgb_plus_1->blue = rgb->blue; rgb->delta_red = dc_fixpt_sub(rgb_plus_1->red, rgb->red); rgb->delta_green = dc_fixpt_sub(rgb_plus_1->green, rgb->green); rgb->delta_blue = dc_fixpt_sub(rgb_plus_1->blue, rgb->blue); ++rgb_plus_1; ++rgb; ++i; } convert_to_custom_float(rgb_resulted, arr_points, hw_points); return true; } static bool dce110_set_output_transfer_func(struct dc *dc, struct pipe_ctx *pipe_ctx, const struct dc_stream_state *stream) { struct transform *xfm = pipe_ctx->plane_res.xfm; xfm->funcs->opp_power_on_regamma_lut(xfm, true); xfm->regamma_params.hw_points_num = GAMMA_HW_POINTS_NUM; if (stream->out_transfer_func && stream->out_transfer_func->type == TF_TYPE_PREDEFINED && stream->out_transfer_func->tf == TRANSFER_FUNCTION_SRGB) { xfm->funcs->opp_set_regamma_mode(xfm, OPP_REGAMMA_SRGB); } else if (dce110_translate_regamma_to_hw_format(stream->out_transfer_func, &xfm->regamma_params)) { xfm->funcs->opp_program_regamma_pwl(xfm, &xfm->regamma_params); xfm->funcs->opp_set_regamma_mode(xfm, OPP_REGAMMA_USER); } else { xfm->funcs->opp_set_regamma_mode(xfm, OPP_REGAMMA_BYPASS); } xfm->funcs->opp_power_on_regamma_lut(xfm, false); return true; } void dce110_update_info_frame(struct pipe_ctx *pipe_ctx) { bool is_hdmi_tmds; bool is_dp; ASSERT(pipe_ctx->stream); if (pipe_ctx->stream_res.stream_enc == NULL) return; /* this is not root pipe */ is_hdmi_tmds = dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal); is_dp = dc_is_dp_signal(pipe_ctx->stream->signal); if (!is_hdmi_tmds && !is_dp) return; if (is_hdmi_tmds) pipe_ctx->stream_res.stream_enc->funcs->update_hdmi_info_packets( pipe_ctx->stream_res.stream_enc, &pipe_ctx->stream_res.encoder_info_frame); else pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets( pipe_ctx->stream_res.stream_enc, &pipe_ctx->stream_res.encoder_info_frame); } void dce110_enable_stream(struct pipe_ctx *pipe_ctx) { enum dc_lane_count lane_count = pipe_ctx->stream->link->cur_link_settings.lane_count; struct dc_crtc_timing *timing = &pipe_ctx->stream->timing; struct dc_link *link = pipe_ctx->stream->link; const struct dc *dc = link->dc; uint32_t active_total_with_borders; uint32_t early_control = 0; struct timing_generator *tg = pipe_ctx->stream_res.tg; /* For MST, there are multiply stream go to only one link. * connect DIG back_end to front_end while enable_stream and * disconnect them during disable_stream * BY this, it is logic clean to separate stream and link */ link->link_enc->funcs->connect_dig_be_to_fe(link->link_enc, pipe_ctx->stream_res.stream_enc->id, true); dc->hwss.update_info_frame(pipe_ctx); /* enable early control to avoid corruption on DP monitor*/ active_total_with_borders = timing->h_addressable + timing->h_border_left + timing->h_border_right; if (lane_count != 0) early_control = active_total_with_borders % lane_count; if (early_control == 0) early_control = lane_count; tg->funcs->set_early_control(tg, early_control); /* enable audio only within mode set */ if (pipe_ctx->stream_res.audio != NULL) { if (dc_is_dp_signal(pipe_ctx->stream->signal)) pipe_ctx->stream_res.stream_enc->funcs->dp_audio_enable(pipe_ctx->stream_res.stream_enc); } } static enum bp_result link_transmitter_control( struct dc_bios *bios, struct bp_transmitter_control *cntl) { enum bp_result result; result = bios->funcs->transmitter_control(bios, cntl); return result; } /* * @brief * eDP only. */ void dce110_edp_wait_for_hpd_ready( struct dc_link *link, bool power_up) { struct dc_context *ctx = link->ctx; struct graphics_object_id connector = link->link_enc->connector; struct gpio *hpd; struct dc_sink *sink = link->local_sink; bool edp_hpd_high = false; uint32_t time_elapsed = 0; uint32_t timeout = power_up ? PANEL_POWER_UP_TIMEOUT : PANEL_POWER_DOWN_TIMEOUT; if (dal_graphics_object_id_get_connector_id(connector) != CONNECTOR_ID_EDP) { BREAK_TO_DEBUGGER(); return; } if (!power_up) /* * From KV, we will not HPD low after turning off VCC - * instead, we will check the SW timer in power_up(). */ return; /* * When we power on/off the eDP panel, * we need to wait until SENSE bit is high/low. */ /* obtain HPD */ /* TODO what to do with this? */ hpd = get_hpd_gpio(ctx->dc_bios, connector, ctx->gpio_service); if (!hpd) { BREAK_TO_DEBUGGER(); return; } if (sink != NULL) { if (sink->edid_caps.panel_patch.extra_t3_ms > 0) { int extra_t3_in_ms = sink->edid_caps.panel_patch.extra_t3_ms; msleep(extra_t3_in_ms); } } dal_gpio_open(hpd, GPIO_MODE_INTERRUPT); /* wait until timeout or panel detected */ do { uint32_t detected = 0; dal_gpio_get_value(hpd, &detected); if (!(detected ^ power_up)) { edp_hpd_high = true; break; } msleep(HPD_CHECK_INTERVAL); time_elapsed += HPD_CHECK_INTERVAL; } while (time_elapsed < timeout); dal_gpio_close(hpd); dal_gpio_destroy_irq(&hpd); if (false == edp_hpd_high) { DC_LOG_ERROR( "%s: wait timed out!\n", __func__); } } void dce110_edp_power_control( struct dc_link *link, bool power_up) { struct dc_context *ctx = link->ctx; struct bp_transmitter_control cntl = { 0 }; enum bp_result bp_result; uint8_t panel_instance; if (dal_graphics_object_id_get_connector_id(link->link_enc->connector) != CONNECTOR_ID_EDP) { BREAK_TO_DEBUGGER(); return; } if (!link->panel_cntl) return; if (power_up != link->panel_cntl->funcs->is_panel_powered_on(link->panel_cntl)) { unsigned long long current_ts = dm_get_timestamp(ctx); unsigned long long time_since_edp_poweroff_ms = div64_u64(dm_get_elapse_time_in_ns( ctx, current_ts, link->link_trace.time_stamp.edp_poweroff), 1000000); unsigned long long time_since_edp_poweron_ms = div64_u64(dm_get_elapse_time_in_ns( ctx, current_ts, link->link_trace.time_stamp.edp_poweron), 1000000); DC_LOG_HW_RESUME_S3( "%s: transition: power_up=%d current_ts=%llu edp_poweroff=%llu edp_poweron=%llu time_since_edp_poweroff_ms=%llu time_since_edp_poweron_ms=%llu", __func__, power_up, current_ts, link->link_trace.time_stamp.edp_poweroff, link->link_trace.time_stamp.edp_poweron, time_since_edp_poweroff_ms, time_since_edp_poweron_ms); /* Send VBIOS command to prompt eDP panel power */ if (power_up) { /* edp requires a min of 500ms from LCDVDD off to on */ unsigned long long remaining_min_edp_poweroff_time_ms = 500; /* add time defined by a patch, if any (usually patch extra_t12_ms is 0) */ if (link->local_sink != NULL) remaining_min_edp_poweroff_time_ms += link->local_sink->edid_caps.panel_patch.extra_t12_ms; /* Adjust remaining_min_edp_poweroff_time_ms if this is not the first time. */ if (link->link_trace.time_stamp.edp_poweroff != 0) { if (time_since_edp_poweroff_ms < remaining_min_edp_poweroff_time_ms) remaining_min_edp_poweroff_time_ms = remaining_min_edp_poweroff_time_ms - time_since_edp_poweroff_ms; else remaining_min_edp_poweroff_time_ms = 0; } if (remaining_min_edp_poweroff_time_ms) { DC_LOG_HW_RESUME_S3( "%s: remaining_min_edp_poweroff_time_ms=%llu: begin wait.\n", __func__, remaining_min_edp_poweroff_time_ms); msleep(remaining_min_edp_poweroff_time_ms); DC_LOG_HW_RESUME_S3( "%s: remaining_min_edp_poweroff_time_ms=%llu: end wait.\n", __func__, remaining_min_edp_poweroff_time_ms); dm_output_to_console("%s: wait %lld ms to power on eDP.\n", __func__, remaining_min_edp_poweroff_time_ms); } else { DC_LOG_HW_RESUME_S3( "%s: remaining_min_edp_poweroff_time_ms=%llu: no wait required.