/* * Copyright 2012-15 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 "dm_services.h" /* include DCE11 register header files */ #include "dce/dce_11_0_d.h" #include "dce/dce_11_0_sh_mask.h" #include "dc_types.h" #include "dc_bios_types.h" #include "dc.h" #include "include/grph_object_id.h" #include "include/logger_interface.h" #include "dce110_timing_generator.h" #include "timing_generator.h" #define NUMBER_OF_FRAME_TO_WAIT_ON_TRIGGERED_RESET 10 #define MAX_H_TOTAL (CRTC_H_TOTAL__CRTC_H_TOTAL_MASK + 1) #define MAX_V_TOTAL (CRTC_V_TOTAL__CRTC_V_TOTAL_MASKhw + 1) #define CRTC_REG(reg) (reg + tg110->offsets.crtc) #define DCP_REG(reg) (reg + tg110->offsets.dcp) /* Flowing register offsets are same in files of * dce/dce_11_0_d.h * dce/vi_polaris10_p/vi_polaris10_d.h * * So we can create dce110 timing generator to use it. */ /* * apply_front_porch_workaround * * This is a workaround for a bug that has existed since R5xx and has not been * fixed keep Front porch at minimum 2 for Interlaced mode or 1 for progressive. */ static void dce110_timing_generator_apply_front_porch_workaround( struct timing_generator *tg, struct dc_crtc_timing *timing) { if (timing->flags.INTERLACE == 1) { if (timing->v_front_porch < 2) timing->v_front_porch = 2; } else { if (timing->v_front_porch < 1) timing->v_front_porch = 1; } } /* ***************************************************************************** * Function: is_in_vertical_blank * * @brief * check the current status of CRTC to check if we are in Vertical Blank * regioneased" state * * @return * true if currently in blank region, false otherwise * ***************************************************************************** */ static bool dce110_timing_generator_is_in_vertical_blank( struct timing_generator *tg) { uint32_t addr = 0; uint32_t value = 0; uint32_t field = 0; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); addr = CRTC_REG(mmCRTC_STATUS); value = dm_read_reg(tg->ctx, addr); field = get_reg_field_value(value, CRTC_STATUS, CRTC_V_BLANK); return field == 1; } void dce110_timing_generator_set_early_control( struct timing_generator *tg, uint32_t early_cntl) { uint32_t regval; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t address = CRTC_REG(mmCRTC_CONTROL); regval = dm_read_reg(tg->ctx, address); set_reg_field_value(regval, early_cntl, CRTC_CONTROL, CRTC_HBLANK_EARLY_CONTROL); dm_write_reg(tg->ctx, address, regval); } /* * Enable CRTC * Enable CRTC - call ASIC Control Object to enable Timing generator. */ bool dce110_timing_generator_enable_crtc(struct timing_generator *tg) { enum bp_result result; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t value = 0; /* * 3 is used to make sure V_UPDATE occurs at the beginning of the first * line of vertical front porch */ set_reg_field_value( value, 0, CRTC_MASTER_UPDATE_MODE, MASTER_UPDATE_MODE); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_MASTER_UPDATE_MODE), value); /* TODO: may want this on to catch underflow */ value = 0; dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_MASTER_UPDATE_LOCK), value); result = tg->bp->funcs->enable_crtc(tg->bp, tg110->controller_id, true); return result == BP_RESULT_OK; } void dce110_timing_generator_program_blank_color( struct timing_generator *tg, const struct tg_color *black_color) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t addr = CRTC_REG(mmCRTC_BLACK_COLOR); uint32_t value = dm_read_reg(tg->ctx, addr); set_reg_field_value( value, black_color->color_b_cb, CRTC_BLACK_COLOR, CRTC_BLACK_COLOR_B_CB); set_reg_field_value( value, black_color->color_g_y, CRTC_BLACK_COLOR, CRTC_BLACK_COLOR_G_Y); set_reg_field_value( value, black_color->color_r_cr, CRTC_BLACK_COLOR, CRTC_BLACK_COLOR_R_CR); dm_write_reg(tg->ctx, addr, value); } /* ***************************************************************************** * Function: disable_stereo * * @brief * Disables active stereo on controller * Frame Packing need to be disabled in vBlank or when CRTC not running ***************************************************************************** */ #if 0 @TODOSTEREO static void disable_stereo(struct timing_generator *tg) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t addr = CRTC_REG(mmCRTC_3D_STRUCTURE_CONTROL); uint32_t value = 0; uint32_t test = 0; uint32_t field = 0; uint32_t struc_en = 0; uint32_t struc_stereo_sel_ovr = 0; value = dm_read_reg(tg->ctx, addr); struc_en = get_reg_field_value( value, CRTC_3D_STRUCTURE_CONTROL, CRTC_3D_STRUCTURE_EN); struc_stereo_sel_ovr = get_reg_field_value( value, CRTC_3D_STRUCTURE_CONTROL, CRTC_3D_STRUCTURE_STEREO_SEL_OVR); /* * When disabling Frame Packing in 2 step mode, we need to program both * registers at the same frame * Programming it in the beginning of VActive makes sure we are ok */ if (struc_en != 0 && struc_stereo_sel_ovr == 0) { tg->funcs->wait_for_vblank(tg); tg->funcs->wait_for_vactive(tg); } value = 0; dm_write_reg(tg->ctx, addr, value); addr = tg->regs[IDX_CRTC_STEREO_CONTROL]; dm_write_reg(tg->ctx, addr, value); } #endif /* * disable_crtc - call ASIC Control Object to disable Timing generator. */ bool dce110_timing_generator_disable_crtc(struct timing_generator *tg) { enum bp_result result; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); result = tg->bp->funcs->enable_crtc(tg->bp, tg110->controller_id, false); /* Need to make sure stereo is disabled according to the DCE5.0 spec */ /* * @TODOSTEREO call this when adding stereo support * tg->funcs->disable_stereo(tg); */ return result == BP_RESULT_OK; } /* * program_horz_count_by_2 * Programs DxCRTC_HORZ_COUNT_BY2_EN - 1 for DVI 30bpp mode, 0 otherwise */ static void program_horz_count_by_2( struct timing_generator *tg, const struct dc_crtc_timing *timing) { uint32_t regval; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); regval = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_COUNT_CONTROL)); set_reg_field_value(regval, 0, CRTC_COUNT_CONTROL, CRTC_HORZ_COUNT_BY2_EN); if (timing->flags.HORZ_COUNT_BY_TWO) set_reg_field_value(regval, 1, CRTC_COUNT_CONTROL, CRTC_HORZ_COUNT_BY2_EN); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_COUNT_CONTROL), regval); } /* * program_timing_generator * Program CRTC Timing Registers - DxCRTC_H_*, DxCRTC_V_*, Pixel repetition. * Call ASIC Control Object to program Timings. */ bool dce110_timing_generator_program_timing_generator( struct timing_generator *tg, const struct dc_crtc_timing *dc_crtc_timing) { enum bp_result result; struct bp_hw_crtc_timing_parameters bp_params; struct dc_crtc_timing patched_crtc_timing; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t vsync_offset = dc_crtc_timing->v_border_bottom + dc_crtc_timing->v_front_porch; uint32_t v_sync_start = dc_crtc_timing->v_addressable + vsync_offset; uint32_t hsync_offset = dc_crtc_timing->h_border_right + dc_crtc_timing->h_front_porch; uint32_t