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path: root/drivers/leds/leds-lp55xx-common.h
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Diffstat (limited to 'drivers/leds/leds-lp55xx-common.h')
-rw-r--r--drivers/leds/leds-lp55xx-common.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/leds/leds-lp55xx-common.h b/drivers/leds/leds-lp55xx-common.h
index d0be837643f0..8473abf9830c 100644
--- a/drivers/leds/leds-lp55xx-common.h
+++ b/drivers/leds/leds-lp55xx-common.h
@@ -15,6 +15,13 @@
#ifndef _LEDS_LP55XX_COMMON_H
#define _LEDS_LP55XX_COMMON_H
+enum lp55xx_engine_index {
+ LP55XX_ENGINE_INVALID,
+ LP55XX_ENGINE_1,
+ LP55XX_ENGINE_2,
+ LP55XX_ENGINE_3,
+};
+
struct lp55xx_led;
struct lp55xx_chip;
@@ -36,6 +43,8 @@ struct lp55xx_reg {
* @post_init_device : Chip specific initialization code
* @brightness_work_fn : Brightness work function
* @set_led_current : LED current set function
+ * @firmware_cb : Call function when the firmware is loaded
+ * @run_engine : Run internal engine for pattern
*/
struct lp55xx_device_config {
const struct lp55xx_reg reset;
@@ -50,6 +59,12 @@ struct lp55xx_device_config {
/* current setting function */
void (*set_led_current) (struct lp55xx_led *led, u8 led_current);
+
+ /* access program memory when the firmware is loaded */
+ void (*firmware_cb)(struct lp55xx_chip *chip);
+
+ /* used for running firmware LED patterns */
+ void (*run_engine) (struct lp55xx_chip *chip, bool start);
};
/*
@@ -59,6 +74,8 @@ struct lp55xx_device_config {
* @lock : Lock for user-space interface
* @num_leds : Number of registered LEDs
* @cfg : Device specific configuration data
+ * @engine_idx : Selected engine number
+ * @fw : Firmware data for running a LED pattern
*/
struct lp55xx_chip {
struct i2c_client *cl;
@@ -66,6 +83,8 @@ struct lp55xx_chip {
struct mutex lock; /* lock for user-space interface */
int num_leds;
struct lp55xx_device_config *cfg;
+ enum lp55xx_engine_index engine_idx;
+ const struct firmware *fw;
};
/*