From f1232c6136a9edaf8da10135481d389b6e3961d9 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Mon, 7 Dec 2015 18:45:29 +0800 Subject: [PATCH] drm/amd/powerplay: implement functions in carrizo for DAL. Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- .../gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c | 126 ++++++++++++++++-- 1 file changed, 115 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c index 2e08021095a1..031d255eb6fc 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c @@ -883,9 +883,9 @@ static int cz_tf_update_low_mem_pstate(struct pp_hwmgr *hwmgr, if (pnew_state->action == FORCE_HIGH) cz_nbdpm_pstate_enable_disable(hwmgr, false, disable_switch); - else if(pnew_state->action == CANCEL_FORCE_HIGH) + else if (pnew_state->action == CANCEL_FORCE_HIGH) cz_nbdpm_pstate_enable_disable(hwmgr, false, disable_switch); - else + else cz_nbdpm_pstate_enable_disable(hwmgr, enable_low_mem_state, disable_switch); } return 0; @@ -1630,10 +1630,10 @@ static void cz_hw_print_display_cfg( & PWRMGT_SEPARATION_TIME_MASK) << PWRMGT_SEPARATION_TIME_SHIFT; - data|= (hw_data->cc6_settings.cpu_cc6_disable ? 0x1 : 0x0) + data |= (hw_data->cc6_settings.cpu_cc6_disable ? 0x1 : 0x0) << PWRMGT_DISABLE_CPU_CSTATES_SHIFT; - data|= (hw_data->cc6_settings.cpu_pstate_disable ? 0x1 : 0x0) + data |= (hw_data->cc6_settings.cpu_pstate_disable ? 0x1 : 0x0) << PWRMGT_DISABLE_CPU_PSTATES_SHIFT; PP_DBG_LOG("SetDisplaySizePowerParams data: 0x%X\n", @@ -1648,9 +1648,9 @@ static void cz_hw_print_display_cfg( } - static int cz_store_cc6_data(struct pp_hwmgr *hwmgr, uint32_t separation_time, +static int cz_store_cc6_data(struct pp_hwmgr *hwmgr, uint32_t separation_time, bool cc6_disable, bool pstate_disable, bool pstate_switch_disable) - { +{ struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend); if (separation_time != @@ -1678,20 +1678,19 @@ static void cz_hw_print_display_cfg( return 0; } - static int cz_get_dal_power_level(struct pp_hwmgr *hwmgr, +static int cz_get_dal_power_level(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *info) { uint32_t i; const struct phm_clock_voltage_dependency_table *table = hwmgr->dyn_state.vddc_dep_on_dal_pwrl; - const struct phm_clock_and_voltage_limits* limits = + const struct phm_clock_and_voltage_limits *limits = &hwmgr->dyn_state.max_clock_voltage_on_ac; info->engine_max_clock = limits->sclk; info->memory_max_clock = limits->mclk; for (i = table->count - 1; i > 0; i--) { - if (limits->vddc >= table->entries[i].v) { info->level = table->entries[i].clk; return 0; @@ -1748,6 +1747,108 @@ static int cz_print_clock_levels(struct pp_hwmgr *hwmgr, return size; } +static int cz_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, + PHM_PerformanceLevelDesignation designation, uint32_t index, + PHM_PerformanceLevel *level) +{ + const struct cz_power_state *ps; + struct cz_hwmgr *data; + uint32_t level_index; + uint32_t i; + + if (level == NULL || hwmgr == NULL || state == NULL) + return -EINVAL; + + data = (struct cz_hwmgr *)(hwmgr->backend); + ps = cast_const_PhwCzPowerState(state); + level->coreClock = ps->levels[index].engineClock; + level_index = index > ps->level - 1 ? ps->level - 1 : index; + + if (designation == PHM_PerformanceLevelDesignation_PowerContainment) { + for (i = 1; i < ps->level; i++) { + if (ps->levels[i].engineClock > data->dce_slow_sclk_threshold) { + level->coreClock = ps->levels[i].engineClock; + break; + } + } + } + + if (index == 0) + level->memory_clock = data->sys_info.nbp_memory_clock[CZ_NUM_NBPMEMORYCLOCK - 1]; + else + level->memory_clock = data->sys_info.nbp_memory_clock[0]; + + level->vddc = (cz_convert_8Bit_index_to_voltage(hwmgr, ps->levels[index].vddcIndex) + 2) / 4; + level->nonLocalMemoryFreq = 0; + level->nonLocalMemoryWidth = 0; + + return 0; +} + +static int cz_get_current_shallow_sleep_clocks(struct pp_hwmgr *hwmgr, + const struct pp_hw_power_state *state, struct pp_clock_info *clock_info) +{ + const struct cz_power_state *ps = cast_const_PhwCzPowerState(state); + + clock_info->min_eng_clk = ps->levels[0].engineClock / (1 << (ps->levels[0].ssDividerIndex)); + clock_info->max_eng_clk = ps->levels[ps->level - 1].engineClock / (1 << (ps->levels[ps->level - 1].ssDividerIndex)); + + return 0; +} + +static int cz_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type, + struct amd_pp_clocks *clocks) +{ + struct cz_hwmgr *data = (struct cz_hwmgr *)(hwmgr->backend); + int i; + struct phm_clock_voltage_dependency_table *table; + + clocks->count = cz_get_max_sclk_level(hwmgr); + switch (type) { + case amd_pp_disp_clock: + for (i = 0; i < clocks->count; i++) + clocks->clock[i] = data->sys_info.display_clock[i]; + break; + case amd_pp_sys_clock: + table = hwmgr->dyn_state.vddc_dependency_on_sclk; + for (i = 0; i < clocks->count; i++) + clocks->clock[i] = table->entries[i].clk; + break; + case amd_pp_mem_clock: + clocks->count = CZ_NUM_NBPMEMORYCLOCK; + for (i = 0; i < clocks->count; i++) + clocks->clock[i] = data->sys_info.nbp_memory_clock[clocks->count - 1 - i]; + break; + default: + return -1; + } + + return 0; +} + +static int cz_get_max_high_clocks(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks) +{ + struct phm_clock_voltage_dependency_table *table = + hwmgr->dyn_state.vddc_dependency_on_sclk; + unsigned long level; + const struct phm_clock_and_voltage_limits *limits = + &hwmgr->dyn_state.max_clock_voltage_on_ac; + + if ((NULL == table) || (table->count <= 0) || (clocks == NULL)) + return -EINVAL; + + level = cz_get_max_sclk_level(hwmgr) - 1; + + if (level < table->count) + clocks->engine_max_clock = table->entries[level].clk; + else + clocks->engine_max_clock = table->entries[table->count - 1].clk; + + clocks->memory_max_clock = limits->mclk; + + return 0; +} + static const struct pp_hwmgr_func cz_hwmgr_funcs = { .backend_init = cz_hwmgr_backend_init, .backend_fini = cz_hwmgr_backend_fini, @@ -1766,10 +1867,13 @@ static const struct pp_hwmgr_func cz_hwmgr_funcs = { .print_current_perforce_level = cz_print_current_perforce_level, .set_cpu_power_state = cz_set_cpu_power_state, .store_cc6_data = cz_store_cc6_data, - .get_dal_power_level= cz_get_dal_power_level, .force_clock_level = cz_force_clock_level, .print_clock_levels = cz_print_clock_levels, - + .get_dal_power_level = cz_get_dal_power_level, + .get_performance_level = cz_get_performance_level, + .get_current_shallow_sleep_clocks = cz_get_current_shallow_sleep_clocks, + .get_clock_by_type = cz_get_clock_by_type, + .get_max_high_clocks = cz_get_max_high_clocks, }; int cz_hwmgr_init(struct pp_hwmgr *hwmgr) -- 2.20.1