diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31')
4 files changed, 145 insertions, 29 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c index 4162ce40089b..c1eaf571407a 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c @@ -48,6 +48,11 @@ #include "dc_dmub_srv.h" +#include "logger_types.h" +#undef DC_LOGGER +#define DC_LOGGER \ + clk_mgr->base.base.ctx->logger + #include "yellow_carp_offset.h" #define regCLK1_CLK_PLL_REQ 0x0237 @@ -99,7 +104,7 @@ static int dcn31_get_active_display_cnt_wa( return display_count; } -static void dcn31_disable_otg_wa(struct clk_mgr *clk_mgr_base, bool disable) +static void dcn31_disable_otg_wa(struct clk_mgr *clk_mgr_base, struct dc_state *context, bool disable) { struct dc *dc = clk_mgr_base->ctx->dc; int i; @@ -110,9 +115,10 @@ static void dcn31_disable_otg_wa(struct clk_mgr *clk_mgr_base, bool disable) if (pipe->top_pipe || pipe->prev_odm_pipe) continue; if (pipe->stream && (pipe->stream->dpms_off || dc_is_virtual_signal(pipe->stream->signal))) { - if (disable) + if (disable) { pipe->stream_res.tg->funcs->immediate_disable_crtc(pipe->stream_res.tg); - else + reset_sync_context_for_pipe(dc, context, i); + } else pipe->stream_res.tg->funcs->enable_crtc(pipe->stream_res.tg); } } @@ -139,9 +145,9 @@ void dcn31_update_clocks(struct clk_mgr *clk_mgr_base, * also if safe to lower is false, we just go in the higher state */ if (safe_to_lower) { - if (new_clocks->zstate_support == DCN_ZSTATE_SUPPORT_ALLOW && + if (new_clocks->zstate_support != DCN_ZSTATE_SUPPORT_DISALLOW && new_clocks->zstate_support != clk_mgr_base->clks.zstate_support) { - dcn31_smu_set_Z9_support(clk_mgr, true); + dcn31_smu_set_zstate_support(clk_mgr, new_clocks->zstate_support); dm_helpers_enable_periodic_detection(clk_mgr_base->ctx, true); clk_mgr_base->clks.zstate_support = new_clocks->zstate_support; } @@ -167,7 +173,7 @@ void dcn31_update_clocks(struct clk_mgr *clk_mgr_base, } else { if (new_clocks->zstate_support == DCN_ZSTATE_SUPPORT_DISALLOW && new_clocks->zstate_support != clk_mgr_base->clks.zstate_support) { - dcn31_smu_set_Z9_support(clk_mgr, false); + dcn31_smu_set_zstate_support(clk_mgr, DCN_ZSTATE_SUPPORT_DISALLOW); dm_helpers_enable_periodic_detection(clk_mgr_base->ctx, false); clk_mgr_base->clks.zstate_support = new_clocks->zstate_support; } @@ -211,11 +217,11 @@ void dcn31_update_clocks(struct clk_mgr *clk_mgr_base, } if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, clk_mgr_base->clks.dispclk_khz)) { - dcn31_disable_otg_wa(clk_mgr_base, true); + dcn31_disable_otg_wa(clk_mgr_base, context, true); clk_mgr_base->clks.dispclk_khz = new_clocks->dispclk_khz; dcn31_smu_set_dispclk(clk_mgr, clk_mgr_base->clks.dispclk_khz); - dcn31_disable_otg_wa(clk_mgr_base, false); + dcn31_disable_otg_wa(clk_mgr_base, context, false); update_dispclk = true; } @@ -287,8 +293,11 @@ static void dcn31_enable_pme_wa(struct clk_mgr *clk_mgr_base) void dcn31_init_clocks(struct clk_mgr *clk_mgr) { + uint32_t ref_dtbclk = clk_mgr->clks.ref_dtbclk_khz; + memset(&(clk_mgr->clks), 