diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/Makefile | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_abm.c | 104 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c | 884 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.h (renamed from drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h) | 105 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c | 947 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h | 52 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c | 23 |
8 files changed, 1074 insertions, 1045 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/Makefile b/drivers/gpu/drm/amd/display/dc/dce/Makefile index 8f7f0e8b341f..6d7b64a743ca 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/Makefile +++ b/drivers/gpu/drm/amd/display/dc/dce/Makefile @@ -28,7 +28,7 @@ DCE = dce_audio.o dce_stream_encoder.o dce_link_encoder.o dce_hwseq.o \ dce_mem_input.o dce_clock_source.o dce_scl_filters.o dce_transform.o \ -dce_clocks.o dce_opp.o dce_dmcu.o dce_abm.o dce_ipp.o dce_aux.o \ +dce_clk_mgr.o dce_opp.o dce_dmcu.o dce_abm.o dce_ipp.o dce_aux.o \ dce_i2c.o dce_i2c_hw.o dce_i2c_sw.o AMD_DAL_DCE = $(addprefix $(AMDDALPATH)/dc/dce/,$(DCE)) diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c index 29294db1a96b..2a342eae80fd 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c @@ -54,7 +54,7 @@ #define MCP_DISABLE_ABM_IMMEDIATELY 255 -static unsigned int get_current_backlight_16_bit(struct dce_abm *abm_dce) +static unsigned int calculate_16_bit_backlight_from_pwm(struct dce_abm *abm_dce) { uint64_t current_backlight; uint32_t round_result; @@ -103,45 +103,21 @@ static unsigned int get_current_backlight_16_bit(struct dce_abm *abm_dce) return (uint32_t)(current_backlight); } -static void driver_set_backlight_level(struct dce_abm *abm_dce, uint32_t level) +static void driver_set_backlight_level(struct dce_abm *abm_dce, + uint32_t backlight_pwm_u16_16) { - uint32_t backlight_24bit; - uint32_t backlight_17bit; uint32_t backlight_16bit; uint32_t masked_pwm_period; - uint8_t rounding_bit; uint8_t bit_count; uint64_t active_duty_cycle; uint32_t pwm_period_bitcnt; /* - * 1. Convert 8-bit value to 17 bit U1.16 format - * (1 integer, 16 fractional bits) - */ - - /* 1.1 multiply 8 bit value by 0x10101 to get a 24 bit value, - * effectively multiplying value by 256/255 - * eg. for a level of 0xEF, backlight_24bit = 0xEF * 0x10101 = 0xEFEFEF - */ - backlight_24bit = level * 0x10101; - - /* 1.2 The upper 16 bits of the 24 bit value is the fraction, lower 8 - * used for rounding, take most significant bit of fraction for - * rounding, e.g. for 0xEFEFEF, rounding bit is 1 - */ - rounding_bit = (backlight_24bit >> 7) & 1; - - /* 1.3 Add the upper 16 bits of the 24 bit value with the rounding bit - * resulting in a 17 bit value e.g. 0xEFF0 = (0xEFEFEF >> 8) + 1 - */ - backlight_17bit = (backlight_24bit >> 8) + rounding_bit; - - /* - * 2. Find 16 bit backlight active duty cycle, where 0 <= backlight + * 1. Find 16 bit backlight active duty cycle, where 0 <= backlight * active duty cycle <= backlight period */ - /* 2.1 Apply bitmask for backlight period value based on value of BITCNT + /* 1.1 Apply bitmask for backlight period value based on value of BITCNT */ REG_GET_2(BL_PWM_PERIOD_CNTL, BL_PWM_PERIOD_BITCNT, &pwm_period_bitcnt, @@ -155,13 +131,13 @@ static void driver_set_backlight_level(struct dce_abm *abm_dce, uint32_t level) /* e.g. maskedPwmPeriod = 0x24 when bitCount is 6 */ masked_pwm_period = masked_pwm_period & ((1 << bit_count) - 1); - /* 2.2 Calculate integer active duty cycle required upper 16 bits + /* 1.2 Calculate integer active duty cycle required upper 16 bits * contain integer component, lower 16 bits contain fractional component * of active duty cycle e.g. 0x21BDC0 = 0xEFF0 * 0x24 */ - active_duty_cycle = backlight_17bit * masked_pwm_period; + active_duty_cycle = backlight_pwm_u16_16 * masked_pwm_period; - /* 2.3 Calculate 16 bit active duty cycle from integer and fractional + /* 1.3 Calculate 16 bit active duty cycle from integer and fractional * components shift by bitCount then mask 16 bits and add rounding bit * from MSB of fraction e.g. 0x86F7 = ((0x21BDC0 >> 6) & 0xFFF) + 0 */ @@ -170,23 +146,23 @@ static void driver_set_backlight_level(struct dce_abm *abm_dce, uint32_t level) backlight_16bit += (active_duty_cycle >> (bit_count - 1)) & 0x1; /* - * 3. Program register with updated value + * 2. Program register with updated value */ - /* 3.1 Lock group 2 backlight registers */ + /* 2.1 Lock group 2 backlight registers */ REG_UPDATE_2(BL_PWM_GRP1_REG_LOCK, BL_PWM_GRP1_IGNORE_MASTER_LOCK_EN, 1, BL_PWM_GRP1_REG_LOCK, 1); - // 3.2 Write new active duty cycle + // 2.2 Write new active duty cycle REG_UPDATE(BL_PWM_CNTL, BL_ACTIVE_INT_FRAC_CNT, backlight_16bit); - /* 3.3 Unlock group 2 backlight registers */ + /* 2.3 Unlock group 2 backlight registers */ REG_UPDATE(BL_PWM_GRP1_REG_LOCK, BL_PWM_GRP1_REG_LOCK, 0); - /* 5.4.4 Wait for pending bit to be cleared */ + /* 3 Wait for pending bit to be cleared */ REG_WAIT(BL_PWM_GRP1_REG_LOCK, BL_PWM_GRP1_REG_UPDATE_PENDING, 0, 1, 10000); @@ -194,16 +170,21 @@ static void driver_set_backlight_level(struct dce_abm *abm_dce, uint32_t level) static void dmcu_set_backlight_level( struct dce_abm *abm_dce, - uint32_t level, + uint32_t backlight_pwm_u16_16, uint32_t frame_ramp, uint32_t controller_id) { - unsigned int backlight_16_bit = (level * 0x10101) >> 8; - unsigned int backlight_17_bit = backlight_16_bit + - (((backlight_16_bit & 0x80) >> 7) & 1); + unsigned int backlight_8_bit = 0; uint32_t rampingBoundary = 0xFFFF; uint32_t s2; + if (backlight_pwm_u16_16 & 0x10000) + // Check for max backlight condition + backlight_8_bit = 0xFF; + else + // Take MSB of fractional part since backlight is not max + backlight_8_bit = (backlight_pwm_u16_16 >> 8) & 0xFF; + /* set ramping boundary */ REG_WRITE(MASTER_COMM_DATA_REG1, rampingBoundary); @@ -220,7 +201,7 @@ static void dmcu_set_backlight_level( 0, 1, 80000); /* setDMCUParam_BL */ - REG_UPDATE(BL1_PWM_USER_LEVEL, BL1_PWM_USER_LEVEL, backlight_17_bit); + REG_UPDATE(BL1_PWM_USER_LEVEL, BL1_PWM_USER_LEVEL, backlight_pwm_u16_16); /* write ramp */ if (controller_id == 0) @@ -237,9 +218,9 @@ static void dmcu_set_backlight_level( s2 = REG_READ(BIOS_SCRATCH_2); s2 &= ~ATOM_S2_CURRENT_BL_LEVEL_MASK; - level &= (ATOM_S2_CURRENT_BL_LEVEL_MASK >> + backlight_8_bit &= (ATOM_S2_CURRENT_BL_LEVEL_MASK >> ATOM_S2_CURRENT_BL_LEVEL_SHIFT); - s2 |= (level << ATOM_S2_CURRENT_BL_LEVEL_SHIFT); + s2 |= (backlight_8_bit << ATOM_S2_CURRENT_BL_LEVEL_SHIFT); REG_WRITE(BIOS_SCRATCH_2, s2); } @@ -247,7 +228,7 @@ static void dmcu_set_backlight_level( static void dce_abm_init(struct abm *abm) { struct dce_abm *abm_dce = TO_DCE_ABM(abm); - unsigned int backlight = get_current_backlight_16_bit(abm_dce); + unsigned int backlight = calculate_16_bit_backlight_from_pwm(abm_dce); REG_WRITE(DC_ABM1_HG_SAMPLE_RATE, 0x103); REG_WRITE(DC_ABM1_HG_SAMPLE_RATE, 0x101); @@ -284,12 +265,26 @@ static void dce_abm_init(struct abm *abm) ABM1_BL_REG_READ_MISSED_FRAME_CLEAR, 1); } -static unsigned int dce_abm_get_current_backlight_8_bit(struct abm *abm) +static unsigned int dce_abm_get_current_backlight(struct abm *abm) { struct dce_abm *abm_dce = TO_DCE_ABM(abm); unsigned int backlight = REG_READ(BL1_PWM_CURRENT_ABM_LEVEL); - return (backlight >> 8); + /* return backlight in hardware format which is unsigned 17 bits, with + * 1 bit integer and 16 bit fractional + */ + return backlight; +} + +static unsigned int dce_abm_get_target_backlight(struct abm *abm) +{ + struct dce_abm *abm_dce = TO_DCE_ABM(abm); + unsigned int backlight = REG_READ(BL1_PWM_TARGET_ABM_LEVEL); + + /* return backlight in hardware format which is unsigned 17 bits, with + * 1 bit integer and 16 bit fractional + */ + return backlight; } static bool dce_abm_set_level(struct abm *abm, uint32_t level) @@ -396,9 +391,9 @@ static bool dce_abm_init_backlight(struct abm *abm) return true; } -static bool dce_abm_set_backlight_level( +static bool dce_abm_set_backlight_level_pwm( struct abm *abm, - unsigned int backlight_level, + unsigned int backlight_pwm_u16_16, unsigned int frame_ramp, unsigned int controller_id, bool use_smooth_brightness) @@ -406,16 +401,16 @@ static bool dce_abm_set_backlight_level( struct dce_abm *abm_dce = TO_DCE_ABM(abm); DC_LOG_BACKLIGHT("New Backlight level: %d (0x%X)\n", - backlight_level, backlight_level); + backlight_pwm_u16_16, backlight_pwm_u16_16); /* If DMCU is in reset state, DMCU is uninitialized */ if (use_smooth_brightness) dmcu_set_backlight_level(abm_dce, - backlight_level, + backlight_pwm_u16_16, frame_ramp, controller_id); else - driver_set_backlight_level(abm_dce, backlight_level); + driver_set_backlight_level(abm_dce, backlight_pwm_u16_16); return true; } @@ -424,8 +419,9 @@ static const struct abm_funcs dce_funcs = { .abm_init = dce_abm_init, .set_abm_level = dce_abm_set_level, .init_backlight = dce_abm_init_backlight, - .set_backlight_level = dce_abm_set_backlight_level, - .get_current_backlight_8_bit = dce_abm_get_current_backlight_8_bit, + .set_backlight_level_pwm = dce_abm_set_backlight_level_pwm, + .get_current_backlight = dce_abm_get_current_backlight, + .get_target_backlight = dce_abm_get_target_backlight, .set_abm_immediate_disable = dce_abm_immediate_disable }; diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c new file mode 100644 index 000000000000..bd22f51813bf --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c @@ -0,0 +1,884 @@ +/* + * Copyright 2012-16 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 "dce_clk_mgr.h" + +#include "reg_helper.h" +#include "dmcu.h" +#include "core_types.h" +#include "dal_asic_id.h" + +#define TO_DCE_CLK_MGR(clocks)\ + container_of(clocks, struct dce_clk_mgr, base) + +#define REG(reg) \ + (clk_mgr_dce->regs->reg) + +#undef FN +#define FN(reg_name, field_name) \ + clk_mgr_dce->clk_mgr_shift->field_name, clk_mgr_dce->clk_mgr_mask->field_name + +#define CTX \ + clk_mgr_dce->base.ctx +#define DC_LOGGER \ + clk_mgr->ctx->logger + +/* Max clock values for each state indexed by "enum clocks_state": */ +static const struct state_dependent_clocks dce80_max_clks_by_state[] = { +/* ClocksStateInvalid - should not be used */ +{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, +/* ClocksStateUltraLow - not expected to be used for DCE 8.0 */ +{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, +/* ClocksStateLow */ +{ .display_clk_khz = 352000, .pixel_clk_khz = 330000}, +/* ClocksStateNominal */ +{ .display_clk_khz = 600000, .pixel_clk_khz = 400000 }, +/* ClocksStatePerformance */ +{ .display_clk_khz = 600000, .pixel_clk_khz = 400000 } }; + +static const struct state_dependent_clocks dce110_max_clks_by_state[] = { +/*ClocksStateInvalid - should not be used*/ +{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, +/*ClocksStateUltraLow - currently by HW design team not supposed to be used*/ +{ .display_clk_khz = 352000, .pixel_clk_khz = 330000 }, +/*ClocksStateLow*/ +{ .display_clk_khz = 352000, .pixel_clk_khz = 330000 }, +/*ClocksStateNominal*/ +{ .display_clk_khz = 467000, .pixel_clk_khz = 400000 }, +/*ClocksStatePerformance*/ +{ .display_clk_khz = 643000, .pixel_clk_khz = 400000 } }; + +static const struct state_dependent_clocks dce112_max_clks_by_state[] = { +/*ClocksStateInvalid - should not be used*/ +{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, +/*ClocksStateUltraLow - currently by HW design team not supposed to be used*/ +{ .display_clk_khz = 389189, .pixel_clk_khz = 346672 }, +/*ClocksStateLow*/ +{ .display_clk_khz = 459000, .pixel_clk_khz = 400000 }, +/*ClocksStateNominal*/ +{ .display_clk_khz = 667000, .pixel_clk_khz = 600000 }, +/*ClocksStatePerformance*/ +{ .display_clk_khz = 1132000, .pixel_clk_khz = 600000 } }; + +static const struct state_dependent_clocks dce120_max_clks_by_state[] = { +/*ClocksStateInvalid - should not be used*/ +{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, +/*ClocksStateUltraLow - currently by HW design team not supposed to be used*/ +{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, +/*ClocksStateLow*/ +{ .display_clk_khz = 460000, .pixel_clk_khz = 400000 }, +/*ClocksStateNominal*/ +{ .display_clk_khz = 670000, .pixel_clk_khz = 600000 }, +/*ClocksStatePerformance*/ +{ .display_clk_khz = 1133000, .pixel_clk_khz = 600000 } }; + +int dentist_get_divider_from_did(int did) +{ + if (did < DENTIST_BASE_DID_1) + did = DENTIST_BASE_DID_1; + if (did > DENTIST_MAX_DID) + did = DENTIST_MAX_DID; + + if (did < DENTIST_BASE_DID_2) { + return DENTIST_DIVIDER_RANGE_1_START + DENTIST_DIVIDER_RANGE_1_STEP + * (did - DENTIST_BASE_DID_1); + } else if (did < DENTIST_BASE_DID_3) { + return DENTIST_DIVIDER_RANGE_2_START + DENTIST_DIVIDER_RANGE_2_STEP + * (did - DENTIST_BASE_DID_2); + } else if (did < DENTIST_BASE_DID_4) { + return DENTIST_DIVIDER_RANGE_3_START + DENTIST_DIVIDER_RANGE_3_STEP + * (did - DENTIST_BASE_DID_3); + } else { + return DENTIST_DIVIDER_RANGE_4_START + DENTIST_DIVIDER_RANGE_4_STEP + * (did - DENTIST_BASE_DID_4); + } +} + +/* SW will adjust DP REF Clock average value for all purposes + * (DP DTO / DP Audio DTO and DP GTC) + if clock is spread for all cases: + -if SS enabled on DP Ref clock and HW de-spreading enabled with SW + calculations for DS_INCR/DS_MODULO (this is planned to be default case) + -if SS enabled on DP Ref clock and HW de-spreading enabled with HW + calculations (not planned to be used, but average clock should still + be valid) + -if SS enabled on DP Ref clock and HW de-spreading disabled + (should not be case with CIK) then SW should program all rates + generated according to average value (case as with previous ASICs) + */ +static int clk_mgr_adjust_dp_ref_freq_for_ss(struct dce_clk_mgr *clk_mgr_dce, int dp_ref_clk_khz) +{ + if (clk_mgr_dce->ss_on_dprefclk && clk_mgr_dce->dprefclk_ss_divider != 0) { + struct fixed31_32 ss_percentage = dc_fixpt_div_int( + dc_fixpt_from_fraction(clk_mgr_dce->dprefclk_ss_percentage, + clk_mgr_dce->dprefclk_ss_divider), 200); + struct fixed31_32 adj_dp_ref_clk_khz; + + ss_percentage = dc_fixpt_sub(dc_fixpt_one, ss_percentage); + adj_dp_ref_clk_khz = dc_fixpt_mul_int(ss_percentage, dp_ref_clk_khz); + dp_ref_clk_khz = dc_fixpt_floor(adj_dp_ref_clk_khz); + } + return dp_ref_clk_khz; +} + +static int dce_get_dp_ref_freq_khz(struct clk_mgr *clk_mgr) +{ + struct dce_clk_mgr *clk_mgr_dce = TO_DCE_CLK_MGR(clk_mgr); + int dprefclk_wdivider; + int dprefclk_src_sel; + int dp_ref_clk_khz = 600000; + int target_div; + + /* ASSERT DP Reference Clock source is from DFS*/ + REG_GET(DPREFCLK_CNTL, DPREFCLK_SRC_SEL, &dprefclk_src_sel); + ASSERT(dprefclk_src_sel == 0); + + /* Read the mmDENTIST_DISPCLK_CNTL to get the currently + * programmed DID DENTIST_DPREFCLK_WDIVIDER*/ + REG_GET(DENTIST_DISPCLK_CNTL, DENTIST_DPREFCLK_WDIVIDER, &dprefclk_wdivider); + + /* Convert DENTIST_DPREFCLK_WDIVIDERto actual divider*/ + target_div = dentist_get_divider_from_did(dprefclk_wdivider); + + /* Calculate the current DFS clock, in kHz.*/ + dp_ref_clk_khz = (DENTIST_DIVIDER_RANGE_SCALE_FACTOR + * clk_mgr_dce->dentist_vco_freq_khz) / target_div; + + return clk_mgr_adjust_dp_ref_freq_for_ss(clk_mgr_dce, dp_ref_clk_khz); +} + +int dce12_get_dp_ref_freq_khz(struct clk_mgr *clk_mgr) +{ + struct dce_clk_mgr *clk_mgr_dce = TO_DCE_CLK_MGR(clk_mgr); + + return clk_mgr_adjust_dp_ref_freq_for_ss(clk_mgr_dce, clk_mgr_dce->dprefclk_khz); +} + +/* unit: in_khz before mode set, get pixel clock from context. ASIC register + * may not be programmed yet + */ +static uint32_t get_max_pixel_clock_for_all_paths(struct dc_state *context) +{ + uint32_t max_pix_clk = 0; + int i; + + for (i = 0; i < MAX_PIPES; i++) { + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; + + if (pipe_ctx->stream == NULL) + continue; + + /* do not check under lay */ + if (pipe_ctx->top_pipe) + continue; + + if (pipe_ctx->stream_res.pix_clk_params.requested_pix_clk > max_pix_clk) + max_pix_clk = pipe_ctx->stream_res.pix_clk_params.requested_pix_clk; + + /* raise clock state for HBR3/2 if required. Confirmed with HW DCE/DPCS + * logic for HBR3 still needs Nominal (0.8V) on VDDC rail + */ + if (dc_is_dp_signal(pipe_ctx->stream->signal) && + pipe_ctx->stream_res.pix_clk_params.requested_sym_clk > max_pix_clk) + max_pix_clk = pipe_ctx->stream_res.pix_clk_params.requested_sym_clk; + } + + return max_pix_clk; +} + +static enum dm_pp_clocks_state dce_get_required_clocks_state( + struct clk_mgr *clk_mgr, + struct dc_state *context) +{ + struct dce_clk_mgr *clk_mgr_dce = TO_DCE_CLK_MGR(clk_mgr); + int i; + enum dm_pp_clocks_state low_req_clk; + int max_pix_clk = get_max_pixel_clock_for_all_paths(context); + + /* Iterate from highest supported to lowest valid state, and update + * lowest RequiredState with the lowest state that satisfies + * all required clocks + */ + for (i = clk_mgr_dce->max_clks_state; i >= DM_PP_CLOCKS_STATE_ULTRA_LOW; i--) + if (context->bw.dce.dispclk_khz > + clk_mgr_dce->max_clks_by_state[i].display_clk_khz + || max_pix_clk > + clk_mgr_dce->max_clks_by_state[i].pixel_clk_khz) + break; + + low_req_clk = i + 1; + if (low_req_clk > clk_mgr_dce->max_clks_state) { + /* set max clock state for high phyclock, invalid on exceeding display clock */ + if (clk_mgr_dce->max_clks_by_state[clk_mgr_dce->max_clks_state].display_clk_khz + < context->bw.dce.dispclk_khz) + low_req_clk = DM_PP_CLOCKS_STATE_INVALID; + else + low_req_clk = clk_mgr_dce->max_clks_state; + } + + return low_req_clk; +} + +static int dce_set_clock( + struct clk_mgr *clk_mgr, + int requested_clk_khz) +{ + struct dce_clk_mgr *clk_mgr_dce = TO_DCE_CLK_MGR(clk_mgr); + struct bp_pixel_clock_parameters pxl_clk_params = { 0 }; + struct dc_bios *bp = clk_mgr->ctx->dc_bios; + int actual_clock = requested_clk_khz; + struct dmcu *dmcu = clk_mgr_dce->base.ctx->dc->res_pool->dmcu; + + /* Make sure requested clock isn't lower than minimum threshold*/ + if (requested_clk_khz > 0) + requested_clk_khz = max(requested_clk_khz, + clk_mgr_dce->dentist_vco_freq_khz / 64); + + /* Prepare to program display clock*/ + pxl_clk_params.target_pixel_clock = requested_clk_khz; + pxl_clk_params.pll_id = CLOCK_SOURCE_ID_DFS; + + if (clk_mgr_dce->dfs_bypass_active) + pxl_clk_params.flags.SET_DISPCLK_DFS_BYPASS = true; + + bp->funcs->program_display_engine_pll(bp, &pxl_clk_params); + + if (clk_mgr_dce->dfs_bypass_active) { + /* Cache the fixed display clock*/ + clk_mgr_dce->dfs_bypass_disp_clk = + pxl_clk_params.dfs_bypass_display_clock; + actual_clock = pxl_clk_params.dfs_bypass_display_clock; + } + + /* from power down, we need mark the clock state as ClocksStateNominal + * from HWReset, so when resume we will call pplib voltage regulator.*/ + if (requested_clk_khz == 0) + clk_mgr_dce->cur_min_clks_state = DM_PP_CLOCKS_STATE_NOMINAL; + + if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) + dmcu->funcs->set_psr_wait_loop(dmcu, actual_clock / 1000 / 7); + + return actual_clock; +} + +int dce112_set_clock(struct clk_mgr *clk_mgr, int requested_clk_khz) +{ + struct dce_clk_mgr *clk_mgr_dce = TO_DCE_CLK_MGR(clk_mgr); + struct bp_set_dce_clock_parameters dce_clk_params; + struct dc_bios *bp = clk_mgr->ctx->dc_bios; + struct dc *core_dc = clk_mgr->ctx->dc; + struct dmcu *dmcu = core_dc->res_pool->dmcu; + int actual_clock = requested_clk_khz; + /* Prepare to program display clock*/ + memset(&dce_clk_params, 0, sizeof(dce_clk_params)); + + /* Make sure requested clock isn't lower than minimum threshold*/ + if (requested_clk_khz > 0) + requested_clk_khz = max(requested_clk_khz, + clk_mgr_dce->dentist_vco_freq_khz / 62); + + dce_clk_params.target_clock_frequency = requested_clk_khz; + dce_clk_params.pll_id = CLOCK_SOURCE_ID_DFS; + dce_clk_params.clock_type = DCECLOCK_TYPE_DISPLAY_CLOCK; + + bp->funcs->set_dce_clock(bp, &dce_clk_params); + actual_clock = dce_clk_params.target_clock_frequency; + + /* from power down, we need mark the clock state as ClocksStateNominal + * from HWReset, so when resume we will call pplib voltage regulator.