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From 962df00d7b3b3ff73130c618228f0e4ffe98d3b3 Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Wed, 4 Nov 2015 11:07:34 +0800
Subject: [PATCH 0079/1110] drm/amd/powerplay: add and export hwmgr interface
to eventmgr to check hw states.
Interface between hwmgr and eventmgr.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
---
.../gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c | 21 +++++++++++++++++++++
drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h | 8 ++++++++
drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 5 +++++
3 files changed, 34 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
index 9d910f3..f2d603c 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
@@ -223,3 +223,24 @@ int phm_start_thermal_controller(struct pp_hwmgr *hwmgr, struct PP_TemperatureRa
return phm_dispatch_table(hwmgr, &(hwmgr->start_thermal_controller), temperature_range, NULL);
}
+
+
+bool phm_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr)
+{
+ if (hwmgr == NULL || hwmgr->hwmgr_func->check_smc_update_required_for_display_configuration == NULL)
+ return -EINVAL;
+
+ return hwmgr->hwmgr_func->check_smc_update_required_for_display_configuration(hwmgr);
+}
+
+
+int phm_check_states_equal(struct pp_hwmgr *hwmgr,
+ const struct pp_hw_power_state *pstate1,
+ const struct pp_hw_power_state *pstate2,
+ bool *equal)
+{
+ if (hwmgr == NULL || hwmgr->hwmgr_func->check_states_equal == NULL)
+ return -EINVAL;
+
+ return hwmgr->hwmgr_func->check_states_equal(hwmgr, pstate1, pstate2, equal);
+}
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h
index a868110..a3f7bd2 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h
@@ -322,6 +322,7 @@ struct phm_clocks {
uint32_t num_of_entries;
uint32_t clock[MAX_NUM_CLOCKS];
};
+
extern int phm_enable_clock_power_gatings(struct pp_hwmgr *hwmgr);
extern int phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool gate);
extern int phm_powergate_vce(struct pp_hwmgr *hwmgr, bool gate);
@@ -345,5 +346,12 @@ extern int phm_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hw
extern int phm_register_thermal_interrupt(struct pp_hwmgr *hwmgr, const void *info);
extern int phm_start_thermal_controller(struct pp_hwmgr *hwmgr, struct PP_TemperatureRange *temperature_range);
extern int phm_stop_thermal_controller(struct pp_hwmgr *hwmgr);
+extern bool phm_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr);
+
+extern int phm_check_states_equal(struct pp_hwmgr *hwmgr,
+ const struct pp_hw_power_state *pstate1,
+ const struct pp_hw_power_state *pstate2,
+ bool *equal);
+
#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 aedb1e4..5b5c94d 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -307,6 +307,11 @@ struct pp_hwmgr_func {
int (*uninitialize_thermal_controller)(struct pp_hwmgr *hwmgr);
int (*register_internal_thermal_interrupt)(struct pp_hwmgr *hwmgr,
const void *thermal_interrupt_info);
+ bool (*check_smc_update_required_for_display_configuration)(struct pp_hwmgr *hwmgr);
+ int (*check_states_equal)(struct pp_hwmgr *hwmgr,
+ const struct pp_hw_power_state *pstate1,
+ const struct pp_hw_power_state *pstate2,
+ bool *equal);
};
struct pp_table_func {
--
2.7.4
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