\n", __func__, remaining_min_edp_poweroff_time_ms); } } DC_LOG_HW_RESUME_S3( "%s: BEGIN: Panel Power action: %s\n", __func__, (power_up ? "On":"Off")); cntl.action = power_up ? TRANSMITTER_CONTROL_POWER_ON : TRANSMITTER_CONTROL_POWER_OFF; cntl.transmitter = link->link_enc->transmitter; cntl.connector_obj_id = link->link_enc->connector; cntl.coherent = false; cntl.lanes_number = LANE_COUNT_FOUR; cntl.hpd_sel = link->link_enc->hpd_source; panel_instance = link->panel_cntl->inst; if (ctx->dc->ctx->dmub_srv && ctx->dc->debug.dmub_command_table) { if (cntl.action == TRANSMITTER_CONTROL_POWER_ON) bp_result = ctx->dc_bios->funcs->enable_lvtma_control(ctx->dc_bios, LVTMA_CONTROL_POWER_ON, panel_instance); else bp_result = ctx->dc_bios->funcs->enable_lvtma_control(ctx->dc_bios, LVTMA_CONTROL_POWER_OFF, panel_instance); } bp_result = link_transmitter_control(ctx->dc_bios, &cntl); DC_LOG_HW_RESUME_S3( "%s: END: Panel Power action: %s bp_result=%u\n", __func__, (power_up ? "On":"Off"), bp_result); if (!power_up) /*save driver power off time stamp*/ link->link_trace.time_stamp.edp_poweroff = dm_get_timestamp(ctx); else link->link_trace.time_stamp.edp_poweron = dm_get_timestamp(ctx); DC_LOG_HW_RESUME_S3( "%s: updated values: edp_poweroff=%llu edp_poweron=%llu\n", __func__, link->link_trace.time_stamp.edp_poweroff, link->link_trace.time_stamp.edp_poweron); if (bp_result != BP_RESULT_OK) DC_LOG_ERROR( "%s: Panel Power bp_result: %d\n", __func__, bp_result); } else { DC_LOG_HW_RESUME_S3( "%s: Skipping Panel Power action: %s\n", __func__, (power_up ? "On":"Off")); } } void dce110_edp_wait_for_T12( struct dc_link *link) { struct dc_context *ctx = link->ctx; if (dal_graphics_object_id_get_connector_id(link->link_enc->connector) != CONNECTOR_ID_EDP) { BREAK_TO_DEBUGGER(); return; } if (!link->panel_cntl) return; if (!link->panel_cntl->funcs->is_panel_powered_on(link->panel_cntl) && link->link_trace.time_stamp.edp_poweroff != 0) { unsigned int t12_duration = 500; // Default T12 as per spec unsigned long long current_ts = dm_get_timestamp(ctx); unsigned long long time_since_edp_poweroff_ms = div64_u64(dm_get_elapse_time_in_ns( ctx, current_ts, link->link_trace.time_stamp.edp_poweroff), 1000000); t12_duration += link->local_sink->edid_caps.panel_patch.extra_t12_ms; // Add extra T12 if (time_since_edp_poweroff_ms < t12_duration) msleep(t12_duration - time_since_edp_poweroff_ms); } } /*todo: cloned in stream enc, fix*/ /* * @brief * eDP only. Control the backlight of the eDP panel */ void dce110_edp_backlight_control( struct dc_link *link, bool enable) { struct dc_context *ctx = link->ctx; struct bp_transmitter_control cntl = { 0 }; uint8_t panel_instance; if (dal_graphics_object_id_get_connector_id(link->link_enc->connector) != CONNECTOR_ID_EDP) { BREAK_TO_DEBUGGER(); return; } if (link->panel_cntl && !(link->dpcd_sink_ext_caps.bits.oled || link->dpcd_sink_ext_caps.bits.hdr_aux_backlight_control == 1 || link->dpcd_sink_ext_caps.bits.sdr_aux_backlight_control == 1)) { bool is_backlight_on = link->panel_cntl->funcs->is_panel_backlight_on(link->panel_cntl); if ((enable && is_backlight_on) || (!enable && !is_backlight_on)) { DC_LOG_HW_RESUME_S3( "%s: panel already powered up/off. Do nothing.\n", __func__); return; } } /* Send VBIOS command to control eDP panel backlight */ DC_LOG_HW_RESUME_S3( "%s: backlight action: %s\n", __func__, (enable ? "On":"Off")); cntl.action = enable ? TRANSMITTER_CONTROL_BACKLIGHT_ON : TRANSMITTER_CONTROL_BACKLIGHT_OFF; /*cntl.engine_id = ctx->engine;*/ cntl.transmitter = link->link_enc->transmitter; cntl.connector_obj_id = link->link_enc->connector; /*todo: unhardcode*/ cntl.lanes_number = LANE_COUNT_FOUR; cntl.hpd_sel = link->link_enc->hpd_source; cntl.signal = SIGNAL_TYPE_EDP; /* For eDP, the following delays might need to be considered * after link training completed: * idle period - min. accounts for required BS-Idle pattern, * max. allows for source frame synchronization); * 50 msec max. delay from valid video data from source * to video on dislpay or backlight enable. * * Disable the delay for now. * Enable it in the future if necessary. */ /* dc_service_sleep_in_milliseconds(50); */ /*edp 1.2*/ panel_instance = link->panel_cntl->inst; if (cntl.action == TRANSMITTER_CONTROL_BACKLIGHT_ON) { if (!link->dc->config.edp_no_power_sequencing) /* * Sometimes, DP receiver chip power-controlled externally by an * Embedded Controller could be treated and used as eDP, * if it drives mobile display. In this case, * we shouldn't be doing power-sequencing, hence we can skip * waiting for T7-ready. */ edp_receiver_ready_T7(link); else DC_LOG_DC("edp_receiver_ready_T7 skipped\n"); } if (ctx->dc->ctx->dmub_srv && ctx->dc->debug.dmub_command_table) { if (cntl.action == TRANSMITTER_CONTROL_BACKLIGHT_ON) ctx->dc_bios->funcs->enable_lvtma_control(ctx->dc_bios, LVTMA_CONTROL_LCD_BLON, panel_instance); else ctx->dc_bios->funcs->enable_lvtma_control(ctx->dc_bios, LVTMA_CONTROL_LCD_BLOFF, panel_instance); } link_transmitter_control(ctx->dc_bios, &cntl); if (enable && link->dpcd_sink_ext_caps.bits.oled) msleep(OLED_POST_T7_DELAY); if (link->dpcd_sink_ext_caps.bits.oled || link->dpcd_sink_ext_caps.bits.hdr_aux_backlight_control == 1 || link->dpcd_sink_ext_caps.bits.sdr_aux_backlight_control == 1) dc_link_backlight_enable_aux(link, enable); /*edp 1.2*/ if (cntl.action == TRANSMITTER_CONTROL_BACKLIGHT_OFF) { if (!link->dc->config.edp_no_power_sequencing) /* * Sometimes, DP receiver chip power-controlled externally by an * Embedded Controller could be treated and used as eDP, * if it drives mobile display. In this case, * we shouldn't be doing power-sequencing, hence we can skip * waiting for T9-ready. */ edp_add_delay_for_T9(link); else DC_LOG_DC("edp_receiver_ready_T9 skipped\n"); } if (!enable && link->dpcd_sink_ext_caps.bits.oled) msleep(OLED_PRE_T11_DELAY); } void dce110_enable_audio_stream(struct pipe_ctx *pipe_ctx) { /* notify audio driver for audio modes of monitor */ struct dc *dc; struct clk_mgr *clk_mgr; unsigned int i, num_audio = 1; if (!pipe_ctx->stream) return; dc = pipe_ctx->stream->ctx->dc; clk_mgr = dc->clk_mgr; if (pipe_ctx->stream_res.audio && pipe_ctx->stream_res.audio->enabled == true) return; if (pipe_ctx->stream_res.audio) { for (i = 0; i < MAX_PIPES; i++) { /*current_state not updated yet*/ if (dc->current_state->res_ctx.pipe_ctx[i].stream_res.audio != NULL) num_audio++; } pipe_ctx->stream_res.audio->funcs->az_enable(pipe_ctx->stream_res.audio); if (num_audio >= 1 && clk_mgr->funcs->enable_pme_wa) /*this is the first audio. apply the PME w/a in order to wake AZ from D3*/ clk_mgr->funcs->enable_pme_wa(clk_mgr); /* un-mute audio */ /* TODO: audio should be per stream rather than per link */ pipe_ctx->stream_res.stream_enc->funcs->audio_mute_control( pipe_ctx->stream_res.stream_enc, false); if (pipe_ctx->stream_res.audio) pipe_ctx->stream_res.audio->enabled = true; } } void dce110_disable_audio_stream(struct pipe_ctx *pipe_ctx) { struct dc *dc; struct clk_mgr *clk_mgr; if (!pipe_ctx || !pipe_ctx->stream) return; dc = pipe_ctx->stream->ctx->dc; clk_mgr = dc->clk_mgr; if (pipe_ctx->stream_res.audio && pipe_ctx->stream_res.audio->enabled == false) return; pipe_ctx->stream_res.stream_enc->funcs->audio_mute_control( pipe_ctx->stream_res.stream_enc, true); if (pipe_ctx->stream_res.audio) { pipe_ctx->stream_res.audio->enabled = false; if (dc_is_dp_signal(pipe_ctx->stream->signal)) pipe_ctx->stream_res.stream_enc->funcs->dp_audio_disable( pipe_ctx->stream_res.stream_enc); else pipe_ctx->stream_res.stream_enc->funcs->hdmi_audio_disable( pipe_ctx->stream_res.stream_enc); if (clk_mgr->funcs->enable_pme_wa) /*this is the first audio. apply the PME w/a in order to wake AZ from D3*/ clk_mgr->funcs->enable_pme_wa(clk_mgr); /* TODO: notify audio driver for if audio modes list changed * add audio mode list change flag */ /* dal_audio_disable_azalia_audio_jack_presence(stream->audio, * stream->stream_engine_id); */ } } void dce110_disable_stream(struct pipe_ctx *pipe_ctx) { struct dc_stream_state *stream = pipe_ctx->stream; struct dc_link *link = stream->link; struct dc *dc = pipe_ctx->stream->ctx->dc; if (dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal)) { pipe_ctx->stream_res.stream_enc->funcs->stop_hdmi_info_packets( pipe_ctx->stream_res.stream_enc); pipe_ctx->stream_res.stream_enc->funcs->hdmi_reset_stream_attribute( pipe_ctx->stream_res.stream_enc); } if (dc_is_dp_signal(pipe_ctx->stream->signal)) pipe_ctx->stream_res.stream_enc->funcs->stop_dp_info_packets( pipe_ctx->stream_res.stream_enc); dc->hwss.disable_audio_stream(pipe_ctx); link->link_enc->funcs->connect_dig_be_to_fe( link->link_enc, pipe_ctx->stream_res.stream_enc->id, false); } void dce110_unblank_stream(struct pipe_ctx *pipe_ctx, struct dc_link_settings *link_settings) { struct encoder_unblank_param params = { { 0 } }; struct dc_stream_state *stream = pipe_ctx->stream; struct dc_link *link = stream->link; struct dce_hwseq *hws = link->dc->hwseq; /* only 3 items below are used by unblank */ params.timing = pipe_ctx->stream->timing; params.link_settings.link_rate = link_settings->link_rate; if (dc_is_dp_signal(pipe_ctx->stream->signal)) pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(pipe_ctx->stream_res.stream_enc, ¶ms); if (link->local_sink && link->local_sink->sink_signal == SIGNAL_TYPE_EDP) { hws->funcs.edp_backlight_control(link, true); } } void dce110_blank_stream(struct pipe_ctx *pipe_ctx) { struct dc_stream_state *stream = pipe_ctx->stream; struct