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Commit 9e26bbb3 authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher
Browse files

drm/amd/powerplay: add fan control mode interface for baffin 



Add interface for manual fan control.

Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f0911de8

drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c

+26 −0
Original line number Diff line number Diff line
@@ -4871,6 +4871,30 @@ static int polaris10_print_clock_levels(struct pp_hwmgr *hwmgr, 
	return size;

}



static int polaris10_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))

			polaris10_fan_ctrl_stop_smc_fan_control(hwmgr);

		polaris10_fan_ctrl_set_static_mode(hwmgr, mode);

	} else

		/* restart auto-manage */

		polaris10_fan_ctrl_reset_fan_speed_to_default(hwmgr);



	return 0;

}



static int polaris10_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 polaris10_hwmgr_funcs = {

	.backend_init = &polaris10_hwmgr_backend_init,

	.backend_fini = &polaris10_hwmgr_backend_fini,
@@ -4907,6 +4931,8 @@ static const struct pp_hwmgr_func polaris10_hwmgr_funcs = { 
	.register_internal_thermal_interrupt = polaris10_register_internal_thermal_interrupt,

	.check_smc_update_required_for_display_configuration = polaris10_check_smc_update_required_for_display_configuration,

	.check_states_equal = polaris10_check_states_equal,

	.set_fan_control_mode = polaris10_set_fan_control_mode,

	.get_fan_control_mode = polaris10_get_fan_control_mode,

	.get_pp_table = polaris10_get_pp_table,

	.set_pp_table = polaris10_set_pp_table,

	.force_clock_level = polaris10_force_clock_level,