diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c | 293 |
1 files changed, 28 insertions, 265 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c index ac2d4c4f04e4..ca6dfd2d7561 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c @@ -24,12 +24,10 @@ */ #include "dccg.h" -#include "clk_mgr_internal.h" - - -#include "dcn20/dcn20_clk_mgr.h" #include "rn_clk_mgr.h" +#include "dcn20/dcn20_clk_mgr.h" +#include "dml/dcn20/dcn20_fpu.h" #include "dce100/dce_clk_mgr.h" #include "rn_clk_mgr_vbios_smu.h" @@ -42,11 +40,9 @@ #include "clk/clk_10_0_2_sh_mask.h" #include "renoir_ip_offset.h" -#include "irq/dcn21/irq_service_dcn21.h" /* Constants */ -#define LPDDR_MEM_RETRAIN_LATENCY 4.977 /* Number obtained from LPDDR4 Training Counter Requirement doc */ #define SMU_VER_55_51_0 0x373300 /* SMU Version that is able to set DISPCLK below 100MHz */ /* Macros */ @@ -56,9 +52,7 @@ /* TODO: evaluate how to lower or disable all dcn clocks in screen off case */ -int rn_get_active_display_cnt_wa( - struct dc *dc, - struct dc_state *context) +static int rn_get_active_display_cnt_wa(struct dc *dc, struct dc_state *context) { int i, display_count; bool tmds_present = false; @@ -77,7 +71,8 @@ int rn_get_active_display_cnt_wa( const struct dc_link *link = dc->links[i]; /* abusing the fact that the dig and phy are coupled to see if the phy is enabled */ - if (link->link_enc->funcs->is_dig_enabled(link->link_enc)) + if (link->link_enc->funcs->is_dig_enabled && + link->link_enc->funcs->is_dig_enabled(link->link_enc)) display_count++; } @@ -88,13 +83,24 @@ int rn_get_active_display_cnt_wa( return display_count; } -void rn_set_low_power_state(struct clk_mgr *clk_mgr_base) +static void rn_set_low_power_state(struct clk_mgr *clk_mgr_base) { + int display_count; struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); + struct dc *dc = clk_mgr_base->ctx->dc; + struct dc_state *context = dc->current_state; + + if (clk_mgr_base->clks.pwr_state != DCN_PWR_STATE_LOW_POWER) { + + display_count = rn_get_active_display_cnt_wa(dc, context); - rn_vbios_smu_set_dcn_low_power_state(clk_mgr, DCN_PWR_STATE_LOW_POWER); - /* update power state */ - clk_mgr_base->clks.pwr_state = DCN_PWR_STATE_LOW_POWER; + /* if we can go lower, go lower */ + if (display_count == 0) { + rn_vbios_smu_set_dcn_low_power_state(clk_mgr, DCN_PWR_STATE_LOW_POWER); + /* update power state */ + clk_mgr_base->clks.pwr_state = DCN_PWR_STATE_LOW_POWER; + } + } } static void rn_update_clocks_update_dpp_dto(struct clk_mgr_internal *clk_mgr, @@ -113,7 +119,7 @@ static void rn_update_clocks_update_dpp_dto(struct clk_mgr_internal *clk_mgr, dpp_inst = clk_mgr->base.ctx->dc->res_pool->dpps[i]->inst; dppclk_khz = context->res_ctx.pipe_ctx[i].plane_res.bw.dppclk_khz; - prev_dppclk_khz = clk_mgr->dccg->pipe_dppclk_khz[i]; + prev_dppclk_khz = clk_mgr->dccg->pipe_dppclk_khz[dpp_inst]; if (safe_to_lower || prev_dppclk_khz < dppclk_khz) clk_mgr->dccg->funcs->update_dpp_dto( @@ -122,7 +128,7 @@ static void rn_update_clocks_update_dpp_dto(struct clk_mgr_internal *clk_mgr, } -void rn_update_clocks(struct clk_mgr *clk_mgr_base, +static void rn_update_clocks(struct clk_mgr *clk_mgr_base, struct dc_state *context, bool safe_to_lower) { @@ -130,11 +136,9 @@ void rn_update_clocks(struct clk_mgr *clk_mgr_base, struct dc_clocks *new_clocks = &context->bw_ctx.bw.dcn.clk; struct dc *dc = clk_mgr_base->ctx->dc; int display_count; - int irq_src; bool update_dppclk = false; bool update_dispclk = false; bool dpp_clock_lowered = false; - uint32_t hpd_state; struct dmcu *dmcu = clk_mgr_base->ctx->dc->res_pool->dmcu; @@ -151,14 +155,8 @@ void rn_update_clocks(struct clk_mgr *clk_mgr_base, display_count = rn_get_active_display_cnt_wa(dc, context); - for (irq_src = DC_IRQ_SOURCE_HPD1; irq_src <= DC_IRQ_SOURCE_HPD5; irq_src++) { - hpd_state = dc_get_hpd_state_dcn21(dc->res_pool->irqs, irq_src); - if (hpd_state) - break; - } - /* if we can go lower, go lower */ - if (display_count == 0 && !hpd_state) { + if (display_count == 0) { rn_vbios_smu_set_dcn_low_power_state(clk_mgr, DCN_PWR_STATE_LOW_POWER); /* update power state */ clk_mgr_base->clks.pwr_state = DCN_PWR_STATE_LOW_POWER; @@ -437,25 +435,14 @@ static void rn_dump_clk_registers(struct clk_state_registers_and_bypass *regs_an } } -/* This function produce translated logical clk state values*/ -void rn_get_clk_states(struct clk_mgr *clk_mgr_base, struct clk_states *s) -{ - struct clk_state_registers_and_bypass sb = { 0 }; - struct clk_log_info log_info = { 0 }; - - rn_dump_clk_registers(&sb, clk_mgr_base, &log_info); - - s->dprefclk_khz = sb.dprefclk * 1000; -} - -void rn_enable_pme_wa(struct clk_mgr *clk_mgr_base) +static void rn_enable_pme_wa(struct clk_mgr *clk_mgr_base) { struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); rn_vbios_smu_enable_pme_wa(clk_mgr); } -void rn_init_clocks(struct