From c5b053d2a07b3628ed3a9ccf5082d93762618bf2 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 31 May 2017 16:58:31 +0800 Subject: [PATCH] drm/amd/powerplay: Add floor DCEF for DS on boot. Use the vbios to look up the default frequencies for socclk and dcefclk. Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c | 31 +++++++++++++++++++++- drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h | 3 +++ drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 4 +++ drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h | 1 + 4 files changed, 38 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c index 56023114ad6f..1ba05cc3a972 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c @@ -388,11 +388,33 @@ int pp_atomfwctrl_get_gpio_information(struct pp_hwmgr *hwmgr, return 0; } +int pp_atomfwctrl__get_clk_information_by_clkid(struct pp_hwmgr *hwmgr, BIOS_CLKID id, uint32_t *frequency) +{ + struct atom_get_smu_clock_info_parameters_v3_1 parameters; + struct atom_get_smu_clock_info_output_parameters_v3_1 *output; + uint32_t ix; + + parameters.clk_id = id; + parameters.command = GET_SMU_CLOCK_INFO_V3_1_GET_CLOCK_FREQ; + + ix = GetIndexIntoMasterCmdTable(getsmuclockinfo); + if (!cgs_atom_exec_cmd_table(hwmgr->device, ix, ¶meters)) { + output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)¶meters; + *frequency = output->atom_smu_outputclkfreq.smu_clock_freq_hz / 10000; + } else { + pr_info("Error execute_table getsmuclockinfo!"); + return -1; + } + + return 0; +} + int pp_atomfwctrl_get_vbios_bootup_values(struct pp_hwmgr *hwmgr, struct pp_atomfwctrl_bios_boot_up_values *boot_values) { struct atom_firmware_info_v3_1 *info = NULL; uint16_t ix; + uint32_t frequency = 0; ix = GetIndexIntoMasterDataTable(firmwareinfo); info = (struct atom_firmware_info_v3_1 *) @@ -407,11 +429,18 @@ int pp_atomfwctrl_get_vbios_bootup_values(struct pp_hwmgr *hwmgr, boot_values->ulRevision = info->firmware_revision; boot_values->ulGfxClk = info->bootup_sclk_in10khz; boot_values->ulUClk = info->bootup_mclk_in10khz; - boot_values->ulSocClk = 0; boot_values->usVddc = info->bootup_vddc_mv; boot_values->usVddci = info->bootup_vddci_mv; boot_values->usMvddc = info->bootup_mvddc_mv; boot_values->usVddGfx = info->bootup_vddgfx_mv; + boot_values->ulSocClk = 0; + boot_values->ulDCEFClk = 0; + + if (!pp_atomfwctrl__get_clk_information_by_clkid(hwmgr, SMU9_SYSPLL0_SOCCLK_ID, &frequency)) + boot_values->ulSocClk = frequency; + + if (!pp_atomfwctrl__get_clk_information_by_clkid(hwmgr, SMU9_SYSPLL0_DCEFCLK_ID, &frequency)) + boot_values->ulDCEFClk = frequency; return 0; } \ No newline at end of file diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h index 43a6711e3c06..81908b5cfd5f 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h @@ -26,6 +26,8 @@ #include "hwmgr.h" +typedef enum atom_smu9_syspll0_clock_id BIOS_CLKID; + #define GetIndexIntoMasterCmdTable(FieldName) \ (((char*)(&((struct atom_master_list_of_command_functions_v2_1*)0)->FieldName)-(char*)0)/sizeof(uint16_t)) #define GetIndexIntoMasterDataTable(FieldName) \ @@ -125,6 +127,7 @@ struct pp_atomfwctrl_bios_boot_up_values { uint32_t ulGfxClk; uint32_t ulUClk; uint32_t ulSocClk; + uint32_t ulDCEFClk; uint16_t usVddc; uint16_t usVddci; uint16_t usMvddc; diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c index a50a6efaf54c..30bc0537a4b8 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c @@ -2451,6 +2451,7 @@ static int vega10_init_smc_table(struct pp_hwmgr *hwmgr) data->vbios_boot_state.gfx_clock = boot_up_values.ulGfxClk; data->vbios_boot_state.mem_clock = boot_up_values.ulUClk; data->vbios_boot_state.soc_clock = boot_up_values.ulSocClk; + data->vbios_boot_state.dcef_clock = boot_up_values.ulDCEFClk; if (0 != boot_up_values.usVddc) { smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, PPSMC_MSG_SetFloorSocVoltage, @@ -2459,6 +2460,9 @@ static int vega10_init_smc_table(struct pp_hwmgr *hwmgr) } else { data->vbios_boot_state.bsoc_vddc_lock = false; } + smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, + PPSMC_MSG_SetMinDeepSleepDcefclk, + (uint32_t)(data->vbios_boot_state.dcef_clock / 100)); } result = vega10_populate_avfs_parameters(hwmgr); diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h index 1d7dbad66ab3..6e5c5b99593b 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h @@ -185,6 +185,7 @@ struct vega10_vbios_boot_state { uint32_t gfx_clock; uint32_t mem_clock; uint32_t soc_clock; + uint32_t dcef_clock; }; #define DPMTABLE_OD_UPDATE_SCLK 0x00000001 -- 2.11.0