diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c index 35629140fc7a..b76425164e29 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c @@ -524,6 +524,48 @@ static int smu7_force_switch_to_arbf0(struct pp_hwmgr *hwmgr) tmp, MC_CG_ARB_FREQ_F0); } +static uint16_t smu7_override_pcie_speed(struct pp_hwmgr *hwmgr) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)(hwmgr->adev); + uint16_t pcie_gen = 0; + + if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4 && + adev->pm.pcie_gen_mask & CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN4) + pcie_gen = 3; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3 && + adev->pm.pcie_gen_mask & CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN3) + pcie_gen = 2; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 && + adev->pm.pcie_gen_mask & CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN2) + pcie_gen = 1; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1 && + adev->pm.pcie_gen_mask & CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN1) + pcie_gen = 0; + + return pcie_gen; +} + +static uint16_t smu7_override_pcie_width(struct pp_hwmgr *hwmgr) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)(hwmgr->adev); + uint16_t pcie_width = 0; + + if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16) + pcie_width = 16; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12) + pcie_width = 12; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8) + pcie_width = 8; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4) + pcie_width = 4; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2) + pcie_width = 2; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1) + pcie_width = 1; + + return pcie_width; +} + static int smu7_setup_default_pcie_table(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); @@ -620,6 +662,11 @@ static int smu7_setup_default_pcie_table(struct pp_hwmgr *hwmgr) PP_Min_PCIEGen), get_pcie_lane_support(data->pcie_lane_cap, PP_Max_PCIELane)); + + if (data->pcie_dpm_key_disabled) + phm_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, + data->dpm_table.pcie_speed_table.count, + smu7_override_pcie_speed(hwmgr), smu7_override_pcie_width(hwmgr)); } return 0; } @@ -1180,6 +1227,13 @@ static int smu7_start_dpm(struct pp_hwmgr *hwmgr) NULL)), "Failed to enable pcie DPM during DPM Start Function!", return -EINVAL); + } else { + PP_ASSERT_WITH_CODE( + (0 == smum_send_msg_to_smc(hwmgr, + PPSMC_MSG_PCIeDPM_Disable, + NULL)), + "Failed to disble pcie DPM during DPM Start Function!", + return -EINVAL); } if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, @@ -4771,6 +4825,72 @@ static int smu7_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type return 0; } +static int smu7_get_sclks_with_latency(struct pp_hwmgr *hwmgr, + struct pp_clock_levels_with_latency *clocks) +{ + struct phm_ppt_v1_information *table_info = + (struct phm_ppt_v1_information *)hwmgr->pptable; + struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table = + table_info->vdd_dep_on_sclk; + int i; + + clocks->num_levels = 0; + for (i = 0; i < dep_sclk_table->count; i++) { + if (dep_sclk_table->entries[i].clk) { + clocks->data[clocks->num_levels].clocks_in_khz = + dep_sclk_table->entries[i].clk * 10; + clocks->num_levels++; + } + } + + return 0; +} + +static int smu7_get_mclks_with_latency(struct pp_hwmgr *hwmgr, + struct pp_clock_levels_with_latency *clocks) +{ + struct phm_ppt_v1_information *table_info = + (struct phm_ppt_v1_information *)hwmgr->pptable; + struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table = + table_info->vdd_dep_on_mclk; + int i; + + clocks->num_levels = 0; + for (i = 0; i < dep_mclk_table->count; i++) { + if (dep_mclk_table->entries[i].clk) { + clocks->data[clocks->num_levels].clocks_in_khz = + dep_mclk_table->entries[i].clk * 10; + clocks->data[clocks->num_levels].latency_in_us = + smu7_get_mem_latency(hwmgr, dep_mclk_table->entries[i].clk); + clocks->num_levels++; + } + } + + return 0; +} + +static int smu7_get_clock_by_type_with_latency(struct pp_hwmgr *hwmgr, + enum amd_pp_clock_type type, + struct pp_clock_levels_with_latency *clocks) +{ + if (!(hwmgr->chip_id >= CHIP_POLARIS10 && + hwmgr->chip_id <= CHIP_VEGAM)) + return -EINVAL; + + switch (type) { + case amd_pp_sys_clock: + smu7_get_sclks_with_latency(hwmgr, clocks); + break; + case amd_pp_mem_clock: + smu7_get_mclks_with_latency(hwmgr, clocks); + break; + default: + return -EINVAL; + } + + return 0; +} + static int smu7_notify_cac_buffer_info(struct pp_hwmgr *hwmgr, uint32_t virtual_addr_low, uint32_t virtual_addr_hi, @@ -5188,6 +5308,7 @@ static const struct pp_hwmgr_func smu7_hwmgr_funcs = { .get_mclk_od = smu7_get_mclk_od, .set_mclk_od = smu7_set_mclk_od, .get_clock_by_type = smu7_get_clock_by_type, + .get_clock_by_type_with_latency = smu7_get_clock_by_type_with_latency, .read_sensor = smu7_read_sensor, .dynamic_state_management_disable = smu7_disable_dpm_tasks, .avfs_control = smu7_avfs_control, |