Some change to the IDE layer are causing the siimage driver to crash
at boot with a NULL dereference. This is due to the sil_dma_ops not
containing all the necessary pointers. I suppose it used to just
"override" the defaults while now, it needs to contain everything.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---

Index: linux-work/drivers/ide/pci/siimage.c
===================================================================
--- linux-work.orig/drivers/ide/pci/siimage.c	2008-04-29 14:44:37.000000000 +1000
+++ linux-work/drivers/ide/pci/siimage.c	2008-04-29 14:44:44.000000000 +1000
@@ -780,7 +780,14 @@ static const struct ide_port_ops sil_sat
 };
 
 static struct ide_dma_ops sil_dma_ops = {
+	.dma_host_set		= ide_dma_host_set,
+	.dma_setup		= ide_dma_setup,
+	.dma_exec_cmd		= ide_dma_exec_cmd,
+	.dma_start		= ide_dma_start,
+	.dma_end		= __ide_dma_end,
 	.dma_test_irq		= siimage_dma_test_irq,
+	.dma_timeout		= ide_dma_timeout,
+	.dma_lost_irq		= ide_dma_lost_irq,
 };
 
 #define DECLARE_SII_DEV(name_str, p_ops)		\


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