h_sync_start = dc_crtc_timing->h_addressable + hsync_offset; memset(&bp_params, 0, sizeof(struct bp_hw_crtc_timing_parameters)); /* Due to an asic bug we need to apply the Front Porch workaround prior * to programming the timing. */ patched_crtc_timing = *dc_crtc_timing; dce110_timing_generator_apply_front_porch_workaround(tg, &patched_crtc_timing); bp_params.controller_id = tg110->controller_id; bp_params.h_total = patched_crtc_timing.h_total; bp_params.h_addressable = patched_crtc_timing.h_addressable; bp_params.v_total = patched_crtc_timing.v_total; bp_params.v_addressable = patched_crtc_timing.v_addressable; bp_params.h_sync_start = h_sync_start; bp_params.h_sync_width = patched_crtc_timing.h_sync_width; bp_params.v_sync_start = v_sync_start; bp_params.v_sync_width = patched_crtc_timing.v_sync_width; /* Set overscan */ bp_params.h_overscan_left = patched_crtc_timing.h_border_left; bp_params.h_overscan_right = patched_crtc_timing.h_border_right; bp_params.v_overscan_top = patched_crtc_timing.v_border_top; bp_params.v_overscan_bottom = patched_crtc_timing.v_border_bottom; /* Set flags */ if (patched_crtc_timing.flags.HSYNC_POSITIVE_POLARITY == 1) bp_params.flags.HSYNC_POSITIVE_POLARITY = 1; if (patched_crtc_timing.flags.VSYNC_POSITIVE_POLARITY == 1) bp_params.flags.VSYNC_POSITIVE_POLARITY = 1; if (patched_crtc_timing.flags.INTERLACE == 1) bp_params.flags.INTERLACE = 1; if (patched_crtc_timing.flags.HORZ_COUNT_BY_TWO == 1) bp_params.flags.HORZ_COUNT_BY_TWO = 1; result = tg->bp->funcs->program_crtc_timing(tg->bp, &bp_params); program_horz_count_by_2(tg, &patched_crtc_timing); tg110->base.funcs->enable_advanced_request(tg, true, &patched_crtc_timing); /* Enable stereo - only when we need to pack 3D frame. Other types * of stereo handled in explicit call */ return result == BP_RESULT_OK; } /* ***************************************************************************** * Function: set_drr * * @brief * Program dynamic refresh rate registers m_DxCRTC_V_TOTAL_*. * * @param [in] pHwCrtcTiming: point to H * wCrtcTiming struct ***************************************************************************** */ void dce110_timing_generator_set_drr( struct timing_generator *tg, const struct drr_params *params) { /* register values */ uint32_t v_total_min = 0; uint32_t v_total_max = 0; uint32_t v_total_cntl = 0; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t addr = 0; addr = CRTC_REG(mmCRTC_V_TOTAL_MIN); v_total_min = dm_read_reg(tg->ctx, addr); addr = CRTC_REG(mmCRTC_V_TOTAL_MAX); v_total_max = dm_read_reg(tg->ctx, addr); addr = CRTC_REG(mmCRTC_V_TOTAL_CONTROL); v_total_cntl = dm_read_reg(tg->ctx, addr); if (params != NULL && params->vertical_total_max > 0 && params->vertical_total_min > 0) { set_reg_field_value(v_total_max, params->vertical_total_max - 1, CRTC_V_TOTAL_MAX, CRTC_V_TOTAL_MAX); set_reg_field_value(v_total_min, params->vertical_total_min - 1, CRTC_V_TOTAL_MIN, CRTC_V_TOTAL_MIN); set_reg_field_value(v_total_cntl, 1, CRTC_V_TOTAL_CONTROL, CRTC_V_TOTAL_MIN_SEL); set_reg_field_value(v_total_cntl, 1, CRTC_V_TOTAL_CONTROL, CRTC_V_TOTAL_MAX_SEL); set_reg_field_value(v_total_cntl, 0, CRTC_V_TOTAL_CONTROL, CRTC_FORCE_LOCK_ON_EVENT); set_reg_field_value(v_total_cntl, 0, CRTC_V_TOTAL_CONTROL, CRTC_FORCE_LOCK_TO_MASTER_VSYNC); set_reg_field_value(v_total_cntl, 0, CRTC_V_TOTAL_CONTROL, CRTC_SET_V_TOTAL_MIN_MASK_EN); set_reg_field_value(v_total_cntl, 0, CRTC_V_TOTAL_CONTROL, CRTC_SET_V_TOTAL_MIN_MASK); } else { set_reg_field_value(v_total_cntl, 0, CRTC_V_TOTAL_CONTROL, CRTC_SET_V_TOTAL_MIN_MASK); set_reg_field_value(v_total_cntl, 0, CRTC_V_TOTAL_CONTROL, CRTC_V_TOTAL_MIN_SEL); set_reg_field_value(v_total_cntl, 0, CRTC_V_TOTAL_CONTROL, CRTC_V_TOTAL_MAX_SEL); set_reg_field_value(v_total_min, 0, CRTC_V_TOTAL_MIN, CRTC_V_TOTAL_MIN); set_reg_field_value(v_total_max, 0, CRTC_V_TOTAL_MAX, CRTC_V_TOTAL_MAX); set_reg_field_value(v_total_cntl, 0, CRTC_V_TOTAL_CONTROL, CRTC_FORCE_LOCK_ON_EVENT); set_reg_field_value(v_total_cntl, 0, CRTC_V_TOTAL_CONTROL, CRTC_FORCE_LOCK_TO_MASTER_VSYNC); } addr = CRTC_REG(mmCRTC_V_TOTAL_MIN); dm_write_reg(tg->ctx, addr, v_total_min); addr = CRTC_REG(mmCRTC_V_TOTAL_MAX); dm_write_reg(tg->ctx, addr, v_total_max); addr = CRTC_REG(mmCRTC_V_TOTAL_CONTROL); dm_write_reg(tg->ctx, addr, v_total_cntl); } void dce110_timing_generator_set_static_screen_control( struct timing_generator *tg, uint32_t event_triggers, uint32_t num_frames) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t static_screen_cntl = 0; uint32_t addr = 0; // By register spec, it only takes 8 bit value if (num_frames > 0xFF) num_frames = 0xFF; addr = CRTC_REG(mmCRTC_STATIC_SCREEN_CONTROL); static_screen_cntl = dm_read_reg(tg->ctx, addr); set_reg_field_value(static_screen_cntl, event_triggers, CRTC_STATIC_SCREEN_CONTROL, CRTC_STATIC_SCREEN_EVENT_MASK); set_reg_field_value(static_screen_cntl, num_frames, CRTC_STATIC_SCREEN_CONTROL, CRTC_STATIC_SCREEN_FRAME_COUNT); dm_write_reg(tg->ctx, addr, static_screen_cntl); } /* * get_vblank_counter * * @brief * Get counter for vertical blanks. use register CRTC_STATUS_FRAME_COUNT which * holds the counter of frames. * * @param * struct timing_generator *tg - [in] timing generator which controls the * desired CRTC * * @return * Counter of frames, which should equal to number of vblanks. */ uint32_t dce110_timing_generator_get_vblank_counter(struct timing_generator *tg) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t addr = CRTC_REG(mmCRTC_STATUS_FRAME_COUNT); uint32_t value = dm_read_reg(tg->ctx, addr); uint32_t field = get_reg_field_value( value, CRTC_STATUS_FRAME_COUNT, CRTC_FRAME_COUNT); return field; } /* ***************************************************************************** * Function: dce110_timing_generator_get_position * * @brief * Returns CRTC vertical/horizontal counters * * @param [out] position ***************************************************************************** */ void dce110_timing_generator_get_position(struct timing_generator *tg, struct crtc_position *position) { uint32_t value; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_STATUS_POSITION)); position->horizontal_count = get_reg_field_value( value, CRTC_STATUS_POSITION, CRTC_HORZ_COUNT); position->vertical_count = get_reg_field_value( value, CRTC_STATUS_POSITION, CRTC_VERT_COUNT); value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_NOM_VERT_POSITION)); position->nominal_vcount = get_reg_field_value( value, CRTC_NOM_VERT_POSITION, CRTC_VERT_COUNT_NOM); } /* ***************************************************************************** * Function: get_crtc_scanoutpos * * @brief * Returns CRTC vertical/horizontal counters * * @param [out] vpos, hpos ***************************************************************************** */ void dce110_timing_generator_get_crtc_scanoutpos( struct