Commit ff7690b4 authored Feb 09, 2011 by Yoshihiro Shimoda Committed by Paul Mundt Mar 29, 2011

dma: shdma: add checking the DMAOR_AE in sh_dmae_err

The irq numbers of tranfer end and address error are assigned same number
on some CPU. So the sh_dmae_err() should check the AE flag in DMAOR.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

parent 89078d57

drivers/dma/shdma.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -865,7 +865,12 @@ static unsigned int sh_dmae_reset(struct sh_dmae_device *shdev)

		static irqreturn_t sh_dmae_err(int irq, void *data)
		{
		struct sh_dmae_device *shdev = data;

		if (dmaor_read(shdev) & DMAOR_AE)
		return IRQ_RETVAL(sh_dmae_reset(data));
		else
		return IRQ_NONE;
		}

		static void dmae_do_tasklet(unsigned long data)