4  * SPDX-License-Identifier:	GPL-2.0+
23 #define PCA9551_CTRL_AI		(1 << 4)	/* Auto-increment flag */
35 static int freq_last = -1;
36 static int mask_last = -1;
37 static int idx_last = -1;
40 static int pca9551_led_get_state(int led, int *state)  in pca9551_led_get_state()  argument
46 	if (led < 0 || led > 7) {  in pca9551_led_get_state()
47 		return -EINVAL;  in pca9551_led_get_state()
48 	} else if (led < 4) {  in pca9551_led_get_state()
50 		shift = led << 1;  in pca9551_led_get_state()
53 		shift = (led - 4) << 1;  in pca9551_led_get_state()
64 static int pca9551_led_set_state(int led, int state)  in pca9551_led_set_state()  argument
70 	if (led < 0 || led > 7) {  in pca9551_led_set_state()
71 		return -EINVAL;  in pca9551_led_set_state()
72 	} else if (led < 4) {  in pca9551_led_set_state()
74 		shift = led << 1;  in pca9551_led_set_state()
77 		shift = (led - 4) << 1;  in pca9551_led_set_state()
107 		return -EINVAL;  in pca9551_led_set_blink_rate()
166 	rate.psc = ((freq * 38) / 1000) - 1;  in __led_blink()