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Message-ID: <1317963658.1573.2229.camel@vkoul-udesk3> Date: Fri, 07 Oct 2011 10:30:58 +0530 From: Vinod Koul <vinod.koul@...el.com> To: Tomoya MORINAGA <tomoya-linux@....lapis-semi.com> Cc: Dan Williams <dan.j.williams@...el.com>, linux-kernel@...r.kernel.org, qi.wang@...el.com, yong.y.wang@...el.com, joel.clark@...el.com, kok.howg.ewe@...el.com Subject: Re: [PATCH] pch_dma: Fix suspend issue On Tue, 2011-10-04 at 16:27 +0900, Tomoya MORINAGA wrote: > Currently, executing suspend/hibernation, > memory access violation occurs. > > This patch fixes the issue > - Modify array size (MAX_CHAN_NR) > > Signed-off-by: Tomoya MORINAGA <tomoya-linux@....lapis-semi.com> > --- > drivers/dma/pch_dma.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c > index 1ac8d4b..42bcc80 100644 > --- a/drivers/dma/pch_dma.c > +++ b/drivers/dma/pch_dma.c > @@ -60,7 +60,7 @@ > #define DMA_DESC_FOLLOW_WITHOUT_IRQ 0x2 > #define DMA_DESC_FOLLOW_WITH_IRQ 0x3 > > -#define MAX_CHAN_NR 8 > +#define MAX_CHAN_NR 12 > > #define DMA_MASK_CTL0_MODE 0x33333333 > #define DMA_MASK_CTL2_MODE 0x00003333 How would changing the max number of descriptors fix the memory violation? -- ~Vinod -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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