diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link')
22 files changed, 1179 insertions, 303 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/Makefile b/drivers/gpu/drm/amd/display/dc/link/Makefile index a52b56e2859e..6af8a97d4a77 100644 --- a/drivers/gpu/drm/amd/display/dc/link/Makefile +++ b/drivers/gpu/drm/amd/display/dc/link/Makefile @@ -42,7 +42,8 @@ AMD_DISPLAY_FILES += $(AMD_DAL_LINK_ACCESSORIES) ############################################################################### # hwss ############################################################################### -LINK_HWSS = link_hwss_dio.o link_hwss_dpia.o link_hwss_hpo_dp.o +LINK_HWSS = link_hwss_dio.o link_hwss_dpia.o link_hwss_hpo_dp.o \ +link_hwss_dio_fixed_vs_pe_retimer.o link_hwss_hpo_fixed_vs_pe_retimer_dp.o AMD_DAL_LINK_HWSS = $(addprefix $(AMDDALPATH)/dc/link/hwss/, \ $(LINK_HWSS)) diff --git a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c index db9f1baa27e5..fe4282771cd0 100644 --- a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c +++ b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_cts.c @@ -428,15 +428,24 @@ static void set_crtc_test_pattern(struct dc_link *link, stream->timing.display_color_depth; struct bit_depth_reduction_params params; struct output_pixel_processor *opp = pipe_ctx->stream_res.opp; - int width = pipe_ctx->stream->timing.h_addressable + + struct pipe_ctx *odm_pipe; + int odm_cnt = 1; + int h_active = pipe_ctx->stream->timing.h_addressable + pipe_ctx->stream->timing.h_border_left + pipe_ctx->stream->timing.h_border_right; - int height = pipe_ctx->stream->timing.v_addressable + + int v_active = pipe_ctx->stream->timing.v_addressable + pipe_ctx->stream->timing.v_border_bottom + pipe_ctx->stream->timing.v_border_top; + int odm_slice_width, last_odm_slice_width, offset = 0; memset(¶ms, 0, sizeof(params)); + for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) + odm_cnt++; + + odm_slice_width = h_active / odm_cnt; + last_odm_slice_width = h_active - odm_slice_width * (odm_cnt - 1); + switch (test_pattern) { case DP_TEST_PATTERN_COLOR_SQUARES: controller_test_pattern = @@ -473,16 +482,13 @@ static void set_crtc_test_pattern(struct dc_link *link, { /* disable bit depth reduction */ pipe_ctx->stream->bit_depth_params = params; - opp->funcs->opp_program_bit_depth_reduction(opp, ¶ms); - if (pipe_ctx->stream_res.tg->funcs->set_test_pattern) + if (pipe_ctx->stream_res.tg->funcs->set_test_pattern) { + opp->funcs->opp_program_bit_depth_reduction(opp, ¶ms); pipe_ctx->stream_res.tg->funcs->set_test_pattern(pipe_ctx->stream_res.tg, controller_test_pattern, color_depth); - else if (link->dc->hwss.set_disp_pattern_generator) { - struct pipe_ctx *odm_pipe; + } else if (link->dc->hwss.set_disp_pattern_generator) { enum controller_dp_color_space controller_color_space; - int opp_cnt = 1; - int offset = 0; - int dpg_width = width; + struct output_pixel_processor *odm_opp; switch (test_pattern_color_space) { case DP_TEST_PATTERN_COLOR_SPACE_RGB: @@ -502,24 +508,9 @@ static void set_crtc_test_pattern(struct dc_link *link, break; } - for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) - opp_cnt++; - dpg_width = width / opp_cnt; - offset = dpg_width; - - link->dc->hwss.set_disp_pattern_generator(link->dc, - pipe_ctx, - controller_test_pattern, - controller_color_space, - color_depth, - NULL, - dpg_width, - height, - 0); - - for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) { - struct output_pixel_processor *odm_opp = odm_pipe->stream_res.opp; - + odm_pipe = pipe_ctx; + while (odm_pipe->next_odm_pipe) { + odm_opp = odm_pipe->stream_res.opp; odm_opp->funcs->opp_program_bit_depth_reduction(odm_opp, ¶ms); link->dc->hwss.set_disp_pattern_generator(link->dc, odm_pipe, @@ -527,11 +518,23 @@ static void set_crtc_test_pattern(struct dc_link *link, controller_color_space, color_depth, NULL, - dpg_width, - height, + odm_slice_width, + v_active, offset); - offset += offset; + offset += odm_slice_width; + odm_pipe = odm_pipe->next_odm_pipe; } + odm_opp = odm_pipe->stream_res.opp; + odm_opp->funcs->opp_program_bit_depth_reduction(odm_opp, ¶ms); + link->dc->hwss.set_disp_pattern_generator(link->dc, + odm_pipe, + controller_test_pattern, + controller_color_space, + color_depth, + NULL, + last_odm_slice_width, + v_active, + offset); } } break; @@ -540,23 +543,17 @@ static void set_crtc_test_pattern(struct dc_link *link, /* restore bitdepth reduction */ resource_build_bit_depth_reduction_params(pipe_ctx->stream, ¶ms); pipe_ctx->stream->bit_depth_params = params; - opp->funcs->opp_program_bit_depth_reduction(opp, ¶ms); - if (pipe_ctx->stream_res.tg->funcs->set_test_pattern) + if (pipe_ctx->stream_res.tg->funcs->set_test_pattern) { + opp->funcs->opp_program_bit_depth_reduction(opp, ¶ms); pipe_ctx->stream_res.tg->funcs->set_test_pattern(pipe_ctx->stream_res.tg, - CONTROLLER_DP_TEST_PATTERN_VIDEOMODE, - color_depth); - else if (link->dc->hwss.set_disp_pattern_generator) { - struct pipe_ctx *odm_pipe; - int opp_cnt = 1; - int dpg_width; - - for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) - opp_cnt++; - - dpg_width = width / opp_cnt; - for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) { - struct output_pixel_processor *odm_opp = odm_pipe->stream_res.opp; + CONTROLLER_DP_TEST_PATTERN_VIDEOMODE, + color_depth); + } else if (link->dc->hwss.set_disp_pattern_generator) { + struct output_pixel_processor *odm_opp; + odm_pipe = pipe_ctx; + while (odm_pipe->next_odm_pipe) { + odm_opp = odm_pipe->stream_res.opp; odm_opp->funcs->opp_program_bit_depth_reduction(odm_opp, ¶ms); link->dc->hwss.set_disp_pattern_generator(link->dc, odm_pipe, @@ -564,19 +561,23 @@ static void set_crtc_test_pattern(struct dc_link *link, CONTROLLER_DP_COLOR_SPACE_UDEFINED, color_depth, NULL, - dpg_width, - height, - 0); + odm_slice_width, + v_active, + offset); + offset += odm_slice_width; + odm_pipe = odm_pipe->next_odm_pipe; } + odm_opp = odm_pipe->stream_res.opp; + odm_opp->funcs->opp_program_bit_depth_reduction(odm_opp, ¶ms); link->dc->hwss.set_disp_pattern_generator(link->dc, - pipe_ctx, + odm_pipe, CONTROLLER_DP_TEST_PATTERN_VIDEOMODE, CONTROLLER_DP_COLOR_SPACE_UDEFINED, color_depth, NULL, - dpg_width, - height, - 0); + last_odm_slice_width, + v_active, + offset); } } break; @@ -674,7 +675,8 @@ bool dp_set_test_pattern( if (pipes[i].stream == NULL) continue; - if (pipes[i].stream->link == link && !pipes[i].top_pipe && !pipes[i].prev_odm_pipe) { + if (resource_is_pipe_type(&pipes[i], OTG_MASTER) && + pipes[i].stream->link == link) { pipe_ctx = &pipes[i]; break; } @@ -702,6 +704,7 @@ bool dp_set_test_pattern( /* Reset Test Pattern state */ link->test_pattern_enabled = false; + link->current_test_pattern = test_pattern; return true; } @@ -739,6 +742,7 @@ bool dp_set_test_pattern( if (test_pattern != DP_TEST_PATTERN_VIDEO_MODE) { /* Set Test Pattern state */ link->test_pattern_enabled = true; + link->current_test_pattern = test_pattern; if (p_link_settings != NULL) dpcd_set_link_settings(link, p_link_settings); @@ -937,6 +941,7 @@ bool dp_set_test_pattern( /* Set Test Pattern state */ link->test_pattern_enabled = true; + link->current_test_pattern = test_pattern; } return true; diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.c b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.c index bebf9c4c8702..1328a0ade342 100644 --- a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.c +++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.c @@ -46,6 +46,9 @@ void setup_dio_stream_encoder(struct pipe_ctx *pipe_ctx) if (dc_is_dp_signal(pipe_ctx->stream->signal)) pipe_ctx->stream->ctx->dc->link_srv->dp_trace_source_sequence(pipe_ctx->stream->link, DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_BE); + if (stream_enc->funcs->map_stream_to_link) + stream_enc->funcs->map_stream_to_link(stream_enc, + stream_enc->stream_enc_inst, link_enc->transmitter - TRANSMITTER_UNIPHY_A); if (stream_enc->funcs->enable_fifo) stream_enc->funcs->enable_fifo(stream_enc); } @@ -163,7 +166,7 @@ void set_dio_dp_lane_settings(struct dc_link *link, link_enc->funcs->dp_set_lane_settings(link_enc, link_settings, lane_settings); } -static void update_dio_stream_allocation_table(struct dc_link *link, +void update_dio_stream_allocation_table(struct dc_link *link, const struct link_resource *link_res, const struct link_mst_stream_allocation_table *table) { diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.h b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.h index 8b8a099feeb0..f4633d3cf9b9 100644 --- a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.h +++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio.h @@ -55,5 +55,8 @@ void setup_dio_audio_output(struct pipe_ctx *pipe_ctx, struct audio_output *audio_output, uint32_t audio_inst); void enable_dio_audio_packet(struct pipe_ctx *pipe_ctx); void disable_dio_audio_packet(struct pipe_ctx *pipe_ctx); +void update_dio_stream_allocation_table(struct dc_link *link, + const struct link_resource *link_res, + const struct link_mst_stream_allocation_table *table); #endif /* __LINK_HWSS_DIO_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.c b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.c new file mode 100644 index 000000000000..b659baa23147 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.c @@ -0,0 +1,200 @@ +/* + * Copyright 2023 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 "link_hwss_dio.h" +#include "link_hwss_dio_fixed_vs_pe_retimer.h" +#include "link_enc_cfg.h" + +uint8_t dp_dio_fixed_vs_pe_retimer_lane_cfg_to_hw_cfg(struct dc_link *link) +{ + // TODO: Get USB-C cable orientation + if (link->cur_link_settings.lane_count == LANE_COUNT_FOUR) + return 0xF2; + else + return 0x12; +} + +void dp_dio_fixed_vs_pe_retimer_exit_manual_automation(struct dc_link *link) +{ + const uint8_t dp_type = dp_dio_fixed_vs_pe_retimer_lane_cfg_to_hw_cfg(link); + const uint8_t vendor_lttpr_exit_manual_automation_0[4] = {0x1, 0x11, 0x0, 0x06}; + const uint8_t vendor_lttpr_exit_manual_automation_1[4] = {0x1, 0x50, dp_type, 0x0}; + const uint8_t vendor_lttpr_exit_manual_automation_2[4] = {0x1, 0x50, 0x50, 0x0}; + const uint8_t vendor_lttpr_exit_manual_automation_3[4] = {0x1, 0x51, 0x50, 0x0}; + const uint8_t vendor_lttpr_exit_manual_automation_4[4] = {0x1, 0x10, 0x58, 0x0}; + const uint8_t vendor_lttpr_exit_manual_automation_5[4] = {0x1, 0x10, 0x59, 0x0}; + const uint8_t vendor_lttpr_exit_manual_automation_6[4] = {0x1, 0x30, 0x51, 0x0}; + const uint8_t vendor_lttpr_exit_manual_automation_7[4] = {0x1, 0x30, 0x52, 0x0}; + const uint8_t vendor_lttpr_exit_manual_automation_8[4] = {0x1, 0x30, 0x54, 0x0}; + const uint8_t vendor_lttpr_exit_manual_automation_9[4] = {0x1, 0x30, 0x55, 0x0}; + + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_0[0], sizeof(vendor_lttpr_exit_manual_automation_0)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_1[0], sizeof(vendor_lttpr_exit_manual_automation_1)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_2[0], sizeof(vendor_lttpr_exit_manual_automation_2)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_3[0], sizeof(vendor_lttpr_exit_manual_automation_3)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_4[0], sizeof(vendor_lttpr_exit_manual_automation_4)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_5[0], sizeof(vendor_lttpr_exit_manual_automation_5)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_6[0], sizeof(vendor_lttpr_exit_manual_automation_6)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_7[0], sizeof(vendor_lttpr_exit_manual_automation_7)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_8[0], sizeof(vendor_lttpr_exit_manual_automation_8)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_9[0], sizeof(vendor_lttpr_exit_manual_automation_9)); +} + +static bool set_dio_fixed_vs_pe_retimer_dp_link_test_pattern_override(struct dc_link *link, + const struct link_resource *link_res, struct encoder_set_dp_phy_pattern_param *tp_params, + const struct link_hwss *link_hwss) +{ + struct encoder_set_dp_phy_pattern_param hw_tp_params = { 0 }; + const uint8_t pltpat_custom[10] = {0x1F, 0x7C, 0xF0, 0xC1, 0x07, 0x1F, 0x7C, 0xF0, 0xC1, 0x07}; + const uint8_t vendor_lttpr_write_data_pg0[4] = {0x1, 0x11, 0x0, 0x0}; + const uint8_t vendor_lttpr_exit_manual_automation_0[4] = {0x1, 0x11, 0x0, 0x06}; + + + if (tp_params == NULL) + return false; + + if (link->current_test_pattern >= DP_TEST_PATTERN_SQUARE_BEGIN && + link->current_test_pattern <= DP_TEST_PATTERN_SQUARE_END) { + // Deprogram overrides from previous test pattern + dp_dio_fixed_vs_pe_retimer_exit_manual_automation(link); + } + + switch (tp_params->dp_phy_pattern) { + case DP_TEST_PATTERN_80BIT_CUSTOM: + if (tp_params->custom_pattern_size == 0 || memcmp(tp_params->custom_pattern, + pltpat_custom, tp_params->custom_pattern_size) != 0) + return false; + break; + case DP_TEST_PATTERN_D102: + break; + default: + if (link->current_test_pattern == DP_TEST_PATTERN_80BIT_CUSTOM || + link->current_test_pattern == DP_TEST_PATTERN_D102) + // Deprogram overrides from previous test pattern + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_0[0], + sizeof(vendor_lttpr_exit_manual_automation_0)); + + return false; + } + + hw_tp_params.dp_phy_pattern = tp_params->dp_phy_pattern; + hw_tp_params.dp_panel_mode = tp_params->dp_panel_mode; + + if (link_hwss->ext.set_dp_link_test_pattern) + link_hwss->ext.set_dp_link_test_pattern(link, link_res, &hw_tp_params); + + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg0[0], sizeof(vendor_lttpr_write_data_pg0)); + + return true; +} + +static void set_dio_fixed_vs_pe_retimer_dp_link_test_pattern(struct dc_link *link, + const struct link_resource *link_res, + struct encoder_set_dp_phy_pattern_param *tp_params) +{ + struct link_encoder *link_enc = link_enc_cfg_get_link_enc(link); + + if (!set_dio_fixed_vs_pe_retimer_dp_link_test_pattern_override( + link, link_res, tp_params, get_dio_link_hwss())) { + link_enc->funcs->dp_set_phy_pattern(link_enc, tp_params); + } + link->dc->link_srv->dp_trace_source_sequence(link, DPCD_SOURCE_SEQ_AFTER_SET_SOURCE_PATTERN); +} + +void enable_dio_fixed_vs_pe_retimer_program_4lane_output(struct dc_link *link) +{ + const uint8_t vendor_lttpr_write_data_4lane_1[4] = {0x1, 0x6E, 0xF2, 0x19}; + const uint8_t vendor_lttpr_write_data_4lane_2[4] = {0x1, 0x6B, 0xF2, 0x01}; + const uint8_t vendor_lttpr_write_data_4lane_3[4] = {0x1, 0x6D, 0xF2, 0x18}; + const uint8_t vendor_lttpr_write_data_4lane_4[4] = {0x1, 0x6C, 0xF2, 0x03}; + const uint8_t vendor_lttpr_write_data_4lane_5[4] = {0x1, 0x03, 0xF3, 0x06}; + + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_1[0], sizeof(vendor_lttpr_write_data_4lane_1)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_2[0], sizeof(vendor_lttpr_write_data_4lane_2)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_3[0], sizeof(vendor_lttpr_write_data_4lane_3)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_4[0], sizeof(vendor_lttpr_write_data_4lane_4)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_5[0], sizeof(vendor_lttpr_write_data_4lane_5)); +} + +static void enable_dio_fixed_vs_pe_retimer_dp_link_output(struct dc_link *link, + const struct link_resource *link_res, + enum signal_type signal, + enum clock_source_id clock_source, + const struct dc_link_settings *link_settings) +{ + if (link_settings->lane_count == LANE_COUNT_FOUR) + enable_dio_fixed_vs_pe_retimer_program_4lane_output(link); + + enable_dio_dp_link_output(link, link_res, signal, clock_source, link_settings); +} + +static const struct link_hwss dio_fixed_vs_pe_retimer_link_hwss = { + .setup_stream_encoder = setup_dio_stream_encoder, + .reset_stream_encoder = reset_dio_stream_encoder, + .setup_stream_attribute = setup_dio_stream_attribute, + .disable_link_output = disable_dio_link_output, + .setup_audio_output = setup_dio_audio_output, + .enable_audio_packet = enable_dio_audio_packet, + .disable_audio_packet = disable_dio_audio_packet, + .ext = { + .set_throttled_vcp_size = set_dio_throttled_vcp_size, + .enable_dp_link_output = enable_dio_fixed_vs_pe_retimer_dp_link_output, + .set_dp_link_test_pattern = set_dio_fixed_vs_pe_retimer_dp_link_test_pattern, + .set_dp_lane_settings = set_dio_dp_lane_settings, + .update_stream_allocation_table = update_dio_stream_allocation_table, + }, +}; + +bool requires_fixed_vs_pe_retimer_dio_link_hwss(const struct dc_link *link) +{ + if (!(link->chip_caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN)) + return false; + + if (!link->dpcd_caps.lttpr_caps.main_link_channel_coding.bits.DP_128b_132b_SUPPORTED) + return false; + + return true; +} + +const struct link_hwss *get_dio_fixed_vs_pe_retimer_link_hwss(void) +{ + return &dio_fixed_vs_pe_retimer_link_hwss; +} diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.h b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.h new file mode 100644 index 000000000000..9ac08a332540 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_dio_fixed_vs_pe_retimer.h @@ -0,0 +1,37 @@ +/* + * Copyright 2023 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 + * + */ +#ifndef __LINK_HWSS_DIO_FIXED_VS_PE_RETIMER_H__ +#define __LINK_HWSS_DIO_FIXED_VS_PE_RETIMER_H__ + +#include "link.h" + +uint32_t dp_dio_fixed_vs_pe_retimer_get_lttpr_write_address(struct dc_link *link); +uint8_t dp_dio_fixed_vs_pe_retimer_lane_cfg_to_hw_cfg(struct dc_link *link); +void dp_dio_fixed_vs_pe_retimer_exit_manual_automation(struct dc_link *link); +void enable_dio_fixed_vs_pe_retimer_program_4lane_output(struct dc_link *link); +bool requires_fixed_vs_pe_retimer_dio_link_hwss(const struct dc_link *link); +const struct link_hwss *get_dio_fixed_vs_pe_retimer_link_hwss(void); + +#endif /* __LINK_HWSS_DIO_FIXED_VS_PE_RETIMER_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c index 586fe25c1702..e1257404357b 100644 --- a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c +++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.c @@ -28,7 +28,7 @@ #include "dccg.h" #include "clk_mgr.h" -static void set_hpo_dp_throttled_vcp_size(struct pipe_ctx *pipe_ctx, +void set_hpo_dp_throttled_vcp_size(struct pipe_ctx *pipe_ctx, struct fixed31_32 throttled_vcp_size) { struct hpo_dp_stream_encoder *hpo_dp_stream_encoder = @@ -41,7 +41,7 @@ static void set_hpo_dp_throttled_vcp_size(struct pipe_ctx *pipe_ctx, throttled_vcp_size); } -static void set_hpo_dp_hblank_min_symbol_width(struct pipe_ctx *pipe_ctx, +void set_hpo_dp_hblank_min_symbol_width(struct pipe_ctx *pipe_ctx, const struct dc_link_settings *link_settings, struct fixed31_32 throttled_vcp_size) { @@ -69,7 +69,7 @@ static void set_hpo_dp_hblank_min_symbol_width(struct pipe_ctx *pipe_ctx, hblank_min_symbol_width); } -static void setup_hpo_dp_stream_encoder(struct pipe_ctx *pipe_ctx) +void setup_hpo_dp_stream_encoder(struct pipe_ctx *pipe_ctx) { struct hpo_dp_stream_encoder *stream_enc = pipe_ctx->stream_res.hpo_dp_stream_enc; struct hpo_dp_link_encoder *link_enc = pipe_ctx->link_res.hpo_dp_link_enc; @@ -78,14 +78,14 @@ static void setup_hpo_dp_stream_encoder(struct pipe_ctx *pipe_ctx) stream_enc->funcs->map_stream_to_link(stream_enc, stream_enc->inst, link_enc->inst); } -static void reset_hpo_dp_stream_encoder(struct pipe_ctx *pipe_ctx) +void reset_hpo_dp_stream_encoder(struct pipe_ctx *pipe_ctx) { struct hpo_dp_stream_encoder *stream_enc = pipe_ctx->stream_res.hpo_dp_stream_enc; stream_enc->funcs->disable(stream_enc); } -static void setup_hpo_dp_stream_attribute(struct pipe_ctx *pipe_ctx) +void setup_hpo_dp_stream_attribute(struct pipe_ctx *pipe_ctx) { struct hpo_dp_stream_encoder *stream_enc = pipe_ctx->stream_res.hpo_dp_stream_enc; struct dc_stream_state *stream = pipe_ctx->stream; @@ -102,12 +102,17 @@ static void setup_hpo_dp_stream_attribute(struct pipe_ctx *pipe_ctx) DPCD_SOURCE_SEQ_AFTER_DP_STREAM_ATTR); } -static void enable_hpo_dp_link_output(struct dc_link *link, +void enable_hpo_dp_link_output(struct dc_link *link, const struct link_resource *link_res, enum signal_type signal, enum clock_source_id clock_source, const struct dc_link_settings *link_settings) { + if (link->dc->res_pool->dccg->funcs->set_symclk32_le_root_clock_gating) + link->dc->res_pool->dccg->funcs->set_symclk32_le_root_clock_gating( + link->dc->res_pool->dccg, + link_res->hpo_dp_link_enc->inst, + true); link_res->hpo_dp_link_enc->funcs->enable_link_phy( link_res->hpo_dp_link_enc, link_settings, @@ -115,13 +120,18 @@ static void enable_hpo_dp_link_output(struct dc_link *link, link->link_enc->hpd_source); } -static void disable_hpo_dp_link_output(struct dc_link *link, +void disable_hpo_dp_link_output(struct dc_link *link, const struct link_resource *link_res, enum signal_type signal) { link_res->hpo_dp_link_enc->funcs->link_disable(link_res->hpo_dp_link_enc); link_res->hpo_dp_link_enc->funcs->disable_link_phy( link_res->hpo_dp_link_enc, signal); + if (link->dc->res_pool->dccg->funcs->set_symclk32_le_root_clock_gating) + link->dc->res_pool->dccg->funcs->set_symclk32_le_root_clock_gating( + link->dc->res_pool->dccg, + link_res->hpo_dp_link_enc->inst, + false); } static void set_hpo_dp_link_test_pattern(struct dc_link *link, @@ -144,7 +154,7 @@ static void set_hpo_dp_lane_settings(struct dc_link *link, lane_settings[0].FFE_PRESET.raw); } -static void update_hpo_dp_stream_allocation_table(struct dc_link *link, +void update_hpo_dp_stream_allocation_table(struct dc_link *link, const struct link_resource *link_res, const struct link_mst_stream_allocation_table *table) { @@ -153,7 +163,7 @@ static void update_hpo_dp_stream_allocation_table(struct dc_link *link, table); } -static void setup_hpo_dp_audio_output(struct pipe_ctx *pipe_ctx, +void setup_hpo_dp_audio_output(struct pipe_ctx *pipe_ctx, struct audio_output *audio_output, uint32_t audio_inst) { pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_audio_setup( @@ -162,13 +172,13 @@ static void setup_hpo_dp_audio_output(struct pipe_ctx *pipe_ctx, &pipe_ctx->stream->audio_info); } -static void enable_hpo_dp_audio_packet(struct pipe_ctx *pipe_ctx) +void enable_hpo_dp_audio_packet(struct pipe_ctx *pipe_ctx) { pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_audio_enable( pipe_ctx->stream_res.hpo_dp_stream_enc); } -static void disable_hpo_dp_audio_packet(struct pipe_ctx *pipe_ctx) +void disable_hpo_dp_audio_packet(struct pipe_ctx *pipe_ctx) { if (pipe_ctx->stream_res.audio) pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_audio_disable( diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.h b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.h index 3cbb94b41a23..1d3ed8ca83b5 100644 --- a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.h +++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_dp.h @@ -28,9 +28,35 @@ #include "link_hwss.h" #include "link.h" +void set_hpo_dp_throttled_vcp_size(struct pipe_ctx *pipe_ctx, + struct fixed31_32 throttled_vcp_size); +void set_hpo_dp_hblank_min_symbol_width(struct pipe_ctx *pipe_ctx, + const struct dc_link_settings *link_settings, + struct fixed31_32 throttled_vcp_size); +void set_hpo_dp_hblank_min_symbol_width(struct pipe_ctx *pipe_ctx, + const struct dc_link_settings *link_settings, + struct fixed31_32 throttled_vcp_size); +void setup_hpo_dp_stream_encoder(struct pipe_ctx *pipe_ctx); +void reset_hpo_dp_stream_encoder(struct pipe_ctx *pipe_ctx); +void setup_hpo_dp_stream_attribute(struct pipe_ctx *pipe_ctx); +void enable_hpo_dp_link_output(struct dc_link *link, + const struct link_resource *link_res, + enum signal_type signal, + enum clock_source_id clock_source, + const struct dc_link_settings *link_settings); +void disable_hpo_dp_link_output(struct dc_link *link, + const struct link_resource *link_res, + enum signal_type signal); +void update_hpo_dp_stream_allocation_table(struct dc_link *link, + const struct link_resource *link_res, + const struct link_mst_stream_allocation_table *table); +void setup_hpo_dp_audio_output(struct pipe_ctx *pipe_ctx, + struct audio_output *audio_output, uint32_t audio_inst); +void enable_hpo_dp_audio_packet(struct pipe_ctx *pipe_ctx); +void disable_hpo_dp_audio_packet(struct pipe_ctx *pipe_ctx); +const struct link_hwss *get_hpo_dp_link_hwss(void); bool can_use_hpo_dp_link_hwss(const struct dc_link *link, const struct link_resource *link_res); -const struct link_hwss *get_hpo_dp_link_hwss(void); #endif /* __LINK_HWSS_HPO_DP_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_fixed_vs_pe_retimer_dp.c b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_fixed_vs_pe_retimer_dp.c new file mode 100644 index 000000000000..b621b97711b6 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_fixed_vs_pe_retimer_dp.c @@ -0,0 +1,229 @@ +/* + * Copyright 2023 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 "link_hwss_hpo_dp.h" +#include "link_hwss_hpo_fixed_vs_pe_retimer_dp.h" +#include "link_hwss_dio_fixed_vs_pe_retimer.h" + +static void dp_hpo_fixed_vs_pe_retimer_set_tx_ffe(struct dc_link *link, + const struct dc_lane_settings *hw_lane_settings) +{ + const uint8_t vendor_ffe_preset_table[16] = { + 0x01, 0x41, 0x61, 0x81, + 0xB1, 0x05, 0x35, 0x65, + 0x85, 0xA5, 0x09, 0x39, + 0x59, 0x89, 0x0F, 0x24}; + + const uint8_t ffe_mask[4] = { + (hw_lane_settings[0].FFE_PRESET.settings.no_deemphasis != 0 ? 0x0F : 0xFF) + & (hw_lane_settings[0].FFE_PRESET.settings.no_preshoot != 0 ? 0xF1 : 0xFF), + (hw_lane_settings[1].FFE_PRESET.settings.no_deemphasis != 0 ? 0x0F : 0xFF) + & (hw_lane_settings[1].FFE_PRESET.settings.no_preshoot != 0 ? 0xF1 : 0xFF), + (hw_lane_settings[2].FFE_PRESET.settings.no_deemphasis != 0 ? 0x0F : 0xFF) + & (hw_lane_settings[2].FFE_PRESET.settings.no_preshoot != 0 ? 0xF1 : 0xFF), + (hw_lane_settings[3].FFE_PRESET.settings.no_deemphasis != 0 ? 0x0F : 0xFF) + & (hw_lane_settings[3].FFE_PRESET.settings.no_preshoot != 0 ? 0xF1 : 0xFF)}; + + const uint8_t ffe_cfg[4] = { + vendor_ffe_preset_table[hw_lane_settings[0].FFE_PRESET.settings.level] & ffe_mask[0], + vendor_ffe_preset_table[hw_lane_settings[1].FFE_PRESET.settings.level] & ffe_mask[1], + vendor_ffe_preset_table[hw_lane_settings[2].FFE_PRESET.settings.level] & ffe_mask[2], + vendor_ffe_preset_table[hw_lane_settings[3].FFE_PRESET.settings.level] & ffe_mask[3]}; + + const uint8_t dp_type = dp_dio_fixed_vs_pe_retimer_lane_cfg_to_hw_cfg(link); + + const uint8_t vendor_lttpr_write_data_ffe1[4] = {0x01, 0x50, dp_type, 0x0F}; + const uint8_t vendor_lttpr_write_data_ffe2[4] = {0x01, 0x55, dp_type, ffe_cfg[0]}; + const uint8_t vendor_lttpr_write_data_ffe3[4] = {0x01, 0x56, dp_type, ffe_cfg[1]}; + const uint8_t vendor_lttpr_write_data_ffe4[4] = {0x01, 0x57, dp_type, ffe_cfg[2]}; + const uint8_t vendor_lttpr_write_data_ffe5[4] = {0x01, 0x58, dp_type, ffe_cfg[3]}; + + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_ffe1[0], sizeof(vendor_lttpr_write_data_ffe1)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_ffe2[0], sizeof(vendor_lttpr_write_data_ffe2)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_ffe3[0], sizeof(vendor_lttpr_write_data_ffe3)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_ffe4[0], sizeof(vendor_lttpr_write_data_ffe4)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_ffe5[0], sizeof(vendor_lttpr_write_data_ffe5)); +} + +static void dp_hpo_fixed_vs_pe_retimer_program_override_test_pattern(struct dc_link *link, + struct encoder_set_dp_phy_pattern_param *tp_params) +{ + const uint8_t vendor_lttpr_write_data_pg0[4] = {0x1, 0x11, 0x0, 0x0}; + const uint8_t vendor_lttpr_write_data_pg1[4] = {0x1, 0x50, 0x50, 0x0}; + const uint8_t vendor_lttpr_write_data_pg2[4] = {0x1, 0x51, 0x50, 0x0}; + const uint8_t vendor_lttpr_write_data_pg3[4] = {0x1, 0x10, 0x58, 0x21}; + const uint8_t vendor_lttpr_write_data_pg4[4] = {0x1, 0x10, 0x59, 0x21}; + const uint8_t vendor_lttpr_write_data_pg5[4] = {0x1, 0x1C, 0x58, 0x4F}; + const uint8_t vendor_lttpr_write_data_pg6[4] = {0x1, 0x1C, 0x59, 0x4F}; + const uint8_t vendor_lttpr_write_data_pg7[4] = {0x1, 0x30, 0x51, 0x20}; + const uint8_t vendor_lttpr_write_data_pg8[4] = {0x1, 0x30, 0x52, 0x20}; + const uint8_t vendor_lttpr_write_data_pg9[4] = {0x1, 0x30, 0x54, 0x20}; + const uint8_t vendor_lttpr_write_data_pg10[4] = {0x1, 0x30, 0x55, 0x20}; + + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg0[0], sizeof(vendor_lttpr_write_data_pg0)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg1[0], sizeof(vendor_lttpr_write_data_pg1)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg2[0], sizeof(vendor_lttpr_write_data_pg2)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg3[0], sizeof(vendor_lttpr_write_data_pg3)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg4[0], sizeof(vendor_lttpr_write_data_pg4)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg5[0], sizeof(vendor_lttpr_write_data_pg5)); + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg6[0], sizeof(vendor_lttpr_write_data_pg6)); + + if (link->cur_link_settings.lane_count == LANE_COUNT_FOUR) + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg7[0], sizeof(vendor_lttpr_write_data_pg7)); + + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg8[0], sizeof(vendor_lttpr_write_data_pg8)); + + if (link->cur_link_settings.lane_count == LANE_COUNT_FOUR) + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg9[0], sizeof(vendor_lttpr_write_data_pg9)); + + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pg10[0], sizeof(vendor_lttpr_write_data_pg10)); +} + +static bool dp_hpo_fixed_vs_pe_retimer_set_override_test_pattern(struct