RE: [LINUX PATCH 2/4] dmaengine: xilinx_dma: Fix race condition in the driver for cdma

2018-01-02 Thread Appana Durga Kedareswara Rao
Hi Vinod, Thanks for the review... > >On Thu, Dec 21, 2017 at 03:41:36PM +0530, Kedareswara rao Appana wrote: > >same issue for patch title here too Ok will fix in v2... > >> when hardware is idle we need to toggle the SG bit in the control >> register, inorder to update new value to

Re: [LINUX PATCH 2/4] dmaengine: xilinx_dma: Fix race condition in the driver for cdma

2018-01-02 Thread Vinod Koul
On Thu, Dec 21, 2017 at 03:41:36PM +0530, Kedareswara rao Appana wrote: same issue for patch title here too > when hardware is idle we need to toggle the SG bit > in the control register, inorder to update new value to the > current descriptor register other wise undefined > results will occur.

[LINUX PATCH 2/4] dmaengine: xilinx_dma: Fix race condition in the driver for cdma

2017-12-21 Thread Kedareswara rao Appana
when hardware is idle we need to toggle the SG bit in the control register, inorder to update new value to the current descriptor register other wise undefined results will occur. This patch updates the same. Signed-off-by: Kedareswara rao Appana --- drivers/dma/xilinx/xilinx_dma.c | 10 +++