Hello community Is there any comment regarding this patch set? Thanks, Jiada On 05/17/2016 12:48 PM, 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(-)
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