Re: AM335x USB DMA seems broken on ISOC URBs

2014-01-20 Thread Ezequiel Garcia
Hi Daniel, On Sat, Jan 18, 2014 at 04:12:24PM +0100, Daniel Mack wrote: > On 01/17/2014 05:27 PM, Ezequiel Garcia wrote: > > On Sun, Dec 22, 2013 at 02:59:45AM -0300, Ezequiel Garcia wrote: [..] > > Did you try this with a different type of peripheral hardware, a USB > audio device for example? >

Re: AM335x USB DMA seems broken on ISOC URBs

2014-01-20 Thread Ezequiel Garcia
On Mon, Jan 20, 2014 at 12:15:40PM +0100, Daniel Mack wrote: > On 01/18/2014 04:12 PM, Daniel Mack wrote: > > On 01/17/2014 05:27 PM, Ezequiel Garcia wrote: > >> On Sun, Dec 22, 2013 at 02:59:45AM -0300, Ezequiel Garcia wrote: > > >>> While doing some experiments with the stk1160 driver (for "Easy

Re: AM335x USB DMA seems broken on ISOC URBs

2014-01-20 Thread Daniel Mack
On 01/18/2014 04:12 PM, Daniel Mack wrote: > On 01/17/2014 05:27 PM, Ezequiel Garcia wrote: >> On Sun, Dec 22, 2013 at 02:59:45AM -0300, Ezequiel Garcia wrote: >>> While doing some experiments with the stk1160 driver (for "Easycap" TV video >>> capture devices), ran into problems using v3.13-rc4.

Re: AM335x USB DMA seems broken on ISOC URBs

2014-01-18 Thread Daniel Mack
Hi Ezequiel, On 01/17/2014 05:27 PM, Ezequiel Garcia wrote: > On Sun, Dec 22, 2013 at 02:59:45AM -0300, Ezequiel Garcia wrote: >> Hello, >> >> While doing some experiments with the stk1160 driver (for "Easycap" TV video >> capture devices), ran into problems using v3.13-rc4. The problem is that th

Re: AM335x USB DMA seems broken on ISOC URBs

2014-01-17 Thread Ezequiel Garcia
On Sun, Dec 22, 2013 at 02:59:45AM -0300, Ezequiel Garcia wrote: > Hello, > > While doing some experiments with the stk1160 driver (for "Easycap" TV video > capture devices), ran into problems using v3.13-rc4. The problem is that the > stk1160 IRQ handler receives no URBs at all. > > When configu

AM335x USB DMA seems broken on ISOC URBs

2013-12-21 Thread Ezequiel Garcia
Hello, While doing some experiments with the stk1160 driver (for "Easycap" TV video capture devices), ran into problems using v3.13-rc4. The problem is that the stk1160 IRQ handler receives no URBs at all. When configuring with CONFIG_MUSB_PIO_ONLY this looks solved, but the bandwidth requirement