Re: [PATCH 2/4] dmaengine: imx-sdma: fix dma freezes

2019-09-16 Thread Lucas Stach
On Mi, 2019-09-11 at 16:49 +0200, Philipp Puschmann wrote: > For some years and since many kernel versions there are reports that the > RX UART SDMA channel stops working at some point. The workaround was to > disable DMA for RX. This commit tries to fix the problem itself. > > Due to its license

[PATCH 2/4] dmaengine: imx-sdma: fix dma freezes

2019-09-11 Thread Philipp Puschmann
For some years and since many kernel versions there are reports that the RX UART SDMA channel stops working at some point. The workaround was to disable DMA for RX. This commit tries to fix the problem itself. Due to its license i wasn't able to debug the sdma script itself but it somehow leads to