dc_link *link = stream->link; struct dce_hwseq *hws = link->dc->hwseq; if (link->local_sink && link->local_sink->sink_signal == SIGNAL_TYPE_EDP) { hws->funcs.edp_backlight_control(link, false); link->dc->hwss.set_abm_immediate_disable(pipe_ctx); } if (dc_is_dp_signal(pipe_ctx->stream->signal)) { pipe_ctx->stream_res.stream_enc->funcs->dp_blank(pipe_ctx->stream_res.stream_enc); if (!dc_is_embedded_signal(pipe_ctx->stream->signal)) { /* * After output is idle pattern some sinks need time to recognize the stream * has changed or they enter protection state and hang. */ msleep(60); } else if (pipe_ctx->stream->signal == SIGNAL_TYPE_EDP) edp_receiver_ready_T9(link); } } void dce110_set_avmute(struct pipe_ctx *pipe_ctx, bool enable) { if (pipe_ctx != NULL && pipe_ctx->stream_res.stream_enc != NULL) pipe_ctx->stream_res.stream_enc->funcs->set_avmute(pipe_ctx->stream_res.stream_enc, enable); } static enum audio_dto_source translate_to_dto_source(enum controller_id crtc_id) { switch (crtc_id) { case CONTROLLER_ID_D0: return DTO_SOURCE_ID0; case CONTROLLER_ID_D1: return DTO_SOURCE_ID1; case CONTROLLER_ID_D2: return DTO_SOURCE_ID2; case CONTROLLER_ID_D3: return DTO_SOURCE_ID3; case CONTROLLER_ID_D4: return DTO_SOURCE_ID4; case CONTROLLER_ID_D5: return DTO_SOURCE_ID5; default: return DTO_SOURCE_UNKNOWN; } } static void build_audio_output( struct dc_state *state, const struct pipe_ctx *pipe_ctx, struct audio_output *audio_output) { const struct dc_stream_state *stream = pipe_ctx->stream; audio_output->engine_id = pipe_ctx->stream_res.stream_enc->id; audio_output->signal = pipe_ctx->stream->signal; /* audio_crtc_info */ audio_output->crtc_info.h_total = stream->timing.h_total; /* * Audio packets are sent during actual CRTC blank physical signal, we * need to specify actual active signal portion */ audio_output->crtc_info.h_active = stream->timing.h_addressable + stream->timing.h_border_left + stream->timing.h_border_right; audio_output->crtc_info.v_active = stream->timing.v_addressable + stream->timing.v_border_top + stream->timing.v_border_bottom; audio_output->crtc_info.pixel_repetition = 1; audio_output->crtc_info.interlaced = stream->timing.flags.INTERLACE; audio_output->crtc_info.refresh_rate = (stream->timing.pix_clk_100hz*100)/ (stream->timing.h_total*stream->timing.v_total); audio_output->crtc_info.color_depth = stream->timing.display_color_depth; audio_output->crtc_info.requested_pixel_clock_100Hz = pipe_ctx->stream_res.pix_clk_params.requested_pix_clk_100hz; audio_output->crtc_info.calculated_pixel_clock_100Hz = pipe_ctx->stream_res.pix_clk_params.requested_pix_clk_100hz; /*for HDMI, audio ACR is with deep color ratio factor*/ if (dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal) && audio_output->crtc_info.requested_pixel_clock_100Hz == (stream->timing.pix_clk_100hz)) { if (pipe_ctx->stream_res.pix_clk_params.pixel_encoding == PIXEL_ENCODING_YCBCR420) { audio_output->crtc_info.requested_pixel_clock_100Hz = audio_output->crtc_info.requested_pixel_clock_100Hz/2; audio_output->crtc_info.calculated_pixel_clock_100Hz = pipe_ctx->stream_res.pix_clk_params.requested_pix_clk_100hz/2; } } if (state->clk_mgr && (pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT || pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST)) { audio_output->pll_info.dp_dto_source_clock_in_khz = state->clk_mgr->funcs->get_dp_ref_clk_frequency( state->clk_mgr); } audio_output->pll_info.feed_back_divider = pipe_ctx->pll_settings.feedback_divider; audio_output->pll_info.dto_source = translate_to_dto_source( pipe_ctx->stream_res.tg->inst + 1); /* TODO hard code to enable for now. Need get from stream */ audio_output->pll_info.ss_enabled = true; audio_output->pll_info.ss_percentage = pipe_ctx->pll_settings.ss_percentage; } static void program_scaler(const struct dc *dc, const struct pipe_ctx *pipe_ctx) { struct tg_color color = {0}; #if defined(CONFIG_DRM_AMD_DC_DCN) /* TOFPGA */ if (pipe_ctx->plane_res.xfm->funcs->transform_set_pixel_storage_depth == NULL) return; #endif if (dc->debug.visual_confirm == VISUAL_CONFIRM_SURFACE) get_surface_visual_confirm_color(pipe_ctx, &color); else color_space_to_black_color(dc, pipe_ctx->stream->output_color_space, &color); pipe_ctx->plane_res.xfm->funcs->transform_set_pixel_storage_depth( pipe_ctx->plane_res.xfm, pipe_ctx->plane_res.scl_data.lb_params.depth, &pipe_ctx->stream->bit_depth_params); if (pipe_ctx->stream_res.tg->funcs->set_overscan_blank_color) { /* * The way 420 is packed, 2 channels carry Y component, 1 channel * alternate between Cb and Cr, so both channels need the pixel * value for Y */ if (pipe_ctx->stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) color.color_r_cr = color.color_g_y; pipe_ctx->stream_res.tg->funcs->set_overscan_blank_color( pipe_ctx->stream_res.tg, &color); } pipe_ctx->plane_res.xfm->funcs->transform_set_scaler(pipe_ctx->plane_res.xfm, &pipe_ctx->plane_res.scl_data); } static enum dc_status dce110_enable_stream_timing( struct pipe_ctx *pipe_ctx, struct dc_state *context, struct dc *dc) { struct dc_stream_state *stream = pipe_ctx->stream; struct pipe_ctx *pipe_ctx_old = &dc->current_state->res_ctx. pipe_ctx[pipe_ctx->pipe_idx]; struct tg_color black_color = {0}; if (!pipe_ctx_old->stream) { /* program blank color */ color_space_to_black_color(dc, stream->output_color_space, &black_color); pipe_ctx->stream_res.tg->funcs->set_blank_color( pipe_ctx->stream_res.tg, &black_color); /* * Must blank CRTC after disabling power gating and before any * programming, otherwise CRTC will be hung in bad state */ pipe_ctx->stream_res.tg->funcs->set_blank(pipe_ctx->stream_res.tg, true); if (false == pipe_ctx->clock_source->funcs->program_pix_clk( pipe_ctx->clock_source, &pipe_ctx->stream_res.pix_clk_params, &pipe_ctx->pll_settings)) { BREAK_TO_DEBUGGER(); return DC_ERROR_UNEXPECTED; } pipe_ctx->stream_res.tg->funcs->program_timing( pipe_ctx->stream_res.tg, &stream->timing, 0, 0, 0, 0, pipe_ctx->stream->signal, true); } if (!pipe_ctx_old->stream) { if (false == pipe_ctx->stream_res.tg->funcs->enable_crtc( pipe_ctx->stream_res.tg)) { BREAK_TO_DEBUGGER(); return DC_ERROR_UNEXPECTED; } } return DC_OK; } static enum dc_status apply_single_controller_ctx_to_hw( struct pipe_ctx *pipe_ctx, struct dc_state *context, struct dc *dc) { struct dc_stream_state *stream = pipe_ctx->stream; struct drr_params params = {0}; unsigned int event_triggers = 0; struct pipe_ctx *odm_pipe = pipe_ctx->next_odm_pipe; struct dce_hwseq *hws = dc->hwseq; if (hws->funcs.disable_stream_gating) { hws->funcs.disable_stream_gating(dc, pipe_ctx); } if (pipe_ctx->stream_res.audio != NULL) { struct audio_output audio_output; build_audio_output(context, pipe_ctx, &audio_output); if (dc_is_dp_signal(pipe_ctx->stream->signal)) pipe_ctx->stream_res.stream_enc->funcs->dp_audio_setup( pipe_ctx->stream_res.stream_enc, pipe_ctx->stream_res.audio->inst, &pipe_ctx->stream->audio_info); else pipe_ctx->stream_res.stream_enc->funcs->hdmi_audio_setup( pipe_ctx->stream_res.stream_enc, pipe_ctx->stream_res.audio->inst, &pipe_ctx->stream->audio_info, &audio_output.crtc_info); pipe_ctx->stream_res.audio->funcs->az_configure( pipe_ctx->stream_res.audio, pipe_ctx->stream->signal, &audio_output.crtc_info, &pipe_ctx->stream->audio_info); } /* */ /* Do not touch stream timing on seamless boot optimization. */ if (!pipe_ctx->stream->apply_seamless_boot_optimization) hws->funcs.enable_stream_timing(pipe_ctx, context, dc); if (hws->funcs.setup_vupdate_interrupt) hws->funcs.setup_vupdate_interrupt(dc, pipe_ctx); params.vertical_total_min = stream->adjust.v_total_min; params.vertical_total_max = stream->adjust.v_total_max; if (pipe_ctx->stream_res.tg->funcs->set_drr) pipe_ctx->stream_res.tg->funcs->set_drr( pipe_ctx->stream_res.tg, ¶ms); // DRR should set trigger event to monitor surface update event if (stream->adjust.v_total_min != 0 && stream->adjust.v_total_max != 0) event_triggers = 0x80; /* Event triggers and num frames initialized for DRR, but can be * later updated for PSR use. Note DRR trigger events are generated * regardless of whether num frames met. */ if (pipe_ctx->stream_res.tg->funcs->set_static_screen_control) pipe_ctx->stream_res.tg->funcs->set_static_screen_control( pipe_ctx->stream_res.tg, event_triggers, 2); if (!dc_is_virtual_signal(pipe_ctx->stream->signal)) pipe_ctx->stream_res.stream_enc->funcs->dig_connect_to_otg( pipe_ctx->stream_res.stream_enc, pipe_ctx->stream_res.tg->inst); pipe_ctx->stream_res.opp->funcs->opp_set_dyn_expansion( pipe_ctx->stream_res.opp, COLOR_SPACE_YCBCR601, stream->timing.display_color_depth, stream->signal); pipe_ctx->stream_res.opp->funcs->opp_program_fmt( pipe_ctx->stream_res.opp, &stream->bit_depth_params, &stream->clamping); while (odm_pipe) { odm_pipe->stream_res.opp->funcs->opp_set_dyn_expansion( odm_pipe->stream_res.opp, COLOR_SPACE_YCBCR601, stream->timing.display_color_depth, stream->signal); odm_pipe->stream_res.opp->funcs->opp_program_fmt( odm_pipe->stream_res.opp, &stream->bit_depth_params, &stream->clamping); odm_pipe = odm_pipe->next_odm_pipe; } if (!stream->dpms_off) core_link_enable_stream(context, pipe_ctx); pipe_ctx->plane_res.scl_data.lb_params.alpha_en = pipe_ctx->bottom_pipe != 0; pipe_ctx->stream->link->psr_settings.psr_feature_enabled = false; return DC_OK; } /******************************************************************************/ static void power_down_encoders(struct dc *dc) { int i; /* do not know BIOS back-front mapping, simply blank all. It will not * hurt for non-DP */ for (i = 0; i < dc->res_pool->stream_enc_count; i++) { dc->res_pool->stream_enc[i]->funcs->dp_blank( dc->res_pool->stream_enc[i]); } for (i = 0; i < dc->link_count; i++) { enum signal_type signal = dc->links[i]->connector_signal; if ((signal == SIGNAL_TYPE_EDP) || (signal == SIGNAL_TYPE_DISPLAY_PORT)) if (!dc->links[i]->wa_flags.dp_keep_receiver_powered) dp_receiver_power_ctrl(dc->links[i], false); if (signal != SIGNAL_TYPE_EDP) signal = SIGNAL_TYPE_NONE; dc->links[i]->link_enc->funcs->disable_output( dc->links[i]->link_enc, signal); dc->links[i]->link_status.link_active = false; memset(&dc->links[i]->cur_link_settings, 0, sizeof(dc->links[i]->cur_link_settings)); } } static void power_down_controllers(struct dc *dc) { int i; for (i = 0; i < dc->res_pool->timing_generator_count; i++) { dc->res_pool->timing_generators[i]->funcs->disable_crtc( dc->res_pool->timing_generators[i]); } } static void power_down_clock_sources(struct dc *dc) { int i; if (dc->res_pool->dp_clock_source->funcs->cs_power_down( dc->res_pool->dp_clock_source) == false) dm_error("Failed to power down pll! (dp clk src)\n"); for (i = 0; i < dc->res_pool->clk_src_count; i++) { if (dc->res_pool->clock_sources[i]->funcs->cs_power_down( dc->res_pool->clock_sources[i]) == false) dm_error("Failed to power down pll! (clk src index=%d)\n", i); } } static void power_down_all_hw_blocks(struct dc *dc) { power_down_encoders(dc); power_down_controllers(dc); power_down_clock_sources(dc); if (dc->fbc_compressor) dc->fbc_compressor->funcs->disable_fbc(dc->fbc_compressor); } static void disable_vga_and_power_gate_all_controllers( struct dc *dc) { int i; struct timing_generator *tg; struct dc_context *ctx = dc->ctx; for (i = 0; i < dc->res_pool->timing_generator_count; i++) { tg = dc->res_pool->timing_generators[i]; if (tg->funcs->disable_vga) tg->funcs->disable_vga(tg); } for (i = 0; i < dc->res_pool->pipe_count; i++) { /* Enable CLOCK gating for each pipe BEFORE controller * powergating. */ enable_display_pipe_clock_gating(ctx, true); dc->current_state->res_ctx.pipe_ctx[i].pipe_idx = i; dc->hwss.disable_plane(dc, &dc->current_state->res_ctx.pipe_ctx[i]); } } static void get_edp_streams(struct dc_state *context, struct dc_stream_state **edp_streams, int *edp_stream_num) { int i; *edp_stream_num = 0; for (i = 0; i < context->stream_count; i++) { if (context->streams[i]->signal == SIGNAL_TYPE_EDP) { edp_streams[*edp_stream_num] = context->streams[i]; if (++(*edp_stream_num) == MAX_NUM_EDP) return; } } } static void get_edp_links_with_sink( struct dc *dc, struct dc_link **edp_links_with_sink, int *edp_with_sink_num) { int i; /* check if there is an eDP panel not in use */ *edp_with_sink_num = 0; for (i = 0; i < dc->link_count; i++) { if (dc->links[i]->local_sink && dc->links[i]->local_sink->sink_signal == SIGNAL_TYPE_EDP) { edp_links_with_sink[*edp_with_sink_num] = dc->links[i]; if (++(*edp_with_sink_num) == MAX_NUM_EDP) return; } } } /* * When ASIC goes from VBIOS/VGA mode to driver/accelerated mode we need: * 1. Power down all DC HW blocks * 2. Disable VGA engine on all controllers * 3. Enable power gating for controller * 4. Set acc_mode_change bit (VBIOS will clear this bit when going to FSDOS) */ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context) { struct dc_link *edp_links_with_sink[MAX_NUM_EDP]; struct dc_link *edp_links[MAX_NUM_EDP]; struct dc_stream_state *edp_streams[MAX_NUM_EDP]; struct dc_link *edp_link_with_sink = NULL; struct dc_link *edp_link = NULL; struct dc_stream_state *edp_stream = NULL; struct dce_hwseq *hws = dc->hwseq; int edp_with_sink_num; int edp_num; int edp_stream_num; int i; bool can_apply_edp_fast_boot = false; bool can_apply_seamless_boot = false; bool keep_edp_vdd_on = false; DC_LOGGER_INIT(); get_edp_links_with_sink(dc, edp_links_with_sink, &edp_with_sink_num); get_edp_links(dc, edp_links, &edp_num); if (hws->funcs.init_pipes) hws->funcs.init_pipes(dc, context); get_edp_streams(context, edp_streams, &edp_stream_num); // Check fastboot support, disable on DCE8 because of blank screens if (edp_num && dc->ctx->dce_version != DCE_VERSION_8_0 && dc->ctx->dce_version != DCE_VERSION_8_1 && dc->ctx->dce_version != DCE_VERSION_8_3) { for (i = 0; i < edp_num; i++) { edp_link = edp_links[i]; // enable fastboot if backend is enabled on eDP if (edp_link->link_enc->funcs->is_dig_enabled(edp_link->link_enc)) { /* Set optimization flag on eDP stream*/ if (edp_stream_num && edp_link->link_status.link_active) { edp_stream = edp_streams[0]; can_apply_edp_fast_boot = !is_edp_ilr_optimization_required(edp_stream->link, &edp_stream->timing); edp_stream->apply_edp_fast_boot_optimization = can_apply_edp_fast_boot; if (can_apply_edp_fast_boot) DC_LOG_EVENT_LINK_TRAINING("eDP fast boot disabled to optimize link rate\n"); break; } } } // We are trying to enable eDP, don't power down VDD if (edp_stream_num) keep_edp_vdd_on = true; } // Check seamless boot support for (i = 0; i < context->stream_count; i++) { if (context->streams[i]->apply_seamless_boot_optimization) { can_apply_seamless_boot = true; break; } } /* eDP should not have stream in resume from S4 and so even with VBios post * it should get turned off */ if (edp_with_sink_num) edp_link_with_sink = edp_links_with_sink[0]; if (!can_apply_edp_fast_boot && !can_apply_seamless_boot) { if (edp_link_with_sink && !keep_edp_vdd_on) { /*turn off backlight before DP_blank and encoder powered down*/ hws->funcs.edp_backlight_control(edp_link_with_sink, false); } /*resume from S3, no vbios posting, no need to power down again*/ clk_mgr_exit_optimized_pwr_state(dc, dc->clk_mgr); power_down_all_hw_blocks(dc); disable_vga_and_power_gate_all_controllers(dc); if (edp_link_with_sink && !keep_edp_vdd_on) dc->hwss.edp_power_control(edp_link_with_sink, false); clk_mgr_optimize_pwr_state(dc, dc->clk_mgr); } bios_set_scratch_acc_mode_change(dc->ctx->dc_bios, 1); } static uint32_t compute_pstate_blackout_duration( struct bw_fixed blackout_duration, const struct dc_stream_state *stream) { uint32_t total_dest_line_time_ns; uint32_t pstate_blackout_duration_ns; pstate_blackout_duration_ns = 1000 * blackout_duration.value >> 24; total_dest_line_time_ns = 1000000UL * (stream->timing.h_total * 10) / stream->timing.pix_clk_100hz + pstate_blackout_duration_ns; return total_dest_line_time_ns; } static void dce110_set_displaymarks( const struct dc *dc, struct dc_state *context) { uint8_t i, num_pipes; unsigned int underlay_idx = dc->res_pool->underlay_pipe_index; for (i = 0, num_pipes = 0; i < MAX_PIPES; i++) { struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; uint32_t total_dest_line_time_ns; if (pipe_ctx->stream == NULL) continue; total_dest_line_time_ns = compute_pstate_blackout_duration( dc->bw_vbios->blackout_duration, pipe_ctx->stream); pipe_ctx->plane_res.mi->funcs->mem_input_program_display_marks( pipe_ctx->plane_res.mi, context->bw_ctx.bw.dce.nbp_state_change_wm_ns[num_pipes], context->bw_ctx.bw.dce.stutter_exit_wm_ns[num_pipes], context->bw_ctx.bw.dce.stutter_entry_wm_ns[num_pipes], context->bw_ctx.bw.dce.urgent_wm_ns[num_pipes], total_dest_line_time_ns); if (i == underlay_idx) { num_pipes++; pipe_ctx->plane_res.mi->funcs->mem_input_program_chroma_display_marks( pipe_ctx->plane_res.mi, context->bw_ctx.bw.dce.nbp_state_change_wm_ns[num_pipes], context->bw_ctx.bw.dce.stutter_exit_wm_ns[num_pipes], context->bw_ctx.bw.dce.urgent_wm_ns[num_pipes], total_dest_line_time_ns); } num_pipes++; } } void dce110_set_safe_displaymarks( struct resource_context *res_ctx, const struct resource_pool *pool) { int i; int underlay_idx = pool->underlay_pipe_index; struct dce_watermarks max_marks = { MAX_WATERMARK, MAX_WATERMARK, MAX_WATERMARK, MAX_WATERMARK }; struct dce_watermarks nbp_marks = { SAFE_NBP_MARK, SAFE_NBP_MARK, SAFE_NBP_MARK, SAFE_NBP_MARK }; struct dce_watermarks min_marks = { 0, 0, 0, 0}; for (i = 0; i < MAX_PIPES; i++) { if (res_ctx->pipe_ctx[i].stream == NULL || res_ctx->pipe_ctx[i].plane_res.mi == NULL) continue; res_ctx->pipe_ctx[i].plane_res.mi->funcs->mem_input_program_display_marks( res_ctx->pipe_ctx[i].plane_res.mi, nbp_marks, max_marks, min_marks, max_marks, MAX_WATERMARK); if (i == underlay_idx) res_ctx->pipe_ctx[i].plane_res.mi->funcs->mem_input_program_chroma_display_marks( res_ctx->pipe_ctx[i].plane_res.mi, nbp_marks, max_marks, max_marks, MAX_WATERMARK); } } /******************************************************************************* * Public functions ******************************************************************************/ static void 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 should set trigger event to monitor surface update event unsigned int event_triggers = 0x80; // 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; /* TODO: If multiple pipes are to be supported, you need * some GSL stuff. Static screen triggers may be programmed differently * as well. */ for (i = 0; i < num_pipes; i++) { 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) pipe_ctx[i]->stream_res.tg->funcs->set_static_screen_control( pipe_ctx[i]->stream_res.tg, event_triggers, num_frames); } } static void get_position(struct pipe_ctx **pipe_ctx, int num_pipes, struct crtc_position *position) { int i = 0; /* TODO: handle pipes > 1 */ for (i = 0; i < num_pipes; i++) pipe_ctx[i]->stream_res.tg->funcs->get_position(pipe_ctx[i]->stream_res.tg, position); } static void set_static_screen_control(struct pipe_ctx **pipe_ctx, int num_pipes, const struct dc_static_screen_params *params) { unsigned int i; unsigned int triggers = 0; if (params->triggers.overlay_update) triggers |= 0x100; if (params->triggers.surface_update) triggers |= 0x80; if (params->triggers.cursor_update) triggers |= 0x2; if (params->triggers.force_trigger) triggers |= 0x1; if (num_pipes) { struct dc *dc = pipe_ctx[0]->stream->ctx->dc; if (dc->fbc_compressor) triggers |= 0x84; } for (i = 0; i < num_pipes; i++) pipe_ctx[i]->stream_res.tg->funcs-> set_static_screen_control(pipe_ctx[i]->stream_res.tg, triggers, params->num_frames); } /* * Check if FBC can be enabled */ static bool should_enable_fbc(struct dc *dc, struct dc_state *context, uint32_t *pipe_idx) { uint32_t i; struct pipe_ctx *pipe_ctx = NULL; struct resource_context *res_ctx = &context->res_ctx; unsigned int underlay_idx = dc->res_pool->underlay_pipe_index; ASSERT(dc->fbc_compressor); /* FBC memory should be allocated */ if (!dc->ctx->fbc_gpu_addr) return false; /* Only supports single display */ if (context->stream_count != 1) return false; for (i = 0; i < dc->res_pool->pipe_count; i++) { if (res_ctx->pipe_ctx[i].stream) { pipe_ctx = &res_ctx->pipe_ctx[i]; if (!pipe_ctx) continue; /* fbc not applicable on underlay pipe */ if (pipe_ctx->pipe_idx != underlay_idx) { *pipe_idx = i; break; } } } if (i == dc->res_pool->pipe_count) return false; if (!pipe_ctx->stream->link) return false; /* Only supports eDP */ if (pipe_ctx->stream->link->connector_signal != SIGNAL_TYPE_EDP) return false; /* PSR should not be enabled */ if (pipe_ctx->stream->link->psr_settings.psr_feature_enabled) return false; /* Nothing to compress */ if (!pipe_ctx->plane_state) return false; /* Only for non-linear tiling */ if (pipe_ctx->plane_state->tiling_info.gfx8.array_mode == DC_ARRAY_LINEAR_GENERAL) return false; return true; } /* * Enable FBC */ static void enable_fbc( struct dc *dc, struct dc_state *context) { uint32_t pipe_idx = 0; if (should_enable_fbc(dc, context, &pipe_idx)) { /* Program GRPH COMPRESSED ADDRESS and PITCH */ struct compr_addr_and_pitch_params params = {0, 0, 0}; struct compressor *compr = dc->fbc_compressor; struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[pipe_idx]; params.source_view_width = pipe_ctx->stream->timing.h_addressable; params.source_view_height = pipe_ctx->stream->timing.v_addressable; params.inst = pipe_ctx->stream_res.tg->inst; compr->compr_surface_address.quad_part = dc->ctx->fbc_gpu_addr; compr->funcs->surface_address_and_pitch(compr, ¶ms); compr->funcs->set_fbc_invalidation_triggers(compr, 1); compr->funcs->enable_fbc(compr, ¶ms); } } static void dce110_reset_hw_ctx_wrap( struct dc *dc, struct dc_state *context) { int i; /* Reset old context */ /* look up the targets that have been removed since last commit */ for (i = 0; i < MAX_PIPES; i++) { struct pipe_ctx *pipe_ctx_old = &dc->current_state->res_ctx.pipe_ctx[i]; struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; /* Note: We need to disable output if clock sources change, * since bios does optimization and doesn't apply if changing * PHY when not already disabled. */ /* Skip underlay pipe since it will be handled in commit surface*/ if (!pipe_ctx_old->stream || pipe_ctx_old->top_pipe) continue; if (!pipe_ctx->stream || pipe_need_reprogram(pipe_ctx_old, pipe_ctx)) { struct clock_source *old_clk = pipe_ctx_old->clock_source; /* Disable if new stream is null. O/w, if stream is * disabled already, no need to disable again. */ if (!pipe_ctx->stream || !pipe_ctx->stream->dpms_off) { core_link_disable_stream(pipe_ctx_old); /* free acquired resources*/ if (pipe_ctx_old->stream_res.audio) { /*disable az_endpoint*/ pipe_ctx_old->stream_res.audio->funcs-> az_disable(pipe_ctx_old->stream_res.audio); /*free audio*/ if (dc->caps.dynamic_audio == true) { /*we have to dynamic arbitrate the audio endpoints*/ /*we free the resource, need reset is_audio_acquired*/ update_audio_usage(&dc->current_state->res_ctx, dc->res_pool, pipe_ctx_old->stream_res.audio, false); pipe_ctx_old->stream_res.audio = NULL; } } } pipe_ctx_old->stream_res.tg->funcs->set_blank(pipe_ctx_old->stream_res.tg, true); if (!hwss_wait_for_blank_complete(pipe_ctx_old->stream_res.tg)) { dm_error("DC: failed to blank crtc!\n"); BREAK_TO_DEBUGGER(); } pipe_ctx_old->stream_res.tg->funcs->disable_crtc(pipe_ctx_old->stream_res.tg); pipe_ctx_old->plane_res.mi->funcs->free_mem_input( pipe_ctx_old->plane_res.mi, dc->current_state->stream_count); if (old_clk && 0 == resource_get_clock_source_reference(&context->res_ctx, dc->res_pool, old_clk)) old_clk->funcs->cs_power_down(old_clk); dc->hwss.disable_plane(dc, pipe_ctx_old); pipe_ctx_old->stream = NULL; } } } static void dce110_setup_audio_dto( struct dc *dc, struct dc_state *context) { int i; /* program audio wall clock. use HDMI as clock source if HDMI * audio active. Otherwise, use DP as clock source * first, loop to find any HDMI audio, if not, loop find DP audio */ /* Setup audio rate clock source */ /* Issue: * Audio lag happened on DP monitor when unplug a HDMI monitor * * Cause: * In case of DP and HDMI connected or HDMI only, DCCG_AUDIO_DTO_SEL * is set to either dto0 or dto1, audio should work fine. * In case of DP connected only, DCCG_AUDIO_DTO_SEL should be dto1, * set to dto0 will cause audio lag. * * Solution: * Not optimized audio wall dto setup. When mode set, iterate pipe_ctx, * find first available pipe with audio, setup audio wall DTO per topology * instead of per pipe. */ for (i = 0; i < dc->res_pool->pipe_count; i++) { struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; if (pipe_ctx->stream == NULL) continue; if (pipe_ctx->top_pipe) continue; if (pipe_ctx->stream->signal != SIGNAL_TYPE_HDMI_TYPE_A) continue; if (pipe_ctx->stream_res.audio != NULL && pipe_ctx->stream_res.audio->enabled == false) { struct audio_output audio_output; build_audio_output(context, pipe_ctx, &audio_output); #if defined(CONFIG_DRM_AMD_DC_DCN) /* For DCN3.1, audio to HPO FRL encoder is using audio DTBCLK DTO */ if (dc->res_pool->dccg && dc->res_pool->dccg->funcs->set_audio_dtbclk_dto) { /* disable audio DTBCLK DTO */ dc->res_pool->dccg->funcs->set_audio_dtbclk_dto( dc->res_pool->dccg, 