fsldma: do not cleanup descriptors in hardirq context

"Cleaning" descriptors involves calling pending callbacks and clients
assume that their callback will only ever happen in softirq context.
Delay cleanup to the tasklet.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Acked-by: Zhang Wei <wei.zhang@freescale.com>

diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index 902e852571a8b52006a35e80bb605051888c1925..cc9a68158d992311185d96a9428bc3a627dccaf4 100644 (file)
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -685,7 +685,6 @@ static irqreturn_t fsl_dma_chan_do_interrupt(int irq, void *data)
                                "nlndar 0x%016llx\n", (u64)get_cdar(fsl_chan),
                                (u64)get_ndar(fsl_chan));
                stat &= ~FSL_DMA_SR_EOSI;
-               fsl_chan_ld_cleanup(fsl_chan);
        }
 
        /* If it current transfer is the end-of-transfer,