[1/5] sh: DMA driver has to specify its alignment requirements

Commit Message

Guennadi Liakhovetski Dec. 4, 2009, 6:44 p.m. UTC

None

Patch

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... */