0, sizeof(struct dc_clocks)); // Assumption is that boot state always supports pstate + clk_mgr->clks.ref_dtbclk_khz = ref_dtbclk; // restore ref_dtbclk clk_mgr->clks.p_state_change_support = true; clk_mgr->clks.prev_p_state_change_support = true; clk_mgr->clks.pwr_state = DCN_PWR_STATE_UNKNOWN; @@ -329,38 +338,38 @@ static struct clk_bw_params dcn31_bw_params = { }; -static struct wm_table ddr4_wm_table = { +static struct wm_table ddr5_wm_table = { .entries = { { .wm_inst = WM_A, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.72, - .sr_exit_time_us = 6.09, - .sr_enter_plus_exit_time_us = 7.14, + .sr_exit_time_us = 9, + .sr_enter_plus_exit_time_us = 11, .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, + .sr_exit_time_us = 9, + .sr_enter_plus_exit_time_us = 11, .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, + .sr_exit_time_us = 9, + .sr_enter_plus_exit_time_us = 11, .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, + .sr_exit_time_us = 9, + .sr_enter_plus_exit_time_us = 11, .valid = true, }, } @@ -615,13 +624,43 @@ static void dcn31_clk_mgr_helper_populate_bw_params(struct clk_mgr_internal *clk } } +static void dcn31_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 = dcn31_get_active_display_cnt_wa(dc, context); + /* if we can go lower, go lower */ + if (display_count == 0) { + union display_idle_optimization_u idle_info = { 0 }; + + idle_info.idle_info.df_request_disabled = 1; + idle_info.idle_info.phy_ref_clk_off = 1; + idle_info.idle_info.s0i2_rdy = 1; + dcn31_smu_set_display_idle_optimization(clk_mgr, idle_info.data); + /* update power state */ + clk_mgr_base->clks.pwr_state = DCN_PWR_STATE_LOW_POWER; + } + } +} + +int dcn31_get_dtb_ref_freq_khz(struct clk_mgr *clk_mgr_base) +{ + return clk_mgr_base->clks.ref_dtbclk_khz; +} + static struct clk_mgr_funcs dcn31_funcs = { .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, + .get_dtb_ref_clk_frequency = dcn31_get_dtb_ref_freq_khz, .update_clocks = dcn31_update_clocks, .init_clocks = dcn31_init_clocks, .enable_pme_wa = dcn31_enable_pme_wa, .are_clock_states_equal = dcn31_are_clock_states_equal, - .notify_wm_ranges = dcn31_notify_wm_ranges + .notify_wm_ranges = dcn31_notify_wm_ranges, + .set_low_power_state = dcn31_set_low_power_state }; extern struct clk_mgr_funcs dcn3_fpga_funcs; @@ -687,22 +726,66 @@ void dcn31_clk_mgr_construct( if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) { dcn31_bw_params.wm_table = lpddr5_wm_table; } else { - dcn31_bw_params.wm_table = ddr4_wm_table; + dcn31_bw_params.wm_table = ddr5_wm_table; } /* Saved clocks configured at boot for debug purposes */ - dcn31_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, &clk_mgr->base.base, &log_info); + dcn31_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, + &clk_mgr->base.base, &log_info); } clk_mgr->base.base.dprefclk_khz = 600000; - clk_mgr->base.dccg->ref_dtbclk_khz = 600000; + clk_mgr->base.base.clks.ref_dtbclk_khz = 600000; dce_clock_read_ss_info(&clk_mgr->base); + /*if bios enabled SS, driver needs to adjust