timing_generator *tg, uint32_t *v_blank_start, uint32_t *v_blank_end, uint32_t *h_position, uint32_t *v_position) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); struct crtc_position position; uint32_t value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_V_BLANK_START_END)); *v_blank_start = get_reg_field_value(value, CRTC_V_BLANK_START_END, CRTC_V_BLANK_START); *v_blank_end = get_reg_field_value(value, CRTC_V_BLANK_START_END, CRTC_V_BLANK_END); dce110_timing_generator_get_position( tg, &position); *h_position = position.horizontal_count; *v_position = position.vertical_count; } /* TODO: is it safe to assume that mask/shift of Primary and Underlay * are the same? * For example: today CRTC_H_TOTAL == CRTCV_H_TOTAL but is it always * guaranteed? */ void dce110_timing_generator_program_blanking( struct timing_generator *tg, const struct dc_crtc_timing *timing) { uint32_t vsync_offset = timing->v_border_bottom + timing->v_front_porch; uint32_t v_sync_start = timing->v_addressable + vsync_offset; uint32_t hsync_offset = timing->h_border_right + timing->h_front_porch; uint32_t h_sync_start = timing->h_addressable + hsync_offset; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); struct dc_context *ctx = tg->ctx; uint32_t value = 0; uint32_t addr = 0; uint32_t tmp = 0; addr = CRTC_REG(mmCRTC_H_TOTAL); value = dm_read_reg(ctx, addr); set_reg_field_value( value, timing->h_total - 1, CRTC_H_TOTAL, CRTC_H_TOTAL); dm_write_reg(ctx, addr, value); addr = CRTC_REG(mmCRTC_V_TOTAL); value = dm_read_reg(ctx, addr); set_reg_field_value( value, timing->v_total - 1, CRTC_V_TOTAL, CRTC_V_TOTAL); dm_write_reg(ctx, addr, value); /* In case of V_TOTAL_CONTROL is on, make sure V_TOTAL_MAX and * V_TOTAL_MIN are equal to V_TOTAL. */ addr = CRTC_REG(mmCRTC_V_TOTAL_MAX); value = dm_read_reg(ctx, addr); set_reg_field_value( value, timing->v_total - 1, CRTC_V_TOTAL_MAX, CRTC_V_TOTAL_MAX); dm_write_reg(ctx, addr, value); addr = CRTC_REG(mmCRTC_V_TOTAL_MIN); value = dm_read_reg(ctx, addr); set_reg_field_value( value, timing->v_total - 1, CRTC_V_TOTAL_MIN, CRTC_V_TOTAL_MIN); dm_write_reg(ctx, addr, value); addr = CRTC_REG(mmCRTC_H_BLANK_START_END); value = dm_read_reg(ctx, addr); tmp = timing->h_total - (h_sync_start + timing->h_border_left); set_reg_field_value( value, tmp, CRTC_H_BLANK_START_END, CRTC_H_BLANK_END); tmp = tmp + timing->h_addressable + timing->h_border_left + timing->h_border_right; set_reg_field_value( value, tmp, CRTC_H_BLANK_START_END, CRTC_H_BLANK_START); dm_write_reg(ctx, addr, value); addr = CRTC_REG(mmCRTC_V_BLANK_START_END); value = dm_read_reg(ctx, addr); tmp = timing->v_total - (v_sync_start + timing->v_border_top); set_reg_field_value( value, tmp, CRTC_V_BLANK_START_END, CRTC_V_BLANK_END); tmp = tmp + timing->v_addressable + timing->v_border_top + timing->v_border_bottom; set_reg_field_value( value, tmp, CRTC_V_BLANK_START_END, CRTC_V_BLANK_START); dm_write_reg(ctx, addr, value); } void dce110_timing_generator_set_test_pattern( struct timing_generator *tg, /* TODO: replace 'controller_dp_test_pattern' by 'test_pattern_mode' * because this is not DP-specific (which is probably somewhere in DP * encoder) */ enum controller_dp_test_pattern test_pattern, enum dc_color_depth color_depth) { struct dc_context *ctx = tg->ctx; uint32_t value; uint32_t addr; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); enum test_pattern_color_format bit_depth; enum test_pattern_dyn_range dyn_range; enum test_pattern_mode mode; /* color ramp generator mixes 16-bits color */ uint32_t src_bpc = 16; /* requested bpc */ uint32_t dst_bpc; uint32_t index; /* RGB values of the color bars. * Produce two RGB colors: RGB0 - white (all Fs) * and RGB1 - black (all 0s) * (three RGB components for two colors) */ uint16_t src_color[6] = {0xFFFF, 0xFFFF, 0xFFFF, 0x0000, 0x0000, 0x0000}; /* dest color (converted to the specified color format) */ uint16_t dst_color[6]; uint32_t inc_base; /* translate to bit depth */ switch (color_depth) { case COLOR_DEPTH_666: bit_depth = TEST_PATTERN_COLOR_FORMAT_BPC_6; break; case COLOR_DEPTH_888: bit_depth = TEST_PATTERN_COLOR_FORMAT_BPC_8; break; case COLOR_DEPTH_101010: bit_depth = TEST_PATTERN_COLOR_FORMAT_BPC_10; break; case COLOR_DEPTH_121212: bit_depth = TEST_PATTERN_COLOR_FORMAT_BPC_12; break; default: bit_depth = TEST_PATTERN_COLOR_FORMAT_BPC_8; break; } switch (test_pattern) { case CONTROLLER_DP_TEST_PATTERN_COLORSQUARES: case CONTROLLER_DP_TEST_PATTERN_COLORSQUARES_CEA: { dyn_range = (test_pattern == CONTROLLER_DP_TEST_PATTERN_COLORSQUARES_CEA ? TEST_PATTERN_DYN_RANGE_CEA : TEST_PATTERN_DYN_RANGE_VESA); mode = TEST_PATTERN_MODE_COLORSQUARES_RGB; value = 0; addr = CRTC_REG(mmCRTC_TEST_PATTERN_PARAMETERS); set_reg_field_value( value, 6, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_VRES); set_reg_field_value( value, 6, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_HRES); dm_write_reg(ctx, addr, value); addr = CRTC_REG(mmCRTC_TEST_PATTERN_CONTROL); value = 0; set_reg_field_value( value, 1, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_EN); set_reg_field_value( value, mode, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_MODE); set_reg_field_value( value, dyn_range, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_DYNAMIC_RANGE); set_reg_field_value( value, bit_depth, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_COLOR_FORMAT); dm_write_reg(ctx, addr, value); } break; case CONTROLLER_DP_TEST_PATTERN_VERTICALBARS: case CONTROLLER_DP_TEST_PATTERN_HORIZONTALBARS: { mode = (test_pattern == CONTROLLER_DP_TEST_PATTERN_VERTICALBARS ? TEST_PATTERN_MODE_VERTICALBARS : TEST_PATTERN_MODE_HORIZONTALBARS); switch (bit_depth) { case TEST_PATTERN_COLOR_FORMAT_BPC_6: dst_bpc = 6; break; case TEST_PATTERN_COLOR_FORMAT_BPC_8: dst_bpc = 8; break; case TEST_PATTERN_COLOR_FORMAT_BPC_10: dst_bpc = 10; break; default: dst_bpc = 8; break; } /* adjust color to the required colorFormat */ for (index = 0; index < 6; index++) { /* dst = 2^dstBpc * src / 2^srcBpc = src >> * (srcBpc - dstBpc); */ dst_color[index] = src_color[index] >> (src_bpc - dst_bpc); /* CRTC_TEST_PATTERN_DATA has 16 bits, * lowest 6 are hardwired to ZERO * color bits should be left aligned aligned to MSB * XXXXXXXXXX000000 for 10 bit, * XXXXXXXX00000000 for 8 bit and XXXXXX0000000000 for 6 */ dst_color[index] <<= (16 - dst_bpc); } value = 0; addr = CRTC_REG(mmCRTC_TEST_PATTERN_PARAMETERS); dm_write_reg(ctx, addr, value); /* We have to write the mask before data, similar to pipeline. * For example, for 8 bpc, if we want RGB0 to be magenta, * and RGB1 to be cyan, * we need to make 7 writes: * MASK DATA * 000001 00000000 00000000 set mask to R0 * 000010 11111111 00000000 R0 255, 0xFF00, set mask to G0 * 000100 00000000 00000000 G0 0, 0x0000, set mask to B0 * 001000 11111111 00000000 B0 255, 0xFF00, set mask to R1 * 010000 