*/ + if (requested_clk_khz == 0) + clk_mgr_dce->cur_min_clks_state = DM_PP_CLOCKS_STATE_NOMINAL; + + /*Program DP ref Clock*/ + /*VBIOS will determine DPREFCLK frequency, so we don't set it*/ + dce_clk_params.target_clock_frequency = 0; + dce_clk_params.clock_type = DCECLOCK_TYPE_DPREFCLK; + if (!ASICREV_IS_VEGA20_P(clk_mgr->ctx->asic_id.hw_internal_rev)) + dce_clk_params.flags.USE_GENLOCK_AS_SOURCE_FOR_DPREFCLK = + (dce_clk_params.pll_id == + CLOCK_SOURCE_COMBO_DISPLAY_PLL0); + else + dce_clk_params.flags.USE_GENLOCK_AS_SOURCE_FOR_DPREFCLK = false; + + bp->funcs->set_dce_clock(bp, &dce_clk_params); + + if (!IS_FPGA_MAXIMUS_DC(core_dc->ctx->dce_environment)) { + if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { + if (clk_mgr_dce->dfs_bypass_disp_clk != actual_clock) + dmcu->funcs->set_psr_wait_loop(dmcu, + actual_clock / 1000 / 7); + } + } + + clk_mgr_dce->dfs_bypass_disp_clk = actual_clock; + return actual_clock; +} + +static void dce_clock_read_integrated_info(struct dce_clk_mgr *clk_mgr_dce) +{ + struct dc_debug_options *debug = &clk_mgr_dce->base.ctx->dc->debug; + struct dc_bios *bp = clk_mgr_dce->base.ctx->dc_bios; + struct integrated_info info = { { { 0 } } }; + struct dc_firmware_info fw_info = { { 0 } }; + int i; + + if (bp->integrated_info) + info = *bp->integrated_info; + + clk_mgr_dce->dentist_vco_freq_khz = info.dentist_vco_freq; + if (clk_mgr_dce->dentist_vco_freq_khz == 0) { + bp->funcs->get_firmware_info(bp, &fw_info); + clk_mgr_dce->dentist_vco_freq_khz = + fw_info.smu_gpu_pll_output_freq; + if (clk_mgr_dce->dentist_vco_freq_khz == 0) + clk_mgr_dce->dentist_vco_freq_khz = 3600000; + } + + /*update the maximum display clock for each power state*/ + for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) { + enum dm_pp_clocks_state clk_state = DM_PP_CLOCKS_STATE_INVALID; + + switch (i) { + case 0: + clk_state = DM_PP_CLOCKS_STATE_ULTRA_LOW; + break; + + case 1: + clk_state = DM_PP_CLOCKS_STATE_LOW; + break; + + case 2: + clk_state = DM_PP_CLOCKS_STATE_NOMINAL; + break; + + case 3: + clk_state = DM_PP_CLOCKS_STATE_PERFORMANCE; + break; + + default: + clk_state = DM_PP_CLOCKS_STATE_INVALID; + break; + } + + /*Do not allow bad VBIOS/SBIOS to override with invalid values, + * check for > 100MHz*/ + if (info.disp_clk_voltage[i].max_supported_clk >= 100000) + clk_mgr_dce->max_clks_by_state[clk_state].display_clk_khz = + info.disp_clk_voltage[i].max_supported_clk; + } + + if (!debug->disable_dfs_bypass && bp->integrated_info) + if (bp->integrated_info->gpu_cap_info & DFS_BYPASS_ENABLE) + clk_mgr_dce->dfs_bypass_enabled = true; +} + +void dce_clock_read_ss_info(struct dce_clk_mgr *clk_mgr_dce) +{ + struct dc_bios *bp = clk_mgr_dce->base.ctx->dc_bios; + int ss_info_num = bp->funcs->get_ss_entry_number( + bp, AS_SIGNAL_TYPE_GPU_PLL); + + if (ss_info_num) { + struct spread_spectrum_info info = { { 0 } }; + enum bp_result result = bp->funcs->get_spread_spectrum_info( + bp, AS_SIGNAL_TYPE_GPU_PLL, 0, &info); + + /* Based on VBIOS, VBIOS will keep entry for GPU PLL SS + * even if SS not enabled and in that case + * SSInfo.spreadSpectrumPercentage !=0 would be sign + * that SS is enabled + */ + if (result == BP_RESULT_OK && + info.spread_spectrum_percentage != 0) { + clk_mgr_dce->ss_on_dprefclk = true; + clk_mgr_dce->dprefclk_ss_divider = info.spread_percentage_divider; + + if (info.type.CENTER_MODE == 0) { + /* TODO: Currently for DP Reference clock we + * need only SS percentage for + * downspread */ + clk_mgr_dce->dprefclk_ss_percentage = + info.spread_spectrum_percentage; + } + + return; + } + + result = bp->funcs->get_spread_spectrum_info( + bp, AS_SIGNAL_TYPE_DISPLAY_PORT, 0, &info); + + /* Based on VBIOS, VBIOS will keep entry for DPREFCLK SS + * even if SS not enabled and in that case + * SSInfo.spreadSpectrumPercentage !=0 would be sign + * that SS is enabled + */ + if (result == BP_RESULT_OK && + info.spread_spectrum_percentage != 0) { + clk_mgr_dce->ss_on_dprefclk = true; + clk_mgr_dce->dprefclk_ss_divider = info.spread_percentage_divider; + + if (info.type.CENTER_MODE == 0) { + /* Currently for DP Reference clock we + * need only SS percentage for + * downspread */ + clk_mgr_dce->dprefclk_ss_percentage = + info.spread_spectrum_percentage; + } + } + } +} + +void dce110_fill_display_configs( + const struct dc_state *context, + struct dm_pp_display_configuration *pp_display_cfg) +{ + int j; + int num_cfgs = 0; + + for (j = 0; j < context->stream_count; j++) { + int k; + + const struct dc_stream_state *stream = context->streams[j]; + struct dm_pp_single_disp_config *cfg = + &pp_display_cfg->disp_configs[num_cfgs]; + const struct pipe_ctx *pipe_ctx = NULL; + + for (k = 0; k < MAX_PIPES; k++) + if (stream == context->res_ctx.pipe_ctx[k].stream) { + pipe_ctx = &context->res_ctx.pipe_ctx[k]; + break; + } + + ASSERT(pipe_ctx != NULL); + + /* only notify active stream */ + if (stream->dpms_off) + continue; + + num_cfgs++; + cfg->signal = pipe_ctx->stream->signal; + cfg->pipe_idx = pipe_ctx->stream_res.tg->inst; + cfg->src_height = stream->src.height; + cfg->src_width = stream->src.width; + cfg->ddi_channel_mapping = + stream->sink->link->ddi_channel_mapping.raw; + cfg->transmitter = + stream->sink->link->link_enc->transmitter; + cfg->link_settings.lane_count = + stream->sink->link->cur_link_settings.lane_count; + cfg->link_settings.link_rate = + stream->sink->link->cur_link_settings.link_rate; + cfg->link_settings.link_spread = + stream->sink->link->cur_link_settings.link_spread; + cfg->sym_clock = stream->phy_pix_clk; + /* Round v_refresh*/ + cfg->v_refresh = stream->timing.pix_clk_khz * 1000; + cfg->v_refresh /= stream->timing.h_total; + cfg->v_refresh = (cfg->v_refresh + stream->timing.v_total / 2) + / stream->timing.v_total; + } + + pp_display_cfg->display_count = num_cfgs; +} + +static uint32_t dce110_get_min_vblank_time_us(const struct dc_state *context) +{ + uint8_t j; + uint32_t min_vertical_blank_time = -1; + + for (j = 0; j < context->stream_count; j++) { + struct dc_stream_state *stream = context->streams[j]; + uint32_t vertical_blank_in_pixels = 0; + uint32_t vertical_blank_time = 0; + + vertical_blank_in_pixels = stream->timing.h_total * + (stream->timing.v_total + - stream->timing.v_addressable); + + vertical_blank_time = vertical_blank_in_pixels + * 1000 / stream->timing.pix_clk_khz; + + if (min_vertical_blank_time > vertical_blank_time) + min_vertical_blank_time = vertical_blank_time; + } + + return min_vertical_blank_time; +} + +static int determine_sclk_from_bounding_box( + const struct dc *dc, + int required_sclk) +{ + int i; + + /* + * Some asics do not give us sclk levels, so we just report the actual + * required sclk + */ + if (dc->sclk_lvls.num_levels == 0) + return required_sclk; + + for (i = 0; i < dc->sclk_lvls.num_levels; i++) { + if (dc->sclk_lvls.clocks_in_khz[i] >= required_sclk) + return dc->sclk_lvls.clocks_in_khz[i]; + } + /* + * even maximum level could not satisfy requirement, this + * is unexpected at this stage, should have been caught at + * validation time + */ + ASSERT(0); + return dc->sclk_lvls.clocks_in_khz[dc->sclk_lvls.num_levels - 1]; +} + +static void dce_pplib_apply_display_requirements( + struct dc *dc, + struct dc_state *context) +{ + struct dm_pp_display_configuration *pp_display_cfg = &context->pp_display_cfg; + + pp_display_cfg->avail_mclk_switch_time_us = dce110_get_min_vblank_time_us(context); + + dce110_fill_display_configs(context, pp_display_cfg); + + if (memcmp(&dc->current_state->pp_display_cfg, pp_display_cfg, sizeof(*pp_display_cfg)) != 0) + dm_pp_apply_display_requirements(dc->ctx, pp_display_cfg); +} + +static void dce11_pplib_apply_display_requirements( + struct dc *dc, + struct dc_state *context) +{ + struct dm_pp_display_configuration *pp_display_cfg = &context->pp_display_cfg; + + pp_display_cfg->all_displays_in_sync = + context->bw.dce.all_displays_in_sync; + pp_display_cfg->nb_pstate_switch_disable = + context->bw.dce.nbp_state_change_enable == false; + pp_display_cfg->cpu_cc6_disable = + context->bw.dce.cpuc_state_change_enable == false; + pp_display_cfg->cpu_pstate_disable = + context->bw.dce.cpup_state_change_enable == false; + pp_display_cfg->cpu_pstate_separation_time = + context->bw.dce.blackout_recovery_time_us; + + pp_display_cfg->min_memory_clock_khz = context->bw.dce.yclk_khz + / MEMORY_TYPE_MULTIPLIER_CZ; + + pp_display_cfg->min_engine_clock_khz = determine_sclk_from_bounding_box( + dc, + context->bw.dce.sclk_khz); + + pp_display_cfg->min_dcfclock_khz = pp_display_cfg->min_engine_clock_khz; + + pp_display_cfg->min_engine_clock_deep_sleep_khz + = context->bw.dce.sclk_deep_sleep_khz; + + pp_display_cfg->avail_mclk_switch_time_us = + dce110_get_min_vblank_time_us(context); + /* TODO: dce11.2*/ + pp_display_cfg->avail_mclk_switch_time_in_disp_active_us = 0; + + pp_display_cfg->disp_clk_khz = dc->res_pool->clk_mgr->clks.dispclk_khz; + + dce110_fill_display_configs(context, pp_display_cfg); + + /* TODO: is this still applicable?