0); pipe_ctx->stream_res.audio->funcs->wall_dto_setup( pipe_ctx->stream_res.audio, pipe_ctx->stream->signal, &audio_output.crtc_info, &audio_output.pll_info); } else pipe_ctx->stream_res.audio->funcs->wall_dto_setup( pipe_ctx->stream_res.audio, pipe_ctx->stream->signal, &audio_output.crtc_info, &audio_output.pll_info); #else pipe_ctx->stream_res.audio->funcs->wall_dto_setup( pipe_ctx->stream_res.audio, pipe_ctx->stream->signal, &audio_output.crtc_info, &audio_output.pll_info); #endif break; } } /* no HDMI audio is found, try DP audio */ if (i == dc->res_pool->pipe_count) { for (i = 0; i < dc->res_pool->pipe_count; i++) { struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; if (pipe_ctx->stream == NULL) continue; if (pipe_ctx->top_pipe) continue; if (!dc_is_dp_signal(pipe_ctx->stream->signal)) continue; if (pipe_ctx->stream_res.audio != NULL && pipe_ctx->stream_res.audio->enabled == false) { struct audio_output audio_output; build_audio_output(context, pipe_ctx, &audio_output); pipe_ctx->stream_res.audio->funcs->wall_dto_setup( pipe_ctx->stream_res.audio, pipe_ctx->stream->signal, &audio_output.crtc_info, &audio_output.pll_info); break; } } } } enum dc_status dce110_apply_ctx_to_hw( struct dc *dc, struct dc_state *context) { struct dce_hwseq *hws = dc->hwseq; struct dc_bios *dcb = dc->ctx->dc_bios; enum dc_status status; int i; /* Reset old context */ /* look up the targets that have been removed since last commit */ hws->funcs.reset_hw_ctx_wrap(dc, context); /* Skip applying if no targets */ if (context->stream_count <= 0) return DC_OK; /* Apply new context */ dcb->funcs->set_scratch_critical_state(dcb, true); /* below is for real asic only */ for (i = 0; i < dc->res_pool->pipe_count; i++) { struct pipe_ctx *pipe_ctx_old = &dc->current_state->res_ctx.pipe_ctx[i]; struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; if (pipe_ctx->stream == NULL || pipe_ctx->top_pipe) continue; if (pipe_ctx->stream == pipe_ctx_old->stream) { if (pipe_ctx_old->clock_source != pipe_ctx->clock_source) dce_crtc_switch_to_clk_src(dc->hwseq, pipe_ctx->clock_source, i); continue; } hws->funcs.enable_display_power_gating( dc, i, dc->ctx->dc_bios, PIPE_GATING_CONTROL_DISABLE); } if (dc->fbc_compressor) dc->fbc_compressor->funcs->disable_fbc(dc->fbc_compressor); dce110_setup_audio_dto(dc, context); for (i = 0; i < dc->res_pool->pipe_count; i++) { struct pipe_ctx *pipe_ctx_old = &dc->current_state->res_ctx.pipe_ctx[i]; struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; if (pipe_ctx->stream == NULL) continue; if (pipe_ctx->stream == pipe_ctx_old->stream && pipe_ctx->stream->link->link_state_valid) { continue; } if (pipe_ctx_old->stream && !pipe_need_reprogram(pipe_ctx_old, pipe_ctx)) continue; if (pipe_ctx->top_pipe || pipe_ctx->prev_odm_pipe) continue; status = apply_single_controller_ctx_to_hw( pipe_ctx, context, dc); if (DC_OK != status) return status; } if (dc->fbc_compressor) enable_fbc(dc, dc->current_state); dcb->funcs->set_scratch_critical_state(dcb, false); return DC_OK; } /******************************************************************************* * Front End programming ******************************************************************************/ static void set_default_colors(struct pipe_ctx *pipe_ctx) { struct default_adjustment default_adjust = { 0 }; default_adjust.force_hw_default = false; default_adjust.in_color_space = pipe_ctx->plane_state->color_space; default_adjust.out_color_space = pipe_ctx->stream->output_color_space; default_adjust.csc_adjust_type = GRAPHICS_CSC_ADJUST_TYPE_SW; default_adjust.surface_pixel_format = pipe_ctx->plane_res.scl_data.format; /* display color depth */ default_adjust.color_depth = pipe_ctx->stream->timing.display_color_depth; /* Lb color depth */ default_adjust.lb_color_depth = pipe_ctx->plane_res.scl_data.lb_params.depth; pipe_ctx->plane_res.xfm->funcs->opp_set_csc_default( pipe_ctx->plane_res.xfm, &default_adjust); } /******************************************************************************* * In order to turn on/off specific surface we will program * Blender + CRTC * * In case that we have two surfaces and they have a different visibility * we can't turn off the CRTC since it will turn off the entire display * * |----------------------------------------------- | * |bottom pipe|curr pipe | | | * |Surface |Surface | Blender | CRCT | * |visibility |visibility | Configuration| | * |------------------------------------------------| * | off | off | CURRENT_PIPE | blank | * | off | on | CURRENT_PIPE | unblank | * | on | off | OTHER_PIPE | unblank | * | on | on | BLENDING | unblank | * -------------------------------------------------| * ******************************************************************************/ static void program_surface_visibility(const struct dc *dc, struct pipe_ctx *pipe_ctx) { enum blnd_mode blender_mode = BLND_MODE_CURRENT_PIPE; bool blank_target = false; if (pipe_ctx->bottom_pipe) { /* For now we are supporting only two pipes */ ASSERT(pipe_ctx->bottom_pipe->bottom_pipe == NULL); if (pipe_ctx->bottom_pipe->plane_state->visible) { if (pipe_ctx->plane_state->visible) blender_mode = BLND_MODE_BLENDING; else blender_mode = BLND_MODE_OTHER_PIPE; } else if (!pipe_ctx->plane_state->visible) blank_target = true; } else if (!pipe_ctx->plane_state->visible) blank_target = true; dce_set_blender_mode(dc->hwseq, pipe_ctx->stream_res.tg->inst, blender_mode); pipe_ctx->stream_res.tg->funcs->set_blank(pipe_ctx->stream_res.tg, blank_target); } static void program_gamut_remap(struct pipe_ctx *pipe_ctx) { int i = 0; struct xfm_grph_csc_adjustment adjust; memset(&adjust, 0, sizeof(adjust)); adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS; if (pipe_ctx->stream->gamut_remap_matrix.enable_remap == true) { adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_SW; for (i = 0; i < CSC_TEMPERATURE_MATRIX_SIZE; i++) adjust.temperature_matrix[i] = pipe_ctx->stream->gamut_remap_matrix.matrix[i]; } pipe_ctx->plane_res.xfm->funcs->transform_set_gamut_remap(pipe_ctx->plane_res.xfm, &adjust); } static void update_plane_addr(const struct dc *dc, struct pipe_ctx *pipe_ctx) { struct dc_plane_state *plane_state = pipe_ctx->plane_state; if (plane_state == NULL) return; pipe_ctx->plane_res.mi->funcs->mem_input_program_surface_flip_and_addr( pipe_ctx->plane_res.mi, &plane_state->address, plane_state->flip_immediate); plane_state->status.requested_address = plane_state->address; } static void dce110_update_pending_status(struct pipe_ctx *pipe_ctx) { struct dc_plane_state *plane_state = pipe_ctx->plane_state; if (plane_state == NULL) return; plane_state->status.is_flip_pending = pipe_ctx->plane_res.mi->funcs->mem_input_is_flip_pending( pipe_ctx->plane_res.mi); if (plane_state->status.is_flip_pending && !plane_state->visible) pipe_ctx->plane_res.mi->current_address = pipe_ctx->plane_res.mi->request_address; plane_state->status.current_address = pipe_ctx->plane_res.mi->current_address; if (pipe_ctx->plane_res.mi->current_address.type == PLN_ADDR_TYPE_GRPH_STEREO && pipe_ctx->stream_res.tg->funcs->is_stereo_left_eye) { plane_state->status.is_right_eye =\ !pipe_ctx->stream_res.tg->funcs->is_stereo_left_eye(pipe_ctx->stream_res.tg); } } void dce110_power_down(struct dc *dc) { power_down_all_hw_blocks(dc); disable_vga_and_power_gate_all_controllers(dc); } static bool wait_for_reset_trigger_to_occur( struct dc_context *dc_ctx, struct timing_generator *tg) { bool rc = false; /* To avoid endless loop we wait at most * frames_to_wait_on_triggered_reset frames for the reset to occur. */ const uint32_t frames_to_wait_on_triggered_reset = 10; uint32_t i; for (i = 0; i < frames_to_wait_on_triggered_reset; i++) { if (!tg->funcs->is_counter_moving(tg)) { DC_ERROR("TG counter is not moving!\n"); break; } if (tg->funcs->did_triggered_reset_occur(tg)) { rc = true; /* usually occurs at i=1 */ DC_SYNC_INFO("GSL: reset occurred at wait count: %d\n", i); break; } /* Wait for one frame. */ tg->funcs->wait_for_state(tg, CRTC_STATE_VACTIVE); tg->funcs->wait_for_state(tg, CRTC_STATE_VBLANK); } if (false == rc) DC_ERROR("GSL: Timeout on reset trigger!\n"); return rc; } /* Enable timing synchronization for a group of Timing Generators. */ static void dce110_enable_timing_synchronization( struct dc *dc, int group_index, int group_size, struct pipe_ctx *grouped_pipes[]) { struct dc_context *dc_ctx = dc->ctx; struct dcp_gsl_params gsl_params = { 0 }; int i; DC_SYNC_INFO("GSL: Setting-up...