Re: soc-camera driver for i.MX27
Derek Bouius <[email protected]>
| Newsgroups | gmane.comp.video.video4linux |
|---|---|
| Message-ID | <[email protected]> |
On Mon, Aug 10, 2009 at 3:25 AM, Sascha Hauer<[email protected]> wrote: > Hi, > > On Mon, Aug 10, 2009 at 08:59:23AM +0200, javier Martin wrote: >> Dear Derek, >> >> >> We have a driver for the phyCORE-i.MX27 board: >> >> http://git.pengutronix.de/?p=phytec/linux-2.6.git;a=blob;f=drivers/media/video/mx27_camera.c;h=9e9f4426c3db890e6fc13130e047c65c073aa0b4;hb=refs/heads/phytec-master >> >> Thank you for the pointer to the patch. >> >> > I have just used this driver to interface to a soc imager (Aptina >> > mt9p031) on the phyCORE-i.MX27 board. It works for acquiring a 640x480 >> > video stream quite reliably. I am currently working on getting it to >> > be able to capture a full image frame (5MB) as well as various image >> > sizes in between. I am running into out of memory issues with the >> > dma_alloc_coherent() and not sure what the solution is yet. >> > >> >> Maybe you are requesting too much contiguous memory. I don't remember >> where that could be changed. > > It's CONSISTENT_DMA_SIZE. > That did the trick. Thanks, Derek > Sascha > > -- > Pengutronix e.K. | | > Industrial Linux Solutions | http://www.pengutronix.de/ | > Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | > Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | > -- video4linux-list mailing list Unsubscribe mailto:[email protected]?subject=unsubscribe https://www.redhat.com/mailman/listinfo/video4linux-list