From 9737aca9396aa4066730a0046bfe9a5d7e225e74 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Thu, 19 Nov 2015 13:35:30 +0800 Subject: [PATCH 0815/1565] drm/amd/powerplay: export interface to DAL to init/change display configuration. Signed-off-by: Rex Zhu Signed-off-by: David Rokhvarg Reviewed-by: Alex Deucher Reviewed-by: Jammy Zhou --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 + drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 16 ++++++++++++++++ drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c | 16 ++++++++++++++++ drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h | 9 +++++++++ drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h | 3 +++ 5 files changed, 45 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 6c8da4e..003959f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1641,6 +1641,7 @@ struct amdgpu_pm { const struct amdgpu_dpm_funcs *funcs; uint32_t pcie_gen_mask; uint32_t pcie_mlw_mask; + struct amd_pp_display_configuration pm_display_cfg;/* set by DAL */ }; void amdgpu_get_pcie_info(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index 10385c0..215757e0a 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -603,3 +603,19 @@ int amd_powerplay_fini(void *handle) return 0; } + +/* export this function to DAL */ + +int amd_powerplay_display_configuration_change(void *handle, const void *input) +{ + struct pp_hwmgr *hwmgr; + const struct amd_pp_display_configuration *display_config = input; + + if (handle == NULL) + return -EINVAL; + + hwmgr = ((struct pp_instance *)handle)->hwmgr; + + phm_store_dal_configuration_data(hwmgr, display_config); + return 0; +} diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c index f2d603c..d6d2849 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c @@ -26,6 +26,7 @@ #include "power_state.h" #include "pp_acpi.h" #include "amd_acpi.h" +#include "amd_powerplay.h" void phm_init_dynamic_caps(struct pp_hwmgr *hwmgr) { @@ -244,3 +245,18 @@ int phm_check_states_equal(struct pp_hwmgr *hwmgr, return hwmgr->hwmgr_func->check_states_equal(hwmgr, pstate1, pstate2, equal); } + +int phm_store_dal_configuration_data(struct pp_hwmgr *hwmgr, + const struct amd_pp_display_configuration *display_config) +{ + if (hwmgr == NULL || hwmgr->hwmgr_func->store_cc6_data == NULL) + return -EINVAL; + + /* to do pass other display configuration in furture */ + return hwmgr->hwmgr_func->store_cc6_data(hwmgr, + display_config->cpu_pstate_separation_time, + display_config->cpu_cc6_disable, + display_config->cpu_pstate_disable, + display_config->nb_pstate_switch_disable); + +} diff --git a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h index 40ded67..efa23c1 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h @@ -131,6 +131,13 @@ struct amd_pp_init { uint32_t rev_id; }; +struct amd_pp_display_configuration { + bool nb_pstate_switch_disable;/* controls NB PState switch */ + bool cpu_cc6_disable; /* controls CPU CState switch ( on or off) */ + bool cpu_pstate_disable; + uint32_t cpu_pstate_separation_time; +}; + enum { PP_GROUP_UNKNOWN = 0, PP_GROUP_GFX = 1, @@ -203,4 +210,6 @@ int amd_powerplay_init(struct amd_pp_init *pp_init, struct amd_powerplay *amd_pp); int amd_powerplay_fini(void *handle); +int amd_powerplay_display_configuration_change(void *handle, const void *input); + #endif /* _AMD_POWERPLAY_H_ */ diff --git a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h index a3f7bd2..7b721e8 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h +++ b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h @@ -353,5 +353,8 @@ extern int phm_check_states_equal(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *pstate2, bool *equal); +extern int phm_store_dal_configuration_data(struct pp_hwmgr *hwmgr, + const struct amd_pp_display_configuration *display_config); + #endif /* _HARDWARE_MANAGER_H_ */ -- 1.9.1