dtb clock, only enable with correct bios*/ + //clk_mgr->base.dccg->ref_dtbclk_khz = dce_adjust_dp_ref_freq_for_ss(clk_mgr_internal, clk_mgr->base.base.dprefclk_khz); clk_mgr->base.base.bw_params = &dcn31_bw_params; if (clk_mgr->base.base.ctx->dc->debug.pstate_enabled) { + int i; + dcn31_get_dpm_table_from_smu(&clk_mgr->base, &smu_dpm_clks); + DC_LOG_SMU("NumDcfClkLevelsEnabled: %d\n" + "NumDispClkLevelsEnabled: %d\n" + "NumSocClkLevelsEnabled: %d\n" + "VcnClkLevelsEnabled: %d\n" + "NumDfPst atesEnabled: %d\n" + "MinGfxClk: %d\n" + "MaxGfxClk: %d\n", + smu_dpm_clks.dpm_clks->NumDcfClkLevelsEnabled, + smu_dpm_clks.dpm_clks->NumDispClkLevelsEnabled, + smu_dpm_clks.dpm_clks->NumSocClkLevelsEnabled, + smu_dpm_clks.dpm_clks->VcnClkLevelsEnabled, + smu_dpm_clks.dpm_clks->NumDfPstatesEnabled, + smu_dpm_clks.dpm_clks->MinGfxClk, + smu_dpm_clks.dpm_clks->MaxGfxClk); + for (i = 0; i < smu_dpm_clks.dpm_clks->NumDcfClkLevelsEnabled; i++) { + DC_LOG_SMU("smu_dpm_clks.dpm_clks->DcfClocks[%d] = %d\n", + i, + smu_dpm_clks.dpm_clks->DcfClocks[i]); + } + for (i = 0; i < smu_dpm_clks.dpm_clks->NumDispClkLevelsEnabled; i++) { + DC_LOG_SMU("smu_dpm_clks.dpm_clks->DispClocks[%d] = %d\n", + i, smu_dpm_clks.dpm_clks->DispClocks[i]); + } + for (i = 0; i < smu_dpm_clks.dpm_clks->NumSocClkLevelsEnabled; i++) { + DC_LOG_SMU("smu_dpm_clks.dpm_clks->SocClocks[%d] = %d\n", + i, smu_dpm_clks.dpm_clks->SocClocks[i]); + } + for (i = 0; i < NUM_SOC_VOLTAGE_LEVELS; i++) + DC_LOG_SMU("smu_dpm_clks.dpm_clks->SocVoltage[%d] = %d\n", + i, smu_dpm_clks.dpm_clks->SocVoltage[i]); + + for (i = 0; i < NUM_DF_PSTATE_LEVELS; i++) { + DC_LOG_SMU("smu_dpm_clks.dpm_clks.DfPstateTable[%d].FClk = %d\n" + "smu_dpm_clks.dpm_clks->DfPstateTable[%d].MemClk= %d\n" + "smu_dpm_clks.dpm_clks->DfPstateTable[%d].Voltage = %d\n", + i, smu_dpm_clks.dpm_clks->DfPstateTable[i].FClk, + i, smu_dpm_clks.dpm_clks->DfPstateTable[i].MemClk, + i, smu_dpm_clks.dpm_clks->DfPstateTable[i].Voltage); + } if (ctx->dc_bios && ctx->dc_bios->integrated_info) { dcn31_clk_mgr_helper_populate_bw_params( &clk_mgr->base, diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.h index 961b10a49486..be06fdbd0c22 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.h +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.h @@ -51,6 +51,8 @@ void dcn31_clk_mgr_construct(struct dc_context *ctx, struct pp_smu_funcs *pp_smu, struct dccg *dccg); +int dcn31_get_dtb_ref_freq_khz(struct clk_mgr *clk_mgr_base); + void dcn31_clk_mgr_destroy(struct clk_mgr_internal *clk_mgr_int); #endif //__DCN31_CLK_MGR_H__ diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c index b7ace235a2d5..090b2c02aee1 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c @@ -40,6 +40,12 @@ #define FN(reg_name, field) \ FD(reg_name##__##field) +#include "logger_types.h" +#undef DC_LOGGER +#define DC_LOGGER \ + CTX->logger +#define smu_print(str, ...) {DC_LOG_SMU(str, ##__VA_ARGS__); } + #define VBIOSSMC_MSG_TestMessage 0x1 #define VBIOSSMC_MSG_GetSmuVersion 0x2 #define VBIOSSMC_MSG_PowerUpGfx 0x3 @@ -102,7 +108,9 @@ static int dcn31_smu_send_msg_with_param(struct clk_mgr_internal *clk_mgr, uint32_t result; result = dcn31_smu_wait_for_response(clk_mgr, 10, 200000); - ASSERT(result == VBIOSSMC_Result_OK); + + if (result != VBIOSSMC_Result_OK) + smu_print("SMU Response was not OK. SMU response after wait received is: %d\n", result); if (result == VBIOSSMC_Status_BUSY) { return -1; @@ -119,6 +127,16 @@ static int dcn31_smu_send_msg_with_param(struct clk_mgr_internal *clk_mgr, result = dcn31_smu_wait_for_response(clk_mgr, 10, 200000); + if (result == VBIOSSMC_Result_Failed) { + if (msg_id == VBIOSSMC_MSG_TransferTableDram2Smu && + param == TABLE_WATERMARKS) + DC_LOG_WARNING("Watermarks table not configured properly by SMU"); + else + ASSERT(0); + REG_WRITE(MP1_SMN_C2PMSG_91, VBIOSSMC_Result_OK); + return -1; + } + if (IS_SMU_TIMEOUT(result)) { ASSERT(0); dm_helpers_smu_timeout(CTX, msg_id, param, 10 * 200000); @@ -184,6 +202,10 @@ int dcn31_smu_set_hard_min_dcfclk(struct clk_mgr_internal *clk_mgr, int requeste VBIOSSMC_MSG_SetHardMinDcfclkByFreq, khz_to_mhz_ceil(requested_dcfclk_khz)); +#ifdef DBG + smu_print("actual_dcfclk_set_mhz %d is set to : %d\n", actual_dcfclk_set_mhz, actual_dcfclk_set_mhz * 1000); +#endif + return actual_dcfclk_set_mhz * 1000; } @@ -300,23 +322,32 @@ void dcn31_smu_transfer_wm_table_dram_2_smu(struct clk_mgr_internal *clk_mgr) VBIOSSMC_MSG_TransferTableDram2Smu, TABLE_WATERMARKS); } -void dcn31_smu_set_Z9_support(struct clk_mgr_internal *clk_mgr, bool support) +void dcn31_smu_set_zstate_support(struct clk_mgr_internal *clk_mgr, enum dcn_zstate_support_state support) { - //TODO: Work with smu team to define optimization options. - unsigned int msg_id; + unsigned int msg_id, param; if (!clk_mgr->smu_present) return; - if (support) - msg_id = VBIOSSMC_MSG_AllowZstatesEntry; + if (!clk_mgr->base.ctx->dc->debug.enable_z9_disable_interface && + (support == DCN_ZSTATE_SUPPORT_ALLOW_Z10_ONLY)) + support = DCN_ZSTATE_SUPPORT_DISALLOW; + + + if (support == DCN_ZSTATE_SUPPORT_ALLOW_Z10_ONLY) + param = 1; else + param = 0; + + if (support == DCN_ZSTATE_SUPPORT_DISALLOW) msg_id = VBIOSSMC_MSG_DisallowZstatesEntry; + else + msg_id = VBIOSSMC_MSG_AllowZstatesEntry; dcn31_smu_send_msg_with_param( clk_mgr, msg_id, - 0); + param); } diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.h index cd0b7e1e685f..dfa25a76a6d1 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.h +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.h @@ -265,7 +265,7 @@ void dcn31_smu_set_dram_addr_low(struct clk_mgr_internal *clk_mgr, uint32_t addr void dcn31_smu_transfer_dpm_table_smu_2_dram(struct clk_mgr_internal *clk_mgr); void dcn31_smu_transfer_wm_table_dram_2_smu(struct clk_mgr_internal *clk_mgr); -void dcn31_smu_set_Z9_support(struct clk_mgr_internal *clk_mgr, bool support); +void dcn31_smu_set_zstate_support(struct clk_mgr_internal *clk_mgr, enum dcn_zstate_support_state support); void dcn31_smu_set_dtbclk(struct clk_mgr_internal *clk_mgr, bool enable); #endif /* DAL_DC_31_SMU_H_ */ |