*/ + if (pp_display_cfg->display_count == 1) { + const struct dc_crtc_timing *timing = + &context->streams[0]->timing; + + pp_display_cfg->crtc_index = + pp_display_cfg->disp_configs[0].pipe_idx; + pp_display_cfg->line_time_in_us = timing->h_total * 1000 / timing->pix_clk_khz; + } + + if (memcmp(&dc->current_state->pp_display_cfg, pp_display_cfg, sizeof(*pp_display_cfg)) != 0) + dm_pp_apply_display_requirements(dc->ctx, pp_display_cfg); +} + +static void dce_update_clocks(struct clk_mgr *clk_mgr, + struct dc_state *context, + bool safe_to_lower) +{ + struct dce_clk_mgr *clk_mgr_dce = TO_DCE_CLK_MGR(clk_mgr); + struct dm_pp_power_level_change_request level_change_req; + int unpatched_disp_clk = context->bw.dce.dispclk_khz; + + /*TODO: W/A for dal3 linux, investigate why this works */ + if (!clk_mgr_dce->dfs_bypass_active) + context->bw.dce.dispclk_khz = context->bw.dce.dispclk_khz * 115 / 100; + + level_change_req.power_level = dce_get_required_clocks_state(clk_mgr, context); + /* get max clock state from PPLIB */ + if ((level_change_req.power_level < clk_mgr_dce->cur_min_clks_state && safe_to_lower) + || level_change_req.power_level > clk_mgr_dce->cur_min_clks_state) { + if (dm_pp_apply_power_level_change_request(clk_mgr->ctx, &level_change_req)) + clk_mgr_dce->cur_min_clks_state = level_change_req.power_level; + } + + if (should_set_clock(safe_to_lower, context->bw.dce.dispclk_khz, clk_mgr->clks.dispclk_khz)) { + context->bw.dce.dispclk_khz = dce_set_clock(clk_mgr, context->bw.dce.dispclk_khz); + clk_mgr->clks.dispclk_khz = context->bw.dce.dispclk_khz; + } + dce_pplib_apply_display_requirements(clk_mgr->ctx->dc, context); + + context->bw.dce.dispclk_khz = unpatched_disp_clk; +} + +static void dce11_update_clocks(struct clk_mgr *clk_mgr, + struct dc_state *context, + bool safe_to_lower) +{ + struct dce_clk_mgr *clk_mgr_dce = TO_DCE_CLK_MGR(clk_mgr); + struct dm_pp_power_level_change_request level_change_req; + + level_change_req.power_level = dce_get_required_clocks_state(clk_mgr, context); + /* get max clock state from PPLIB */ + if ((level_change_req.power_level < clk_mgr_dce->cur_min_clks_state && safe_to_lower) + || level_change_req.power_level > clk_mgr_dce->cur_min_clks_state) { + if (dm_pp_apply_power_level_change_request(clk_mgr->ctx, &level_change_req)) + clk_mgr_dce->cur_min_clks_state = level_change_req.power_level; + } + + if (should_set_clock(safe_to_lower, context->bw.dce.dispclk_khz, clk_mgr->clks.dispclk_khz)) { + context->bw.dce.dispclk_khz = dce_set_clock(clk_mgr, context->bw.dce.dispclk_khz); + clk_mgr->clks.dispclk_khz = context->bw.dce.dispclk_khz; + } + dce11_pplib_apply_display_requirements(clk_mgr->ctx->dc, context); +} + +static void dce112_update_clocks(struct clk_mgr *clk_mgr, + struct dc_state *context, + bool safe_to_lower) +{ + struct dce_clk_mgr *clk_mgr_dce = TO_DCE_CLK_MGR(clk_mgr); + struct dm_pp_power_level_change_request level_change_req; + + level_change_req.power_level = dce_get_required_clocks_state(clk_mgr, context); + /* get max clock state from PPLIB */ + if ((level_change_req.power_level < clk_mgr_dce->cur_min_clks_state && safe_to_lower) + || level_change_req.power_level > clk_mgr_dce->cur_min_clks_state) { + if (dm_pp_apply_power_level_change_request(clk_mgr->ctx, &level_change_req)) + clk_mgr_dce->cur_min_clks_state = level_change_req.power_level; + } + + if (should_set_clock(safe_to_lower, context->bw.dce.dispclk_khz, clk_mgr->clks.dispclk_khz)) { + context->bw.dce.dispclk_khz = dce112_set_clock(clk_mgr, context->bw.dce.dispclk_khz); + clk_mgr->clks.dispclk_khz = context->bw.dce.dispclk_khz; + } + dce11_pplib_apply_display_requirements(clk_mgr->ctx->dc, context); +} + +static void dce12_update_clocks(struct clk_mgr *clk_mgr, + struct dc_state *context, + bool safe_to_lower) +{ + struct dce_clk_mgr *clk_mgr_dce = TO_DCE_CLK_MGR(clk_mgr); + struct dm_pp_clock_for_voltage_req clock_voltage_req = {0}; + int max_pix_clk = get_max_pixel_clock_for_all_paths(context); + int unpatched_disp_clk = context->bw.dce.dispclk_khz; + + /*TODO: W/A for dal3 linux, investigate why this works */ + if (!clk_mgr_dce->dfs_bypass_active) + context->bw.dce.dispclk_khz = context->bw.dce.dispclk_khz * 115 / 100; + + if (should_set_clock(safe_to_lower, context->bw.dce.dispclk_khz, clk_mgr->clks.dispclk_khz)) { + clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_DISPLAY_CLK; + clock_voltage_req.clocks_in_khz = context->bw.dce.dispclk_khz; + context->bw.dce.dispclk_khz = dce112_set_clock(clk_mgr, context->bw.dce.dispclk_khz); + clk_mgr->clks.dispclk_khz = context->bw.dce.dispclk_khz; + + dm_pp_apply_clock_for_voltage_request(clk_mgr->ctx, &clock_voltage_req); + } + + if (should_set_clock(safe_to_lower, max_pix_clk, clk_mgr->clks.phyclk_khz)) { + clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_DISPLAYPHYCLK; + clock_voltage_req.clocks_in_khz = max_pix_clk; + clk_mgr->clks.phyclk_khz = max_pix_clk; + + dm_pp_apply_clock_for_voltage_request(clk_mgr->ctx, &clock_voltage_req); + } + dce11_pplib_apply_display_requirements(clk_mgr->ctx->dc, context); + + context->bw.dce.dispclk_khz = unpatched_disp_clk; +} + +static const struct clk_mgr_funcs dce120_funcs = { + .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, + .update_clocks = dce12_update_clocks +}; + +static const struct clk_mgr_funcs dce112_funcs = { + .get_dp_ref_clk_frequency = dce_get_dp_ref_freq_khz, + .update_clocks = dce112_update_clocks +}; + +static const struct clk_mgr_funcs dce110_funcs = { + .get_dp_ref_clk_frequency = dce_get_dp_ref_freq_khz, + .update_clocks = dce11_update_clocks, +}; + +static const struct clk_mgr_funcs dce_funcs = { + .get_dp_ref_clk_frequency = dce_get_dp_ref_freq_khz, + .update_clocks = dce_update_clocks +}; + +static void dce_clk_mgr_construct( + struct dce_clk_mgr *clk_mgr_dce, + struct dc_context *ctx, + const struct clk_mgr_registers *regs, + const struct clk_mgr_shift *clk_shift, + const struct clk_mgr_mask *clk_mask) +{ + struct clk_mgr *base = &clk_mgr_dce->base; + struct dm_pp_static_clock_info static_clk_info = {0}; + + base->ctx = ctx; + base->funcs = &dce_funcs; + + clk_mgr_dce->regs = regs; + clk_mgr_dce->clk_mgr_shift = clk_shift; + clk_mgr_dce->clk_mgr_mask = clk_mask; + + clk_mgr_dce->dfs_bypass_disp_clk = 0; + + clk_mgr_dce->dprefclk_ss_percentage = 0; + clk_mgr_dce->dprefclk_ss_divider = 1000; + clk_mgr_dce->ss_on_dprefclk = false; + + + if (dm_pp_get_static_clocks(ctx, &static_clk_info)) + clk_mgr_dce->max_clks_state = static_clk_info.max_clocks_state; + else + clk_mgr_dce->max_clks_state = DM_PP_CLOCKS_STATE_NOMINAL; + clk_mgr_dce->cur_min_clks_state = DM_PP_CLOCKS_STATE_INVALID; + + dce_clock_read_integrated_info(clk_mgr_dce); + dce_clock_read_ss_info(clk_mgr_dce); +} + +struct clk_mgr *dce_clk_mgr_create( + struct dc_context *ctx, + const struct clk_mgr_registers *regs, + const struct clk_mgr_shift *clk_shift, + const struct clk_mgr_mask *clk_mask) +{ + struct dce_clk_mgr *clk_mgr_dce = kzalloc(sizeof(*clk_mgr_dce), GFP_KERNEL); + + if (clk_mgr_dce == NULL) { + BREAK_TO_DEBUGGER(); + return NULL; + } + + memcpy(clk_mgr_dce->max_clks_by_state, + dce80_max_clks_by_state, + sizeof(dce80_max_clks_by_state)); + + dce_clk_mgr_construct( + clk_mgr_dce, ctx, regs, clk_shift, clk_mask); + + return &clk_mgr_dce->base; +} + +struct clk_mgr *dce110_clk_mgr_create( + struct dc_context *ctx, + const struct clk_mgr_registers *regs, + const struct clk_mgr_shift *clk_shift, + const struct clk_mgr_mask *clk_mask) +{ + struct dce_clk_mgr *clk_mgr_dce = kzalloc(sizeof(*clk_mgr_dce), GFP_KERNEL); + + if (clk_mgr_dce == NULL) { + BREAK_TO_DEBUGGER(); + return NULL; + } + + memcpy(clk_mgr_dce->max_clks_by_state, + dce110_max_clks_by_state, + sizeof(dce110_max_clks_by_state)); + + dce_clk_mgr_construct( + clk_mgr_dce, ctx, regs, clk_shift, clk_mask); + + clk_mgr_dce->base.funcs = &dce110_funcs; + + return &clk_mgr_dce->base; +} + +struct clk_mgr *dce112_clk_mgr_create( + struct dc_context *ctx, + const struct clk_mgr_registers *regs, + const struct clk_mgr_shift *clk_shift, + const struct clk_mgr_mask *clk_mask) +{ + struct dce_clk_mgr *clk_mgr_dce = kzalloc(sizeof(*clk_mgr_dce), GFP_KERNEL); + + if (clk_mgr_dce == NULL) { + BREAK_TO_DEBUGGER(); + return NULL; + } + + memcpy(clk_mgr_dce->max_clks_by_state, + dce112_max_clks_by_state, + sizeof(dce112_max_clks_by_state)); + + dce_clk_mgr_construct( + clk_mgr_dce, ctx, regs, clk_shift, clk_mask); + + clk_mgr_dce->base.funcs = &dce112_funcs; + + return &clk_mgr_dce->base; +} + +struct clk_mgr *dce120_clk_mgr_create(struct dc_context *ctx) +{ + struct dce_clk_mgr *clk_mgr_dce = kzalloc(sizeof(*clk_mgr_dce), GFP_KERNEL); + + if (clk_mgr_dce == NULL) { + BREAK_TO_DEBUGGER(); + return NULL; + } + + memcpy(clk_mgr_dce->max_clks_by_state, + dce120_max_clks_by_state, + sizeof(dce120_max_clks_by_state)); + + dce_clk_mgr_construct( + clk_mgr_dce, ctx, NULL, NULL, NULL); + + clk_mgr_dce->dprefclk_khz = 600000; + clk_mgr_dce->base.funcs = &dce120_funcs; + + return &clk_mgr_dce->base; +} + +void dce_clk_mgr_destroy(struct clk_mgr **clk_mgr) +{ + struct dce_clk_mgr *clk_mgr_dce = TO_DCE_CLK_MGR(*clk_mgr); + + kfree(clk_mgr_dce); + *clk_mgr = NULL; +} diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h b/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.h index 34fdb386c884..3bceb31d910d 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.h +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.h @@ -24,10 +24,13 @@ */ -#ifndef _DCE_CLOCKS_H_ -#define _DCE_CLOCKS_H_ +#ifndef _DCE_CLK_MGR_H_ +#define _DCE_CLK_MGR_H_ -#include "display_clock.h" +#include "clk_mgr.h" +#include "dccg.h" + +#define MEMORY_TYPE_MULTIPLIER_CZ 4 #define CLK_COMMON_REG_LIST_DCE_BASE() \ .DPREFCLK_CNTL = mmDPREFCLK_CNTL, \ @@ -53,24 +56,31 @@ type DENTIST_DISPCLK_WDIVIDER; \ type DENTIST_DISPCLK_CHG_DONE; -struct dccg_shift { +struct clk_mgr_shift { CLK_REG_FIELD_LIST(uint8_t) }; -struct dccg_mask { +struct clk_mgr_mask { CLK_REG_FIELD_LIST(uint32_t) }; -struct dccg_registers { +struct clk_mgr_registers { uint32_t DPREFCLK_CNTL; uint32_t DENTIST_DISPCLK_CNTL; }; -struct dce_dccg { - struct dccg base; - const struct dccg_registers *regs; - const struct dccg_shift *clk_shift; - const struct dccg_mask *clk_mask; +struct state_dependent_clocks { + int display_clk_khz; + int pixel_clk_khz; +}; + +struct dce_clk_mgr { + struct clk_mgr base; + const struct clk_mgr_registers *regs; + const struct clk_mgr_shift *clk_mgr_shift; + const struct clk_mgr_mask *clk_mgr_mask; + + struct dccg *dccg; struct state_dependent_clocks max_clks_by_state[DM_PP_CLOCKS_MAX_STATES]; @@ -91,33 +101,70 @@ struct dce_dccg { /* DPREFCLK SS percentage Divider (100 or 1000) */ int dprefclk_ss_divider; int dprefclk_khz; + + enum dm_pp_clocks_state max_clks_state; + enum dm_pp_clocks_state cur_min_clks_state; +}; + +/* Starting DID for each range */ +enum dentist_base_divider_id { + DENTIST_BASE_DID_1 = 0x08, + DENTIST_BASE_DID_2 = 0x40, + DENTIST_BASE_DID_3 = 0x60, + DENTIST_BASE_DID_4 = 0x7e, + DENTIST_MAX_DID = 0x7f }; +/* Starting point and step size for each divider range.