Re: usb: dwc3: query: dma sg implementation for isoc

2012-09-11 Thread Pratyush Anand
On 9/10/2012 6:49 PM, Felipe Balbi wrote: On Mon, Sep 10, 2012 at 06:45:06PM +0530, Pratyush Anand wrote: Hi Felip, Thanks for the clarifications. On 9/10/2012 6:29 PM, Felipe Balbi wrote: If my understanding is correct, then I might need to modify dwc3 driver a bit. only first TRB of the

Re: usb: dwc3: query: dma sg implementation for isoc

2012-09-11 Thread Felipe Balbi
On Tue, Sep 11, 2012 at 12:29:36PM +0530, Pratyush Anand wrote: On 9/10/2012 6:49 PM, Felipe Balbi wrote: On Mon, Sep 10, 2012 at 06:45:06PM +0530, Pratyush Anand wrote: Hi Felip, Thanks for the clarifications. On 9/10/2012 6:29 PM, Felipe Balbi wrote: If my understanding is correct,

Re: usb: dwc3: query: dma sg implementation for isoc

2012-09-11 Thread Pratyush Anand
On 9/11/2012 2:39 PM, Felipe Balbi wrote: On Tue, Sep 11, 2012 at 12:29:36PM +0530, Pratyush Anand wrote: On 9/10/2012 6:49 PM, Felipe Balbi wrote: On Mon, Sep 10, 2012 at 06:45:06PM +0530, Pratyush Anand wrote: Hi Felip, Thanks for the clarifications. On 9/10/2012 6:29 PM, Felipe Balbi

Re: usb: dwc3: query: dma sg implementation for isoc

2012-09-11 Thread Felipe Balbi
On Tue, Sep 11, 2012 at 03:08:20PM +0530, Pratyush Anand wrote: On 9/11/2012 2:39 PM, Felipe Balbi wrote: On Tue, Sep 11, 2012 at 12:29:36PM +0530, Pratyush Anand wrote: On 9/10/2012 6:49 PM, Felipe Balbi wrote: On Mon, Sep 10, 2012 at 06:45:06PM +0530, Pratyush Anand wrote: Hi Felip,

usb: dwc3: query: dma sg implementation for isoc

2012-09-10 Thread Pratyush Anand
Hi Felip, I am not sure what was the original intention to use sg. But I wanted to use this to resolve one of the issue with my application related to isoc endpoint. So, you can correct me , if I am not in-lined with uses philosophy. I have a scenario, where I have scattered data to be

Re: usb: dwc3: query: dma sg implementation for isoc

2012-09-10 Thread Felipe Balbi
Hi, On Mon, Sep 10, 2012 at 12:50:47PM +0530, Pratyush Anand wrote: Hi Felip, I am not sure what was the original intention to use sg. But I wanted to use this to resolve one of the issue with my application related to isoc endpoint. So, you can correct me , if I am not in-lined with uses

Re: usb: dwc3: query: dma sg implementation for isoc

2012-09-10 Thread Felipe Balbi
On Mon, Sep 10, 2012 at 06:45:06PM +0530, Pratyush Anand wrote: Hi Felip, Thanks for the clarifications. On 9/10/2012 6:29 PM, Felipe Balbi wrote: If my understanding is correct, then I might need to modify dwc3 driver a bit. only first TRB of the service interval should have TRBCTL as

Re: usb: dwc3: query: dma sg implementation for isoc

2012-09-10 Thread Pratyush Anand
On 9/10/2012 6:49 PM, Felipe Balbi wrote: aaa true:-) I had forgotten about that extra bit of information when using chained TRBs :-s My bad. Please send a patch. Sure, will send. -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message to