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Date: Fri, 4 Dec 2009 19:44:41 +0100 (CET)
From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
To: linux-kernel@vger.kernel.org
cc: Dan Williams <dan.j.williams@intel.com>, linux-sh@vger.kernel.org
Subject: [PATCH 1/5] sh: DMA driver has to specify its alignment requirements
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diff --git a/drivers/dma/shdma.c b/drivers/dma/shdma.c
index b3b065c..f5fae12 100644
--- a/drivers/dma/shdma.c
+++ b/drivers/dma/shdma.c
@@ -677,6 +677,8 @@ static int __init sh_dmae_probe(struct platform_device *pdev)
 	shdev->common.device_is_tx_complete = sh_dmae_is_complete;
 	shdev->common.device_issue_pending = sh_dmae_memcpy_issue_pending;
 	shdev->common.dev = &pdev->dev;
+	/* Default transfer size of 32 bytes requires 32-byte alignment */
+	shdev->common.copy_align = 5;
 
 #if defined(CONFIG_CPU_SH4)
 	/* Non Mix IRQ mode SH7722/SH7730 etc... */