*/ +enum dentist_divider_range { + DENTIST_DIVIDER_RANGE_1_START = 8, /* 2.00 */ + DENTIST_DIVIDER_RANGE_1_STEP = 1, /* 0.25 */ + DENTIST_DIVIDER_RANGE_2_START = 64, /* 16.00 */ + DENTIST_DIVIDER_RANGE_2_STEP = 2, /* 0.50 */ + DENTIST_DIVIDER_RANGE_3_START = 128, /* 32.00 */ + DENTIST_DIVIDER_RANGE_3_STEP = 4, /* 1.00 */ + DENTIST_DIVIDER_RANGE_4_START = 248, /* 62.00 */ + DENTIST_DIVIDER_RANGE_4_STEP = 264, /* 66.00 */ + DENTIST_DIVIDER_RANGE_SCALE_FACTOR = 4 +}; + +static inline bool should_set_clock(bool safe_to_lower, int calc_clk, int cur_clk) +{ + return ((safe_to_lower && calc_clk < cur_clk) || calc_clk > cur_clk); +} + +void dce_clock_read_ss_info(struct dce_clk_mgr *dccg_dce); + +int dce12_get_dp_ref_freq_khz(struct clk_mgr *dccg); + +void dce110_fill_display_configs( + const struct dc_state *context, + struct dm_pp_display_configuration *pp_display_cfg); + +int dce112_set_clock(struct clk_mgr *dccg, int requested_clk_khz); -struct dccg *dce_dccg_create( +struct clk_mgr *dce_clk_mgr_create( struct dc_context *ctx, - const struct dccg_registers *regs, - const struct dccg_shift *clk_shift, - const struct dccg_mask *clk_mask); + const struct clk_mgr_registers *regs, + const struct clk_mgr_shift *clk_shift, + const struct clk_mgr_mask *clk_mask); -struct dccg *dce110_dccg_create( +struct clk_mgr *dce110_clk_mgr_create( struct dc_context *ctx, - const struct dccg_registers *regs, - const struct dccg_shift *clk_shift, - const struct dccg_mask *clk_mask); + const struct clk_mgr_registers *regs, + const struct clk_mgr_shift *clk_shift, + const struct clk_mgr_mask *clk_mask); -struct dccg *dce112_dccg_create( +struct clk_mgr *dce112_clk_mgr_create( struct dc_context *ctx, - const struct dccg_registers *regs, - const struct dccg_shift *clk_shift, - const struct dccg_mask *clk_mask); + const struct clk_mgr_registers *regs, + const struct clk_mgr_shift *clk_shift, + const struct clk_mgr_mask *clk_mask); -struct dccg *dce120_dccg_create(struct dc_context *ctx); +struct clk_mgr *dce120_clk_mgr_create(struct dc_context *ctx); -#ifdef CONFIG_DRM_AMD_DC_DCN1_0 -struct dccg *dcn1_dccg_create(struct dc_context *ctx); -#endif +void dce_clk_mgr_destroy(struct clk_mgr **clk_mgr); -void dce_dccg_destroy(struct dccg **dccg); +int dentist_get_divider_from_did(int did); -#endif /* _DCE_CLOCKS_H_ */ +#endif /* _DCE_CLK_MGR_H_ */ diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c deleted file mode 100644 index d89a097ba936..000000000000 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c +++ /dev/null @@ -1,947 +0,0 @@ -/* - * Copyright 2012-16 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 "dce_clocks.h" -#include "dm_services.h" -#include "reg_helper.h" -#include "fixed31_32.h" -#include "bios_parser_interface.h" -#include "dc.h" -#include "dmcu.h" -#if defined(CONFIG_DRM_AMD_DC_DCN1_0) -#include "dcn_calcs.h" -#endif -#include "core_types.h" -#include "dc_types.h" -#include "dal_asic_id.h" - -#define TO_DCE_CLOCKS(clocks)\ - container_of(clocks, struct dce_dccg, base) - -#define REG(reg) \ - (clk_dce->regs->reg) - -#undef FN -#define FN(reg_name, field_name) \ - clk_dce->clk_shift->field_name, clk_dce->clk_mask->field_name - -#define CTX \ - clk_dce->base.ctx -#define DC_LOGGER \ - clk->ctx->logger - -/* Max clock values for each state indexed by "enum clocks_state": */ -static const struct state_dependent_clocks dce80_max_clks_by_state[] = { -/* ClocksStateInvalid - should not be used */ -{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, -/* ClocksStateUltraLow - not expected to be used for DCE 8.0 */ -{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, -/* ClocksStateLow */ -{ .display_clk_khz = 352000, .pixel_clk_khz = 330000}, -/* ClocksStateNominal */ -{ .display_clk_khz = 600000, .pixel_clk_khz = 400000 }, -/* ClocksStatePerformance */ -{ .display_clk_khz = 600000, .pixel_clk_khz = 400000 } }; - -static const struct state_dependent_clocks dce110_max_clks_by_state[] = { -/*ClocksStateInvalid - should not be used*/ -{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, -/*ClocksStateUltraLow - currently by HW design team not supposed to be used*/ -{ .display_clk_khz = 352000, .pixel_clk_khz = 330000 }, -/*ClocksStateLow*/ -{ .display_clk_khz = 352000, .pixel_clk_khz = 330000 }, -/*ClocksStateNominal*/ -{ .display_clk_khz = 467000, .pixel_clk_khz = 400000 }, -/*ClocksStatePerformance*/ -{ .display_clk_khz = 643000, .pixel_clk_khz = 400000 } }; - -static const struct state_dependent_clocks dce112_max_clks_by_state[] = { -/*ClocksStateInvalid - should not be used*/ -{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, -/*ClocksStateUltraLow - currently by HW design team not supposed to be used*/ -{ .display_clk_khz = 389189, .pixel_clk_khz = 346672 }, -/*ClocksStateLow*/ -{ .display_clk_khz = 459000, .pixel_clk_khz = 400000 }, -/*ClocksStateNominal*/ -{ .display_clk_khz = 667000, .pixel_clk_khz = 600000 }, -/*ClocksStatePerformance*/ -{ .display_clk_khz = 1132000, .pixel_clk_khz = 600000 } }; - -static const struct state_dependent_clocks dce120_max_clks_by_state[] = { -/*ClocksStateInvalid - should not be used*/ -{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, -/*ClocksStateUltraLow - currently by HW design team not supposed to be used*/ -{ .display_clk_khz = 0, .pixel_clk_khz = 0 }, -/*ClocksStateLow*/ -{ .display_clk_khz = 460000, .pixel_clk_khz = 400000 }, -/*ClocksStateNominal*/ -{ .display_clk_khz = 670000, .pixel_clk_khz = 600000 }, -/*ClocksStatePerformance*/ -{ .display_clk_khz = 1133000, .pixel_clk_khz = 600000 } }; - -/* Starting DID for each range */ -enum dentist_base_divider_id { - DENTIST_BASE_DID_1 = 0x08, - DENTIST_BASE_DID_2 = 0x40, - DENTIST_BASE_DID_3 = 0x60, - DENTIST_BASE_DID_4 = 0x7e, - DENTIST_MAX_DID = 0x7f -}; - -/* Starting point and step size for each divider range.*/ -enum dentist_divider_range { - DENTIST_DIVIDER_RANGE_1_START = 8, /* 2.00 */ - DENTIST_DIVIDER_RANGE_1_STEP = 1, /* 0.25 */ - DENTIST_DIVIDER_RANGE_2_START = 64, /* 16.00 */ - DENTIST_DIVIDER_RANGE_2_STEP = 2, /* 0.50 */ - DENTIST_DIVIDER_RANGE_3_START = 128, /* 32.00 */ - DENTIST_DIVIDER_RANGE_3_STEP = 4, /* 1.00 */ - DENTIST_DIVIDER_RANGE_4_START = 248, /* 62.00 */ - DENTIST_DIVIDER_RANGE_4_STEP = 264, /* 66.00 */ - DENTIST_DIVIDER_RANGE_SCALE_FACTOR = 4 -}; - -static int dentist_get_divider_from_did(int did) -{ - if (did < DENTIST_BASE_DID_1) - did = DENTIST_BASE_DID_1; - if (did > DENTIST_MAX_DID) - did = DENTIST_MAX_DID; - - if (did < DENTIST_BASE_DID_2) { - return DENTIST_DIVIDER_RANGE_1_START + DENTIST_DIVIDER_RANGE_1_STEP - * (did - DENTIST_BASE_DID_1); - } else if (did < DENTIST_BASE_DID_3) { - return DENTIST_DIVIDER_RANGE_2_START + DENTIST_DIVIDER_RANGE_2_STEP - * (did - DENTIST_BASE_DID_2); - } else if (did < DENTIST_BASE_DID_4) { - return DENTIST_DIVIDER_RANGE_3_START + DENTIST_DIVIDER_RANGE_3_STEP - * (did - DENTIST_BASE_DID_3); - } else { - return DENTIST_DIVIDER_RANGE_4_START + DENTIST_DIVIDER_RANGE_4_STEP - * (did - DENTIST_BASE_DID_4); - } -} - -/* SW will adjust DP REF Clock average value for all purposes - * (DP DTO / DP Audio DTO and DP GTC) - if clock is spread for all cases: - -if SS enabled on DP Ref clock and HW de-spreading enabled with SW - calculations for DS_INCR/DS_MODULO (this is planned to be default case) - -if SS enabled on DP Ref clock and HW de-spreading enabled with HW - calculations (not planned to be used, but average clock should still - be valid) - -if SS enabled on DP Ref clock and HW de-spreading disabled - (should not be case with CIK) then SW should program all rates - generated according to average value (case as with previous ASICs) - */ -static int dccg_adjust_dp_ref_freq_for_ss(struct dce_dccg *clk_dce, int dp_ref_clk_khz) -{ - if (clk_dce->ss_on_dprefclk && clk_dce->dprefclk_ss_divider != 0) { - struct fixed31_32 ss_percentage = dc_fixpt_div_int( - dc_fixpt_from_fraction(clk_dce->dprefclk_ss_percentage, - clk_dce->dprefclk_ss_divider), 200); - struct fixed31_32 adj_dp_ref_clk_khz; - - ss_percentage = dc_fixpt_sub(dc_fixpt_one, ss_percentage); - adj_dp_ref_clk_khz = dc_fixpt_mul_int(ss_percentage, dp_ref_clk_khz); - dp_ref_clk_khz = dc_fixpt_floor(adj_dp_ref_clk_khz); - } - return dp_ref_clk_khz; -} - -static int dce_get_dp_ref_freq_khz(struct dccg *clk) -{ - struct dce_dccg *clk_dce = TO_DCE_CLOCKS(clk); - int dprefclk_wdivider; - int dprefclk_src_sel; - int dp_ref_clk_khz = 600000; - int target_div; - - /* ASSERT DP Reference Clock source is from DFS*/ - REG_GET(DPREFCLK_CNTL, DPREFCLK_SRC_SEL, &dprefclk_src_sel); - ASSERT(dprefclk_src_sel == 0); - - /* Read the mmDENTIST_DISPCLK_CNTL to get the currently - * programmed DID DENTIST_DPREFCLK_WDIVIDER*/ - REG_GET(DENTIST_DISPCLK_CNTL, DENTIST_DPREFCLK_WDIVIDER, &dprefclk_wdivider); - - /* Convert DENTIST_DPREFCLK_WDIVIDERto actual divider*/ - target_div = dentist_get_divider_from_did(dprefclk_wdivider); - - /* Calculate the current DFS clock, in kHz.