00000000 00000000 R1 0, 0x0000, set mask to G1 * 100000 11111111 00000000 G1 255, 0xFF00, set mask to B1 * 100000 11111111 00000000 B1 255, 0xFF00 * * we will make a loop of 6 in which we prepare the mask, * then write, then prepare the color for next write. * first iteration will write mask only, * but each next iteration color prepared in * previous iteration will be written within new mask, * the last component will written separately, * mask is not changing between 6th and 7th write * and color will be prepared by last iteration */ /* write color, color values mask in CRTC_TEST_PATTERN_MASK * is B1, G1, R1, B0, G0, R0 */ value = 0; addr = CRTC_REG(mmCRTC_TEST_PATTERN_COLOR); for (index = 0; index < 6; index++) { /* prepare color mask, first write PATTERN_DATA * will have all zeros */ set_reg_field_value( value, (1 << index), CRTC_TEST_PATTERN_COLOR, CRTC_TEST_PATTERN_MASK); /* write color component */ dm_write_reg(ctx, addr, value); /* prepare next color component, * will be written in the next iteration */ set_reg_field_value( value, dst_color[index], CRTC_TEST_PATTERN_COLOR, CRTC_TEST_PATTERN_DATA); } /* write last color component, * it's been already prepared in the loop */ dm_write_reg(ctx, addr, value); /* enable test pattern */ addr = CRTC_REG(mmCRTC_TEST_PATTERN_CONTROL); value = 0; set_reg_field_value( value, 1, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_EN); set_reg_field_value( value, mode, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_MODE); set_reg_field_value( value, 0, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_DYNAMIC_RANGE); set_reg_field_value( value, bit_depth, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_COLOR_FORMAT); dm_write_reg(ctx, addr, value); } break; case CONTROLLER_DP_TEST_PATTERN_COLORRAMP: { mode = (bit_depth == TEST_PATTERN_COLOR_FORMAT_BPC_10 ? TEST_PATTERN_MODE_DUALRAMP_RGB : TEST_PATTERN_MODE_SINGLERAMP_RGB); switch (bit_depth) { case TEST_PATTERN_COLOR_FORMAT_BPC_6: dst_bpc = 6; break; case TEST_PATTERN_COLOR_FORMAT_BPC_8: dst_bpc = 8; break; case TEST_PATTERN_COLOR_FORMAT_BPC_10: dst_bpc = 10; break; default: dst_bpc = 8; break; } /* increment for the first ramp for one color gradation * 1 gradation for 6-bit color is 2^10 * gradations in 16-bit color */ inc_base = (src_bpc - dst_bpc); value = 0; addr = CRTC_REG(mmCRTC_TEST_PATTERN_PARAMETERS); switch (bit_depth) { case TEST_PATTERN_COLOR_FORMAT_BPC_6: { set_reg_field_value( value, inc_base, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_INC0); set_reg_field_value( value, 0, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_INC1); set_reg_field_value( value, 6, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_HRES); set_reg_field_value( value, 6, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_VRES); set_reg_field_value( value, 0, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_RAMP0_OFFSET); } break; case TEST_PATTERN_COLOR_FORMAT_BPC_8: { set_reg_field_value( value, inc_base, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_INC0); set_reg_field_value( value, 0, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_INC1); set_reg_field_value( value, 8, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_HRES); set_reg_field_value( value, 6, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_VRES); set_reg_field_value( value, 0, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_RAMP0_OFFSET); } break; case TEST_PATTERN_COLOR_FORMAT_BPC_10: { set_reg_field_value( value, inc_base, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_INC0); set_reg_field_value( value, inc_base + 2, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_INC1); set_reg_field_value( value, 8, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_HRES); set_reg_field_value( value, 5, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_VRES); set_reg_field_value( value, 384 << 6, CRTC_TEST_PATTERN_PARAMETERS, CRTC_TEST_PATTERN_RAMP0_OFFSET); } break; default: break; } dm_write_reg(ctx, addr, value); value = 0; addr = CRTC_REG(mmCRTC_TEST_PATTERN_COLOR); dm_write_reg(ctx, addr, value); /* enable test pattern */ addr = CRTC_REG(mmCRTC_TEST_PATTERN_CONTROL); value = 0; set_reg_field_value( value, 1, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_EN); set_reg_field_value( value, mode, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_MODE); set_reg_field_value( value, 0, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_DYNAMIC_RANGE); /* add color depth translation here */ set_reg_field_value( value, bit_depth, CRTC_TEST_PATTERN_CONTROL, CRTC_TEST_PATTERN_COLOR_FORMAT); dm_write_reg(ctx, addr, value); } break; case CONTROLLER_DP_TEST_PATTERN_VIDEOMODE: { value = 0; dm_write_reg(ctx, CRTC_REG(mmCRTC_TEST_PATTERN_CONTROL), value); dm_write_reg(ctx, CRTC_REG(mmCRTC_TEST_PATTERN_COLOR), value); dm_write_reg(ctx, CRTC_REG(mmCRTC_TEST_PATTERN_PARAMETERS), value); } break; default: break; } } /* * dce110_timing_generator_validate_timing * The timing generators support a maximum display size of is 8192 x 8192 pixels, * including both active display and blanking periods. Check H Total and V Total. */ bool dce110_timing_generator_validate_timing( struct timing_generator *tg, const struct dc_crtc_timing *timing, enum signal_type signal) { uint32_t h_blank; uint32_t h_back_porch, hsync_offset, h_sync_start; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); ASSERT(timing != NULL); if (!timing) return false; hsync_offset = timing->h_border_right + timing->h_front_porch; h_sync_start = timing->h_addressable + hsync_offset; /* Currently we don't support 3D, so block all 3D timings */ if (timing->timing_3d_format != TIMING_3D_FORMAT_NONE) return false; /* Temporarily blocking interlacing mode until it's supported */ if (timing->flags.INTERLACE == 1) return false; /* Check maximum number of pixels supported by Timing Generator * (Currently will never fail, in order to fail needs display which * needs more than 8192 horizontal and * more than 8192 vertical total pixels) */ if (timing->h_total > tg110->max_h_total || timing->v_total > tg110->max_v_total) return false; h_blank = (timing->h_total - timing->h_addressable - timing->h_border_right - timing->h_border_left); if (h_blank < tg110->min_h_blank) return false; if (timing->h_front_porch < tg110->min_h_front_porch) return false; h_back_porch = h_blank - (h_sync_start - timing->h_addressable - timing->h_border_right - timing->h_sync_width); if (h_back_porch < tg110->min_h_back_porch) return false; return true; } /* * Wait till we are at the beginning of VBlank. */ void dce110_timing_generator_wait_for_vblank(struct timing_generator *tg) { /* We want to catch beginning of VBlank here, so if the first try are * in VBlank, we might be very close to Active, in this case wait for * another frame */ while (dce110_timing_generator_is_in_vertical_blank(tg)) { if (!dce110_timing_generator_is_counter_moving(tg)) { /* error - no point to wait if counter is not moving */ break; } } while (!dce110_timing_generator_is_in_vertical_blank(tg)) { if (!dce110_timing_generator_is_counter_moving(tg)) { /* error - no point to wait if counter is not moving */ break; } } } /* * Wait till we are in VActive (anywhere in VActive) */ void dce110_timing_generator_wait_for_vactive(struct timing_generator *tg) { while (dce110_timing_generator_is_in_vertical_blank(tg)) { if (!dce110_timing_generator_is_counter_moving(tg)) { /* error - no point to wait if counter is not moving */ break; } } } /* ***************************************************************************** * Function: dce110_timing_generator_setup_global_swap_lock * * @brief * Setups Global Swap Lock group for current pipe * Pipe can join or leave GSL group, become a TimingServer or TimingClient * * @param [in] gsl_params: setup data ***************************************************************************** */ void dce110_timing_generator_setup_global_swap_lock( struct timing_generator *tg, const struct dcp_gsl_params *gsl_params) { uint32_t value; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t address = DCP_REG(mmDCP_GSL_CONTROL); uint32_t check_point = FLIP_READY_BACK_LOOKUP; value = dm_read_reg(tg->ctx, address); /* This pipe will belong to GSL Group zero. */ set_reg_field_value(value, 1, DCP_GSL_CONTROL, DCP_GSL0_EN); set_reg_field_value(value, gsl_params->gsl_master == tg->inst, DCP_GSL_CONTROL, DCP_GSL_MASTER_EN); set_reg_field_value(value, HFLIP_READY_DELAY, DCP_GSL_CONTROL, DCP_GSL_HSYNC_FLIP_FORCE_DELAY); /* Keep signal low (pending high) during 6 lines. * Also defines minimum interval before re-checking signal. */ set_reg_field_value(value, HFLIP_CHECK_DELAY, DCP_GSL_CONTROL, DCP_GSL_HSYNC_FLIP_CHECK_DELAY); dm_write_reg(tg->ctx, CRTC_REG(mmDCP_GSL_CONTROL), value); value = 0; set_reg_field_value(value, gsl_params->gsl_master, DCIO_GSL0_CNTL, DCIO_GSL0_VSYNC_SEL); set_reg_field_value(value, 0, DCIO_GSL0_CNTL, DCIO_GSL0_TIMING_SYNC_SEL); set_reg_field_value(value, 0, DCIO_GSL0_CNTL, DCIO_GSL0_GLOBAL_UNLOCK_SEL); dm_write_reg(tg->ctx, CRTC_REG(mmDCIO_GSL0_CNTL), value); { uint32_t value_crtc_vtotal; value_crtc_vtotal = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_V_TOTAL)); set_reg_field_value(value, 0,/* DCP_GSL_PURPOSE_SURFACE_FLIP */ DCP_GSL_CONTROL, DCP_GSL_SYNC_SOURCE); /* Checkpoint relative to end of frame */ check_point = get_reg_field_value(value_crtc_vtotal, CRTC_V_TOTAL, CRTC_V_TOTAL); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_GSL_WINDOW), 0); } set_reg_field_value(value, 1, DCP_GSL_CONTROL, DCP_GSL_DELAY_SURFACE_UPDATE_PENDING); dm_write_reg(tg->ctx, address, value); /********************************************************************/ address = CRTC_REG(mmCRTC_GSL_CONTROL); value = dm_read_reg(tg->ctx, address); set_reg_field_value(value, check_point - FLIP_READY_BACK_LOOKUP, CRTC_GSL_CONTROL, CRTC_GSL_CHECK_LINE_NUM); set_reg_field_value(value, VFLIP_READY_DELAY, CRTC_GSL_CONTROL, CRTC_GSL_FORCE_DELAY); dm_write_reg(tg->ctx, address, value); } void dce110_timing_generator_tear_down_global_swap_lock( struct timing_generator *tg) { /* Clear all the register writes done by * dce110_timing_generator_setup_global_swap_lock */ uint32_t value; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t address = DCP_REG(mmDCP_GSL_CONTROL); value = 0; /* This pipe will belong to GSL Group zero. */ /* Settig HW default values from reg specs */ set_reg_field_value(value, 0, DCP_GSL_CONTROL, DCP_GSL0_EN); set_reg_field_value(value, 0, DCP_GSL_CONTROL, DCP_GSL_MASTER_EN); set_reg_field_value(value, 0x2, DCP_GSL_CONTROL, DCP_GSL_HSYNC_FLIP_FORCE_DELAY); set_reg_field_value(value, 0x6, DCP_GSL_CONTROL, DCP_GSL_HSYNC_FLIP_CHECK_DELAY); /* Restore DCP_GSL_PURPOSE_SURFACE_FLIP */ { dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_V_TOTAL)); set_reg_field_value(value, 0, DCP_GSL_CONTROL, DCP_GSL_SYNC_SOURCE); } set_reg_field_value(value, 0, DCP_GSL_CONTROL, DCP_GSL_DELAY_SURFACE_UPDATE_PENDING); dm_write_reg(tg->ctx, address, value); /********************************************************************/ address = CRTC_REG(mmCRTC_GSL_CONTROL); value = 0; set_reg_field_value(value, 0, CRTC_GSL_CONTROL, CRTC_GSL_CHECK_LINE_NUM); set_reg_field_value(value, 0x2, CRTC_GSL_CONTROL, CRTC_GSL_FORCE_DELAY); dm_write_reg(tg->ctx, address, value); } /* ***************************************************************************** * Function: is_counter_moving * * @brief * check if the timing generator is currently going * * @return * true if currently going, false if currently paused or stopped. * ***************************************************************************** */ bool dce110_timing_generator_is_counter_moving(struct timing_generator *tg) { struct crtc_position position1, position2; tg->funcs->get_position(tg, &position1); tg->funcs->get_position(tg, &position2); if (position1.horizontal_count == position2.horizontal_count && position1.vertical_count == position2.vertical_count) return false; else return true; } void dce110_timing_generator_enable_advanced_request( struct timing_generator *tg, bool enable, const struct dc_crtc_timing *timing) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t addr = CRTC_REG(mmCRTC_START_LINE_CONTROL); uint32_t value = dm_read_reg(tg->ctx, addr); if (enable) { set_reg_field_value( value, 0, CRTC_START_LINE_CONTROL, CRTC_LEGACY_REQUESTOR_EN); } else { set_reg_field_value( value, 1, CRTC_START_LINE_CONTROL, CRTC_LEGACY_REQUESTOR_EN); } if ((timing->v_sync_width + timing->v_front_porch) <= 3) { set_reg_field_value( value, 3, CRTC_START_LINE_CONTROL, CRTC_ADVANCED_START_LINE_POSITION); set_reg_field_value( value, 0, CRTC_START_LINE_CONTROL, CRTC_PREFETCH_EN); } else { set_reg_field_value( value, 4, CRTC_START_LINE_CONTROL, CRTC_ADVANCED_START_LINE_POSITION); set_reg_field_value( value, 1, CRTC_START_LINE_CONTROL, CRTC_PREFETCH_EN); } set_reg_field_value( value, 1, CRTC_START_LINE_CONTROL, CRTC_PROGRESSIVE_START_LINE_EARLY); set_reg_field_value( value, 1, CRTC_START_LINE_CONTROL, CRTC_INTERLACE_START_LINE_EARLY); dm_write_reg(tg->ctx, addr, value); } /*TODO: Figure out if we need this function. */ void dce110_timing_generator_set_lock_master(struct timing_generator *tg, bool lock) { struct dc_context *ctx = tg->ctx; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t addr = CRTC_REG(mmCRTC_MASTER_UPDATE_LOCK); uint32_t value = dm_read_reg(ctx, addr); set_reg_field_value( value, lock ? 