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authorIngo Molnar <[email protected]>2016-10-16 11:31:39 +0200
committerIngo Molnar <[email protected]>2016-10-16 11:31:39 +0200
commit1d33369db25eb7f37b7a8bd22d736888b4501a9c (patch)
tree116d764339be1bca928870151decbedc53a9e1d1 /include/media/v4l2-flash-led-class.h
parent23446cb66c073b827779e5eb3dec301623299b32 (diff)
parent1001354ca34179f3db924eb66672442a173147dc (diff)
Merge tag 'v4.9-rc1' into x86/urgent, to pick up updates
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'include/media/v4l2-flash-led-class.h')
-rw-r--r--include/media/v4l2-flash-led-class.h15
1 files changed, 11 insertions, 4 deletions
diff --git a/include/media/v4l2-flash-led-class.h b/include/media/v4l2-flash-led-class.h
index 3d184ab52274..b0fe4d6f4a5f 100644
--- a/include/media/v4l2-flash-led-class.h
+++ b/include/media/v4l2-flash-led-class.h
@@ -20,7 +20,7 @@ struct led_classdev;
struct v4l2_flash;
enum led_brightness;
-/*
+/**
* struct v4l2_flash_ctrl_data - flash control initialization data, filled
* basing on the features declared by the LED flash
* class driver in the v4l2_flash_config
@@ -33,14 +33,21 @@ struct v4l2_flash_ctrl_data {
u32 cid;
};
+/**
+ * struct v4l2_flash_ops - V4L2 flash operations
+ *
+ * @external_strobe_set: Setup strobing the flash by hardware pin state
+ * assertion.
+ * @intensity_to_led_brightness: Convert intensity to brightness in a device
+ * specific manner
+ * @led_brightness_to_intensity: convert brightness to intensity in a device
+ * specific manner.
+ */
struct v4l2_flash_ops {
- /* setup strobing the flash by hardware pin state assertion */
int (*external_strobe_set)(struct v4l2_flash *v4l2_flash,
bool enable);
- /* convert intensity to brightness in a device specific manner */
enum led_brightness (*intensity_to_led_brightness)
(struct v4l2_flash *v4l2_flash, s32 intensity);
- /* convert brightness to intensity in a device specific manner */
s32 (*led_brightness_to_intensity)
(struct v4l2_flash *v4l2_flash, enum led_brightness);
};