static ssize_t store_an30259a_led_pattern(struct device *dev,
struct device_attribute *devattr,
const char *buf, size_t count)
{
int retval;
unsigned long mode;
struct an30259a_data *data = dev_get_drvdata(dev);
retval = strict_strtoul(buf, 16, &mode);
if (retval != 0) {
dev_err(&data->client->dev, "fail to get led_pattern mode.\n");
return count;
}
an30259a_start_led_pattern(mode);
return count;
}
static ssize_t store_an30259a_led_blink(struct device *dev,
struct device_attribute *devattr,
const char *buf, size_t count)
{
int retval;
unsigned int led_brightness = 0;
unsigned int delay_on_time = 0;
unsigned int delay_off_time = 0;
struct an30259a_data *data = dev_get_drvdata(dev);
u8 led_r_brightness = 0;
u8 led_g_brightness = 0;
u8 led_b_brightness = 0;
retval = sscanf(buf, "0x%x %d %d", &led_brightness,
&delay_on_time, &delay_off_time);
if (retval == 0) {
dev_err(&data->client->dev, "fail to get led_blink value.\n");
return count;
}
/*Reset an30259a*/
an30259a_start_led_pattern(LED_OFF);
/*Set LED blink mode*/
led_r_brightness = ((u32)led_brightness & LED_R_MASK)
>> LED_R_SHIFT;
led_g_brightness = ((u32)led_brightness & LED_G_MASK)
>> LED_G_SHIFT;
led_b_brightness = ((u32)led_brightness & LED_B_MASK);
an30259a_set_led_blink(LED_R, delay_on_time,
delay_off_time, led_r_brightness);
an30259a_set_led_blink(LED_G, delay_on_time,
delay_off_time, led_g_brightness);
an30259a_set_led_blink(LED_B, delay_on_time,
delay_off_time, led_b_brightness);
leds_i2c_write_all(data->client);
printk(KERN_DEBUG "led_blink is called, Color:0x%X Brightness:%i\n",
led_brightness, LED_DYNAMIC_CURRENT);
return count;
}
static ssize_t store_an30259a_led_pattern(struct device *dev,
struct device_attribute *devattr,
const char *buf, size_t count)
{
int retval;
unsigned int mode = 0;
unsigned int type = 0;
struct an30259a_data *data = dev_get_drvdata(dev);
retval = sscanf(buf, "%d %d", &mode, &type);
if (retval == 0) {
dev_err(&data->client->dev, "fail to get led_pattern mode.\n");
return count;
}
an30259a_start_led_pattern(mode);
printk(KERN_DEBUG "led pattern : %d is activated\n", mode);
return count;
}
