diff mbox series

[leds,v5,06/12] leds: turris-omnia: Document driver private structures

Message ID 20241104141924.18816-7-kabel@kernel.org (mailing list archive)
State Superseded
Headers show
Series Turris Omnia LED driver changes | expand

Commit Message

Marek Behún Nov. 4, 2024, 2:19 p.m. UTC 
Add documentation for driver private structures, `struct omnia_leds` and
`struct omnia_led`.

Signed-off-by: Marek Behún <kabel@kernel.org>
---
 drivers/leds/leds-turris-omnia.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
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Patch

diff --git a/drivers/leds/leds-turris-omnia.c b/drivers/leds/leds-turris-omnia.c
index 50fef4389c93..7d2ed0c6500a 100644
--- a/drivers/leds/leds-turris-omnia.c
+++ b/drivers/leds/leds-turris-omnia.c
@@ -19,6 +19,15 @@ 
 /* MCU controller I2C address 0x2a, needed for detecting MCU features */
 #define OMNIA_MCU_I2C_ADDR	0x2a
 
+/**
+ * struct omnia_led - per-LED part of driver private data structure
+ * @mc_cdev:		multi-color LED class device
+ * @subled_info:	per-channel information
+ * @cached_channels:	cached values of per-channel brightness that was sent to the MCU
+ * @on:			whether the LED was set on
+ * @hwtrig:		whether the LED blinking was offloaded to the MCU
+ * @reg:		LED identifier to the MCU
+ */
 struct omnia_led {
 	struct led_classdev_mc mc_cdev;
 	struct mc_subled subled_info[OMNIA_LED_NUM_CHANNELS];
@@ -29,6 +38,13 @@  struct omnia_led {
 
 #define to_omnia_led(l)		container_of(l, struct omnia_led, mc_cdev)
 
+/**
+ * struct omnia_leds - driver private data structure
+ * @client:			I2C client device
+ * @lock:			mutex to protect
+ * @has_gamma_correction:	whether the MCU firmware supports gamma correction
+ * @leds:			flexible array of per-LED data
+ */
 struct omnia_leds {
 	struct i2c_client *client;
 	struct mutex lock;