From 132c681a86fa6085110da5ad62ec973c1d2fd07e Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Tue, 29 Dec 2015 11:23:16 +0800 Subject: [PATCH 0163/1110] drm/amd/powerplay: implement power down asic task for CZ Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c | 55 ++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c index 65ad24a..0874ab4 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c @@ -925,6 +925,54 @@ static struct phm_master_table_header cz_setup_asic_master = { cz_setup_asic_list }; +static int cz_tf_power_up_display_clock_sys_pll(struct pp_hwmgr *hwmgr, + void *input, void *output, + void *storage, int result) +{ + struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend); + hw_data->disp_clk_bypass_pending = false; + hw_data->disp_clk_bypass = false; + + return 0; +} + +static int cz_tf_clear_nb_dpm_flag(struct pp_hwmgr *hwmgr, + void *input, void *output, + void *storage, int result) +{ + struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend); + hw_data->is_nb_dpm_enabled = false; + + return 0; +} + +static int cz_tf_reset_cc6_data(struct pp_hwmgr *hwmgr, + void *input, void *output, + void *storage, int result) +{ + struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend); + + hw_data->cc6_settings.cc6_setting_changed = false; + hw_data->cc6_settings.cpu_pstate_separation_time = 0; + hw_data->cc6_settings.cpu_cc6_disable = false; + hw_data->cc6_settings.cpu_pstate_disable = false; + + return 0; +} + +static struct phm_master_table_item cz_power_down_asic_list[] = { + {NULL, cz_tf_power_up_display_clock_sys_pll}, + {NULL, cz_tf_clear_nb_dpm_flag}, + {NULL, cz_tf_reset_cc6_data}, + {NULL, NULL} +}; + +static struct phm_master_table_header cz_power_down_asic_master = { + 0, + PHM_MasterTableFlag_None, + cz_power_down_asic_list +}; + static int cz_tf_program_voting_clients(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result) { @@ -1126,6 +1174,13 @@ static int cz_hwmgr_backend_init(struct pp_hwmgr *hwmgr) return result; } + result = phm_construct_table(hwmgr, &cz_power_down_asic_master, + &(hwmgr->power_down_asic)); + if (result != 0) { + printk(KERN_ERR "[ powerplay ] Fail to construct power down ASIC\n"); + return result; + } + result = phm_construct_table(hwmgr, &cz_disable_dpm_master, &(hwmgr->disable_dynamic_state_management)); if (result != 0) { -- 2.7.4