[PATCH v6 00/39] i.MX Media Driver

Russell King - ARM Linux linux at armlinux.org.uk
Thu Mar 30 09:27:30 PDT 2017


On Thu, Mar 30, 2017 at 09:12:29AM -0700, Steve Longerbeam wrote:
> 
> 
> On 03/30/2017 04:02 AM, Russell King - ARM Linux wrote:
> >This fails at step 1.  The removal of the frame interval support now
> >means my setup script fails when trying to set the frame interval on
> >the camera:
> >
> >Enumerating pads and links
> >Setting up format SRGGB8_1X8 816x616 on pad imx219 0-0010/0
> >Format set: SRGGB8_1X8 816x616
> >Setting up frame interval 1/25 on pad imx219 0-0010/0
> >Frame interval set: 1/25
> >Setting up format SRGGB8_1X8 816x616 on pad imx6-mipi-csi2/0
> >Format set: SRGGB8_1X8 816x616
> >Setting up frame interval 1/25 on pad imx6-mipi-csi2/0
> >Unable to set frame interval: Inappropriate ioctl for device (-25)Unable to setup formats: Inappropriate ioctl for device (25)
> >
> >This is because media-ctl tries to propagate it from the imx219 source
> >pad to the csi2 sink pad, and the csi2 now fails that ioctl.
> 
> I assume you're using Philipp's frame interval patches to media-ctl.
> Can you make the frame interval propagation optional in those patches?
> I.e. don't error-out with a failure code if the ioctl returns ENOTTY.

Damn, you're right.  There's way too much stuff to try and keep track
of with this stuff.

-- 
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