20 	uint32_t sm;  member
47 	int sm;  in ws2812_led_strip_sm_init()  local
51 	sm = pio_claim_unused_sm(pio, false);  in ws2812_led_strip_sm_init()
52 	if (sm < 0) {  in ws2812_led_strip_sm_init()
61 	pio_sm_set_consecutive_pindirs(pio, sm, config->gpio_pin, 1, true);  in ws2812_led_strip_sm_init()
62 	pio_sm_init(pio, sm, -1, &sm_config);  in ws2812_led_strip_sm_init()
63 	pio_sm_set_enabled(pio, sm, true);  in ws2812_led_strip_sm_init()
65 	return sm;  in ws2812_led_strip_sm_init()
104 		pio_sm_put_blocking(pio, data->sm, color << (config->num_colors == 4 ? 0 : 8));  in ws2812_led_strip_update_rgb()
132 	int sm;  in ws2812_led_strip_init()  local
154 	sm = ws2812_led_strip_sm_init(dev);  in ws2812_led_strip_init()
155 	if (sm < 0) {  in ws2812_led_strip_init()
156 		return sm;  in ws2812_led_strip_init()
159 	data->sm = sm;  in ws2812_led_strip_init()