dc_link *link, + const struct link_resource *link_res, struct encoder_set_dp_phy_pattern_param *tp_params, + const struct link_hwss *link_hwss) +{ + struct encoder_set_dp_phy_pattern_param hw_tp_params = { 0 }; + const uint8_t vendor_lttpr_exit_manual_automation_0[4] = {0x1, 0x11, 0x0, 0x06}; + + if (tp_params == NULL) + return false; + + if (tp_params->dp_phy_pattern < DP_TEST_PATTERN_SQUARE_BEGIN || + tp_params->dp_phy_pattern > DP_TEST_PATTERN_SQUARE_END) { + // Deprogram overrides from previously set square wave override + if (link->current_test_pattern == DP_TEST_PATTERN_80BIT_CUSTOM || + link->current_test_pattern == DP_TEST_PATTERN_D102) + link->dc->link_srv->configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_exit_manual_automation_0[0], + sizeof(vendor_lttpr_exit_manual_automation_0)); + else + dp_dio_fixed_vs_pe_retimer_exit_manual_automation(link); + + return false; + } + + hw_tp_params.dp_phy_pattern = DP_TEST_PATTERN_PRBS31; + hw_tp_params.dp_panel_mode = tp_params->dp_panel_mode; + + if (link_hwss->ext.set_dp_link_test_pattern) + link_hwss->ext.set_dp_link_test_pattern(link, link_res, &hw_tp_params); + + dp_hpo_fixed_vs_pe_retimer_program_override_test_pattern(link, tp_params); + + dp_hpo_fixed_vs_pe_retimer_set_tx_ffe(link, &link->cur_lane_setting[0]); + + return true; +} + +static void set_hpo_fixed_vs_pe_retimer_dp_link_test_pattern(struct dc_link *link, + const struct link_resource *link_res, + struct encoder_set_dp_phy_pattern_param *tp_params) +{ + if (!dp_hpo_fixed_vs_pe_retimer_set_override_test_pattern( + link, link_res, tp_params, get_hpo_dp_link_hwss())) { + link_res->hpo_dp_link_enc->funcs->set_link_test_pattern( + link_res->hpo_dp_link_enc, tp_params); + } + link->dc->link_srv->dp_trace_source_sequence(link, DPCD_SOURCE_SEQ_AFTER_SET_SOURCE_PATTERN); +} + +static void set_hpo_fixed_vs_pe_retimer_dp_lane_settings(struct dc_link *link, + const struct link_resource *link_res, + const struct dc_link_settings *link_settings, + const struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]) +{ + link_res->hpo_dp_link_enc->funcs->set_ffe( + link_res->hpo_dp_link_enc, + link_settings, + lane_settings[0].FFE_PRESET.raw); + + // FFE is programmed when retimer is programmed for SQ128, but explicit + // programming needed here as well in case FFE-only update is requested + if (link->current_test_pattern >= DP_TEST_PATTERN_SQUARE_BEGIN && + link->current_test_pattern <= DP_TEST_PATTERN_SQUARE_END) + dp_hpo_fixed_vs_pe_retimer_set_tx_ffe(link, &lane_settings[0]); +} + +static void enable_hpo_fixed_vs_pe_retimer_dp_link_output(struct dc_link *link, + const struct link_resource *link_res, + enum signal_type signal, + enum clock_source_id clock_source, + const struct dc_link_settings *link_settings) +{ + if (link_settings->lane_count == LANE_COUNT_FOUR) + enable_dio_fixed_vs_pe_retimer_program_4lane_output(link); + + enable_hpo_dp_link_output(link, link_res, signal, clock_source, link_settings); +} + +static const struct link_hwss hpo_fixed_vs_pe_retimer_dp_link_hwss = { + .setup_stream_encoder = setup_hpo_dp_stream_encoder, + .reset_stream_encoder = reset_hpo_dp_stream_encoder, + .setup_stream_attribute = setup_hpo_dp_stream_attribute, + .disable_link_output = disable_hpo_dp_link_output, + .setup_audio_output = setup_hpo_dp_audio_output, + .enable_audio_packet = enable_hpo_dp_audio_packet, + .disable_audio_packet = disable_hpo_dp_audio_packet, + .ext = { + .set_throttled_vcp_size = set_hpo_dp_throttled_vcp_size, + .set_hblank_min_symbol_width = set_hpo_dp_hblank_min_symbol_width, + .enable_dp_link_output = enable_hpo_fixed_vs_pe_retimer_dp_link_output, + .set_dp_link_test_pattern = set_hpo_fixed_vs_pe_retimer_dp_link_test_pattern, + .set_dp_lane_settings = set_hpo_fixed_vs_pe_retimer_dp_lane_settings, + .update_stream_allocation_table = update_hpo_dp_stream_allocation_table, + }, +}; + +bool requires_fixed_vs_pe_retimer_hpo_link_hwss(const struct dc_link *link) +{ + if (!(link->chip_caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN)) + return false; + + if (!link->dpcd_caps.lttpr_caps.main_link_channel_coding.bits.DP_128b_132b_SUPPORTED) + return false; + + return true; +} + +const struct link_hwss *get_hpo_fixed_vs_pe_retimer_dp_link_hwss(void) +{ + return &hpo_fixed_vs_pe_retimer_dp_link_hwss; +} diff --git a/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_fixed_vs_pe_retimer_dp.h b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_fixed_vs_pe_retimer_dp.h new file mode 100644 index 000000000000..82301187bc7c --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/link/hwss/link_hwss_hpo_fixed_vs_pe_retimer_dp.h @@ -0,0 +1,33 @@ +/* + * Copyright 2023 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 + * + */ +#ifndef __LINK_HWSS_HPO_FIXED_VS_PE_RETIMER_DP_H__ +#define __LINK_HWSS_HPO_FIXED_VS_PE_RETIMER_DP_H__ + +#include "link.h" + +bool requires_fixed_vs_pe_retimer_hpo_link_hwss(const struct dc_link *link); +const struct link_hwss *get_hpo_fixed_vs_pe_retimer_dp_link_hwss(void); + +#endif /* __LINK_HWSS_HPO_FIXED_VS_PE_RETIMER_DP_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/link/link_detection.c b/drivers/gpu/drm/amd/display/dc/link/link_detection.c index 8041b8369e45..c9b6676eaf53 100644 --- a/drivers/gpu/drm/amd/display/dc/link/link_detection.c +++ b/drivers/gpu/drm/amd/display/dc/link/link_detection.c @@ -876,8 +876,7 @@ static bool detect_link_and_local_sink(struct dc_link *link, (link->dpcd_sink_ext_caps.bits.oled == 1)) { dpcd_set_source_specific_data(link); msleep(post_oui_delay); - set_default_brightness_aux(link); - //TODO: use cached + set_cached_brightness_aux(link); } return true; diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c index 1a7b93e41e35..79aef205598b 100644 --- a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c +++ b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c @@ -182,11 +182,8 @@ void link_resume(struct dc_link *link) static bool is_master_pipe_for_link(const struct dc_link *link, const struct pipe_ctx *pipe) { - return (pipe->stream && - pipe->stream->link && - pipe->stream->link == link && - pipe->top_pipe == NULL && - pipe->prev_odm_pipe == NULL); + return resource_is_pipe_type(pipe, OTG_MASTER) && + pipe->stream->link == link; } /* @@ -1079,8 +1076,14 @@ static struct fixed31_32 get_pbn_from_bw_in_kbps(uint64_t kbps) static struct fixed31_32 get_pbn_from_timing(struct pipe_ctx *pipe_ctx) { uint64_t kbps; + enum dc_link_encoding_format link_encoding; - kbps = dc_bandwidth_in_kbps_from_timing(&pipe_ctx->stream->timing); + if (dp_is_128b_132b_signal(pipe_ctx)) + link_encoding = DC_LINK_ENCODING_DP_128b_132b; + else + link_encoding = DC_LINK_ENCODING_DP_8b_10b; + + kbps = dc_bandwidth_in_kbps_from_timing(&pipe_ctx->stream->timing, link_encoding); return get_pbn_from_bw_in_kbps(kbps); } @@ -1538,7 +1541,8 @@ struct fixed31_32 link_calculate_sst_avg_time_slots_per_mtp( dc_fixpt_div_int(link_bw_effective, MAX_MTP_SLOT_COUNT); struct fixed31_32 timing_bw = dc_fixpt_from_int( - dc_bandwidth_in_kbps_from_timing(&stream->timing)); + dc_bandwidth_in_kbps_from_timing(&stream->timing, + dc_link_get_highest_encoding_format(link))); struct fixed31_32 avg_time_slots_per_mtp = dc_fixpt_div(timing_bw, timeslot_bw_effective); @@ -1971,6 +1975,7 @@ static void enable_link_hdmi(struct pipe_ctx *pipe_ctx) bool is_vga_mode = (stream->timing.h_addressable == 640) && (stream->timing.v_addressable == 480); struct dc *dc = pipe_ctx->stream->ctx->dc; + const struct link_hwss *link_hwss = get_link_hwss(link, &pipe_ctx->link_res); if (stream->phy_pix_clk == 0) stream->phy_pix_clk = stream->timing.pix_clk_100hz / 10; @@ -2010,6 +2015,12 @@ static void enable_link_hdmi(struct pipe_ctx *pipe_ctx) if (stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR422) display_color_depth = COLOR_DEPTH_888; + /* We need to enable stream encoder for TMDS first to apply 1/4 TMDS + * character clock in case that beyond 340MHz. + */ + if (dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal)) + link_hwss->setup_stream_encoder(pipe_ctx); + dc->hwss.enable_tmds_link_output( link, &pipe_ctx->link_res, @@ -2129,7 +2140,8 @@ static enum dc_status enable_link_dp(struct dc_state *state, if (link->dpcd_sink_ext_caps.bits.oled == 1 || link->dpcd_sink_ext_caps.bits.sdr_aux_backlight_control == 1 || link->dpcd_sink_ext_caps.bits.hdr_aux_backlight_control == 1) { - set_default_brightness_aux(link); // TODO: use cached if known + set_cached_brightness_aux(link); + if (link->dpcd_sink_ext_caps.bits.oled == 1) msleep(bl_oled_enable_delay); edp_backlight_enable_aux(link, true); diff --git a/drivers/gpu/drm/amd/display/dc/link/link_factory.c b/drivers/gpu/drm/amd/display/dc/link/link_factory.c index ac1c3e2e7c1d..195ca9e52eda 100644 --- a/drivers/gpu/drm/amd/display/dc/link/link_factory.c +++ b/drivers/gpu/drm/amd/display/dc/link/link_factory.c @@ -132,6 +132,7 @@ static void construct_link_service_ddc(struct link_service *link_srv) link_srv->destroy_ddc_service = link_destroy_ddc_service; link_srv->query_ddc_data = link_query_ddc_data; link_srv->aux_transfer_raw = link_aux_transfer_raw; + link_srv->configure_fixed_vs_pe_retimer = link_configure_fixed_vs_pe_retimer; link_srv->aux_transfer_with_retries_no_mutex = link_aux_transfer_with_retries_no_mutex; link_srv->is_in_aux_transaction_mode = link_is_in_aux_transaction_mode; @@ -207,6 +208,13 @@ static void construct_link_service_edp_panel_control(struct link_service *link_s link_srv->edp_set_sink_vtotal_in_psr_active = edp_set_sink_vtotal_in_psr_active; link_srv->edp_get_psr_residency = edp_get_psr_residency; + + link_srv->edp_get_replay_state = edp_get_replay_state; + link_srv->edp_set_replay_allow_active = edp_set_replay_allow_active; + link_srv->edp_setup_replay = edp_setup_replay; + link_srv->edp_set_coasting_vtotal = edp_set_coasting_vtotal; + link_srv->edp_replay_residency = edp_replay_residency; + link_srv->edp_wait_for_t12 = edp_wait_for_t12; link_srv->edp_is_ilr_optimization_required = edp_is_ilr_optimization_required; diff --git a/drivers/gpu/drm/amd/display/dc/link/link_validation.c b/drivers/gpu/drm/amd/display/dc/link/link_validation.c index e8b2fc4002a5..b45fda96eaf6 100644 --- a/drivers/gpu/drm/amd/display/dc/link/link_validation.c +++ b/drivers/gpu/drm/amd/display/dc/link/link_validation.c @@ -130,7 +130,8 @@ static bool dp_active_dongle_validate_timing( /* DP input has DSC, HDMI FRL output doesn't have DSC, remove DSC from output timing */ outputTiming.flags.DSC = 0; #endif - if (dc_bandwidth_in_kbps_from_timing(&outputTiming) > dongle_caps->dp_hdmi_frl_max_link_bw_in_kbps) + if (dc_bandwidth_in_kbps_from_timing(&outputTiming, DC_LINK_ENCODING_HDMI_FRL) > + dongle_caps->dp_hdmi_frl_max_link_bw_in_kbps) return false; } else { // DP to HDMI TMDS converter if (get_tmds_output_pixel_clock_100hz(timing) > (dongle_caps->dp_hdmi_max_pixel_clk_in_khz * 10)) @@ -285,7 +286,7 @@ static bool dp_validate_mode_timing( link_setting = &link->verified_link_cap; */ - req_bw = dc_bandwidth_in_kbps_from_timing(timing); + req_bw = dc_bandwidth_in_kbps_from_timing(timing, dc_link_get_highest_encoding_format(link)); max_bw = dp_link_bandwidth_kbps(link, link_setting); if (req_bw <= max_bw) { @@ -357,7 +358,8 @@ bool link_validate_dpia_bandwidth(const struct dc_stream_state *stream, const un for (uint8_t i = 0; i < num_streams; ++i) { link[i] = stream[i].link; - bw_needed[i] = dc_bandwidth_in_kbps_from_timing(&stream[i].timing); + bw_needed[i] = dc_bandwidth_in_kbps_from_timing(&stream[i].timing, + dc_link_get_highest_encoding_format(link[i])); } ret = dpia_validate_usb4_bw(link, bw_needed, num_streams); diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.c index 0fa1228bc178..ecfd83299e75 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.c @@ -412,6 +412,88 @@ int link_aux_transfer_raw(struct ddc_service *ddc, } } +uint32_t link_get_fixed_vs_pe_retimer_write_address(struct dc_link *link) +{ + uint32_t vendor_lttpr_write_address = 0xF004F; + uint8_t offset; + + switch (link->dpcd_caps.lttpr_caps.phy_repeater_cnt) { + case 0x80: // 1 lttpr repeater + offset = 1; + break; + case 0x40: // 2 lttpr repeaters + offset = 2; + break; + case 0x20: // 3 lttpr repeaters + offset = 3; + break; + case 0x10: // 4 lttpr repeaters + offset = 4; + break; + case 0x08: // 5 lttpr repeaters + offset = 5; + break; + case 0x04: // 6 lttpr repeaters + offset = 6; + break; + case 0x02: // 7 lttpr repeaters + offset = 7; + break; + case 0x01: // 8 lttpr repeaters + offset = 8; + break; + default: + offset = 0xFF; + } + + if (offset != 0xFF) { + vendor_lttpr_write_address += + ((DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE) * (offset - 1)); + } + return vendor_lttpr_write_address; +} + +uint32_t link_get_fixed_vs_pe_retimer_read_address(struct dc_link *link) +{ + return link_get_fixed_vs_pe_retimer_write_address(link) + 4; +} + +bool link_configure_fixed_vs_pe_retimer(struct ddc_service *ddc, const uint8_t *data, uint32_t length) +{ + struct aux_payload write_payload = { + .i2c_over_aux = false, + .write = true, + .address = link_get_fixed_vs_pe_retimer_write_address(ddc->link), + .length = length, + .data = (uint8_t *) data, + .reply = NULL, + .mot = I2C_MOT_UNDEF, + .write_status_update = false, + .defer_delay = 0, + }; + + return link_aux_transfer_with_retries_no_mutex(ddc, + &write_payload); +} + +bool link_query_fixed_vs_pe_retimer(struct ddc_service *ddc, uint8_t *data, uint32_t length) +{ + struct aux_payload read_payload = { + .i2c_over_aux = false, + .write = false, + .address = link_get_fixed_vs_pe_retimer_read_address(ddc->link), + .length = length, + .data = data, + .reply = NULL, + .mot = I2C_MOT_UNDEF, + .write_status_update = false, + .defer_delay = 0, + }; + + return link_aux_transfer_with_retries_no_mutex(ddc, + &read_payload); +} + bool link_aux_transfer_with_retries_no_mutex(struct ddc_service *ddc, struct aux_payload *payload) { @@ -427,7 +509,7 @@ bool try_to_configure_aux_timeout(struct ddc_service *ddc, if ((ddc->link->chip_caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN) && !ddc->link->dc->debug.disable_fixed_vs_aux_timeout_wa && - ASICREV_IS_YELLOW_CARP(ddc->ctx->asic_id.hw_internal_rev)) { + ddc->ctx->dce_version == DCN_VERSION_3_1) { /* Fixed VS workaround for AUX timeout */ const uint32_t fixed_vs_address = 0xF004F; const uint8_t fixed_vs_data[4] = {0x1, 0x22, 0x63, 0xc}; diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h index 860ef15d7f1b..a3e25e55bed6 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_ddc.h @@ -72,6 +72,20 @@ bool link_query_ddc_data( bool link_aux_transfer_with_retries_no_mutex(struct ddc_service *ddc, struct aux_payload *payload); +bool link_configure_fixed_vs_pe_retimer( + struct ddc_service *ddc, + const uint8_t *data, + uint32_t length); + +bool link_query_fixed_vs_pe_retimer( + struct ddc_service *ddc, + uint8_t *data, + uint32_t length); + +uint32_t link_get_fixed_vs_pe_retimer_read_address(struct dc_link *link); +uint32_t link_get_fixed_vs_pe_retimer_write_address(struct dc_link *link); + + void write_scdc_data( struct ddc_service *ddc_service, uint32_t pix_clk, diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c index 3a5e80b57711..237e0ff955f3 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c @@ -906,7 +906,7 @@ bool link_decide_link_settings(struct dc_stream_state *stream, struct dc_link_settings *link_setting) { struct dc_link *link = stream->link; - uint32_t req_bw = dc_bandwidth_in_kbps_from_timing(&stream->timing); + uint32_t req_bw = dc_bandwidth_in_kbps_from_timing(&stream->timing, dc_link_get_highest_encoding_format(link)); memset(link_setting, 0, sizeof(*link_setting)); @@ -939,7 +939,8 @@ bool link_decide_link_settings(struct dc_stream_state *stream, tmp_link_setting.link_rate = LINK_RATE_UNKNOWN; tmp_timing.flags.DSC = 0; - orig_req_bw = dc_bandwidth_in_kbps_from_timing(&tmp_timing); + orig_req_bw = dc_bandwidth_in_kbps_from_timing(&tmp_timing, + dc_link_get_highest_encoding_format(link)); edp_decide_link_settings(link, &tmp_link_setting, orig_req_bw); max_link_rate = tmp_link_setting.link_rate; } @@ -2008,6 +2009,16 @@ void detect_edp_sink_caps(struct dc_link *link) core_link_read_dpcd(link, DP_RECEIVER_ALPM_CAP, &link->dpcd_caps.alpm_caps.raw, sizeof(link->dpcd_caps.alpm_caps.raw)); + + /* + * Read REPLAY info + */ + core_link_read_dpcd(link, DP_SINK_PR_PIXEL_DEVIATION_PER_LINE, + &link->dpcd_caps.pr_info.pixel_deviation_per_line, + sizeof(link->dpcd_caps.pr_info.pixel_deviation_per_line)); + core_link_read_dpcd(link, DP_SINK_PR_MAX_NUMBER_OF_DEVIATION_LINE, + &link->dpcd_caps.pr_info.max_deviation_line, + sizeof(link->dpcd_caps.pr_info.max_deviation_line)); } bool dp_get_max_link_enc_cap(const struct dc_link *link, struct dc_link_settings *max_link_enc_cap) @@ -2165,7 +2176,9 @@ static bool dp_verify_link_cap( link, &irq_data)) (*fail_count)++; - + } else if (status == LINK_TRAINING_LINK_LOSS) { + success = true; + (*fail_count)++; } else { (*fail_count)++; } @@ -2188,6 +2201,7 @@ bool dp_verify_link_cap_with_retries( int i = 0; bool success = false; int fail_count = 0; + struct dc_link_settings last_verified_link_cap = fail_safe_link_settings; dp_trace_detect_lt_init(link); @@ -2204,10 +2218,14 @@ bool dp_verify_link_cap_with_retries( if (!link_detect_connection_type(link, &type) || type == dc_connection_none) { link->verified_link_cap = fail_safe_link_settings; break; - } else if (dp_verify_link_cap(link, known_limit_link_setting, - &fail_count) && fail_count == 0) { - success = true; - break; + } else if (dp_verify_link_cap(link, known_limit_link_setting, &fail_count)) { + last_verified_link_cap = link->verified_link_cap; + if (fail_count == 0) { + success = true; + break; + } + } else { + link->verified_link_cap = last_verified_link_cap; } fsleep(10 * 1000); } diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c index ef8739df91bc..e047bbeaa49a 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c @@ -182,6 +182,68 @@ static bool handle_hpd_irq_psr_sink(struct dc_link *link) return false; } +static bool handle_hpd_irq_replay_sink(struct dc_link *link) +{ + union dpcd_replay_configuration replay_configuration; + /*AMD Replay version reuse DP_PSR_ERROR_STATUS for REPLAY_ERROR status.