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Date: Tue, 28 Feb 2017 16:20:07 -0800 From: Steve Longerbeam <slongerbeam@...il.com> To: Rob Herring <robh@...nel.org> Cc: mark.rutland@....com, shawnguo@...nel.org, kernel@...gutronix.de, fabio.estevam@....com, linux@...linux.org.uk, mchehab@...nel.org, hverkuil@...all.nl, nick@...anahar.org, markus.heiser@...marIT.de, p.zabel@...gutronix.de, laurent.pinchart+renesas@...asonboard.com, bparrot@...com, geert@...ux-m68k.org, arnd@...db.de, sudipm.mukherjee@...il.com, minghsiu.tsai@...iatek.com, tiffany.lin@...iatek.com, jean-christophe.trotin@...com, horms+renesas@...ge.net.au, niklas.soderlund+renesas@...natech.se, robert.jarzmik@...e.fr, songjun.wu@...rochip.com, andrew-ct.chen@...iatek.com, gregkh@...uxfoundation.org, shuah@...nel.org, sakari.ailus@...ux.intel.com, pavel@....cz, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org, devel@...verdev.osuosl.org, Sascha Hauer <s.hauer@...gutronix.de>, Steve Longerbeam <steve_longerbeam@...tor.com> Subject: Re: [PATCH v4 15/36] platform: add video-multiplexer subdevice driver 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 <p.zabel@...gutronix.de> >> >> 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 <s.hauer@...gutronix.de> >> Signed-off-by: Philipp Zabel <p.zabel@...gutronix.de> >> >> -- >> >> - 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 <javier@...hile0.org> >> >> - 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 <steve_longerbeam@...tor.com> >> --- >> .../bindings/media/video-multiplexer.txt | 59 +++ > Please make this a separate commit. Done. Steve
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