On Fri, Aug 02, 2013 at 09:24:10PM +0200, Sebastian Andrzej Siewior wrote: > This driver is currently used by musb' cppi41 couter part. I may merge > both dma engine user of musb at some point but not just yet. > > The driver seems to work in RX/TX mode in host mode, tested on mass > storage. I increaed the size of the TX / RX transfers and waited for the > core code to cancel a transfers and it seems to recover. > > v2..3: > - use mall transfers on RX side and check data toggle. > - use rndis mode on tx side so we haveon interrupt for 4096 transfers. > - remove custom "transferred" hack and use dmaengine_tx_status() to > compute the total amount of data that has been transferred. > - cancel transfers and reclaim descriptors > > v1..v2: > - RX path added > - dma mode 0 & 1 is working > - device tree nodes re-created. > > Cc: Vinod Koul <vinod.koul@xxxxxxxxx> > Cc: Dan Williams <djbw@xxxxxx> > Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> Vinod, do you mind if I take this through my tree ? It's tightly related with the rest of the series. -- balbi
Attachment:
signature.asc
Description: Digital signature