*/ - dp_ref_clk_khz = (DENTIST_DIVIDER_RANGE_SCALE_FACTOR - * clk_dce->dentist_vco_freq_khz) / target_div; - - return dccg_adjust_dp_ref_freq_for_ss(clk_dce, dp_ref_clk_khz); -} - -static int dce12_get_dp_ref_freq_khz(struct dccg *clk) -{ - struct dce_dccg *clk_dce = TO_DCE_CLOCKS(clk); - - return dccg_adjust_dp_ref_freq_for_ss(clk_dce, clk_dce->dprefclk_khz); -} - -static enum dm_pp_clocks_state dce_get_required_clocks_state( - struct dccg *clk, - struct dc_clocks *req_clocks) -{ - struct dce_dccg *clk_dce = TO_DCE_CLOCKS(clk); - int i; - enum dm_pp_clocks_state low_req_clk; - - /* Iterate from highest supported to lowest valid state, and update - * lowest RequiredState with the lowest state that satisfies - * all required clocks - */ - for (i = clk->max_clks_state; i >= DM_PP_CLOCKS_STATE_ULTRA_LOW; i--) - if (req_clocks->dispclk_khz > - clk_dce->max_clks_by_state[i].display_clk_khz - || req_clocks->phyclk_khz > - clk_dce->max_clks_by_state[i].pixel_clk_khz) - break; - - low_req_clk = i + 1; - if (low_req_clk > clk->max_clks_state) { - /* set max clock state for high phyclock, invalid on exceeding display clock */ - if (clk_dce->max_clks_by_state[clk->max_clks_state].display_clk_khz - < req_clocks->dispclk_khz) - low_req_clk = DM_PP_CLOCKS_STATE_INVALID; - else - low_req_clk = clk->max_clks_state; - } - - return low_req_clk; -} - -static int dce_set_clock( - struct dccg *clk, - int requested_clk_khz) -{ - struct dce_dccg *clk_dce = TO_DCE_CLOCKS(clk); - struct bp_pixel_clock_parameters pxl_clk_params = { 0 }; - struct dc_bios *bp = clk->ctx->dc_bios; - int actual_clock = requested_clk_khz; - - /* Make sure requested clock isn't lower than minimum threshold*/ - if (requested_clk_khz > 0) - requested_clk_khz = max(requested_clk_khz, - clk_dce->dentist_vco_freq_khz / 64); - - /* Prepare to program display clock*/ - pxl_clk_params.target_pixel_clock = requested_clk_khz; - pxl_clk_params.pll_id = CLOCK_SOURCE_ID_DFS; - - if (clk_dce->dfs_bypass_active) - pxl_clk_params.flags.SET_DISPCLK_DFS_BYPASS = true; - - bp->funcs->program_display_engine_pll(bp, &pxl_clk_params); - - if (clk_dce->dfs_bypass_active) { - /* Cache the fixed display clock*/ - clk_dce->dfs_bypass_disp_clk = - pxl_clk_params.dfs_bypass_display_clock; - actual_clock = pxl_clk_params.dfs_bypass_display_clock; - } - - /* from power down, we need mark the clock state as ClocksStateNominal - * from HWReset, so when resume we will call pplib voltage regulator.*/ - if (requested_clk_khz == 0) - clk->cur_min_clks_state = DM_PP_CLOCKS_STATE_NOMINAL; - return actual_clock; -} - -static int dce_psr_set_clock( - struct dccg *clk, - int requested_clk_khz) -{ - struct dce_dccg *clk_dce = TO_DCE_CLOCKS(clk); - struct dc_context *ctx = clk_dce->base.ctx; - struct dc *core_dc = ctx->dc; - struct dmcu *dmcu = core_dc->res_pool->dmcu; - int actual_clk_khz = requested_clk_khz; - - actual_clk_khz = dce_set_clock(clk, requested_clk_khz); - - dmcu->funcs->set_psr_wait_loop(dmcu, actual_clk_khz / 1000 / 7); - return actual_clk_khz; -} - -static int dce112_set_clock( - struct dccg *clk, - int requested_clk_khz) -{ - struct dce_dccg *clk_dce = TO_DCE_CLOCKS(clk); - struct bp_set_dce_clock_parameters dce_clk_params; - struct dc_bios *bp = clk->ctx->dc_bios; - struct dc *core_dc = clk->ctx->dc; - struct dmcu *dmcu = core_dc->res_pool->dmcu; - int actual_clock = requested_clk_khz; - /* Prepare to program display clock*/ - memset(&dce_clk_params, 0, sizeof(dce_clk_params)); - - /* Make sure requested clock isn't lower than minimum threshold*/ - if (requested_clk_khz > 0) - requested_clk_khz = max(requested_clk_khz, - clk_dce->dentist_vco_freq_khz / 62); - - dce_clk_params.target_clock_frequency = requested_clk_khz; - dce_clk_params.pll_id = CLOCK_SOURCE_ID_DFS; - dce_clk_params.clock_type = DCECLOCK_TYPE_DISPLAY_CLOCK; - - bp->funcs->set_dce_clock(bp, &dce_clk_params); - actual_clock = dce_clk_params.target_clock_frequency; - - /* from power down, we need mark the clock state as ClocksStateNominal - * from HWReset, so when resume we will call pplib voltage regulator.*/ - if (requested_clk_khz == 0) - clk->cur_min_clks_state = DM_PP_CLOCKS_STATE_NOMINAL; - - /*Program DP ref Clock*/ - /*VBIOS will determine DPREFCLK frequency, so we don't set it*/ - dce_clk_params.target_clock_frequency = 0; - dce_clk_params.clock_type = DCECLOCK_TYPE_DPREFCLK; - if (!ASICREV_IS_VEGA20_P(clk->ctx->asic_id.hw_internal_rev)) - dce_clk_params.flags.USE_GENLOCK_AS_SOURCE_FOR_DPREFCLK = - (dce_clk_params.pll_id == - CLOCK_SOURCE_COMBO_DISPLAY_PLL0); - else - dce_clk_params.flags.USE_GENLOCK_AS_SOURCE_FOR_DPREFCLK = false; - - bp->funcs->set_dce_clock(bp, &dce_clk_params); - - if (!IS_FPGA_MAXIMUS_DC(core_dc->ctx->dce_environment)) { - if (clk_dce->dfs_bypass_disp_clk != actual_clock) - dmcu->funcs->set_psr_wait_loop(dmcu, - actual_clock / 1000 / 7); - } - - clk_dce->dfs_bypass_disp_clk = actual_clock; - return actual_clock; -} - -static void dce_clock_read_integrated_info(struct dce_dccg *clk_dce) -{ - struct dc_debug_options *debug = &clk_dce->base.ctx->dc->debug; - struct dc_bios *bp = clk_dce->base.ctx->dc_bios; - struct integrated_info info = { { { 0 } } }; - struct dc_firmware_info fw_info = { { 0 } }; - int i; - - if (bp->integrated_info) - info = *bp->integrated_info; - - clk_dce->dentist_vco_freq_khz = info.dentist_vco_freq; - if (clk_dce->dentist_vco_freq_khz == 0) { - bp->funcs->get_firmware_info(bp, &fw_info); - clk_dce->dentist_vco_freq_khz = - fw_info.smu_gpu_pll_output_freq; - if (clk_dce->dentist_vco_freq_khz == 0) - clk_dce->dentist_vco_freq_khz = 3600000; - } - - /*update the maximum display clock for each power state*/ - for (i = 0; i < NUMBER_OF_DISP_CLK_VOLTAGE; ++i) { - enum dm_pp_clocks_state clk_state = DM_PP_CLOCKS_STATE_INVALID; - - switch (i) { - case 0: - clk_state = DM_PP_CLOCKS_STATE_ULTRA_LOW; - break; - - case 1: - clk_state = DM_PP_CLOCKS_STATE_LOW; - break; - - case 2: - clk_state = DM_PP_CLOCKS_STATE_NOMINAL; - break; - - case 3: - clk_state = DM_PP_CLOCKS_STATE_PERFORMANCE; - break; - - default: - clk_state = DM_PP_CLOCKS_STATE_INVALID; - break; - } - - /*Do not allow bad VBIOS/SBIOS to override with invalid values, - * check for > 100MHz*/ - if (info.disp_clk_voltage[i].max_supported_clk >= 100000) - clk_dce->max_clks_by_state[clk_state].display_clk_khz = - info.disp_clk_voltage[i].max_supported_clk; - } - - if (!debug->disable_dfs_bypass && bp->integrated_info) - if (bp->integrated_info->gpu_cap_info & DFS_BYPASS_ENABLE) - clk_dce->dfs_bypass_enabled = true; -} - -static void dce_clock_read_ss_info(struct dce_dccg *clk_dce) -{ - struct dc_bios *bp = clk_dce->base.ctx->dc_bios; - int ss_info_num = bp->funcs->get_ss_entry_number( - bp, AS_SIGNAL_TYPE_GPU_PLL); - - if (ss_info_num) { - struct spread_spectrum_info info = { { 0 } }; - enum bp_result result = bp->funcs->get_spread_spectrum_info( - bp, AS_SIGNAL_TYPE_GPU_PLL, 0, &info); - - /* Based on VBIOS, VBIOS will keep entry for GPU PLL SS - * even if SS not enabled and in that case - * SSInfo.spreadSpectrumPercentage !=0 would be sign - * that SS is enabled - */ - if (result == BP_RESULT_OK && - info.spread_spectrum_percentage != 0) { - clk_dce->ss_on_dprefclk = true; - clk_dce->dprefclk_ss_divider = info.spread_percentage_divider; - - if (info.type.CENTER_MODE == 0) { - /* TODO: Currently for DP Reference clock we - * need only SS percentage for - * downspread */ - clk_dce->dprefclk_ss_percentage = - info.spread_spectrum_percentage; - } - - return; - } - - result = bp->funcs->get_spread_spectrum_info( - bp, AS_SIGNAL_TYPE_DISPLAY_PORT, 0, &info); - - /* Based on VBIOS, VBIOS will keep entry for DPREFCLK SS - * even if SS not enabled and in that case - * SSInfo.spreadSpectrumPercentage !