From: Kenneth Feng Date: Mon, 9 Apr 2018 14:53:51 +0800 Subject: amd/powerplay: implement the vega12_force_clock_level interface Git-commit: 61279073b1d35ea29bf546c7751bda09610ab5ef Patch-mainline: v4.18-rc1 References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166 pp_dpm_sclk/pp_dpm_mclk in sysfs implemented to force gfxclk/uclk dpm level for Vega12 Signed-off-by: Kenneth Feng Reviewed-by: Evan Quan Signed-off-by: Alex Deucher Acked-by: Petr Tesarik --- drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c | 42 ++++++++++++++++++++- 1 file changed, 41 insertions(+), 1 deletion(-) --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c @@ -991,15 +991,55 @@ static uint32_t vega12_find_highest_dpm_ static int vega12_upload_dpm_min_level(struct pp_hwmgr *hwmgr) { + struct vega12_hwmgr *data = hwmgr->backend; + if (data->smc_state_table.gfx_boot_level != + data->dpm_table.gfx_table.dpm_state.soft_min_level) { + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_SetSoftMinByFreq, + PPCLK_GFXCLK<<16 | data->dpm_table.gfx_table.dpm_levels[data->smc_state_table.gfx_boot_level].value); + data->dpm_table.gfx_table.dpm_state.soft_min_level = + data->smc_state_table.gfx_boot_level; + } + + if (data->smc_state_table.mem_boot_level != + data->dpm_table.mem_table.dpm_state.soft_min_level) { + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_SetSoftMinByFreq, + PPCLK_UCLK<<16 | data->dpm_table.mem_table.dpm_levels[data->smc_state_table.mem_boot_level].value); + data->dpm_table.mem_table.dpm_state.soft_min_level = + data->smc_state_table.mem_boot_level; + } + return 0; + } static int vega12_upload_dpm_max_level(struct pp_hwmgr *hwmgr) { + struct vega12_hwmgr *data = hwmgr->backend; + if (data->smc_state_table.gfx_max_level != + data->dpm_table.gfx_table.dpm_state.soft_max_level) { + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_SetSoftMaxByFreq, + /* plus the vale by 1 to align the resolution */ + PPCLK_GFXCLK<<16 | (data->dpm_table.gfx_table.dpm_levels[data->smc_state_table.gfx_max_level].value + 1)); + data->dpm_table.gfx_table.dpm_state.soft_max_level = + data->smc_state_table.gfx_max_level; + } + + if (data->smc_state_table.mem_max_level != + data->dpm_table.mem_table.dpm_state.soft_max_level) { + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_SetSoftMaxByFreq, + /* plus the vale by 1 to align the resolution */ + PPCLK_UCLK<<16 | (data->dpm_table.mem_table.dpm_levels[data->smc_state_table.mem_max_level].value + 1)); + data->dpm_table.mem_table.dpm_state.soft_max_level = + data->smc_state_table.mem_max_level; + } + return 0; } - int vega12_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable) { struct vega12_hwmgr *data =