From db18ce397c0928bb420a511db52ce36c2003676e Mon Sep 17 00:00:00 2001 From: Eric Huang Date: Fri, 4 Dec 2015 15:49:02 -0500 Subject: [PATCH] drm/amd/powerplay: add functions set/get_fan_control_mode in hwmgr for Fiji. Reviewed-by: Alex Deucher Signed-off-by: Eric Huang --- .../gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c | 26 +++++++++++++++++++ .../drm/amd/powerplay/hwmgr/fiji_thermal.h | 1 + 2 files changed, 27 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c index 8de045f9e425..fec07898fa31 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c @@ -5045,6 +5045,30 @@ int fiji_register_internal_thermal_interrupt(struct pp_hwmgr *hwmgr, return 0; } +static int fiji_set_fan_control_mode(struct pp_hwmgr *hwmgr, uint32_t mode) +{ + if (mode) { + /* stop auto-manage */ + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_MicrocodeFanControl)) + fiji_fan_ctrl_stop_smc_fan_control(hwmgr); + fiji_fan_ctrl_set_static_mode(hwmgr, mode); + } else + /* restart auto-manage */ + fiji_fan_ctrl_reset_fan_speed_to_default(hwmgr); + + return 0; +} + +static int fiji_get_fan_control_mode(struct pp_hwmgr *hwmgr) +{ + if (hwmgr->fan_ctrl_is_in_default_mode) + return hwmgr->fan_ctrl_default_mode; + else + return PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, + CG_FDO_CTRL2, FDO_PWM_MODE); +} + static const struct pp_hwmgr_func fiji_hwmgr_funcs = { .backend_init = &fiji_hwmgr_backend_init, .backend_fini = &tonga_hwmgr_backend_fini, @@ -5078,6 +5102,8 @@ static const struct pp_hwmgr_func fiji_hwmgr_funcs = { .set_fan_speed_rpm = fiji_fan_ctrl_set_fan_speed_rpm, .uninitialize_thermal_controller = fiji_thermal_ctrl_uninitialize_thermal_controller, .register_internal_thermal_interrupt = fiji_register_internal_thermal_interrupt, + .set_fan_control_mode = fiji_set_fan_control_mode, + .get_fan_control_mode = fiji_get_fan_control_mode, }; int fiji_hwmgr_init(struct pp_hwmgr *hwmgr) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_thermal.h b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_thermal.h index c3ee552999b2..8621493b8574 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_thermal.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_thermal.h @@ -55,6 +55,7 @@ extern int pp_fiji_thermal_initialize(struct pp_hwmgr *hwmgr); extern int fiji_thermal_ctrl_uninitialize_thermal_controller(struct pp_hwmgr *hwmgr); extern int fiji_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed); extern int fiji_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t *speed); +extern int fiji_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr); extern uint32_t tonga_get_xclk(struct pp_hwmgr *hwmgr); #endif -- 2.20.1