\n"); /* Designate a single TG in the group as a master. * Since HW doesn't care which one, we always assign * the 1st one in the group. */ gsl_params.gsl_group = 0; gsl_params.gsl_master = grouped_pipes[0]->stream_res.tg->inst; for (i = 0; i < group_size; i++) grouped_pipes[i]->stream_res.tg->funcs->setup_global_swap_lock( grouped_pipes[i]->stream_res.tg, &gsl_params); /* Reset slave controllers on master VSync */ DC_SYNC_INFO("GSL: enabling trigger-reset\n"); for (i = 1 /* skip the master */; i < group_size; i++) grouped_pipes[i]->stream_res.tg->funcs->enable_reset_trigger( grouped_pipes[i]->stream_res.tg, gsl_params.gsl_group); for (i = 1 /* skip the master */; i < group_size; i++) { DC_SYNC_INFO("GSL: waiting for reset to occur.\n"); wait_for_reset_trigger_to_occur(dc_ctx, grouped_pipes[i]->stream_res.tg); grouped_pipes[i]->stream_res.tg->funcs->disable_reset_trigger( grouped_pipes[i]->stream_res.tg); } /* GSL Vblank synchronization is a one time sync mechanism, assumption * is that the sync'ed displays will not drift out of sync over time*/ DC_SYNC_INFO("GSL: Restoring register states.\n"); for (i = 0; i < group_size; i++) grouped_pipes[i]->stream_res.tg->funcs->tear_down_global_swap_lock(grouped_pipes[i]->stream_res.tg); DC_SYNC_INFO("GSL: Set-up complete.\n"); } static void dce110_enable_per_frame_crtc_position_reset( struct dc *dc, int group_size, struct pipe_ctx *grouped_pipes[]) { struct dc_context *dc_ctx = dc->ctx; struct dcp_gsl_params gsl_params = { 0 }; int i; gsl_params.gsl_group = 0; gsl_params.gsl_master = 0; for (i = 0; i < group_size; i++) grouped_pipes[i]->stream_res.tg->funcs->setup_global_swap_lock( grouped_pipes[i]->stream_res.tg, &gsl_params); DC_SYNC_INFO("GSL: enabling trigger-reset\n"); for (i = 1; i < group_size; i++) grouped_pipes[i]->stream_res.tg->funcs->enable_crtc_reset( grouped_pipes[i]->stream_res.tg, gsl_params.gsl_master, &grouped_pipes[i]->stream->triggered_crtc_reset); DC_SYNC_INFO("GSL: waiting for reset to occur.\n"); for (i = 1; i < group_size; i++) wait_for_reset_trigger_to_occur(dc_ctx, grouped_pipes[i]->stream_res.tg); for (i = 0; i < group_size; i++) grouped_pipes[i]->stream_res.tg->funcs->tear_down_global_swap_lock(grouped_pipes[i]->stream_res.tg); } static void init_pipes(struct dc *dc, struct dc_state *context) { // Do nothing } static void init_hw(struct dc *dc) { int i; struct dc_bios *bp; struct transform *xfm; struct abm *abm; struct dmcu *dmcu; struct dce_hwseq *hws = dc->hwseq; uint32_t backlight = MAX_BACKLIGHT_LEVEL; bp = dc->ctx->dc_bios; for (i = 0; i < dc->res_pool->pipe_count; i++) { xfm = dc->res_pool->transforms[i]; xfm->funcs->transform_reset(xfm); hws->funcs.enable_display_power_gating( dc, i, bp, PIPE_GATING_CONTROL_INIT); hws->funcs.enable_display_power_gating( dc, i, bp, PIPE_GATING_CONTROL_DISABLE); hws->funcs.enable_display_pipe_clock_gating( dc->ctx, true); } dce_clock_gating_power_up(dc->hwseq, false); /***************************************/ for (i = 0; i < dc->link_count; i++) { /****************************************/ /* Power up AND update implementation according to the * required signal (which may be different from the * default signal on connector). */ struct dc_link *link = dc->links[i]; link->link_enc->funcs->hw_init(link->link_enc); } for (i = 0; i < dc->res_pool->pipe_count; i++) { struct timing_generator *tg = dc->res_pool->timing_generators[i]; tg->funcs->disable_vga(tg); /* Blank controller using driver code instead of * command table. */ tg->funcs->set_blank(tg, true); hwss_wait_for_blank_complete(tg); } for (i = 0; i < dc->res_pool->audio_count; i++) { struct audio *audio = dc->res_pool->audios[i]; audio->funcs->hw_init(audio); } for (i = 0; i < dc->link_count; i++) { struct dc_link *link = dc->links[i]; if (link->panel_cntl) backlight = link->panel_cntl->funcs->hw_init(link->panel_cntl); } abm = dc->res_pool->abm; if (abm != NULL) abm->funcs->abm_init(abm, backlight); dmcu = dc->res_pool->dmcu; if (dmcu != NULL && abm != NULL) abm->dmcu_is_running = dmcu->funcs->is_dmcu_initialized(dmcu); if (dc->fbc_compressor) dc->fbc_compressor->funcs->power_up_fbc(dc->fbc_compressor); } void dce110_prepare_bandwidth( struct dc *dc, struct dc_state *context) { struct clk_mgr *dccg = dc->clk_mgr; dce110_set_safe_displaymarks(&context->res_ctx, dc->res_pool); dccg->funcs->update_clocks( dccg, context, false); } void dce110_optimize_bandwidth( struct dc *dc, struct dc_state *context) { struct clk_mgr *dccg = dc->clk_mgr; dce110_set_displaymarks(dc, context); dccg->funcs->update_clocks( dccg, context, true); } static void dce110_program_front_end_for_pipe( struct dc *dc, struct pipe_ctx *pipe_ctx) { struct mem_input *mi = pipe_ctx->plane_res.mi; struct dc_plane_state *plane_state = pipe_ctx->plane_state; struct xfm_grph_csc_adjustment adjust; struct out_csc_color_matrix tbl_entry; unsigned int i; struct dce_hwseq *hws = dc->hwseq; DC_LOGGER_INIT(); memset(&tbl_entry, 0, sizeof(tbl_entry)); memset(&adjust, 0, sizeof(adjust)); adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS; dce_enable_fe_clock(dc->hwseq, mi->inst, true); set_default_colors(pipe_ctx); if (pipe_ctx->stream->csc_color_matrix.enable_adjustment == true) { tbl_entry.color_space = pipe_ctx->stream->output_color_space; for (i = 0; i < 12; i++) tbl_entry.regval[i] = pipe_ctx->stream->csc_color_matrix.matrix[i]; pipe_ctx->plane_res.xfm->funcs->opp_set_csc_adjustment (pipe_ctx->plane_res.xfm, &tbl_entry); } if (pipe_ctx->stream->gamut_remap_matrix.enable_remap == true) { adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_SW; for (i = 0; i < CSC_TEMPERATURE_MATRIX_SIZE; i++) adjust.temperature_matrix[i] = pipe_ctx->stream->gamut_remap_matrix.matrix[i]; } pipe_ctx->plane_res.xfm->funcs->transform_set_gamut_remap(pipe_ctx->plane_res.xfm, &adjust); pipe_ctx->plane_res.scl_data.lb_params.alpha_en = pipe_ctx->bottom_pipe != 0; program_scaler(dc, pipe_ctx); mi->funcs->mem_input_program_surface_config( mi, plane_state->format, &plane_state->tiling_info, &plane_state->plane_size, plane_state->rotation, NULL, false); if (mi->funcs->set_blank) mi->funcs->set_blank(mi, pipe_ctx->plane_state->visible); if (dc->config.gpu_vm_support) mi->funcs->mem_input_program_pte_vm( pipe_ctx->plane_res.mi, plane_state->format, &plane_state->tiling_info, plane_state->rotation); /* Moved programming gamma from dc to hwss */ if (pipe_ctx->plane_state->update_flags.bits.full_update || pipe_ctx->plane_state->update_flags.bits.in_transfer_func_change || pipe_ctx->plane_state->update_flags.bits.gamma_change) hws->funcs.set_input_transfer_func(dc, pipe_ctx, pipe_ctx->plane_state); if (pipe_ctx->plane_state->update_flags.bits.full_update) hws->funcs.set_output_transfer_func(dc, pipe_ctx, pipe_ctx->stream); DC_LOG_SURFACE( "Pipe:%d %p: addr hi:0x%x, " "addr low:0x%x, " "src: %d, %d, %d," " %d; dst: %d, %d, %d, %d;" "clip: %d, %d, %d, %d\n", pipe_ctx->pipe_idx, (void *) pipe_ctx->plane_state, pipe_ctx->plane_state->address.grph.addr.high_part, pipe_ctx->plane_state->address.grph.addr.low_part, pipe_ctx->plane_state->src_rect.x, pipe_ctx->plane_state->src_rect.y, pipe_ctx->plane_state->src_rect.width, pipe_ctx->plane_state->src_rect.height, pipe_ctx->plane_state->dst_rect.x, pipe_ctx->plane_state->dst_rect.y, pipe_ctx->plane_state->dst_rect.width, pipe_ctx->plane_state->dst_rect.height, pipe_ctx->plane_state->clip_rect.x, pipe_ctx->plane_state->clip_rect.y, pipe_ctx->plane_state->clip_rect.width, pipe_ctx->plane_state->clip_rect.height); DC_LOG_SURFACE( "Pipe %d: width, height, x, y\n" "viewport:%d, %d, %d, %d\n" "recout: %d, %d, %d, %d\n", pipe_ctx->pipe_idx, pipe_ctx->plane_res.scl_data.viewport.width, pipe_ctx->plane_res.scl_data.viewport.height, pipe_ctx->plane_res.scl_data.viewport.x, pipe_ctx->plane_res.scl_data.viewport.y, pipe_ctx->plane_res.scl_data.recout.width, pipe_ctx->plane_res.scl_data.recout.height, pipe_ctx->plane_res.scl_data.recout.x, pipe_ctx->plane_res.scl_data.recout.y); } static void dce110_apply_ctx_for_surface( struct dc *dc, const struct dc_stream_state *stream, int num_planes, struct dc_state *context) { int i; if (num_planes == 0) return; if (dc->fbc_compressor) dc->fbc_compressor->funcs->disable_fbc(dc->fbc_compressor); for (i = 0; i < dc->res_pool->pipe_count; i++) { struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; if (pipe_ctx->stream != stream) continue; /* Need to allocate mem before program front end for Fiji */ pipe_ctx->plane_res.mi->funcs->allocate_mem_input( pipe_ctx->plane_res.mi, pipe_ctx->stream->timing.h_total, pipe_ctx->stream->timing.v_total, pipe_ctx->stream->timing.pix_clk_100hz / 10, context->stream_count); dce110_program_front_end_for_pipe(dc, pipe_ctx); dc->hwss.update_plane_addr(dc, pipe_ctx); program_surface_visibility(dc, pipe_ctx); } if (dc->fbc_compressor) enable_fbc(dc, context); } static void dce110_post_unlock_program_front_end( struct dc *dc, struct dc_state *context) { } static void dce110_power_down_fe(struct dc *dc, struct pipe_ctx *pipe_ctx) { struct dce_hwseq *hws = dc->hwseq; int fe_idx = pipe_ctx->plane_res.mi ? pipe_ctx->plane_res.mi->inst : pipe_ctx->pipe_idx; /* Do not power down fe when stream is active on dce*/ if (dc->current_state->res_ctx.pipe_ctx[fe_idx].stream) return; hws->funcs.enable_display_power_gating( dc, fe_idx, dc->ctx->dc_bios, PIPE_GATING_CONTROL_ENABLE); dc->res_pool->transforms[fe_idx]->funcs->transform_reset( dc->res_pool->transforms[fe_idx]); } static void dce110_wait_for_mpcc_disconnect( struct dc *dc, struct resource_pool *res_pool, struct pipe_ctx *pipe_ctx) { /* do nothing*/ } static void program_output_csc(struct dc *dc, struct pipe_ctx *pipe_ctx, enum dc_color_space colorspace, uint16_t *matrix, int opp_id) { int i; struct out_csc_color_matrix tbl_entry; if (pipe_ctx->stream->csc_color_matrix.enable_adjustment == true) { enum dc_color_space color_space = pipe_ctx->stream->output_color_space; for (i = 0; i < 12; i++) tbl_entry.regval[i] = pipe_ctx->stream->csc_color_matrix.matrix[i]; tbl_entry.color_space = color_space; pipe_ctx->plane_res.xfm->funcs->opp_set_csc_adjustment( pipe_ctx->plane_res.xfm, &tbl_entry); } } static void dce110_set_cursor_position(struct pipe_ctx *pipe_ctx) { struct dc_cursor_position pos_cpy = pipe_ctx->stream->cursor_position; struct input_pixel_processor *ipp = pipe_ctx->plane_res.ipp; struct mem_input *mi = pipe_ctx->plane_res.mi; struct dc_cursor_mi_param param = { .pixel_clk_khz = pipe_ctx->stream->timing.pix_clk_100hz / 10, .ref_clk_khz = pipe_ctx->stream->ctx->dc->res_pool->ref_clocks.xtalin_clock_inKhz, .viewport = pipe_ctx->plane_res.scl_data.viewport, .h_scale_ratio = pipe_ctx->plane_res.scl_data.ratios.horz, .v_scale_ratio = pipe_ctx->plane_res.scl_data.ratios.vert, .rotation = pipe_ctx->plane_state->rotation, .mirror = pipe_ctx->plane_state->horizontal_mirror }; /** * If the cursor's source viewport is clipped then we need to * translate the cursor to appear in the correct position on * the screen. * * This translation isn't affected by scaling so it needs to be * done *after* we adjust the position for the scale factor. * * This is only done by opt-in for now since there are still * some usecases like tiled display that might enable the * cursor on both streams while expecting dc to clip it. */ if (pos_cpy.translate_by_source) { pos_cpy.x += pipe_ctx->plane_state->src_rect.x; pos_cpy.y += pipe_ctx->plane_state->src_rect.y; } if (pipe_ctx->plane_state->address.type == PLN_ADDR_TYPE_VIDEO_PROGRESSIVE) pos_cpy.enable = false; if (pipe_ctx->top_pipe && pipe_ctx->plane_state != pipe_ctx->top_pipe->plane_state) pos_cpy.enable = false; if (ipp->funcs->ipp_cursor_set_position) ipp->funcs->ipp_cursor_set_position(ipp, &pos_cpy, ¶m); if (mi->funcs->set_cursor_position) mi->funcs->set_cursor_position(mi, &pos_cpy, ¶m); } static void dce110_set_cursor_attribute(struct pipe_ctx *pipe_ctx) { struct dc_cursor_attributes *attributes = &pipe_ctx->stream->cursor_attributes; if (pipe_ctx->plane_res.ipp && pipe_ctx->plane_res.ipp->funcs->ipp_cursor_set_attributes) pipe_ctx->plane_res.ipp->funcs->ipp_cursor_set_attributes( pipe_ctx->plane_res.ipp, attributes); if (pipe_ctx->plane_res.mi && pipe_ctx->plane_res.mi->funcs->set_cursor_attributes) pipe_ctx->plane_res.mi->funcs->set_cursor_attributes( pipe_ctx->plane_res.mi, attributes); if (pipe_ctx->plane_res.xfm && pipe_ctx->plane_res.xfm->funcs->set_cursor_attributes) pipe_ctx->plane_res.xfm->funcs->set_cursor_attributes( pipe_ctx->plane_res.xfm, attributes); } bool dce110_set_backlight_level(struct pipe_ctx *pipe_ctx, uint32_t backlight_pwm_u16_16, uint32_t frame_ramp) { struct dc_link *link = pipe_ctx->stream->link; struct dc *dc = link->ctx->dc; struct abm *abm = pipe_ctx->stream_res.abm; struct panel_cntl *panel_cntl = link->panel_cntl; struct dmcu *dmcu = dc->res_pool->dmcu; bool fw_set_brightness = true; /* DMCU -1 for all controller id values, * therefore +1 here */ uint32_t controller_id = pipe_ctx->stream_res.tg->inst + 1; if (abm == NULL || panel_cntl == NULL || (abm->funcs->set_backlight_level_pwm == NULL)) return false; if (dmcu) fw_set_brightness = dmcu->funcs->is_dmcu_initialized(dmcu); if (!fw_set_brightness && panel_cntl->funcs->driver_set_backlight) panel_cntl->funcs->driver_set_backlight(panel_cntl, backlight_pwm_u16_16); else abm->funcs->set_backlight_level_pwm( abm, backlight_pwm_u16_16, frame_ramp, controller_id, link->panel_cntl->inst); return true; } void dce110_set_abm_immediate_disable(struct pipe_ctx *pipe_ctx) { struct abm *abm = pipe_ctx->stream_res.abm; struct panel_cntl *panel_cntl = pipe_ctx->stream->link->panel_cntl; if (abm) abm->funcs->set_abm_immediate_disable(abm, pipe_ctx->stream->link->panel_cntl->inst); if (panel_cntl) panel_cntl->funcs->store_backlight_level(panel_cntl); } void dce110_set_pipe(struct pipe_ctx *pipe_ctx) { struct abm *abm = pipe_ctx->stream_res.abm; struct panel_cntl *panel_cntl = pipe_ctx->stream->link->panel_cntl; uint32_t otg_inst = pipe_ctx->stream_res.tg->inst + 1; if (abm && panel_cntl) abm->funcs->set_pipe(abm, otg_inst, panel_cntl->inst); } static const struct hw_sequencer_funcs dce110_funcs = { .program_gamut_remap = program_gamut_remap, .program_output_csc = program_output_csc, .init_hw = init_hw, .apply_ctx_to_hw = dce110_apply_ctx_to_hw, .apply_ctx_for_surface = dce110_apply_ctx_for_surface, .post_unlock_program_front_end = dce110_post_unlock_program_front_end, .update_plane_addr = update_plane_addr, .update_pending_status = dce110_update_pending_status, .enable_accelerated_mode = dce110_enable_accelerated_mode, .enable_timing_synchronization = dce110_enable_timing_synchronization, .enable_per_frame_crtc_position_reset = dce110_enable_per_frame_crtc_position_reset, .update_info_frame = dce110_update_info_frame, .enable_stream = dce110_enable_stream, .disable_stream = dce110_disable_stream, .unblank_stream = dce110_unblank_stream, .blank_stream = dce110_blank_stream, .enable_audio_stream = dce110_enable_audio_stream, .disable_audio_stream = dce110_disable_audio_stream, .disable_plane = dce110_power_down_fe, .pipe_control_lock = dce_pipe_control_lock, .interdependent_update_lock = NULL, .cursor_lock = dce_pipe_control_lock, .prepare_bandwidth = dce110_prepare_bandwidth, .optimize_bandwidth = dce110_optimize_bandwidth, .set_drr = set_drr, .get_position = get_position, .set_static_screen_control = set_static_screen_control, .setup_stereo = NULL, .set_avmute = dce110_set_avmute, .wait_for_mpcc_disconnect = dce110_wait_for_mpcc_disconnect, .edp_backlight_control = dce110_edp_backlight_control, .edp_power_control = dce110_edp_power_control, .edp_wait_for_hpd_ready = dce110_edp_wait_for_hpd_ready, .set_cursor_position = dce110_set_cursor_position, .set_cursor_attribute = dce110_set_cursor_attribute, .set_backlight_level = dce110_set_backlight_level, .set_abm_immediate_disable = dce110_set_abm_immediate_disable, .set_pipe = dce110_set_pipe, }; static const struct hwseq_private_funcs dce110_private_funcs = { .init_pipes = init_pipes, .update_plane_addr = update_plane_addr, .set_input_transfer_func = dce110_set_input_transfer_func, .set_output_transfer_func = dce110_set_output_transfer_func, .power_down = dce110_power_down, .enable_display_pipe_clock_gating = enable_display_pipe_clock_gating, .enable_display_power_gating = dce110_enable_display_power_gating, .reset_hw_ctx_wrap = dce110_reset_hw_ctx_wrap, .enable_stream_timing = dce110_enable_stream_timing, .disable_stream_gating = NULL, .enable_stream_gating = NULL, .edp_backlight_control = dce110_edp_backlight_control, }; void dce110_hw_sequencer_construct(struct dc *dc) { dc->hwss = dce110_funcs; dc->hwseq->funcs = dce110_private_funcs; }