Hi Ulrich, Thanks for testing. On 2016-02-15 12:40:12 +0100, Ulrich Hecht wrote: > On Sun, Feb 14, 2016 at 5:55 PM, Niklas Söderlund > <niklas.soderlund+renesas@xxxxxxxxxxxx> wrote: > > A V4L2 driver for Renesas R-Car VIN IP cores that do not depend on > > soc_camera. The driver is heavily based on its predecessor and aims to > > replace the soc_camera driver. > > Thanks a lot, this will allow me to implement HDMI input properly. > > One issue: With either HDMI or analog, I get a black picture using > MMIO, while using read() works. I will look into it. A quick test using v4l2grab I can as you say grab frames using read but mmap hangs the tool. What tool are you using to test? > > > The driver is tested on Koelsch and can grab frames using yavta. It > > also passes a v4l2-compliance (1.10.0) run without failures. There is > > however a issues sometimes if one first run v4l2-compliance and then > > yavta the grabbed frames are a bit fuzzy. I'm working on it. > > For the record, I have had the same problem with the old driver, but I > was not able to reproduce it reliably. Good to know I'm not the only one, I will see if I can fix it.
