Re: [PATCH] DMA: extend documentation to provide more API details

2013-10-08 Thread Dan Williams
On Mon, Oct 7, 2013 at 12:40 AM, Guennadi Liakhovetski wrote: > Hi Russell > > On Sun, 6 Oct 2013, Russell King - ARM Linux wrote: > >> On Sat, Oct 05, 2013 at 11:00:45PM +0200, Guennadi Liakhovetski wrote: >> > On Sat, 5 Oct 2013, Russell King - ARM Linux wrote: >> > >> > > On Sat, Oct 05, 2013 a

Re: [PATCH] DMA: extend documentation to provide more API details

2013-10-07 Thread Guennadi Liakhovetski
Hi Russell On Sun, 6 Oct 2013, Russell King - ARM Linux wrote: > On Sat, Oct 05, 2013 at 11:00:45PM +0200, Guennadi Liakhovetski wrote: > > On Sat, 5 Oct 2013, Russell King - ARM Linux wrote: > > > > > On Sat, Oct 05, 2013 at 07:36:20PM +0200, Guennadi Liakhovetski wrote: > > > > + A DMA t

Re: [PATCH] DMA: extend documentation to provide more API details

2013-10-05 Thread Russell King - ARM Linux
On Sat, Oct 05, 2013 at 11:00:45PM +0200, Guennadi Liakhovetski wrote: > On Sat, 5 Oct 2013, Russell King - ARM Linux wrote: > > > On Sat, Oct 05, 2013 at 07:36:20PM +0200, Guennadi Liakhovetski wrote: > > > + A DMA transaction descriptor, returned to the user by one of "prep" > > > + methods is c

Re: [PATCH] DMA: extend documentation to provide more API details

2013-10-05 Thread Guennadi Liakhovetski
Hi Russell, Thanks for explanations. On Sat, 5 Oct 2013, Russell King - ARM Linux wrote: > On Sat, Oct 05, 2013 at 07:36:20PM +0200, Guennadi Liakhovetski wrote: > > This patch extends dmaengine documentation to provide more details > > on descriptor prepare stage, transaction completion require

Re: [PATCH] DMA: extend documentation to provide more API details

2013-10-05 Thread Russell King - ARM Linux
On Sat, Oct 05, 2013 at 07:36:20PM +0200, Guennadi Liakhovetski wrote: > This patch extends dmaengine documentation to provide more details > on descriptor prepare stage, transaction completion requirements > and DMA error processing. > > Signed-off-by: Guennadi Liakhovetski > --- > > These exte

[PATCH] DMA: extend documentation to provide more API details

2013-10-05 Thread Guennadi Liakhovetski
This patch extends dmaengine documentation to provide more details on descriptor prepare stage, transaction completion requirements and DMA error processing. Signed-off-by: Guennadi Liakhovetski --- These extensions reflect my understanding of some aspects of the dmaengine API. If it is wrong,