Re: [sur40] videobuf2 and/or DMA?

2014-12-11 Thread David Herrmann
Hi On Mon, Dec 8, 2014 at 8:50 AM, Florian Echtler f...@butterbrot.org wrote: Hello everyone, I'm preparing to finally add support for the raw sensor video stream to my driver for the SUR40 touchscreen. However, after an extensive amount of Googling, I'm still not clear on the relationship

[sur40] videobuf2 and/or DMA?

2014-12-07 Thread Florian Echtler
Hello everyone, I'm preparing to finally add support for the raw sensor video stream to my driver for the SUR40 touchscreen. However, after an extensive amount of Googling, I'm still not clear on the relationship between DMA transfers, the USB core and the videobuf2 framework. Specifically, I'd