From: Jon Medhurst <tixy@yxit.co.uk>
Date: Thu, 4 Aug 2011 15:04:24 +0000 (+0100)
Subject: ARM: mach-at91: Setup consistent dma size at boot time
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=f407c2e38e5f07d2e8f573fc55a5d996568f6e50;p=~shefty%2Frdma-dev.git

ARM: mach-at91: Setup consistent dma size at boot time

Signed-off-by: Jon Medhurst <tixy@yxit.co.uk>
Acked-by: Nicolas Ferre<nicolas.ferre@atmel.com>
---

diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index e04c5fb6f1e..1532b508c81 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -12,6 +12,7 @@
 
 #include <linux/module.h>
 #include <linux/pm.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/irq.h>
 #include <asm/mach/arch.h>
@@ -319,6 +320,7 @@ static void at91sam9g45_poweroff(void)
 static void __init at91sam9g45_map_io(void)
 {
 	at91_init_sram(0, AT91SAM9G45_SRAM_BASE, AT91SAM9G45_SRAM_SIZE);
+	init_consistent_dma_size(SZ_4M);
 }
 
 static void __init at91sam9g45_initialize(void)
diff --git a/arch/arm/mach-at91/include/mach/at91sam9g45.h b/arch/arm/mach-at91/include/mach/at91sam9g45.h
index 2c611b9a013..406bb649680 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9g45.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9g45.h
@@ -128,8 +128,6 @@
 #define AT91SAM9G45_EHCI_BASE	0x00800000	/* USB Host controller (EHCI) */
 #define AT91SAM9G45_VDEC_BASE	0x00900000	/* Video Decoder Controller */
 
-#define CONSISTENT_DMA_SIZE	SZ_4M
-
 /*
  * DMA peripheral identifiers
  * for hardware handshaking interface