Re: [PATCH RESEND v3] dma: omap-dma: add support for pause of non-cyclic transfers

2016-10-13 Thread Vignesh R
On Thursday 13 October 2016 03:37 PM, Peter Ujfalusi wrote: > On 10/10/16 17:12, Peter Ujfalusi wrote: >> On 10/10/16 15:07, Vignesh R wrote: >>> From: Sebastian Andrzej Siewior >>> >>> This DMA driver is used by 8250-omap on DRA7-evm. There is one >>> requirement that is

Re: [PATCH RESEND v3] dma: omap-dma: add support for pause of non-cyclic transfers

2016-10-13 Thread Vignesh R
On Thursday 13 October 2016 03:37 PM, Peter Ujfalusi wrote: > On 10/10/16 17:12, Peter Ujfalusi wrote: >> On 10/10/16 15:07, Vignesh R wrote: >>> From: Sebastian Andrzej Siewior >>> >>> This DMA driver is used by 8250-omap on DRA7-evm. There is one >>> requirement that is to pause a transfer.

Re: [PATCH RESEND v3] dma: omap-dma: add support for pause of non-cyclic transfers

2016-10-13 Thread Peter Ujfalusi
On 10/10/16 17:12, Peter Ujfalusi wrote: > On 10/10/16 15:07, Vignesh R wrote: >> From: Sebastian Andrzej Siewior >> >> This DMA driver is used by 8250-omap on DRA7-evm. There is one >> requirement that is to pause a transfer. This is currently used on the RX >> side. It is

Re: [PATCH RESEND v3] dma: omap-dma: add support for pause of non-cyclic transfers

2016-10-13 Thread Peter Ujfalusi
On 10/10/16 17:12, Peter Ujfalusi wrote: > On 10/10/16 15:07, Vignesh R wrote: >> From: Sebastian Andrzej Siewior >> >> This DMA driver is used by 8250-omap on DRA7-evm. There is one >> requirement that is to pause a transfer. This is currently used on the RX >> side. It is possible that the UART

Re: [PATCH RESEND v3] dma: omap-dma: add support for pause of non-cyclic transfers

2016-10-10 Thread Peter Ujfalusi
On 10/10/16 15:07, Vignesh R wrote: > From: Sebastian Andrzej Siewior > > This DMA driver is used by 8250-omap on DRA7-evm. There is one > requirement that is to pause a transfer. This is currently used on the RX > side. It is possible that the UART HW aborted the RX

Re: [PATCH RESEND v3] dma: omap-dma: add support for pause of non-cyclic transfers

2016-10-10 Thread Peter Ujfalusi
On 10/10/16 15:07, Vignesh R wrote: > From: Sebastian Andrzej Siewior > > This DMA driver is used by 8250-omap on DRA7-evm. There is one > requirement that is to pause a transfer. This is currently used on the RX > side. It is possible that the UART HW aborted the RX (UART's RX-timeout) > but

[PATCH RESEND v3] dma: omap-dma: add support for pause of non-cyclic transfers

2016-10-10 Thread Vignesh R
From: Sebastian Andrzej Siewior This DMA driver is used by 8250-omap on DRA7-evm. There is one requirement that is to pause a transfer. This is currently used on the RX side. It is possible that the UART HW aborted the RX (UART's RX-timeout) but the DMA controller starts

[PATCH RESEND v3] dma: omap-dma: add support for pause of non-cyclic transfers

2016-10-10 Thread Vignesh R
From: Sebastian Andrzej Siewior This DMA driver is used by 8250-omap on DRA7-evm. There is one requirement that is to pause a transfer. This is currently used on the RX side. It is possible that the UART HW aborted the RX (UART's RX-timeout) but the DMA controller starts the transfer shortly