diff options
| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2016-12-15 21:36:09 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2016-12-15 21:36:09 -0800 |
| commit | ebfb0184ef560897fad35005989e82433419202c (patch) | |
| tree | 226a8195fdae6c79d90d76baa1cbdaf80f794bb0 /include/media/v4l2-flash-led-class.h | |
| parent | Input: imx6ul_tsc - generalize the averaging property (diff) | |
| parent | Input: synaptics-rmi4 - add support for F34 V7 bootloader (diff) | |
| download | linux-dev-ebfb0184ef560897fad35005989e82433419202c.tar.xz linux-dev-ebfb0184ef560897fad35005989e82433419202c.zip | |
Merge branch 'synaptics-rmi4' into next
Merge updated Synaptics RMI4 support, including support for SMBus
controllers and flashing firmware.
Diffstat (limited to 'include/media/v4l2-flash-led-class.h')
| -rw-r--r-- | include/media/v4l2-flash-led-class.h | 15 |
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); }; |