clk_mgr *clk_mgr) +static void rn_init_clocks(struct clk_mgr *clk_mgr) { memset(&(clk_mgr->clks), 0, sizeof(struct dc_clocks)); // Assumption is that boot state always supports pstate @@ -623,228 +610,6 @@ static struct clk_bw_params rn_bw_params = { }; -static struct wm_table ddr4_wm_table_gs = { - .entries = { - { - .wm_inst = WM_A, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 7.09, - .sr_enter_plus_exit_time_us = 8.14, - .valid = true, - }, - { - .wm_inst = WM_B, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 10.12, - .sr_enter_plus_exit_time_us = 11.48, - .valid = true, - }, - { - .wm_inst = WM_C, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 10.12, - .sr_enter_plus_exit_time_us = 11.48, - .valid = true, - }, - { - .wm_inst = WM_D, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 10.12, - .sr_enter_plus_exit_time_us = 11.48, - .valid = true, - }, - } -}; - -static struct wm_table lpddr4_wm_table_gs = { - .entries = { - { - .wm_inst = WM_A, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 5.32, - .sr_enter_plus_exit_time_us = 6.38, - .valid = true, - }, - { - .wm_inst = WM_B, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.82, - .sr_enter_plus_exit_time_us = 11.196, - .valid = true, - }, - { - .wm_inst = WM_C, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.89, - .sr_enter_plus_exit_time_us = 11.24, - .valid = true, - }, - { - .wm_inst = WM_D, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.748, - .sr_enter_plus_exit_time_us = 11.102, - .valid = true, - }, - } -}; - -static struct wm_table lpddr4_wm_table_with_disabled_ppt = { - .entries = { - { - .wm_inst = WM_A, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 8.32, - .sr_enter_plus_exit_time_us = 9.38, - .valid = true, - }, - { - .wm_inst = WM_B, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.82, - .sr_enter_plus_exit_time_us = 11.196, - .valid = true, - }, - { - .wm_inst = WM_C, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.89, - .sr_enter_plus_exit_time_us = 11.24, - .valid = true, - }, - { - .wm_inst = WM_D, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.748, - .sr_enter_plus_exit_time_us = 11.102, - .valid = true, - }, - } -}; - -static struct wm_table ddr4_wm_table_rn = { - .entries = { - { - .wm_inst = WM_A, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 11.90, - .sr_enter_plus_exit_time_us = 12.80, - .valid = true, - }, - { - .wm_inst = WM_B, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 13.18, - .sr_enter_plus_exit_time_us = 14.30, - .valid = true, - }, - { - .wm_inst = WM_C, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 13.18, - .sr_enter_plus_exit_time_us = 14.30, - .valid = true, - }, - { - .wm_inst = WM_D, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 13.18, - .sr_enter_plus_exit_time_us = 14.30, - .valid = true, - }, - } -}; - -static struct wm_table ddr4_1R_wm_table_rn = { - .entries = { - { - .wm_inst = WM_A, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 13.90, - .sr_enter_plus_exit_time_us = 14.80, - .valid = true, - }, - { - .wm_inst = WM_B, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 13.90, - .sr_enter_plus_exit_time_us = 14.80, - .valid = true, - }, - { - .wm_inst = WM_C, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 13.90, - .sr_enter_plus_exit_time_us = 14.80, - .valid = true, - }, - { - .wm_inst = WM_D, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.72, - .sr_exit_time_us = 13.90, - .sr_enter_plus_exit_time_us = 14.80, - .valid = true, - }, - } -}; - -static struct wm_table lpddr4_wm_table_rn = { - .entries = { - { - .wm_inst = WM_A, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 7.32, - .sr_enter_plus_exit_time_us = 8.38, - .valid = true, - }, - { - .wm_inst = WM_B, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.82, - .sr_enter_plus_exit_time_us = 11.196, - .valid = true, - }, - { - .wm_inst = WM_C, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.89, - .sr_enter_plus_exit_time_us = 11.24, - .valid = true, - }, - { - .wm_inst = WM_D, - .wm_type = WM_TYPE_PSTATE_CHG, - .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.748, - .sr_enter_plus_exit_time_us = 11.102, - .valid = true, - }, - } -}; - static unsigned int find_socclk_for_voltage(struct dpm_clocks *clock_table, unsigned int voltage) { int i; @@ -924,12 +689,10 @@ static void rn_clk_mgr_helper_populate_bw_params(struct clk_bw_params *bw_params /* * WM set D will be re-purposed for memory retraining */ - bw_params->wm_table.entries[WM_D].pstate_latency_us = LPDDR_MEM_RETRAIN_LATENCY; - bw_params->wm_table.entries[WM_D].wm_inst = WM_D; - bw_params->wm_table.entries[WM_D].wm_type = WM_TYPE_RETRAINING; - bw_params->wm_table.entries[WM_D].valid = true; + DC_FP_START(); + dcn21_clk_mgr_set_bw_params_wm_table(bw_params); + DC_FP_END(); } - } void rn_clk_mgr_construct( |