=0 would be sign - * that SS is enabled - */ - if (result == BP_RESULT_OK && - info.spread_spectrum_percentage != 0) { - clk_dce->ss_on_dprefclk = true; - clk_dce->dprefclk_ss_divider = info.spread_percentage_divider; - - if (info.type.CENTER_MODE == 0) { - /* Currently for DP Reference clock we - * need only SS percentage for - * downspread */ - clk_dce->dprefclk_ss_percentage = - info.spread_spectrum_percentage; - } - } - } -} - -static inline bool should_set_clock(bool safe_to_lower, int calc_clk, int cur_clk) -{ - return ((safe_to_lower && calc_clk < cur_clk) || calc_clk > cur_clk); -} - -static void dce12_update_clocks(struct dccg *dccg, - struct dc_clocks *new_clocks, - bool safe_to_lower) -{ - struct dm_pp_clock_for_voltage_req clock_voltage_req = {0}; - - /* TODO: Investigate why this is needed to fix display corruption. */ - new_clocks->dispclk_khz = new_clocks->dispclk_khz * 115 / 100; - - if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, dccg->clks.dispclk_khz)) { - clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_DISPLAY_CLK; - clock_voltage_req.clocks_in_khz = new_clocks->dispclk_khz; - new_clocks->dispclk_khz = dccg->funcs->set_dispclk(dccg, new_clocks->dispclk_khz); - dccg->clks.dispclk_khz = new_clocks->dispclk_khz; - - dm_pp_apply_clock_for_voltage_request(dccg->ctx, &clock_voltage_req); - } - - if (should_set_clock(safe_to_lower, new_clocks->phyclk_khz, dccg->clks.phyclk_khz)) { - clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_DISPLAYPHYCLK; - clock_voltage_req.clocks_in_khz = new_clocks->phyclk_khz; - dccg->clks.phyclk_khz = new_clocks->phyclk_khz; - - dm_pp_apply_clock_for_voltage_request(dccg->ctx, &clock_voltage_req); - } -} - -#ifdef CONFIG_DRM_AMD_DC_DCN1_0 -static int dcn1_determine_dppclk_threshold(struct dccg *dccg, struct dc_clocks *new_clocks) -{ - bool request_dpp_div = new_clocks->dispclk_khz > new_clocks->dppclk_khz; - bool dispclk_increase = new_clocks->dispclk_khz > dccg->clks.dispclk_khz; - int disp_clk_threshold = new_clocks->max_supported_dppclk_khz; - bool cur_dpp_div = dccg->clks.dispclk_khz > dccg->clks.dppclk_khz; - - /* increase clock, looking for div is 0 for current, request div is 1*/ - if (dispclk_increase) { - /* already divided by 2, no need to reach target clk with 2 steps*/ - if (cur_dpp_div) - return new_clocks->dispclk_khz; - - /* request disp clk is lower than maximum supported dpp clk, - * no need to reach target clk with two steps. - */ - if (new_clocks->dispclk_khz <= disp_clk_threshold) - return new_clocks->dispclk_khz; - - /* target dpp clk not request divided by 2, still within threshold */ - if (!request_dpp_div) - return new_clocks->dispclk_khz; - - } else { - /* decrease clock, looking for current dppclk divided by 2, - * request dppclk not divided by 2. - */ - - /* current dpp clk not divided by 2, no need to ramp*/ - if (!cur_dpp_div) - return new_clocks->dispclk_khz; - - /* current disp clk is lower than current maximum dpp clk, - * no need to ramp - */ - if (dccg->clks.dispclk_khz <= disp_clk_threshold) - return new_clocks->dispclk_khz; - - /* request dpp clk need to be divided by 2 */ - if (request_dpp_div) - return new_clocks->dispclk_khz; - } - - return disp_clk_threshold; -} - -static void dcn1_ramp_up_dispclk_with_dpp(struct dccg *dccg, struct dc_clocks *new_clocks) -{ - struct dc *dc = dccg->ctx->dc; - int dispclk_to_dpp_threshold = dcn1_determine_dppclk_threshold(dccg, new_clocks); - bool request_dpp_div = new_clocks->dispclk_khz > new_clocks->dppclk_khz; - int i; - - /* set disp clk to dpp clk threshold */ - dccg->funcs->set_dispclk(dccg, dispclk_to_dpp_threshold); - - /* update request dpp clk division option */ - for (i = 0; i < dc->res_pool->pipe_count; i++) { - struct pipe_ctx *pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i]; - - if (!pipe_ctx->plane_state) - continue; - - pipe_ctx->plane_res.dpp->funcs->dpp_dppclk_control( - pipe_ctx->plane_res.dpp, - request_dpp_div, - true); - } - - /* If target clk not same as dppclk threshold, set to target clock */ - if (dispclk_to_dpp_threshold != new_clocks->dispclk_khz) - dccg->funcs->set_dispclk(dccg, new_clocks->dispclk_khz); - - dccg->clks.dispclk_khz = new_clocks->dispclk_khz; - dccg->clks.dppclk_khz = new_clocks->dppclk_khz; - dccg->clks.max_supported_dppclk_khz = new_clocks->max_supported_dppclk_khz; -} - -static void dcn1_update_clocks(struct dccg *dccg, - struct dc_clocks *new_clocks, - bool safe_to_lower) -{ - struct dc *dc = dccg->ctx->dc; - struct pp_smu_display_requirement_rv *smu_req_cur = - &dc->res_pool->pp_smu_req; - struct pp_smu_display_requirement_rv smu_req = *smu_req_cur; - struct pp_smu_funcs_rv *pp_smu = dc->res_pool->pp_smu; - struct dm_pp_clock_for_voltage_req clock_voltage_req = {0}; - bool send_request_to_increase = false; - bool send_request_to_lower = false; - - if (new_clocks->phyclk_khz) - smu_req.display_count = 1; - else - smu_req.display_count = 0; - - if (new_clocks->dispclk_khz > dccg->clks.dispclk_khz - || new_clocks->phyclk_khz > dccg->clks.phyclk_khz - || new_clocks->fclk_khz > dccg->clks.fclk_khz - || new_clocks->dcfclk_khz > dccg->clks.dcfclk_khz) - send_request_to_increase = true; - - if (should_set_clock(safe_to_lower, new_clocks->phyclk_khz, dccg->clks.phyclk_khz)) { - dccg->clks.phyclk_khz = new_clocks->phyclk_khz; - - send_request_to_lower = true; - } - - if (should_set_clock(safe_to_lower, new_clocks->fclk_khz, dccg->clks.fclk_khz)) { - dccg->clks.fclk_khz = new_clocks->fclk_khz; - clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_FCLK; - clock_voltage_req.clocks_in_khz = new_clocks->fclk_khz; - smu_req.hard_min_fclk_khz = new_clocks->fclk_khz; - - dm_pp_apply_clock_for_voltage_request(dccg->ctx, &clock_voltage_req); - send_request_to_lower = true; - } - - if (should_set_clock(safe_to_lower, new_clocks->dcfclk_khz, dccg->clks.dcfclk_khz)) { - dccg->clks.dcfclk_khz = new_clocks->dcfclk_khz; - smu_req.hard_min_dcefclk_khz = new_clocks->dcfclk_khz; - - send_request_to_lower = true; - } - - if (should_set_clock(safe_to_lower, - new_clocks->dcfclk_deep_sleep_khz, dccg->clks.dcfclk_deep_sleep_khz)) { - dccg->clks.dcfclk_deep_sleep_khz = new_clocks->dcfclk_deep_sleep_khz; - smu_req.min_deep_sleep_dcefclk_mhz = new_clocks->dcfclk_deep_sleep_khz; - - send_request_to_lower = true; - } - - /* make sure dcf clk is before dpp clk to - * make sure we have enough voltage to run dpp clk - */ - if (send_request_to_increase) { - /*use dcfclk to request voltage*/ - clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_DCFCLK; - clock_voltage_req.clocks_in_khz = dcn_find_dcfclk_suits_all(dc, new_clocks); - dm_pp_apply_clock_for_voltage_request(dccg->ctx, &clock_voltage_req); - if (pp_smu->set_display_requirement) - pp_smu->set_display_requirement(&pp_smu->pp_smu, &smu_req); - } - - /* dcn1 dppclk is tied to dispclk */ - /* program dispclk on = as a w/a for sleep resume clock ramping issues */ - if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, dccg->clks.dispclk_khz) - || new_clocks->dispclk_khz == dccg->clks.dispclk_khz) { - dcn1_ramp_up_dispclk_with_dpp(dccg, new_clocks); - dccg->clks.dispclk_khz = new_clocks->dispclk_khz; - - send_request_to_lower = true; - } - - if (!send_request_to_increase && send_request_to_lower) { - /*use dcfclk to request voltage*/ - clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_DCFCLK; - clock_voltage_req.clocks_in_khz = dcn_find_dcfclk_suits_all(dc, new_clocks); - dm_pp_apply_clock_for_voltage_request(dccg->ctx, &clock_voltage_req); - if (pp_smu->set_display_requirement) - pp_smu->set_display_requirement(&pp_smu->pp_smu, &smu_req); - } - - - *smu_req_cur = smu_req; -} -#endif - -static void dce_update_clocks(struct dccg *dccg, - struct dc_clocks *new_clocks, - bool safe_to_lower) -{ - struct dm_pp_power_level_change_request level_change_req; - struct dce_dccg *clk_dce = TO_DCE_CLOCKS(dccg); - - /* TODO: Investigate why this is needed to fix display corruption. */ - if (!clk_dce->dfs_bypass_active) - new_clocks->dispclk_khz = new_clocks->dispclk_khz * 115 / 100; - - level_change_req.power_level = dce_get_required_clocks_state(dccg, new_clocks); - /* get max clock state from PPLIB */ - if ((level_change_req.power_level < dccg->cur_min_clks_state && safe_to_lower) - || level_change_req.power_level > dccg->cur_min_clks_state) { - if (dm_pp_apply_power_level_change_request(dccg->ctx, &level_change_req)) - dccg->cur_min_clks_state = level_change_req.power_level; - } - - if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, dccg->clks.dispclk_khz)) { - new_clocks->dispclk_khz = dccg->funcs->set_dispclk(dccg, new_clocks->dispclk_khz); - dccg->clks.dispclk_khz = new_clocks->dispclk_khz; - } -} - -static bool dce_update_dfs_bypass( - struct dccg *dccg, - struct dc *dc, - struct dc_state *context, - int requested_clock_khz) -{ - struct dce_dccg *clk_dce = TO_DCE_CLOCKS(dccg); - struct resource_context *res_ctx = &context->res_ctx; - enum signal_type signal_type = SIGNAL_TYPE_NONE; - bool was_active = clk_dce->dfs_bypass_active; - int i; - - /* Disable DFS bypass by default. */ - clk_dce->dfs_bypass_active = false; - - /* Check that DFS bypass is available. */ - if (!clk_dce->dfs_bypass_enabled) - goto update; - - /* Check if the requested display clock is below the threshold. */ - if (requested_clock_khz >= 400000) - goto update; - - /* DFS-bypass should only be enabled on single stream setups */ - if (context->stream_count != 1) - goto update; - - /* Check that the stream's signal type is an embedded panel */ - for (i = 0; i < dc->res_pool->pipe_count; i++) { - if (res_ctx->pipe_ctx[i].stream) { - struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i]; - - signal_type = pipe_ctx->stream->sink->link->connector_signal; - break; - } - } - - if (signal_type == SIGNAL_TYPE_EDP || - signal_type == SIGNAL_TYPE_LVDS) - clk_dce->dfs_bypass_active = true; - -update: - /* Update the clock state. We don't need to respect safe_to_lower - * because DFS bypass should always be greater than the current - * display clock frequency. - */ - if (was_active != clk_dce->dfs_bypass_active) { - dccg->clks.dispclk_khz = - dccg->funcs->set_dispclk(dccg, dccg->clks.dispclk_khz); - return true; - } - - return false; -} - -#ifdef CONFIG_DRM_AMD_DC_DCN1_0 -static const struct display_clock_funcs dcn1_funcs = { - .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, - .set_dispclk = dce112_set_clock, - .update_clocks = dcn1_update_clocks -}; -#endif - -static const struct display_clock_funcs dce120_funcs = { - .