diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0162-drm-amd-powerplay-enable-power-down-asic-task.-v2.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0162-drm-amd-powerplay-enable-power-down-asic-task.-v2.patch | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0162-drm-amd-powerplay-enable-power-down-asic-task.-v2.patch b/common/recipes-kernel/linux/files/0162-drm-amd-powerplay-enable-power-down-asic-task.-v2.patch new file mode 100644 index 00000000..728abd22 --- /dev/null +++ b/common/recipes-kernel/linux/files/0162-drm-amd-powerplay-enable-power-down-asic-task.-v2.patch @@ -0,0 +1,108 @@ +From 34d7662a9fa8167b7375ad0d58e43b48ad182b75 Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Tue, 29 Dec 2015 11:22:34 +0800 +Subject: [PATCH 0162/1110] drm/amd/powerplay: enable power down asic task. + (v2) + +v2: AGD: rebase on upstream + +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c | 3 +-- + drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c | 17 ++++++++++++++++- + drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h | 2 ++ + drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 6 ++++-- + 4 files changed, 23 insertions(+), 5 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c b/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c +index f0b4491..5cd1234 100644 +--- a/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c ++++ b/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c +@@ -68,8 +68,7 @@ int pem_task_adjust_power_state(struct pp_eventmgr *eventmgr, struct pem_event_d + + int pem_task_power_down_asic(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data) + { +- /* TODO */ +- return 0; ++ return phm_power_down_asic(eventmgr->hwmgr); + } + + int pem_task_set_boot_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data) +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c +index f9bf4fc..0f2d5e4 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c +@@ -90,6 +90,22 @@ int phm_setup_asic(struct pp_hwmgr *hwmgr) + return 0; + } + ++int phm_power_down_asic(struct pp_hwmgr *hwmgr) ++{ ++ PHM_FUNC_CHECK(hwmgr); ++ ++ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, ++ PHM_PlatformCaps_TablelessHardwareInterface)) { ++ if (NULL != hwmgr->hwmgr_func->power_off_asic) ++ return hwmgr->hwmgr_func->power_off_asic(hwmgr); ++ } else { ++ return phm_dispatch_table(hwmgr, &(hwmgr->power_down_asic), ++ NULL, NULL); ++ } ++ ++ return 0; ++} ++ + int phm_set_power_state(struct pp_hwmgr *hwmgr, + const struct pp_hw_power_state *pcurrent_state, + const struct pp_hw_power_state *pnew_power_state) +@@ -247,7 +263,6 @@ int phm_register_thermal_interrupt(struct pp_hwmgr *hwmgr, const void *info) + */ + int phm_start_thermal_controller(struct pp_hwmgr *hwmgr, struct PP_TemperatureRange *temperature_range) + { +- + return phm_dispatch_table(hwmgr, &(hwmgr->start_thermal_controller), temperature_range, NULL); + } + +diff --git a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h +index a503306..91795ef 100644 +--- a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h ++++ b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h +@@ -379,5 +379,7 @@ extern int phm_get_dal_power_level(struct pp_hwmgr *hwmgr, + + extern int phm_set_cpu_power_state(struct pp_hwmgr *hwmgr); + ++extern int phm_power_down_asic(struct pp_hwmgr *hwmgr); ++ + #endif /* _HARDWARE_MANAGER_H_ */ + +diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h +index eb0f1b2..aeaa3db 100644 +--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h ++++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h +@@ -325,7 +325,8 @@ struct pp_hwmgr_func { + bool cc6_disable, bool pstate_disable, + bool pstate_switch_disable); + int (*get_dal_power_level)(struct pp_hwmgr *hwmgr, +- struct amd_pp_dal_clock_info*info); ++ struct amd_pp_dal_clock_info *info); ++ int (*power_off_asic)(struct pp_hwmgr *hwmgr); + }; + + struct pp_table_func { +@@ -576,9 +577,10 @@ struct pp_hwmgr { + void *pptable; + struct phm_platform_descriptor platform_descriptor; + void *backend; +- enum PP_DAL_POWERLEVEL dal_power_level; ++ enum PP_DAL_POWERLEVEL dal_power_level; + struct phm_dynamic_state_info dyn_state; + struct phm_runtime_table_header setup_asic; ++ struct phm_runtime_table_header power_down_asic; + struct phm_runtime_table_header disable_dynamic_state_management; + struct phm_runtime_table_header enable_dynamic_state_management; + struct phm_runtime_table_header set_power_state; +-- +2.7.4 + |