*/ + union psr_error_status replay_error_status; + + if (!link->replay_settings.replay_feature_enabled) + return false; + + dm_helpers_dp_read_dpcd( + link->ctx, + link, + DP_SINK_PR_REPLAY_STATUS, + &replay_configuration.raw, + sizeof(replay_configuration.raw)); + + dm_helpers_dp_read_dpcd( + link->ctx, + link, + DP_PSR_ERROR_STATUS, + &replay_error_status.raw, + sizeof(replay_error_status.raw)); + + link->replay_settings.config.replay_error_status.bits.LINK_CRC_ERROR = + replay_error_status.bits.LINK_CRC_ERROR; + link->replay_settings.config.replay_error_status.bits.DESYNC_ERROR = + replay_configuration.bits.DESYNC_ERROR_STATUS; + link->replay_settings.config.replay_error_status.bits.STATE_TRANSITION_ERROR = + replay_configuration.bits.STATE_TRANSITION_ERROR_STATUS; + + if (link->replay_settings.config.replay_error_status.bits.LINK_CRC_ERROR || + link->replay_settings.config.replay_error_status.bits.DESYNC_ERROR || + link->replay_settings.config.replay_error_status.bits.STATE_TRANSITION_ERROR) { + bool allow_active; + + /* Acknowledge and clear configuration bits */ + dm_helpers_dp_write_dpcd( + link->ctx, + link, + DP_SINK_PR_REPLAY_STATUS, + &replay_configuration.raw, + sizeof(replay_configuration.raw)); + + /* Acknowledge and clear error bits */ + dm_helpers_dp_write_dpcd( + link->ctx, + link, + DP_PSR_ERROR_STATUS,/*DpcdAddress_REPLAY_Error_Status*/ + &replay_error_status.raw, + sizeof(replay_error_status.raw)); + + /* Replay error, disable and re-enable Replay */ + if (link->replay_settings.replay_allow_active) { + allow_active = false; + edp_set_replay_allow_active(link, &allow_active, true, false, NULL); + allow_active = true; + edp_set_replay_allow_active(link, &allow_active, true, false, NULL); + } + } + return true; +} + void dp_handle_link_loss(struct dc_link *link) { struct pipe_ctx *pipes[MAX_PIPES]; @@ -360,6 +422,10 @@ bool dp_handle_hpd_rx_irq(struct dc_link *link, /* PSR-related error was detected and handled */ return true; + if (handle_hpd_irq_replay_sink(link)) + /* Replay-related error was detected and handled */ + return true; + /* If PSR-related error handled, Main link may be off, * so do not handle as a normal sink status change interrupt. */ diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c index e011df4bdaf2..90339c2dfd84 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c @@ -1699,13 +1699,20 @@ bool perform_link_training_with_retries( } else if (do_fallback) { /* Try training at lower link bandwidth if doing fallback. */ uint32_t req_bw; uint32_t link_bw; + enum dc_link_encoding_format link_encoding = DC_LINK_ENCODING_UNSPECIFIED; decide_fallback_link_setting(link, &max_link_settings, &cur_link_settings, status); + + if (link_dp_get_encoding_format(&cur_link_settings) == DP_8b_10b_ENCODING) + link_encoding = DC_LINK_ENCODING_DP_8b_10b; + else if (link_dp_get_encoding_format(&cur_link_settings) == DP_128b_132b_ENCODING) + link_encoding = DC_LINK_ENCODING_DP_128b_132b; + /* Flag if reduced link bandwidth no longer meets stream requirements or fallen back to * minimum link bandwidth. */ - req_bw = dc_bandwidth_in_kbps_from_timing(&stream->timing); + req_bw = dc_bandwidth_in_kbps_from_timing(&stream->timing, link_encoding); link_bw = dp_link_bandwidth_kbps(link, &cur_link_settings); is_link_bw_low = (req_bw > link_bw); is_link_bw_min = ((cur_link_settings.link_rate <= LINK_RATE_LOW) && diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_fixed_vs_pe_retimer.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_fixed_vs_pe_retimer.c index 15faaf645b14..fd8f6f198146 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_fixed_vs_pe_retimer.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training_fixed_vs_pe_retimer.c @@ -36,6 +36,7 @@ #include "link_dpcd.h" #include "link_dp_phy.h" #include "link_dp_capability.h" +#include "link_ddc.h" #define DC_LOGGER \ link->ctx->logger @@ -46,42 +47,20 @@ void dp_fixed_vs_pe_read_lane_adjust( { const uint8_t vendor_lttpr_write_data_vs[3] = {0x0, 0x53, 0x63}; const uint8_t vendor_lttpr_write_data_pe[3] = {0x0, 0x54, 0x63}; - const uint8_t offset = dp_parse_lttpr_repeater_count( - link->dpcd_caps.lttpr_caps.phy_repeater_cnt); - uint32_t vendor_lttpr_write_address = 0xF004F; - uint32_t vendor_lttpr_read_address = 0xF0053; uint8_t dprx_vs = 0; uint8_t dprx_pe = 0; uint8_t lane; - if (offset != 0xFF) { - vendor_lttpr_write_address += - ((DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE) * (offset - 1)); - vendor_lttpr_read_address += - ((DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE) * (offset - 1)); - } - /* W/A to read lane settings requested by DPRX */ - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_vs[0], - sizeof(vendor_lttpr_write_data_vs)); - core_link_read_dpcd( - link, - vendor_lttpr_read_address, - &dprx_vs, - 1); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_pe[0], - sizeof(vendor_lttpr_write_data_pe)); - core_link_read_dpcd( - link, - vendor_lttpr_read_address, - &dprx_pe, - 1); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_vs[0], sizeof(vendor_lttpr_write_data_vs)); + + link_query_fixed_vs_pe_retimer(link->ddc, &dprx_vs, 1); + + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pe[0], sizeof(vendor_lttpr_write_data_pe)); + + link_query_fixed_vs_pe_retimer(link->ddc, &dprx_pe, 1); for (lane = 0; lane < LANE_COUNT_DP_MAX; lane++) { dpcd_lane_adjust[lane].bits.VOLTAGE_SWING_SET = (dprx_vs >> (2 * lane)) & 0x3; @@ -95,19 +74,11 @@ void dp_fixed_vs_pe_set_retimer_lane_settings( const union dpcd_training_lane dpcd_lane_adjust[LANE_COUNT_DP_MAX], uint8_t lane_count) { - const uint8_t offset = dp_parse_lttpr_repeater_count( - link->dpcd_caps.lttpr_caps.phy_repeater_cnt); const uint8_t vendor_lttpr_write_data_reset[4] = {0x1, 0x50, 0x63, 0xFF}; - uint32_t vendor_lttpr_write_address = 0xF004F; uint8_t vendor_lttpr_write_data_vs[4] = {0x1, 0x51, 0x63, 0x0}; uint8_t vendor_lttpr_write_data_pe[4] = {0x1, 0x52, 0x63, 0x0}; uint8_t lane = 0; - if (offset != 0xFF) { - vendor_lttpr_write_address += - ((DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE) * (offset - 1)); - } - for (lane = 0; lane < lane_count; lane++) { vendor_lttpr_write_data_vs[3] |= dpcd_lane_adjust[lane].bits.VOLTAGE_SWING_SET << (2 * lane); @@ -116,21 +87,14 @@ void dp_fixed_vs_pe_set_retimer_lane_settings( } /* Force LTTPR to output desired VS and PE */ - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_reset[0], - sizeof(vendor_lttpr_write_data_reset)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_vs[0], - sizeof(vendor_lttpr_write_data_vs)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_pe[0], - sizeof(vendor_lttpr_write_data_pe)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_reset[0], sizeof(vendor_lttpr_write_data_reset)); + + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_vs[0], sizeof(vendor_lttpr_write_data_vs)); + + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pe[0], sizeof(vendor_lttpr_write_data_pe)); } static enum link_training_result perform_fixed_vs_pe_nontransparent_training_sequence( @@ -236,7 +200,11 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence_legacy( uint32_t pre_disable_intercept_delay_ms = 0; uint8_t vendor_lttpr_write_data_vs[4] = {0x1, 0x51, 0x63, 0x0}; uint8_t vendor_lttpr_write_data_pe[4] = {0x1, 0x52, 0x63, 0x0}; - uint32_t vendor_lttpr_write_address = 0xF004F; + const uint8_t vendor_lttpr_write_data_4lane_1[4] = {0x1, 0x6E, 0xF2, 0x19}; + const uint8_t vendor_lttpr_write_data_4lane_2[4] = {0x1, 0x6B, 0xF2, 0x01}; + const uint8_t vendor_lttpr_write_data_4lane_3[4] = {0x1, 0x6D, 0xF2, 0x18}; + const uint8_t vendor_lttpr_write_data_4lane_4[4] = {0x1, 0x6C, 0xF2, 0x03}; + const uint8_t vendor_lttpr_write_data_4lane_5[4] = {0x1, 0x03, 0xF3, 0x06}; enum link_training_result status = LINK_TRAINING_SUCCESS; uint8_t lane = 0; union down_spread_ctrl downspread = {0}; @@ -244,10 +212,6 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence_legacy( uint8_t toggle_rate; uint8_t rate; - if (link->local_sink) - pre_disable_intercept_delay_ms = - link->local_sink->edid_caps.panel_patch.delay_disable_aux_intercept_ms; - /* Only 8b/10b is supported */ ASSERT(link_dp_get_encoding_format(<_settings->link_settings) == DP_8b_10b_ENCODING); @@ -258,37 +222,27 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence_legacy( } if (offset != 0xFF) { - vendor_lttpr_write_address += - ((DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE) * (offset - 1)); + if (offset == 2) { + pre_disable_intercept_delay_ms = link->dc->debug.fixed_vs_aux_delay_config_wa; /* Certain display and cable configuration require extra delay */ - if (offset > 2) - pre_disable_intercept_delay_ms = pre_disable_intercept_delay_ms * 2; + } else if (offset > 2) { + pre_disable_intercept_delay_ms = link->dc->debug.fixed_vs_aux_delay_config_wa * 2; + } } /* Vendor specific: Reset lane settings */ - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_reset[0], - sizeof(vendor_lttpr_write_data_reset)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_vs[0], - sizeof(vendor_lttpr_write_data_vs)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_pe[0], - sizeof(vendor_lttpr_write_data_pe)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_reset[0], sizeof(vendor_lttpr_write_data_reset)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_vs[0], sizeof(vendor_lttpr_write_data_vs)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pe[0], sizeof(vendor_lttpr_write_data_pe)); /* Vendor specific: Enable intercept */ - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_intercept_en[0], - sizeof(vendor_lttpr_write_data_intercept_en)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_intercept_en[0], sizeof(vendor_lttpr_write_data_intercept_en)); + /* 1. set link rate, lane count and spread. */ @@ -339,6 +293,19 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence_legacy( DP_DOWNSPREAD_CTRL, lt_settings->link_settings.link_spread); + if (lt_settings->link_settings.lane_count == LANE_COUNT_FOUR) { + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_1[0], sizeof(vendor_lttpr_write_data_4lane_1)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_2[0], sizeof(vendor_lttpr_write_data_4lane_2)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_3[0], sizeof(vendor_lttpr_write_data_4lane_3)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_4[0], sizeof(vendor_lttpr_write_data_4lane_4)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_5[0], sizeof(vendor_lttpr_write_data_4lane_5)); + } + /* 2. Perform link training */ /* Perform Clock Recovery Sequence */ @@ -351,7 +318,6 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence_legacy( union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX]; union lane_align_status_updated dpcd_lane_status_updated; union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = {0}; - enum dc_status dpcd_status = DC_OK; uint8_t i = 0; retries_cr = 0; @@ -386,18 +352,12 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence_legacy( for (i = 0; i < max_vendor_dpcd_retries; i++) { if (pre_disable_intercept_delay_ms != 