Re: [PATCH 1/7] dmaengine: edma: fix two faults which happen with the 8250_dma user

2014-08-28 Thread Sebastian Andrzej Siewior
On 08/28/2014 09:06 AM, Vinod Koul wrote: > On Thu, Aug 21, 2014 at 03:09:12PM +0200, Sebastian Andrzej Siewior wrote: >> On 08/19/2014 05:12 PM, Vinod Koul wrote: desc = dmaengine_prep_slave_single(rxchan, …); rx_cookie = dmaengine_submit(desc); dma_async_issue_pend

Re: [PATCH 1/7] dmaengine: edma: fix two faults which happen with the 8250_dma user

2014-08-28 Thread Vinod Koul
On Thu, Aug 21, 2014 at 03:09:12PM +0200, Sebastian Andrzej Siewior wrote: > On 08/19/2014 05:12 PM, Vinod Koul wrote: > >> > >> desc = dmaengine_prep_slave_single(rxchan, …); > >> rx_cookie = dmaengine_submit(desc); > >> dma_async_issue_pending(rxchan); > >> > >> ssleep(2); > >>

Re: [PATCH 1/7] dmaengine: edma: fix two faults which happen with the 8250_dma user

2014-08-21 Thread Sebastian Andrzej Siewior
On 08/19/2014 05:12 PM, Vinod Koul wrote: >> >> desc = dmaengine_prep_slave_single(rxchan, …); >> rx_cookie = dmaengine_submit(desc); >> dma_async_issue_pending(rxchan); >> >> ssleep(2); >> /* Now assume that the transfer did not start */ >> st = dmaengine_tx_status(rxchan,

Re: [PATCH 1/7] dmaengine: edma: fix two faults which happen with the 8250_dma user

2014-08-19 Thread Vinod Koul
On Fri, Aug 08, 2014 at 06:29:50PM +0200, Sebastian Andrzej Siewior wrote: > * Vinod Koul | 2014-07-31 17:47:02 [+0530]: > > >On Tue, Jul 29, 2014 at 08:58:58PM +0200, Sebastian Andrzej Siewior wrote: > >> The rx path of the 8250_dma user in the RX-timeout case: > >> - it starts the RX transfer >

Re: [PATCH 1/7] dmaengine: edma: fix two faults which happen with the 8250_dma user

2014-08-08 Thread Sebastian Andrzej Siewior
* Vinod Koul | 2014-07-31 17:47:02 [+0530]: >On Tue, Jul 29, 2014 at 08:58:58PM +0200, Sebastian Andrzej Siewior wrote: >> The rx path of the 8250_dma user in the RX-timeout case: >> - it starts the RX transfer >> - if the rx-timeout interrupt occures, it dmaengine_pause() the transfer >> - step t

Re: [PATCH 1/7] dmaengine: edma: fix two faults which happen with the 8250_dma user

2014-07-31 Thread Sebastian Andrzej Siewior
On 07/31/2014 02:17 PM, Vinod Koul wrote: > On Tue, Jul 29, 2014 at 08:58:58PM +0200, Sebastian Andrzej Siewior wrote: >> The rx path of the 8250_dma user in the RX-timeout case: >> - it starts the RX transfer >> - if the rx-timeout interrupt occures, it dmaengine_pause() the transfer >> - step two

Re: [PATCH 1/7] dmaengine: edma: fix two faults which happen with the 8250_dma user

2014-07-31 Thread Vinod Koul
On Tue, Jul 29, 2014 at 08:58:58PM +0200, Sebastian Andrzej Siewior wrote: > The rx path of the 8250_dma user in the RX-timeout case: > - it starts the RX transfer > - if the rx-timeout interrupt occures, it dmaengine_pause() the transfer > - step two is dmaengine_terminate_all() on this channel. O