Re: [PATCH v1 00/10] *** imx-sdma: misc fix ***

From: Vladimir Zapolskiy
Date: Mon May 16 2016 - 07:00:49 EST


Hi Jiada,

On 16.05.2016 11:37, Jiada Wang wrote:
> this patch set contains the following changes
> 1. fix issues in cyclic dma
> 2. add support to SYNC DMA termination
> 3. avoid system hang, when SDMA channel 0 timeouts
> 4. add lock to prevent race condition
>
> Jiada Wang (10):
> dma: imx-sdma: use chn_real_count to report residue for UART
> dma: imx-sdma: don't update BD in isr routine
> dma: imx-sdma: clear BD_RROR flag before pass it to sdma script
> dma: imx-sdma: update sdma channel status for cyclic dma
> dma: imx-sdma: add flag to indicate SDMA channel state
> dma: imx-sdma: add terminate_all support
> dma: imx-sdma: Add synchronization support
> dma: imx-sdma: abort updating channel when it has been terminated
> dma: imx-sdma: disable channel 0 when it timeouts
> dma: imx-sdma: clear channel0 interrupt bit in irq routine
>
> drivers/dma/imx-sdma.c | 113 +++++++++++++++++++++++++++++++++++--------------
> 1 file changed, 82 insertions(+), 31 deletions(-)
>

I think it's worth to add Sascha and Shawn to Cc to let them know
about the change.

--
With best wishes,
Vladimir