0) msleep(pre_disable_intercept_delay_ms); - dpcd_status = core_link_write_dpcd( - link, - vendor_lttpr_write_address, + if (link_configure_fixed_vs_pe_retimer(link->ddc, &vendor_lttpr_write_data_intercept_dis[0], - sizeof(vendor_lttpr_write_data_intercept_dis)); - - if (dpcd_status == DC_OK) + sizeof(vendor_lttpr_write_data_intercept_dis))) break; - core_link_write_dpcd( - link, - vendor_lttpr_write_address, + link_configure_fixed_vs_pe_retimer(link->ddc, &vendor_lttpr_write_data_intercept_en[0], sizeof(vendor_lttpr_write_data_intercept_en)); } @@ -413,16 +373,10 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence_legacy( } /* Vendor specific: Update VS and PE to DPRX requested value */ - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_vs[0], - sizeof(vendor_lttpr_write_data_vs)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_pe[0], - sizeof(vendor_lttpr_write_data_pe)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_vs[0], sizeof(vendor_lttpr_write_data_vs)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pe[0], sizeof(vendor_lttpr_write_data_pe)); dpcd_set_lane_settings( link, @@ -518,16 +472,10 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence_legacy( } /* Vendor specific: Update VS and PE to DPRX requested value */ - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_vs[0], - sizeof(vendor_lttpr_write_data_vs)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_pe[0], - sizeof(vendor_lttpr_write_data_pe)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_vs[0], sizeof(vendor_lttpr_write_data_vs)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pe[0], sizeof(vendor_lttpr_write_data_pe)); /* 2. update DPCD*/ if (!retries_ch_eq) @@ -596,10 +544,14 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence( const uint8_t vendor_lttpr_write_data_adicora_eq1[4] = {0x1, 0x55, 0x63, 0x2E}; const uint8_t vendor_lttpr_write_data_adicora_eq2[4] = {0x1, 0x55, 0x63, 0x01}; const uint8_t vendor_lttpr_write_data_adicora_eq3[4] = {0x1, 0x55, 0x63, 0x68}; + uint32_t pre_disable_intercept_delay_ms = 0; uint8_t vendor_lttpr_write_data_vs[4] = {0x1, 0x51, 0x63, 0x0}; uint8_t vendor_lttpr_write_data_pe[4] = {0x1, 0x52, 0x63, 0x0}; - uint32_t pre_disable_intercept_delay_ms = 0; - uint32_t vendor_lttpr_write_address = 0xF004F; + const uint8_t vendor_lttpr_write_data_4lane_1[4] = {0x1, 0x6E, 0xF2, 0x19}; + const uint8_t vendor_lttpr_write_data_4lane_2[4] = {0x1, 0x6B, 0xF2, 0x01}; + const uint8_t vendor_lttpr_write_data_4lane_3[4] = {0x1, 0x6D, 0xF2, 0x18}; + const uint8_t vendor_lttpr_write_data_4lane_4[4] = {0x1, 0x6C, 0xF2, 0x03}; + const uint8_t vendor_lttpr_write_data_4lane_5[4] = {0x1, 0x03, 0xF3, 0x06}; enum link_training_result status = LINK_TRAINING_SUCCESS; uint8_t lane = 0; union down_spread_ctrl downspread = {0}; @@ -607,10 +559,6 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence( uint8_t toggle_rate; uint8_t rate; - if (link->local_sink) - pre_disable_intercept_delay_ms = - link->local_sink->edid_caps.panel_patch.delay_disable_aux_intercept_ms; - /* Only 8b/10b is supported */ ASSERT(link_dp_get_encoding_format(<_settings->link_settings) == DP_8b_10b_ENCODING); @@ -621,37 +569,26 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence( } if (offset != 0xFF) { - vendor_lttpr_write_address += - ((DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE) * (offset - 1)); + if (offset == 2) { + pre_disable_intercept_delay_ms = link->dc->debug.fixed_vs_aux_delay_config_wa; /* Certain display and cable configuration require extra delay */ - if (offset > 2) - pre_disable_intercept_delay_ms = pre_disable_intercept_delay_ms * 2; + } else if (offset > 2) { + pre_disable_intercept_delay_ms = link->dc->debug.fixed_vs_aux_delay_config_wa * 2; + } } /* Vendor specific: Reset lane settings */ - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_reset[0], - sizeof(vendor_lttpr_write_data_reset)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_vs[0], - sizeof(vendor_lttpr_write_data_vs)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_pe[0], - sizeof(vendor_lttpr_write_data_pe)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_reset[0], sizeof(vendor_lttpr_write_data_reset)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_vs[0], sizeof(vendor_lttpr_write_data_vs)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pe[0], sizeof(vendor_lttpr_write_data_pe)); /* Vendor specific: Enable intercept */ - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_intercept_en[0], - sizeof(vendor_lttpr_write_data_intercept_en)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_intercept_en[0], sizeof(vendor_lttpr_write_data_intercept_en)); /* 1. set link rate, lane count and spread. */ @@ -702,6 +639,19 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence( DP_DOWNSPREAD_CTRL, lt_settings->link_settings.link_spread); + if (lt_settings->link_settings.lane_count == LANE_COUNT_FOUR) { + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_1[0], sizeof(vendor_lttpr_write_data_4lane_1)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_2[0], sizeof(vendor_lttpr_write_data_4lane_2)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_3[0], sizeof(vendor_lttpr_write_data_4lane_3)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_4[0], sizeof(vendor_lttpr_write_data_4lane_4)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_4lane_5[0], sizeof(vendor_lttpr_write_data_4lane_5)); + } + /* 2. Perform link training */ /* Perform Clock Recovery Sequence */ @@ -714,7 +664,6 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence( union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX]; union lane_align_status_updated dpcd_lane_status_updated; union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = {0}; - enum dc_status dpcd_status = DC_OK; uint8_t i = 0; retries_cr = 0; @@ -749,18 +698,12 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence( for (i = 0; i < max_vendor_dpcd_retries; i++) { if (pre_disable_intercept_delay_ms != 0) msleep(pre_disable_intercept_delay_ms); - dpcd_status = core_link_write_dpcd( - link, - vendor_lttpr_write_address, + if (link_configure_fixed_vs_pe_retimer(link->ddc, &vendor_lttpr_write_data_intercept_dis[0], - sizeof(vendor_lttpr_write_data_intercept_dis)); - - if (dpcd_status == DC_OK) + sizeof(vendor_lttpr_write_data_intercept_dis))) break; - core_link_write_dpcd( - link, - vendor_lttpr_write_address, + link_configure_fixed_vs_pe_retimer(link->ddc, &vendor_lttpr_write_data_intercept_en[0], sizeof(vendor_lttpr_write_data_intercept_en)); } @@ -776,16 +719,10 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence( } /* Vendor specific: Update VS and PE to DPRX requested value */ - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_vs[0], - sizeof(vendor_lttpr_write_data_vs)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_pe[0], - sizeof(vendor_lttpr_write_data_pe)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_vs[0], sizeof(vendor_lttpr_write_data_vs)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pe[0], sizeof(vendor_lttpr_write_data_pe)); dpcd_set_lane_settings( link, @@ -858,17 +795,14 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence( union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = {0}; union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = {0}; - core_link_write_dpcd( - link, - vendor_lttpr_write_address, + link_configure_fixed_vs_pe_retimer(link->ddc, &vendor_lttpr_write_data_adicora_eq1[0], sizeof(vendor_lttpr_write_data_adicora_eq1)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, + link_configure_fixed_vs_pe_retimer(link->ddc, &vendor_lttpr_write_data_adicora_eq2[0], sizeof(vendor_lttpr_write_data_adicora_eq2)); + /* Note: also check that TPS4 is a supported feature*/ tr_pattern = lt_settings->pattern_for_eq; @@ -892,16 +826,10 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence( } /* Vendor specific: Update VS and PE to DPRX requested value */ - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_vs[0], - sizeof(vendor_lttpr_write_data_vs)); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_pe[0], - sizeof(vendor_lttpr_write_data_pe)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_vs[0], sizeof(vendor_lttpr_write_data_vs)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_pe[0], sizeof(vendor_lttpr_write_data_pe)); /* 2. update DPCD*/ if (!retries_ch_eq) { @@ -914,11 +842,10 @@ enum link_training_result dp_perform_fixed_vs_pe_training_sequence( lt_settings, tr_pattern, 0); - core_link_write_dpcd( - link, - vendor_lttpr_write_address, - &vendor_lttpr_write_data_adicora_eq3[0], - sizeof(vendor_lttpr_write_data_adicora_eq3)); + link_configure_fixed_vs_pe_retimer(link->ddc, + &vendor_lttpr_write_data_adicora_eq3[0], + sizeof(vendor_lttpr_write_data_adicora_eq3)); + } else dpcd_set_lane_settings(link, lt_settings, 0); diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c index 2039a345f23a..98e715aa6d8e 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c @@ -34,9 +34,13 @@ #include "dm_helpers.h" #include "dal_asic_id.h" #include "dce/dmub_psr.h" +#include "dc/dc_dmub_srv.h" +#include "dce/dmub_replay.h" #include "abm.h" #define DC_LOGGER_INIT(logger) +#define DP_SINK_PR_ENABLE_AND_CONFIGURATION 0x37B + /* Travis */ static const uint8_t DP_VGA_LVDS_CONVERTER_ID_2[] = "sivarT"; /* Nutmeg */ @@ -46,43 +50,42 @@ void dp_set_panel_mode(struct dc_link *link, enum dp_panel_mode panel_mode) { union dpcd_edp_config edp_config_set; bool panel_mode_edp = false; + enum dc_status result; memset(&edp_config_set, '\0', sizeof(union dpcd_edp_config)); - if (panel_mode != DP_PANEL_MODE_DEFAULT) { + switch (panel_mode) { + case DP_PANEL_MODE_EDP: + case DP_PANEL_MODE_SPECIAL: + panel_mode_edp = true; + break; - switch (panel_mode) { - case DP_PANEL_MODE_EDP: - case DP_PANEL_MODE_SPECIAL: - panel_mode_edp = true; - break; + default: + break; + } - default: - break; - } + /*set edp panel mode in receiver*/ + result = core_link_read_dpcd( + link, + DP_EDP_CONFIGURATION_SET, + &edp_config_set.raw, + sizeof(edp_config_set.raw)); - /*set edp panel mode in receiver*/ - core_link_read_dpcd( + if (result == DC_OK && + edp_config_set.bits.PANEL_MODE_EDP + != panel_mode_edp) { + + edp_config_set.bits.PANEL_MODE_EDP = + panel_mode_edp; + result = core_link_write_dpcd( link, DP_EDP_CONFIGURATION_SET, &edp_config_set.raw, sizeof(edp_config_set.raw)); - if (edp_config_set.bits.PANEL_MODE_EDP - != panel_mode_edp) { - enum dc_status result; - - edp_config_set.bits.PANEL_MODE_EDP = - panel_mode_edp; - result = core_link_write_dpcd( - link, - DP_EDP_CONFIGURATION_SET, - &edp_config_set.raw, - sizeof(edp_config_set.raw)); - - ASSERT(result == DC_OK); - } + ASSERT(result == DC_OK); } + link->panel_mode = panel_mode; DC_LOG_DETECTION_DP_CAPS("Link: %d eDP panel mode supported: %d " "eDP panel mode enabled: %d \n", @@ -164,6 +167,7 @@ bool edp_set_backlight_level_nits(struct dc_link *link, *(uint32_t *)&dpcd_backlight_set.backlight_level_millinits = backlight_millinits; *(uint16_t *)&dpcd_backlight_set.backlight_transition_time_ms = (uint16_t)transition_time_in_ms; + link->backlight_settings.backlight_millinits = backlight_millinits; if (!link->dpcd_caps.panel_luminance_control) { if (core_link_write_dpcd(link, DP_SOURCE_BACKLIGHT_LEVEL, @@ -251,10 +255,20 @@ static bool read_default_bl_aux(struct dc_link *link, uint32_t *backlight_millin link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT)) return false; - if (!core_link_read_dpcd(link, DP_SOURCE_BACKLIGHT_LEVEL, - (uint8_t *) backlight_millinits, - sizeof(uint32_t))) - return false; + if (!link->dpcd_caps.panel_luminance_control) { + if (!core_link_read_dpcd(link, DP_SOURCE_BACKLIGHT_LEVEL, + (uint8_t *)backlight_millinits, + sizeof(uint32_t))) + return false; + } else { + //setting to 0 as a precaution, since target_luminance_value is 3 bytes + memset(backlight_millinits, 0, sizeof(uint32_t)); + + if (!core_link_read_dpcd(link, DP_EDP_PANEL_TARGET_LUMINANCE_VALUE, + (uint8_t *)backlight_millinits, + sizeof(struct target_luminance_value))) + return false; + } return true; } @@ -276,6 +290,16 @@ bool set_default_brightness_aux(struct dc_link *link) return false; } +bool set_cached_brightness_aux(struct dc_link *link) +{ + if (link->backlight_settings.backlight_millinits) + return edp_set_backlight_level_nits(link, true, + link->backlight_settings.backlight_millinits, 0); + else + return set_default_brightness_aux(link); + return false; +} + bool edp_is_ilr_optimization_required(struct dc_link *link, struct dc_crtc_timing *crtc_timing) { @@ -309,7 +333,7 @@ bool edp_is_ilr_optimization_required(struct dc_link *link, core_link_read_dpcd(link, DP_LANE_COUNT_SET, &lane_count_set.raw, sizeof(lane_count_set)); - req_bw = dc_bandwidth_in_kbps_from_timing(crtc_timing); + req_bw = dc_bandwidth_in_kbps_from_timing(crtc_timing, dc_link_get_highest_encoding_format(link)); if (!crtc_timing->flags.DSC) edp_decide_link_settings(link, &link_setting, req_bw); @@ -807,6 +831,167 @@ bool edp_set_sink_vtotal_in_psr_active(const struct dc_link *link, uint16_t psr_ return true; } +bool edp_set_replay_allow_active(struct dc_link *link, const bool *allow_active, + bool wait, bool force_static, const unsigned int *power_opts) +{ + struct dc *dc = link->ctx->dc; + struct dmub_replay *replay = dc->res_pool->replay; + unsigned int panel_inst; + + if (replay == NULL && force_static) + return false; + + if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst)) + return false; + + /* Set power optimization flag */ + if (power_opts && link->replay_settings.replay_power_opt_active != *power_opts) { + if (link->replay_settings.replay_feature_enabled && replay->funcs->replay_set_power_opt) { + replay->funcs->replay_set_power_opt(replay, *power_opts, panel_inst); + link->replay_settings.replay_power_opt_active = *power_opts; + } + } + + /* Activate or deactivate Replay */ + if (allow_active && link->replay_settings.replay_allow_active != *allow_active) { + // TODO: Handle mux change case if force_static is set + // If force_static is set, just change the replay_allow_active state directly + if (replay != NULL && link->replay_settings.replay_feature_enabled) + replay->funcs->replay_enable(replay, *allow_active, wait, panel_inst); + link->replay_settings.replay_allow_active = *allow_active; + } + + return true; +} + +bool edp_get_replay_state(const struct dc_link *link, uint64_t *state) +{ + struct dc *dc = link->ctx->dc; + struct dmub_replay *replay = dc->res_pool->replay; + unsigned int panel_inst; + enum replay_state pr_state = REPLAY_STATE_0; + + if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst)) + return false; + + if (replay != NULL && link->replay_settings.replay_feature_enabled) + replay->funcs->replay_get_state(replay, &pr_state, panel_inst); + *state = pr_state; + + return true; +} + +bool edp_setup_replay(struct dc_link *link, const struct dc_stream_state *stream) +{ + /* To-do: Setup Replay */ + struct dc *dc = link->ctx->dc; + struct dmub_replay *replay = dc->res_pool->replay; + int i; + unsigned int panel_inst; + struct replay_context replay_context = { 0 }; + unsigned int lineTimeInNs = 0; + + + union replay_enable_and_configuration replay_config; + + union dpcd_alpm_configuration alpm_config; + + replay_context.controllerId = CONTROLLER_ID_UNDEFINED; + + if (!link) + return false; + + if (!replay) + return false; + + if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst)) + return false; + + replay_context.aux_inst = link->ddc->ddc_pin->hw_info.ddc_channel; + replay_context.digbe_inst = link->link_enc->transmitter; + replay_context.digfe_inst = link->link_enc->preferred_engine; + + for (i = 0; i < MAX_PIPES; i++) { + if (dc->current_state->res_ctx.pipe_ctx[i].stream + == stream) { + /* dmcu -1 for all controller id values, + * therefore +1 here + */ + replay_context.controllerId = + dc->current_state->res_ctx.pipe_ctx[i].stream_res.tg->inst + 1; + break; + } + } + + lineTimeInNs = + ((stream->timing.h_total * 1000000) / + (stream->timing.pix_clk_100hz / 10)) + 1; + + replay_context.line_time_in_ns = lineTimeInNs; + + if (replay) + link->replay_settings.replay_feature_enabled = + replay->funcs->replay_copy_settings(replay, link, &replay_context, panel_inst); + if (link->replay_settings.replay_feature_enabled) { + + replay_config.bits.FREESYNC_PANEL_REPLAY_MODE = 1; + replay_config.bits.TIMING_DESYNC_ERROR_VERIFICATION = + link->replay_settings.config.replay_timing_sync_supported; + replay_config.bits.STATE_TRANSITION_ERROR_DETECTION = 1; + dm_helpers_dp_write_dpcd(link->ctx, link, + DP_SINK_PR_ENABLE_AND_CONFIGURATION, + (uint8_t *)&(replay_config.raw), sizeof(uint8_t)); + + memset(&alpm_config, 0, sizeof(alpm_config)); + alpm_config.bits.ENABLE = 1; + dm_helpers_dp_write_dpcd( + link->ctx, + link, + DP_RECEIVER_ALPM_CONFIG, + &alpm_config.raw, + sizeof(alpm_config.raw)); + } + return true; +} + +bool edp_set_coasting_vtotal(struct dc_link *link, uint16_t coasting_vtotal) +{ + struct dc *dc = link->ctx->dc; + struct dmub_replay *replay = dc->res_pool->replay; + unsigned int panel_inst; + + if (!replay) + return false; + + if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst)) + return false; + + if (coasting_vtotal && link->replay_settings.coasting_vtotal != coasting_vtotal) { + replay->funcs->replay_set_coasting_vtotal(replay, coasting_vtotal, panel_inst); + link->replay_settings.coasting_vtotal = coasting_vtotal; + } + + return true; +} + +bool edp_replay_residency(const struct dc_link *link, + unsigned int *residency, const bool is_start, const bool is_alpm) +{ + struct dc *dc = link->ctx->dc; + struct dmub_replay *replay = dc->res_pool->replay; + unsigned int panel_inst; + + if (!dc_get_edp_link_panel_inst(dc, link, &panel_inst)) + return false; + + if (replay != NULL && link->replay_settings.replay_feature_enabled) + replay->funcs->replay_residency(replay, panel_inst, residency, is_start, is_alpm); + else + *residency = 0; + + return true; +} + static struct abm *get_abm_from_stream_res(const struct dc_link *link) { int i; diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h index 28f552080558..0a5bbda8c739 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h @@ -30,6 +30,7 @@ enum dp_panel_mode dp_get_panel_mode(struct dc_link *link); void dp_set_panel_mode(struct dc_link *link, enum dp_panel_mode panel_mode); bool set_default_brightness_aux(struct dc_link *link); +bool set_cached_brightness_aux(struct dc_link *link); void edp_panel_backlight_power_on(struct dc_link *link, bool wait_for_hpd); int edp_get_backlight_level(const struct dc_link *link); bool edp_get_backlight_level_nits(struct dc_link *link, @@ -52,6 +53,14 @@ bool edp_setup_psr(struct dc_link *link, bool edp_set_sink_vtotal_in_psr_active(const struct dc_link *link, uint16_t psr_vtotal_idle, uint16_t psr_vtotal_su); void edp_get_psr_residency(const struct dc_link *link, uint32_t *residency); +bool edp_set_replay_allow_active(struct dc_link *dc_link, const bool *enable, + bool wait, bool force_static, const unsigned int *power_opts); +bool edp_setup_replay(struct dc_link *link, + const struct dc_stream_state *stream); +bool edp_set_coasting_vtotal(struct dc_link *link, uint16_t coasting_vtotal); +bool edp_replay_residency(const struct dc_link *link, + unsigned int *residency, const bool is_start, const bool is_alpm); +bool edp_get_replay_state(const struct dc_link *link, uint64_t *state); bool edp_wait_for_t12(struct dc_link *link); bool edp_is_ilr_optimization_required(struct dc_link *link, struct dc_crtc_timing *crtc_timing); 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