From mboxrd@z Thu Jan 1 00:00:00 1970 From: slongerbeam@gmail.com (Steve Longerbeam) Date: Tue, 28 Feb 2017 16:20:07 -0800 Subject: [PATCH v4 15/36] platform: add video-multiplexer subdevice driver In-Reply-To: <20170227144153.g4jzzbrcb7oyddyj@rob-hp-laptop> References: <1487211578-11360-1-git-send-email-steve_longerbeam@mentor.com> <1487211578-11360-16-git-send-email-steve_longerbeam@mentor.com> <20170227144153.g4jzzbrcb7oyddyj@rob-hp-laptop> Message-ID: <6262f5bd-08e0-20b0-9e41-a01db75587dd@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 02/27/2017 06:41 AM, Rob Herring wrote: > On Wed, Feb 15, 2017 at 06:19:17PM -0800, Steve Longerbeam wrote: >> From: Philipp Zabel >> >> This driver can handle SoC internal and external video bus multiplexers, >> controlled either by register bit fields or by a GPIO. The subdevice >> passes through frame interval and mbus configuration of the active input >> to the output side. >> >> Signed-off-by: Sascha Hauer >> Signed-off-by: Philipp Zabel >> >> -- >> >> - fixed a cut&paste error in vidsw_remove(): v4l2_async_register_subdev() >> should be unregister. >> >> - added media_entity_cleanup() and v4l2_device_unregister_subdev() >> to vidsw_remove(). >> >> - added missing MODULE_DEVICE_TABLE(). >> Suggested-by: Javier Martinez Canillas >> >> - there was a line left over from a previous iteration that negated >> the new way of determining the pad count just before it which >> has been removed (num_pads = of_get_child_count(np)). >> >> - Philipp Zabel has developed a set of patches that allow adding >> to the subdev async notifier waiting list using a chaining method >> from the async registered callbacks (v4l2_of_subdev_registered() >> and the prep patches for that). For now, I've removed the use of >> v4l2_of_subdev_registered() for the vidmux driver's registered >> callback. This doesn't affect the functionality of this driver, >> but allows for it to be merged now, before adding the chaining >> support. >> >> Signed-off-by: Steve Longerbeam >> --- >> .../bindings/media/video-multiplexer.txt | 59 +++ > Please make this a separate commit. Done. Steve