1 : 0, CRTC_MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK); dm_write_reg(ctx, addr, value); } void dce110_timing_generator_enable_reset_trigger( struct timing_generator *tg, int source_tg_inst) { uint32_t value; uint32_t rising_edge = 0; uint32_t falling_edge = 0; enum trigger_source_select trig_src_select = TRIGGER_SOURCE_SELECT_LOGIC_ZERO; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); /* Setup trigger edge */ { uint32_t pol_value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_V_SYNC_A_CNTL)); /* Register spec has reversed definition: * 0 for positive, 1 for negative */ if (get_reg_field_value(pol_value, CRTC_V_SYNC_A_CNTL, CRTC_V_SYNC_A_POL) == 0) { rising_edge = 1; } else { falling_edge = 1; } } value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_TRIGB_CNTL)); trig_src_select = TRIGGER_SOURCE_SELECT_GSL_GROUP0; set_reg_field_value(value, trig_src_select, CRTC_TRIGB_CNTL, CRTC_TRIGB_SOURCE_SELECT); set_reg_field_value(value, TRIGGER_POLARITY_SELECT_LOGIC_ZERO, CRTC_TRIGB_CNTL, CRTC_TRIGB_POLARITY_SELECT); set_reg_field_value(value, rising_edge, CRTC_TRIGB_CNTL, CRTC_TRIGB_RISING_EDGE_DETECT_CNTL); set_reg_field_value(value, falling_edge, CRTC_TRIGB_CNTL, CRTC_TRIGB_FALLING_EDGE_DETECT_CNTL); set_reg_field_value(value, 0, /* send every signal */ CRTC_TRIGB_CNTL, CRTC_TRIGB_FREQUENCY_SELECT); set_reg_field_value(value, 0, /* no delay */ CRTC_TRIGB_CNTL, CRTC_TRIGB_DELAY); set_reg_field_value(value, 1, /* clear trigger status */ CRTC_TRIGB_CNTL, CRTC_TRIGB_CLEAR); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_TRIGB_CNTL), value); /**************************************************************/ value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_FORCE_COUNT_NOW_CNTL)); set_reg_field_value(value, 2, /* force H count to H_TOTAL and V count to V_TOTAL */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_MODE); set_reg_field_value(value, 1, /* TriggerB - we never use TriggerA */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_TRIG_SEL); set_reg_field_value(value, 1, /* clear trigger status */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_CLEAR); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_FORCE_COUNT_NOW_CNTL), value); } void dce110_timing_generator_enable_crtc_reset( struct timing_generator *tg, int source_tg_inst, struct crtc_trigger_info *crtc_tp) { uint32_t value = 0; uint32_t rising_edge = 0; uint32_t falling_edge = 0; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); /* Setup trigger edge */ switch (crtc_tp->event) { case CRTC_EVENT_VSYNC_RISING: rising_edge = 1; break; case CRTC_EVENT_VSYNC_FALLING: falling_edge = 1; break; } value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_TRIGB_CNTL)); set_reg_field_value(value, source_tg_inst, CRTC_TRIGB_CNTL, CRTC_TRIGB_SOURCE_SELECT); set_reg_field_value(value, TRIGGER_POLARITY_SELECT_LOGIC_ZERO, CRTC_TRIGB_CNTL, CRTC_TRIGB_POLARITY_SELECT); set_reg_field_value(value, rising_edge, CRTC_TRIGB_CNTL, CRTC_TRIGB_RISING_EDGE_DETECT_CNTL); set_reg_field_value(value, falling_edge, CRTC_TRIGB_CNTL, CRTC_TRIGB_FALLING_EDGE_DETECT_CNTL); set_reg_field_value(value, 1, /* clear trigger status */ CRTC_TRIGB_CNTL, CRTC_TRIGB_CLEAR); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_TRIGB_CNTL), value); /**************************************************************/ switch (crtc_tp->delay) { case TRIGGER_DELAY_NEXT_LINE: value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_FORCE_COUNT_NOW_CNTL)); set_reg_field_value(value, 0, /* force H count to H_TOTAL and V count to V_TOTAL */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_MODE); set_reg_field_value(value, 0, /* TriggerB - we never use TriggerA */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_TRIG_SEL); set_reg_field_value(value, 1, /* clear trigger status */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_CLEAR); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_FORCE_COUNT_NOW_CNTL), value); value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_VERT_SYNC_CONTROL)); set_reg_field_value(value, 1, CRTC_VERT_SYNC_CONTROL, CRTC_FORCE_VSYNC_NEXT_LINE_CLEAR); set_reg_field_value(value, 2, CRTC_VERT_SYNC_CONTROL, CRTC_AUTO_FORCE_VSYNC_MODE); break; case TRIGGER_DELAY_NEXT_PIXEL: value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_VERT_SYNC_CONTROL)); set_reg_field_value(value, 1, CRTC_VERT_SYNC_CONTROL, CRTC_FORCE_VSYNC_NEXT_LINE_CLEAR); set_reg_field_value(value, 0, CRTC_VERT_SYNC_CONTROL, CRTC_AUTO_FORCE_VSYNC_MODE); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_VERT_SYNC_CONTROL), value); value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_FORCE_COUNT_NOW_CNTL)); set_reg_field_value(value, 2, /* force H count to H_TOTAL and V count to V_TOTAL */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_MODE); set_reg_field_value(value, 1, /* TriggerB - we never use TriggerA */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_TRIG_SEL); set_reg_field_value(value, 1, /* clear trigger status */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_CLEAR); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_FORCE_COUNT_NOW_CNTL), value); break; } value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_MASTER_UPDATE_MODE)); set_reg_field_value(value, 2, CRTC_MASTER_UPDATE_MODE, MASTER_UPDATE_MODE); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_MASTER_UPDATE_MODE), value); } void dce110_timing_generator_disable_reset_trigger( struct timing_generator *tg) { uint32_t value; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_FORCE_COUNT_NOW_CNTL)); set_reg_field_value(value, 0, /* force counter now mode is disabled */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_MODE); set_reg_field_value(value, 1, /* clear trigger status */ CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_CLEAR); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_FORCE_COUNT_NOW_CNTL), value); value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_VERT_SYNC_CONTROL)); set_reg_field_value(value, 1, CRTC_VERT_SYNC_CONTROL, CRTC_FORCE_VSYNC_NEXT_LINE_CLEAR); set_reg_field_value(value, 0, CRTC_VERT_SYNC_CONTROL, CRTC_AUTO_FORCE_VSYNC_MODE); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_VERT_SYNC_CONTROL), value); /********************************************************************/ value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_TRIGB_CNTL)); set_reg_field_value(value, TRIGGER_SOURCE_SELECT_LOGIC_ZERO, CRTC_TRIGB_CNTL, CRTC_TRIGB_SOURCE_SELECT); set_reg_field_value(value, TRIGGER_POLARITY_SELECT_LOGIC_ZERO, CRTC_TRIGB_CNTL, CRTC_TRIGB_POLARITY_SELECT); set_reg_field_value(value, 1, /* clear trigger status */ CRTC_TRIGB_CNTL, CRTC_TRIGB_CLEAR); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_TRIGB_CNTL), value); } /* ***************************************************************************** * @brief * Checks whether CRTC triggered reset occurred * * @return * true if triggered reset occurred, false otherwise ***************************************************************************** */ bool dce110_timing_generator_did_triggered_reset_occur( struct