linux-kernel - [PATCH] pch_dma: Fix suspend issue

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Message-Id: <1317713279-2774-1-git-send-email-tomoya-linux@dsn.lapis-semi.com>
Date:	Tue,  4 Oct 2011 16:27:59 +0900
From:	Tomoya MORINAGA <tomoya-linux@....lapis-semi.com>
To:	Dan Williams <dan.j.williams@...el.com>,
	Vinod Koul <vinod.koul@...el.com>, linux-kernel@...r.kernel.org
Cc:	qi.wang@...el.com, yong.y.wang@...el.com, joel.clark@...el.com,
	kok.howg.ewe@...el.com,
	Tomoya MORINAGA <tomoya-linux@....lapis-semi.com>
Subject: [PATCH] pch_dma: Fix suspend issue

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
-- 
1.7.4.4

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