OMAP: FB: use DMA_BIT_MASK() for fb's coherent_dma_mask

Use DMA_BIT_MASK() for fb's coherent_dma_mask for clarity.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/arch/arm/plat-omap/fb.c b/arch/arm/plat-omap/fb.c
index bcbb9d5dc293..218963bd4bb3 100644
--- a/arch/arm/plat-omap/fb.c
+++ b/arch/arm/plat-omap/fb.c
@@ -29,6 +29,7 @@
 #include <linux/memblock.h>
 #include <linux/io.h>
 #include <linux/omapfb.h>
+#include <linux/dma-mapping.h>
 
 #include <mach/hardware.h>
 #include <asm/mach/map.h>
@@ -45,7 +46,7 @@ static struct platform_device omap_fb_device = {
         .id             = -1,
         .dev = {
                 .dma_mask               = &omap_fb_dma_mask,
-                .coherent_dma_mask      = ~(u32)0,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
                 .platform_data          = &omapfb_config,
         },
         .num_resources = 0,
@@ -81,7 +82,7 @@ static struct platform_device omap_fb_device = {
         .id             = -1,
         .dev = {
                 .dma_mask               = &omap_fb_dma_mask,
-                .coherent_dma_mask      = ~(u32)0,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
                 .platform_data          = &omapfb_config,
         },
         .num_resources = 0,