timing_generator *tg) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_FORCE_COUNT_NOW_CNTL)); uint32_t value1 = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_VERT_SYNC_CONTROL)); bool force = get_reg_field_value(value, CRTC_FORCE_COUNT_NOW_CNTL, CRTC_FORCE_COUNT_NOW_OCCURRED) != 0; bool vert_sync = get_reg_field_value(value1, CRTC_VERT_SYNC_CONTROL, CRTC_FORCE_VSYNC_NEXT_LINE_OCCURRED) != 0; return (force || vert_sync); } /* * dce110_timing_generator_disable_vga * Turn OFF VGA Mode and Timing - DxVGA_CONTROL * VGA Mode and VGA Timing is used by VBIOS on CRT Monitors; */ void dce110_timing_generator_disable_vga( struct timing_generator *tg) { uint32_t addr = 0; uint32_t value = 0; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); switch (tg110->controller_id) { case CONTROLLER_ID_D0: addr = mmD1VGA_CONTROL; break; case CONTROLLER_ID_D1: addr = mmD2VGA_CONTROL; break; case CONTROLLER_ID_D2: addr = mmD3VGA_CONTROL; break; case CONTROLLER_ID_D3: addr = mmD4VGA_CONTROL; break; case CONTROLLER_ID_D4: addr = mmD5VGA_CONTROL; break; case CONTROLLER_ID_D5: addr = mmD6VGA_CONTROL; break; default: break; } value = dm_read_reg(tg->ctx, addr); set_reg_field_value(value, 0, D1VGA_CONTROL, D1VGA_MODE_ENABLE); set_reg_field_value(value, 0, D1VGA_CONTROL, D1VGA_TIMING_SELECT); set_reg_field_value( value, 0, D1VGA_CONTROL, D1VGA_SYNC_POLARITY_SELECT); set_reg_field_value(value, 0, D1VGA_CONTROL, D1VGA_OVERSCAN_COLOR_EN); dm_write_reg(tg->ctx, addr, value); } /* * set_overscan_color_black * * @param :black_color is one of the color space * :this routine will set overscan black color according to the color space. * @return none */ void dce110_timing_generator_set_overscan_color_black( struct timing_generator *tg, const struct tg_color *color) { struct dc_context *ctx = tg->ctx; uint32_t addr; uint32_t value = 0; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); set_reg_field_value( value, color->color_b_cb, CRTC_OVERSCAN_COLOR, CRTC_OVERSCAN_COLOR_BLUE); set_reg_field_value( value, color->color_r_cr, CRTC_OVERSCAN_COLOR, CRTC_OVERSCAN_COLOR_RED); set_reg_field_value( value, color->color_g_y, CRTC_OVERSCAN_COLOR, CRTC_OVERSCAN_COLOR_GREEN); addr = CRTC_REG(mmCRTC_OVERSCAN_COLOR); dm_write_reg(ctx, addr, value); addr = CRTC_REG(mmCRTC_BLACK_COLOR); dm_write_reg(ctx, addr, value); /* This is desirable to have a constant DAC output voltage during the * blank time that is higher than the 0 volt reference level that the * DAC outputs when the NBLANK signal * is asserted low, such as for output to an analog TV. */ addr = CRTC_REG(mmCRTC_BLANK_DATA_COLOR); dm_write_reg(ctx, addr, value); /* TO DO we have to program EXT registers and we need to know LB DATA * format because it is used when more 10 , i.e. 12 bits per color * * m_mmDxCRTC_OVERSCAN_COLOR_EXT * m_mmDxCRTC_BLACK_COLOR_EXT * m_mmDxCRTC_BLANK_DATA_COLOR_EXT */ } void dce110_tg_program_blank_color(struct timing_generator *tg, const struct tg_color *black_color) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t addr = CRTC_REG(mmCRTC_BLACK_COLOR); uint32_t value = dm_read_reg(tg->ctx, addr); set_reg_field_value( value, black_color->color_b_cb, CRTC_BLACK_COLOR, CRTC_BLACK_COLOR_B_CB); set_reg_field_value( value, black_color->color_g_y, CRTC_BLACK_COLOR, CRTC_BLACK_COLOR_G_Y); set_reg_field_value( value, black_color->color_r_cr, CRTC_BLACK_COLOR, CRTC_BLACK_COLOR_R_CR); dm_write_reg(tg->ctx, addr, value); addr = CRTC_REG(mmCRTC_BLANK_DATA_COLOR); dm_write_reg(tg->ctx, addr, value); } void dce110_tg_set_overscan_color(struct timing_generator *tg, const struct tg_color *overscan_color) { struct dc_context *ctx = tg->ctx; uint32_t value = 0; uint32_t addr; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); set_reg_field_value( value, overscan_color->color_b_cb, CRTC_OVERSCAN_COLOR, CRTC_OVERSCAN_COLOR_BLUE); set_reg_field_value( value, overscan_color->color_g_y, CRTC_OVERSCAN_COLOR, CRTC_OVERSCAN_COLOR_GREEN); set_reg_field_value( value, overscan_color->color_r_cr, CRTC_OVERSCAN_COLOR, CRTC_OVERSCAN_COLOR_RED); addr = CRTC_REG(mmCRTC_OVERSCAN_COLOR); dm_write_reg(ctx, addr, value); } void dce110_tg_program_timing(struct timing_generator *tg, const struct dc_crtc_timing *timing, int vready_offset, int vstartup_start, int vupdate_offset, int vupdate_width, int pstate_keepout, const enum signal_type signal, bool use_vbios) { if (use_vbios) dce110_timing_generator_program_timing_generator(tg, timing); else dce110_timing_generator_program_blanking(tg, timing); } bool dce110_tg_is_blanked(struct timing_generator *tg) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t value = dm_read_reg(tg->ctx, CRTC_REG(mmCRTC_BLANK_CONTROL)); if (get_reg_field_value( value, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN) == 1 && get_reg_field_value( value, CRTC_BLANK_CONTROL, CRTC_CURRENT_BLANK_STATE) == 1) return true; return false; } void dce110_tg_set_blank(struct timing_generator *tg, bool enable_blanking) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t value = 0; set_reg_field_value( value, 1, CRTC_DOUBLE_BUFFER_CONTROL, CRTC_BLANK_DATA_DOUBLE_BUFFER_EN); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_DOUBLE_BUFFER_CONTROL), value); value = 0; if (enable_blanking) { set_reg_field_value( value, 1, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_BLANK_CONTROL), value); } else dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_BLANK_CONTROL), 0); } bool dce110_tg_validate_timing(struct timing_generator *tg, const struct dc_crtc_timing *timing) { return dce110_timing_generator_validate_timing(tg, timing, SIGNAL_TYPE_NONE); } /* "Container" vs. "pixel" is a concept within HW blocks, mostly those closer to the back-end. It works like this: * * - In most of the formats (RGB or YCbCr 4:4:4, 4:2:2 uncompressed and DSC 4:2:2 Simple) pixel rate is the same as * container rate. * * - In 4:2:0 (DSC or uncompressed) there are two pixels per container, hence the target container rate has to be * halved to maintain the correct pixel rate. * * - Unlike 4:2:2 uncompressed, DSC 4:2:2 Native also has two pixels per container (this happens when DSC is applied * to it) and has to be treated the same as 4:2:0, i.e. target containter rate has to be halved in this case as well. * */ bool dce110_is_two_pixels_per_container(const struct dc_crtc_timing *timing) { return timing->pixel_encoding == PIXEL_ENCODING_YCBCR420; } void dce110_tg_wait_for_state(struct timing_generator *tg, enum crtc_state state) { switch (state) { case CRTC_STATE_VBLANK: dce110_timing_generator_wait_for_vblank(tg); break; case CRTC_STATE_VACTIVE: dce110_timing_generator_wait_for_vactive(tg); break; default: break; } } void dce110_tg_set_colors(struct timing_generator *tg, const struct tg_color *blank_color, const struct tg_color *overscan_color) { if (blank_color != NULL) dce110_tg_program_blank_color(tg, blank_color); if (overscan_color != NULL) dce110_tg_set_overscan_color(tg, overscan_color); } /* Gets first line of blank region of the display timing for CRTC * and programms is as a trigger to fire vertical interrupt */ bool dce110_arm_vert_intr(struct timing_generator *tg, uint8_t width) { struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); uint32_t v_blank_start = 0; uint32_t v_blank_end = 0; uint32_t val = 0; uint32_t h_position, v_position; tg->funcs->get_scanoutpos( tg, &v_blank_start, &v_blank_end, &h_position, &v_position); if (v_blank_start == 0 || v_blank_end == 0) return false; set_reg_field_value( val, v_blank_start, CRTC_VERTICAL_INTERRUPT0_POSITION, CRTC_VERTICAL_INTERRUPT0_LINE_START); /* Set interval width for interrupt to fire to 1 scanline */ set_reg_field_value( val, v_blank_start + width, CRTC_VERTICAL_INTERRUPT0_POSITION, CRTC_VERTICAL_INTERRUPT0_LINE_END); dm_write_reg(tg->ctx, CRTC_REG(mmCRTC_VERTICAL_INTERRUPT0_POSITION), val); return true; } static bool dce110_is_tg_enabled(struct timing_generator *tg) { uint32_t addr = 0; uint32_t value = 0; uint32_t field = 0; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); addr = CRTC_REG(mmCRTC_CONTROL); value = dm_read_reg(tg->ctx, addr); field = get_reg_field_value(value, CRTC_CONTROL, CRTC_CURRENT_MASTER_EN_STATE); return field == 1; } bool dce110_configure_crc(struct timing_generator *tg, const struct crc_params *params) { uint32_t cntl_addr = 0; uint32_t addr = 0; uint32_t value; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); /* Cannot configure crc on a CRTC that is disabled */ if (!dce110_is_tg_enabled(tg)) return false; cntl_addr = CRTC_REG(mmCRTC_CRC_CNTL); /* First, disable CRC before we configure it. */ dm_write_reg(tg->ctx, cntl_addr, 0); if (!params->enable) return true; /* Program frame boundaries */ /* Window A x axis start and end. */ value = 0; addr = CRTC_REG(mmCRTC_CRC0_WINDOWA_X_CONTROL); set_reg_field_value(value, params->windowa_x_start, CRTC_CRC0_WINDOWA_X_CONTROL, CRTC_CRC0_WINDOWA_X_START); set_reg_field_value(value, params->windowa_x_end, CRTC_CRC0_WINDOWA_X_CONTROL, CRTC_CRC0_WINDOWA_X_END); dm_write_reg(tg->ctx, addr, value); /* Window A y axis start and end. */ value = 0; addr = CRTC_REG(mmCRTC_CRC0_WINDOWA_Y_CONTROL); set_reg_field_value(value, params->windowa_y_start, CRTC_CRC0_WINDOWA_Y_CONTROL, CRTC_CRC0_WINDOWA_Y_START); set_reg_field_value(value, params->windowa_y_end, CRTC_CRC0_WINDOWA_Y_CONTROL, CRTC_CRC0_WINDOWA_Y_END); dm_write_reg(tg->ctx, addr, value); /* Window B x axis start and end. */ value = 0; addr = CRTC_REG(mmCRTC_CRC0_WINDOWB_X_CONTROL); set_reg_field_value(value, params->windowb_x_start, CRTC_CRC0_WINDOWB_X_CONTROL, CRTC_CRC0_WINDOWB_X_START); set_reg_field_value(value, params->windowb_x_end, CRTC_CRC0_WINDOWB_X_CONTROL, CRTC_CRC0_WINDOWB_X_END); dm_write_reg(tg->ctx, addr, value); /* Window B y axis start and end. */ value = 0; addr = CRTC_REG(mmCRTC_CRC0_WINDOWB_Y_CONTROL); set_reg_field_value(value, params->windowb_y_start, CRTC_CRC0_WINDOWB_Y_CONTROL, CRTC_CRC0_WINDOWB_Y_START); set_reg_field_value(value, params->windowb_y_end, CRTC_CRC0_WINDOWB_Y_CONTROL, CRTC_CRC0_WINDOWB_Y_END); dm_write_reg(tg->ctx, addr, value); /* Set crc mode and selection, and enable. Only using CRC0*/ value = 0; set_reg_field_value(value, params->continuous_mode ? 1 : 0, CRTC_CRC_CNTL, CRTC_CRC_CONT_EN); set_reg_field_value(value, params->selection, CRTC_CRC_CNTL, CRTC_CRC0_SELECT); set_reg_field_value(value, 1, CRTC_CRC_CNTL, CRTC_CRC_EN); dm_write_reg(tg->ctx, cntl_addr, value); return true; } bool dce110_get_crc(struct timing_generator *tg, uint32_t *r_cr, uint32_t *g_y, uint32_t *b_cb) { uint32_t addr = 0; uint32_t value = 0; uint32_t field = 0; struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); addr = CRTC_REG(mmCRTC_CRC_CNTL); value = dm_read_reg(tg->ctx, addr); field = get_reg_field_value(value, CRTC_CRC_CNTL, CRTC_CRC_EN); /* Early return if CRC is not enabled for this CRTC */ if (!field) return false; addr = CRTC_REG(mmCRTC_CRC0_DATA_RG); value = dm_read_reg(tg->ctx, addr); *r_cr = get_reg_field_value(value, CRTC_CRC0_DATA_RG, CRC0_R_CR); *g_y = get_reg_field_value(value, CRTC_CRC0_DATA_RG, CRC0_G_Y); addr = CRTC_REG(mmCRTC_CRC0_DATA_B); value = dm_read_reg(tg->ctx, addr); *b_cb = get_reg_field_value(value, CRTC_CRC0_DATA_B, CRC0_B_CB); return true; } static const struct timing_generator_funcs dce110_tg_funcs = { .validate_timing = dce110_tg_validate_timing, .program_timing = dce110_tg_program_timing, .enable_crtc = dce110_timing_generator_enable_crtc, .disable_crtc = dce110_timing_generator_disable_crtc, .is_counter_moving = dce110_timing_generator_is_counter_moving, .get_position = dce110_timing_generator_get_position, .get_frame_count = dce110_timing_generator_get_vblank_counter, .get_scanoutpos = dce110_timing_generator_get_crtc_scanoutpos, .set_early_control = dce110_timing_generator_set_early_control, .wait_for_state = dce110_tg_wait_for_state, .set_blank = dce110_tg_set_blank, .is_blanked = dce110_tg_is_blanked, .set_colors = dce110_tg_set_colors, .set_overscan_blank_color = dce110_timing_generator_set_overscan_color_black, .set_blank_color = dce110_timing_generator_program_blank_color, .disable_vga = dce110_timing_generator_disable_vga, .did_triggered_reset_occur = dce110_timing_generator_did_triggered_reset_occur, .setup_global_swap_lock = dce110_timing_generator_setup_global_swap_lock, .enable_reset_trigger = dce110_timing_generator_enable_reset_trigger, .enable_crtc_reset = dce110_timing_generator_enable_crtc_reset, .disable_reset_trigger = dce110_timing_generator_disable_reset_trigger, .tear_down_global_swap_lock = dce110_timing_generator_tear_down_global_swap_lock, .enable_advanced_request = dce110_timing_generator_enable_advanced_request, .set_drr = dce110_timing_generator_set_drr, .get_last_used_drr_vtotal = NULL, .set_static_screen_control = dce110_timing_generator_set_static_screen_control, .set_test_pattern = dce110_timing_generator_set_test_pattern, .arm_vert_intr = dce110_arm_vert_intr, .is_tg_enabled = dce110_is_tg_enabled, .configure_crc = dce110_configure_crc, .get_crc = dce110_get_crc, .is_two_pixels_per_container = dce110_is_two_pixels_per_container, }; void dce110_timing_generator_construct( struct dce110_timing_generator *tg110, struct dc_context *ctx, uint32_t instance, const struct dce110_timing_generator_offsets *offsets) { tg110->controller_id = CONTROLLER_ID_D0 + instance; tg110->base.inst = instance; tg110->offsets = *offsets; tg110->base.funcs = &dce110_tg_funcs; tg110->base.ctx = ctx; tg110->base.bp = ctx->dc_bios; tg110->max_h_total = CRTC_H_TOTAL__CRTC_H_TOTAL_MASK + 1; tg110->max_v_total = CRTC_V_TOTAL__CRTC_V_TOTAL_MASK + 1; tg110->min_h_blank = 56; tg110->min_h_front_porch = 4; tg110->min_h_back_porch = 4; }