[PATCH][PPC32] PPC4XX DMA polarity init fix

[Clear bug fix, hopefully it can go in before 2.6.10]

This patch applies to the kernel 2.6.9 and fixes the initialisation of 
the DMA channel polarity in the function ppc4xx_init_dma_channel() for 
the PPC 4XX processor.

Signed-off-by: Colin P Wernham <redacted>
Signed-off-by: Matt Porter <mporter@kernel.crashing.org>

===== arch/ppc/syslib/ppc4xx_dma.c 1.8 vs edited =====

--- 1.8/arch/ppc/syslib/ppc4xx_dma.c	2004-08-07 11:05:39 -07:00
+++ edited/arch/ppc/syslib/ppc4xx_dma.c	2004-12-15 11:58:16 -07:00

@@ -466,7 +466,7 @@
 
 	/* clear all polarity signals and then "or" in new signal levels */
 	polarity &= ~GET_DMA_POLARITY(dmanr);
-	polarity |= p_dma_ch->polarity;
+	polarity |= p_init->polarity;
 #if DCRN_POL > 0
 	mtdcr(DCRN_POL, polarity);
 #endif