Messages in this thread |  | | From | Barry Song <> | | Date | Sat, 10 Sep 2011 07:40:20 +0800 | | Subject | Re: [PATCH] dmaengine: add CSR SiRFprimaII DMAC driver |
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2011/9/10 Vinod Koul <vkoul@infradead.org>: > On Fri, 2011-09-09 at 16:18 +0800, Barry Song wrote: >> 2011/9/9 Vinod Koul <vkoul@infradead.org>: >> > Looks like Jassi got a user for his proposed API. I am not sure whats >> > going on with TI folks, they never showed up here @LPC. >> >> yes, i can definitely be an user of Jassi's new generic api. it seems >> the api is just there for dma in 2d. >> >> Jassi prefer to use a transfer type instead of a control command. >> though we will not really change the interleaved setting for every >> transfer(it is more possible for one device, we will not change the >> xlen/ylen/dma_width setting in the whole life period), i do believe >> the transfer type is enough flexible for my possible applications to >> change xlen, ylen and dma_width in different transfers. >> >> as we know, interleaved DMA can also be used for audio driver. for >> some audio controllers, if there are n channels, it can't tranfer the >> whole audio frame to sound card by one dma channel, and it needs to >> tranfer every channel by separate dma. typically, we can define this >> kind of xfer to skip other n-1 channel. >> >> Jassi, you might think my reply as an ACK to "[PATCH] DMAEngine: >> Define generic transfer request api". > Great, can you two redo patch along with this driver as user of new > API :)
ok. i'll send v2 using this new API.
> > -- > ~Vinod Koul > Intel Corp. > > -barry
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