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, - .set_dispclk = dce112_set_clock, - .update_clocks = dce12_update_clocks -}; - -static const struct display_clock_funcs dce112_funcs = { - .get_dp_ref_clk_frequency = dce_get_dp_ref_freq_khz, - .set_dispclk = dce112_set_clock, - .update_clocks = dce_update_clocks -}; - -static const struct display_clock_funcs dce110_funcs = { - .get_dp_ref_clk_frequency = dce_get_dp_ref_freq_khz, - .set_dispclk = dce_psr_set_clock, - .update_clocks = dce_update_clocks, - .update_dfs_bypass = dce_update_dfs_bypass -}; - -static const struct display_clock_funcs dce_funcs = { - .get_dp_ref_clk_frequency = dce_get_dp_ref_freq_khz, - .set_dispclk = dce_set_clock, - .update_clocks = dce_update_clocks -}; - -static void dce_dccg_construct( - struct dce_dccg *clk_dce, - struct dc_context *ctx, - const struct dccg_registers *regs, - const struct dccg_shift *clk_shift, - const struct dccg_mask *clk_mask) -{ - struct dccg *base = &clk_dce->base; - - base->ctx = ctx; - base->funcs = &dce_funcs; - - clk_dce->regs = regs; - clk_dce->clk_shift = clk_shift; - clk_dce->clk_mask = clk_mask; - - clk_dce->dfs_bypass_disp_clk = 0; - - clk_dce->dprefclk_ss_percentage = 0; - clk_dce->dprefclk_ss_divider = 1000; - clk_dce->ss_on_dprefclk = false; - - base->max_clks_state = DM_PP_CLOCKS_STATE_NOMINAL; - base->cur_min_clks_state = DM_PP_CLOCKS_STATE_INVALID; - - dce_clock_read_integrated_info(clk_dce); - dce_clock_read_ss_info(clk_dce); -} - -struct dccg *dce_dccg_create( - struct dc_context *ctx, - const struct dccg_registers *regs, - const struct dccg_shift *clk_shift, - const struct dccg_mask *clk_mask) -{ - struct dce_dccg *clk_dce = kzalloc(sizeof(*clk_dce), GFP_KERNEL); - - if (clk_dce == NULL) { - BREAK_TO_DEBUGGER(); - return NULL; - } - - memcpy(clk_dce->max_clks_by_state, - dce80_max_clks_by_state, - sizeof(dce80_max_clks_by_state)); - - dce_dccg_construct( - clk_dce, ctx, regs, clk_shift, clk_mask); - - return &clk_dce->base; -} - -struct dccg *dce110_dccg_create( - struct dc_context *ctx, - const struct dccg_registers *regs, - const struct dccg_shift *clk_shift, - const struct dccg_mask *clk_mask) -{ - struct dce_dccg *clk_dce = kzalloc(sizeof(*clk_dce), GFP_KERNEL); - - if (clk_dce == NULL) { - BREAK_TO_DEBUGGER(); - return NULL; - } - - memcpy(clk_dce->max_clks_by_state, - dce110_max_clks_by_state, - sizeof(dce110_max_clks_by_state)); - - dce_dccg_construct( - clk_dce, ctx, regs, clk_shift, clk_mask); - - clk_dce->base.funcs = &dce110_funcs; - - return &clk_dce->base; -} - -struct dccg *dce112_dccg_create( - struct dc_context *ctx, - const struct dccg_registers *regs, - const struct dccg_shift *clk_shift, - const struct dccg_mask *clk_mask) -{ - struct dce_dccg *clk_dce = kzalloc(sizeof(*clk_dce), GFP_KERNEL); - - if (clk_dce == NULL) { - BREAK_TO_DEBUGGER(); - return NULL; - } - - memcpy(clk_dce->max_clks_by_state, - dce112_max_clks_by_state, - sizeof(dce112_max_clks_by_state)); - - dce_dccg_construct( - clk_dce, ctx, regs, clk_shift, clk_mask); - - clk_dce->base.funcs = &dce112_funcs; - - return &clk_dce->base; -} - -struct dccg *dce120_dccg_create(struct dc_context *ctx) -{ - struct dce_dccg *clk_dce = kzalloc(sizeof(*clk_dce), GFP_KERNEL); - - if (clk_dce == NULL) { - BREAK_TO_DEBUGGER(); - return NULL; - } - - memcpy(clk_dce->max_clks_by_state, - dce120_max_clks_by_state, - sizeof(dce120_max_clks_by_state)); - - dce_dccg_construct( - clk_dce, ctx, NULL, NULL, NULL); - - clk_dce->dprefclk_khz = 600000; - clk_dce->base.funcs = &dce120_funcs; - - return &clk_dce->base; -} - -#ifdef CONFIG_DRM_AMD_DC_DCN1_0 -struct dccg *dcn1_dccg_create(struct dc_context *ctx) -{ - struct dc_debug_options *debug = &ctx->dc->debug; - struct dc_bios *bp = ctx->dc_bios; - struct dc_firmware_info fw_info = { { 0 } }; - struct dce_dccg *clk_dce = kzalloc(sizeof(*clk_dce), GFP_KERNEL); - - if (clk_dce == NULL) { - BREAK_TO_DEBUGGER(); - return NULL; - } - - clk_dce->base.ctx = ctx; - clk_dce->base.funcs = &dcn1_funcs; - - clk_dce->dfs_bypass_disp_clk = 0; - - clk_dce->dprefclk_ss_percentage = 0; - clk_dce->dprefclk_ss_divider = 1000; - clk_dce->ss_on_dprefclk = false; - - clk_dce->dprefclk_khz = 600000; - if (bp->integrated_info) - clk_dce->dentist_vco_freq_khz = bp->integrated_info->dentist_vco_freq; - if (clk_dce->dentist_vco_freq_khz == 0) { - bp->funcs->get_firmware_info(bp, &fw_info); - clk_dce->dentist_vco_freq_khz = fw_info.smu_gpu_pll_output_freq; - if (clk_dce->dentist_vco_freq_khz == 0) - clk_dce->dentist_vco_freq_khz = 3600000; - } - - if (!debug->disable_dfs_bypass && bp->integrated_info) - if (bp->integrated_info->gpu_cap_info & DFS_BYPASS_ENABLE) - clk_dce->dfs_bypass_enabled = true; - - dce_clock_read_ss_info(clk_dce); - - return &clk_dce->base; -} -#endif - -void dce_dccg_destroy(struct dccg **dccg) -{ - struct dce_dccg *clk_dce = TO_DCE_CLOCKS(*dccg); - - kfree(clk_dce); - *dccg = NULL; -} diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h index 64dc75378541..c83a7f05f14c 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h @@ -233,6 +233,16 @@ struct dce_hwseq_registers { uint32_t DOMAIN5_PG_CONFIG; uint32_t DOMAIN6_PG_CONFIG; uint32_t DOMAIN7_PG_CONFIG; + uint32_t DOMAIN8_PG_CONFIG; + uint32_t DOMAIN9_PG_CONFIG; + uint32_t DOMAIN10_PG_CONFIG; + uint32_t DOMAIN11_PG_CONFIG; + uint32_t DOMAIN16_PG_CONFIG; + uint32_t DOMAIN17_PG_CONFIG; + uint32_t DOMAIN18_PG_CONFIG; + uint32_t DOMAIN19_PG_CONFIG; + uint32_t DOMAIN20_PG_CONFIG; + uint32_t DOMAIN21_PG_CONFIG; uint32_t DOMAIN0_PG_STATUS; uint32_t DOMAIN1_PG_STATUS; uint32_t DOMAIN2_PG_STATUS; @@ -241,6 +251,16 @@ struct dce_hwseq_registers { uint32_t DOMAIN5_PG_STATUS; uint32_t DOMAIN6_PG_STATUS; uint32_t DOMAIN7_PG_STATUS; + uint32_t DOMAIN8_PG_STATUS; + uint32_t DOMAIN9_PG_STATUS; + uint32_t DOMAIN10_PG_STATUS; + uint32_t DOMAIN11_PG_STATUS; + uint32_t DOMAIN16_PG_STATUS; + uint32_t DOMAIN17_PG_STATUS; + uint32_t DOMAIN18_PG_STATUS; + uint32_t DOMAIN19_PG_STATUS; + uint32_t DOMAIN20_PG_STATUS; + uint32_t DOMAIN21_PG_STATUS; uint32_t DIO_MEM_PWR_CTRL; uint32_t DCCG_GATE_DISABLE_CNTL; uint32_t DCCG_GATE_DISABLE_CNTL2; @@ -262,6 +282,8 @@ struct dce_hwseq_registers { uint32_t D2VGA_CONTROL; uint32_t D3VGA_CONTROL; uint32_t D4VGA_CONTROL; + uint32_t D5VGA_CONTROL; + uint32_t D6VGA_CONTROL; uint32_t VGA_TEST_CONTROL; /* MMHUB registers. read only. temporary hack */ uint32_t VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32; @@ -489,6 +511,26 @@ struct dce_hwseq_registers { type DOMAIN6_POWER_GATE; \ type DOMAIN7_POWER_FORCEON; \ type DOMAIN7_POWER_GATE; \ + type DOMAIN8_POWER_FORCEON; \ + type DOMAIN8_POWER_GATE; \ + type DOMAIN9_POWER_FORCEON; \ + type DOMAIN9_POWER_GATE; \ + type DOMAIN10_POWER_FORCEON; \ + type DOMAIN10_POWER_GATE; \ + type DOMAIN11_POWER_FORCEON; \ + type DOMAIN11_POWER_GATE; \ + type DOMAIN16_POWER_FORCEON; \ + type DOMAIN16_POWER_GATE; \ + type DOMAIN17_POWER_FORCEON; \ + type DOMAIN17_POWER_GATE; \ + type DOMAIN18_POWER_FORCEON; \ + type DOMAIN18_POWER_GATE; \ + type DOMAIN19_POWER_FORCEON; \ + type DOMAIN19_POWER_GATE; \ + type DOMAIN20_POWER_FORCEON; \ + type DOMAIN20_POWER_GATE; \ + type DOMAIN21_POWER_FORCEON; \ + type DOMAIN21_POWER_GATE; \ type DOMAIN0_PGFSM_PWR_STATUS; \ type DOMAIN1_PGFSM_PWR_STATUS; \ type DOMAIN2_PGFSM_PWR_STATUS; \ @@ -497,6 +539,16 @@ struct dce_hwseq_registers { type DOMAIN5_PGFSM_PWR_STATUS; \ type DOMAIN6_PGFSM_PWR_STATUS; \ type DOMAIN7_PGFSM_PWR_STATUS; \ + type DOMAIN8_PGFSM_PWR_STATUS; \ + type DOMAIN9_PGFSM_PWR_STATUS; \ + type DOMAIN10_PGFSM_PWR_STATUS; \ + type DOMAIN11_PGFSM_PWR_STATUS; \ + type DOMAIN16_PGFSM_PWR_STATUS; \ + type DOMAIN17_PGFSM_PWR_STATUS; \ + type DOMAIN18_PGFSM_PWR_STATUS; \ + type DOMAIN19_PGFSM_PWR_STATUS; \ + type DOMAIN20_PGFSM_PWR_STATUS; \ + type DOMAIN21_PGFSM_PWR_STATUS; \ type DCFCLK_GATE_DIS; \ type DCHUBBUB_GLOBAL_TIMER_REFDIV; \ type VGA_TEST_ENABLE; \ diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c index 366bc8c2c643..3e18ea84b1f9 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c @@ -645,7 +645,7 @@ static bool dce110_link_encoder_validate_hdmi_output( return false; /* DCE11 HW does not support 420 */ - if (!enc110->base.features.ycbcr420_supported && + if (!enc110->base.features.hdmi_ycbcr420_supported && crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) return false; diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c index c47c81883d3c..cce0d18f91da 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c @@ -908,7 +908,6 @@ static void dce110_stream_encoder_dp_blank( struct stream_encoder *enc) { struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); - uint32_t retries = 0; uint32_t reg1 = 0; uint32_t max_retries = DP_BLANK_MAX_RETRY * 10; @@ -926,30 +925,28 @@ static void dce110_stream_encoder_dp_blank( * (2 = start of the next vertical blank) */ REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_DIS_DEFER, 2); /* Larger delay to wait until VBLANK - use max retry of - * 10us*3000=30ms. This covers 16.6ms of typical 60 Hz mode + - * a little more because we may not trust delay accuracy. - */ + * 10us*3000=30ms. This covers 16.6ms of typical 60 Hz mode + + * a little more because we may not trust delay accuracy. + */ max_retries = DP_BLANK_MAX_RETRY * 150; /* disable DP stream */ REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, 0); /* the encoder stops sending the video stream - * at the start of the vertical blanking. - * Poll for DP_VID_STREAM_STATUS == 0 - */ + * at the start of the vertical blanking. + * Poll for DP_VID_STREAM_STATUS == 0 + */ REG_WAIT(DP_VID_STREAM_CNTL, DP_VID_STREAM_STATUS, 0, 10, max_retries); - ASSERT(retries <= max_retries); - /* Tell the DP encoder to ignore timing from CRTC, must be done after - * the polling. If we set DP_STEER_FIFO_RESET before DP stream blank is - * complete, stream status will be stuck in video stream enabled state, - * i.e. DP_VID_STREAM_STATUS stuck at 1. - */ + * the polling. If we set DP_STEER_FIFO_RESET before DP stream blank is + * complete, stream status will be stuck in video stream enabled state, + * i.e. DP_VID_STREAM_STATUS stuck at 1. + */ REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, true); } |