dma: ipu: rename mach/ipu.h to include/linux/dma/ipu-dma.h

The header ipu.h really belongs to dma subsystem rather than imx
platform. Rename it to ipu-dma.h and put it into include/linux/dma/.

Signed-off-by: Shawn Guo <[e-mail]>
Acked-by: Guennadi Liakhovetski <[e-mail]>
Acked-by: Sascha Hauer <[e-mail]>
Acked-by: Arnd Bergmann <[e-mail]>
Cc: Vinod Koul <[e-mail]>
Cc: Florian Tobias Schandinat <[e-mail]>
Cc: [e-mail]
Cc: [e-mail]

arch/arm/mach-imx/include/mach/ipu.h include/linux/dma/ipu-dma.h

···
  * published by the Free Software Foundation.
  */
 
-#ifndef _IPU_H_
-#define _IPU_H_
+#ifndef __LINUX_DMA_IPU_DMA_H
+#define __LINUX_DMA_IPU_DMA_H
 
 #include <linux/types.h>
 #include <linux/dmaengine.h>
···
 #define to_tx_desc(tx) container_of(tx, struct idmac_tx_desc, txd)
 #define to_idmac_chan(c) container_of(c, struct idmac_channel, dma_chan)
 
-#endif
+#endif /* __LINUX_DMA_IPU_DMA_H */

drivers/dma/ipu/ipu_idmac.c

···
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <linux/module.h>
-
-#include <mach/ipu.h>
+#include <linux/dma/ipu-dma.h>
 
 #include "../dmaengine.h"
 #include "ipu_intern.h"

drivers/dma/ipu/ipu_irq.c

···
 #include <linux/irq.h>
 #include <linux/io.h>
 #include <linux/module.h>
-
-#include <mach/ipu.h>
+#include <linux/dma/ipu-dma.h>
 
 #include "ipu_intern.h"
 

drivers/media/platform/soc_camera/mx3_camera.c

···
 #include <linux/vmalloc.h>
 #include <linux/interrupt.h>
 #include <linux/sched.h>
+#include <linux/dma/ipu-dma.h>
 
 #include <media/v4l2-common.h>
 #include <media/v4l2-dev.h>
···
 #include <media/soc_camera.h>
 #include <media/soc_mediabus.h>
 
-#include <mach/ipu.h>
 #include <linux/platform_data/camera-mx3.h>
 #include <linux/platform_data/dma-imx.h>
 

drivers/video/mx3fb.c

···
 #include <linux/console.h>
 #include <linux/clk.h>
 #include <linux/mutex.h>
+#include <linux/dma/ipu-dma.h>
 
 #include <linux/platform_data/dma-imx.h>
 #include <mach/hardware.h>
-#include <mach/ipu.h>
 #include <linux/platform_data/video-mx3fb.h>
 
 #include <asm/io.h>