Re: [RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-08 Thread Sergei Shtylyov
Hello. On 08-07-2013 16:38, Sebastian Andrzej Siewior wrote: not using dmaengine and the network driver (cpsw) which is also using cppi 3.1 is having its own implementation of the cppi-dma part. So I think dma enggine implementation is a must here. Not at all. I'm not familiar with CPSW

Re: [RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-08 Thread Sebastian Andrzej Siewior
On 07/08/2013 02:16 PM, Sergei Shtylyov wrote: >> not using dmaengine and the network driver (cpsw) which is also using >> cppi 3.1 is having its own implementation of the cppi-dma part. So I >> think dma enggine implementation is a must here. > >Not at all. I'm not familiar with CPSW but

Re: [RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-08 Thread Sergei Shtylyov
On 08.07.2013 12:52, Sebastian Andrzej Siewior wrote: On 07/07/2013 04:55 PM, Sergei Shtylyov wrote: Hello. Hello Sergei, On 05-07-2013 20:12, Sebastian Andrzej Siewior wrote: This is a first shot of the cppi41 DMA driver. Where have you been when I submitted my drivers back in

Re: [RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-08 Thread Sebastian Andrzej Siewior
On 07/07/2013 04:55 PM, Sergei Shtylyov wrote: > Hello. Hello Sergei, > On 05-07-2013 20:12, Sebastian Andrzej Siewior wrote: > >> This is a first shot of the cppi41 DMA driver. > >Where have you been when I submitted my drivers back in 2009? :-) Not here it seems :) There is a driver I

Re: [RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-08 Thread Sebastian Andrzej Siewior
On 07/07/2013 04:55 PM, Sergei Shtylyov wrote: Hello. Hello Sergei, On 05-07-2013 20:12, Sebastian Andrzej Siewior wrote: This is a first shot of the cppi41 DMA driver. Where have you been when I submitted my drivers back in 2009? :-) Not here it seems :) There is a driver I got

Re: [RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-08 Thread Sergei Shtylyov
On 08.07.2013 12:52, Sebastian Andrzej Siewior wrote: On 07/07/2013 04:55 PM, Sergei Shtylyov wrote: Hello. Hello Sergei, On 05-07-2013 20:12, Sebastian Andrzej Siewior wrote: This is a first shot of the cppi41 DMA driver. Where have you been when I submitted my drivers back in

Re: [RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-08 Thread Sebastian Andrzej Siewior
On 07/08/2013 02:16 PM, Sergei Shtylyov wrote: not using dmaengine and the network driver (cpsw) which is also using cppi 3.1 is having its own implementation of the cppi-dma part. So I think dma enggine implementation is a must here. Not at all. I'm not familiar with CPSW but DaVinci

Re: [RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-08 Thread Sergei Shtylyov
Hello. On 08-07-2013 16:38, Sebastian Andrzej Siewior wrote: not using dmaengine and the network driver (cpsw) which is also using cppi 3.1 is having its own implementation of the cppi-dma part. So I think dma enggine implementation is a must here. Not at all. I'm not familiar with CPSW

Re: [RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-07 Thread Sergei Shtylyov
Hello. On 05-07-2013 20:12, Sebastian Andrzej Siewior wrote: This is a first shot of the cppi41 DMA driver. Where have you been when I submitted my drivers back in 2009? :-) It is currently used by a new musb dma-engine implementation. I have to test it somehow. The state of the

Re: [RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-07 Thread Sergei Shtylyov
Hello. On 05-07-2013 20:12, Sebastian Andrzej Siewior wrote: This is a first shot of the cppi41 DMA driver. Where have you been when I submitted my drivers back in 2009? :-) It is currently used by a new musb dma-engine implementation. I have to test it somehow. The state of the

[RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-05 Thread Sebastian Andrzej Siewior
This is a first shot of the cppi41 DMA driver. It is currently used by a new musb dma-engine implementation. I have to test it somehow. The state of the cpp41 (and the using dmaengine) is in very early stage. I was able to send TX packets over DMA and enumerate an USB masstorage device. Things

[RFC 1/2] usb/musb dma: add cppi41 dma driver

2013-07-05 Thread Sebastian Andrzej Siewior
This is a first shot of the cppi41 DMA driver. It is currently used by a new musb dma-engine implementation. I have to test it somehow. The state of the cpp41 (and the using dmaengine) is in very early stage. I was able to send TX packets over DMA and enumerate an USB masstorage device. Things