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[07/12] ARM: mach-davinci: Setup consistent dma size at boot time

Message ID 1312813712-22808-8-git-send-email-tixy@yxit.co.uk (mailing list archive)
State New, archived
Headers show

Commit Message

Tixy Aug. 8, 2011, 2:28 p.m. UTC 
Signed-off-by: Jon Medhurst <tixy@yxit.co.uk>
CC: Sekhar Nori <nsekhar@ti.com>
CC: Kevin Hilman <khilman@ti.com>
---
 arch/arm/mach-davinci/include/mach/memory.h |    5 -----
 arch/arm/mach-davinci/common.c              |    3 +++
 2 files changed, 3 insertions(+), 5 deletions(-)
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Patch

diff --git a/arch/arm/mach-davinci/include/mach/memory.h b/arch/arm/mach-davinci/include/mach/memory.h
index 7873194..885d233 100644
--- a/arch/arm/mach-davinci/include/mach/memory.h
+++ b/arch/arm/mach-davinci/include/mach/memory.h
@@ -36,9 +36,4 @@ 
 #define DDR2_MCLKSTOPEN_BIT	BIT(30)
 #define DDR2_LPMODEN_BIT	BIT(31)
 
-/*
- * Increase size of DMA-consistent memory region
- */
-#define CONSISTENT_DMA_SIZE (14<<20)
-
 #endif /* __ASM_ARCH_MEMORY_H */
diff --git a/arch/arm/mach-davinci/common.c b/arch/arm/mach-davinci/common.c
index 1d25573..865ffe5 100644
--- a/arch/arm/mach-davinci/common.c
+++ b/arch/arm/mach-davinci/common.c
@@ -12,6 +12,7 @@ 
 #include <linux/io.h>
 #include <linux/etherdevice.h>
 #include <linux/davinci_emac.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/tlb.h>
 #include <asm/mach/map.h>
@@ -86,6 +87,8 @@  void __init davinci_common_init(struct davinci_soc_info *soc_info)
 		iotable_init(davinci_soc_info.io_desc,
 				davinci_soc_info.io_desc_num);
 
+	init_consistent_dma_size(14 << 20);
+
 	/*
 	 * Normally devicemaps_init() would flush caches and tlb after
 	 * mdesc->map_io(), but we must also do it here because of the CPU