On Fri 2015-01-09 16:22:51, Jacek Anaszewski wrote: > Some LED devices support two operation modes - torch and flash. > This patch provides support for flash LED devices in the LED subsystem > by introducing new sysfs attributes and kernel internal interface. > The attributes being introduced are: flash_brightness, flash_strobe, > flash_timeout, max_flash_timeout, max_flash_brightness, flash_fault, > flash_sync_strobe and available_sync_leds. All the flash related > features are placed in a separate module. > > The modifications aim to be compatible with V4L2 framework requirements > related to the flash devices management. The design assumes that V4L2 > sub-device can take of the LED class device control and communicate > with it through the kernel internal interface. When V4L2 Flash sub-device > file is opened, the LED class device sysfs interface is made > unavailable. > > Signed-off-by: Jacek Anaszewski <j.anaszew...@samsung.com> > Acked-by: Kyungmin Park <kyungmin.p...@samsung.com> > Cc: Bryan Wu <coolo...@gmail.com> > Cc: Richard Purdie <rpur...@rpsys.net>
Acked-by: Pavel Machek <pa...@ucw.cz> -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
