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authorJon Medhurst <tixy@yxit.co.uk>2011-08-03 16:57:19 +0100
committerJon Medhurst <tixy@yxit.co.uk>2011-08-22 12:00:10 +0000
commit009426a0ebd0fc4a230ab2c2295dbc8f7ba7e8dd (patch)
tree629daf1f542f8361c4a55395bdbf1f8f5da85464 /arch/arm/plat-omap/io.c
parent99d1717dd7fecf2b10195b0d864323b952b4eba0 (diff)
downloadblackbird-op-linux-009426a0ebd0fc4a230ab2c2295dbc8f7ba7e8dd.tar.gz
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ARM: omap: Setup consistent dma size at boot time
Signed-off-by: Jon Medhurst <tixy@yxit.co.uk> CC: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/plat-omap/io.c')
-rw-r--r--arch/arm/plat-omap/io.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/io.c b/arch/arm/plat-omap/io.c
index f1ecfa9fc61d..e9b0e23edd0a 100644
--- a/arch/arm/plat-omap/io.c
+++ b/arch/arm/plat-omap/io.c
@@ -12,6 +12,7 @@
#include <linux/module.h>
#include <linux/io.h>
#include <linux/mm.h>
+#include <linux/dma-mapping.h>
#include <plat/omap7xx.h>
#include <plat/omap1510.h>
@@ -139,3 +140,10 @@ void omap_iounmap(volatile void __iomem *addr)
__iounmap(addr);
}
EXPORT_SYMBOL(omap_iounmap);
+
+void __init omap_init_consistent_dma_size(void)
+{
+#ifdef CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE
+ init_consistent_dma_size(CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE << 20);
+#endif
+}
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