xref: /aosp_15_r20/external/coreboot/src/superio/fintek/common/fan_api_call.c (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <console/console.h>
4 #include "fan_control.h"
5 
check_status(int status)6 static int check_status(int status)
7 {
8 	if (status < HWM_STATUS_SUCCESS)
9 		return status;
10 	return HWM_STATUS_SUCCESS;	/* positive values are warnings only */
11 }
12 
set_fan(struct fintek_fan * fan_init)13 int set_fan(struct fintek_fan *fan_init)
14 {
15 	int s;
16 
17 	s = set_sensor_type(CONFIG_HWM_PORT, fan_init->sensor, fan_init->stype);
18 	if (check_status(s) != HWM_STATUS_SUCCESS)
19 		return s;
20 
21 	s = set_fan_temperature_source(CONFIG_HWM_PORT, fan_init->fan, fan_init->temp_source);
22 	if (check_status(s) != HWM_STATUS_SUCCESS)
23 		return s;
24 
25 	s = set_fan_type_mode(CONFIG_HWM_PORT, fan_init->fan, fan_init->ftype, fan_init->fmode);
26 	if (check_status(s) != HWM_STATUS_SUCCESS)
27 		return s;
28 
29 	s = set_pwm_frequency(CONFIG_HWM_PORT, fan_init->fan, fan_init->fan_freq);
30 	if (check_status(s) != HWM_STATUS_SUCCESS)
31 		return s;
32 
33 	s = set_fan_speed_change_rate(CONFIG_HWM_PORT, fan_init->fan, fan_init->rate_up,
34 				fan_init->rate_down);
35 	if (check_status(s) != HWM_STATUS_SUCCESS)
36 		return s;
37 
38 	s = set_fan_follow(CONFIG_HWM_PORT, fan_init->fan, fan_init->follow);
39 	if (check_status(s) != HWM_STATUS_SUCCESS)
40 		return s;
41 
42 	s = set_sections(CONFIG_HWM_PORT, fan_init->fan, fan_init->boundaries,
43 				fan_init->sections);
44 	if (check_status(s) != HWM_STATUS_SUCCESS)
45 		return s;
46 
47 	printk(BIOS_DEBUG, "Fan %d completed\n", fan_init->fan);
48 	return HWM_STATUS_SUCCESS;
49 }
50