remove <asm/scatterlist.h>
We don't have any arch specific scatterlist now that parisc switched over
to the generic one.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/include/asm-generic/scatterlist.h b/include/asm-generic/scatterlist.h
deleted file mode 100644
index 5de0735..0000000
--- a/include/asm-generic/scatterlist.h
+++ /dev/null
@@ -1,34 +0,0 @@
-#ifndef __ASM_GENERIC_SCATTERLIST_H
-#define __ASM_GENERIC_SCATTERLIST_H
-
-#include <linux/types.h>
-
-struct scatterlist {
-#ifdef CONFIG_DEBUG_SG
- unsigned long sg_magic;
-#endif
- unsigned long page_link;
- unsigned int offset;
- unsigned int length;
- dma_addr_t dma_address;
-#ifdef CONFIG_NEED_SG_DMA_LENGTH
- unsigned int dma_length;
-#endif
-};
-
-/*
- * These macros should be used after a dma_map_sg call has been done
- * to get bus addresses of each of the SG entries and their lengths.
- * You should only work with the number of sg entries pci_map_sg
- * returns, or alternatively stop on the first sg_dma_len(sg) which
- * is 0.
- */
-#define sg_dma_address(sg) ((sg)->dma_address)
-
-#ifdef CONFIG_NEED_SG_DMA_LENGTH
-#define sg_dma_len(sg) ((sg)->dma_length)
-#else
-#define sg_dma_len(sg) ((sg)->length)
-#endif
-
-#endif /* __ASM_GENERIC_SCATTERLIST_H */
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 7f9a516..504af1e 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -22,8 +22,7 @@
#include <linux/smp.h>
#include <linux/rcupdate.h>
#include <linux/percpu-refcount.h>
-
-#include <asm/scatterlist.h>
+#include <linux/scatterlist.h>
struct module;
struct scsi_ioctl_command;
diff --git a/include/linux/dmapool.h b/include/linux/dmapool.h
index 52456aa..e1043f7 100644
--- a/include/linux/dmapool.h
+++ b/include/linux/dmapool.h
@@ -11,8 +11,8 @@
#ifndef LINUX_DMAPOOL_H
#define LINUX_DMAPOOL_H
+#include <linux/scatterlist.h>
#include <asm/io.h>
-#include <asm/scatterlist.h>
struct device;
diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h
index ed8f9e7..eca1ec9 100644
--- a/include/linux/scatterlist.h
+++ b/include/linux/scatterlist.h
@@ -2,13 +2,39 @@
#define _LINUX_SCATTERLIST_H
#include <linux/string.h>
+#include <linux/types.h>
#include <linux/bug.h>
#include <linux/mm.h>
-
-#include <asm/types.h>
-#include <asm/scatterlist.h>
#include <asm/io.h>
+struct scatterlist {
+#ifdef CONFIG_DEBUG_SG
+ unsigned long sg_magic;
+#endif
+ unsigned long page_link;
+ unsigned int offset;
+ unsigned int length;
+ dma_addr_t dma_address;
+#ifdef CONFIG_NEED_SG_DMA_LENGTH
+ unsigned int dma_length;
+#endif
+};
+
+/*
+ * These macros should be used after a dma_map_sg call has been done
+ * to get bus addresses of each of the SG entries and their lengths.
+ * You should only work with the number of sg entries dma_map_sg
+ * returns, or alternatively stop on the first sg_dma_len(sg) which
+ * is 0.
+ */
+#define sg_dma_address(sg) ((sg)->dma_address)
+
+#ifdef CONFIG_NEED_SG_DMA_LENGTH
+#define sg_dma_len(sg) ((sg)->dma_length)
+#else
+#define sg_dma_len(sg) ((sg)->length)
+#endif
+
struct sg_table {
struct scatterlist *sgl; /* the list */
unsigned int nents; /* number of mapped entries */
@@ -18,10 +44,9 @@
/*
* Notes on SG table design.
*
- * Architectures must provide an unsigned long page_link field in the
- * scatterlist struct. We use that to place the page pointer AND encode
- * information about the sg table as well. The two lower bits are reserved
- * for this information.
+ * We use the unsigned long page_link field in the scatterlist struct to place
+ * the page pointer AND encode information about the sg table as well. The two
+ * lower bits are reserved for this information.
*
* If bit 0 is set, then the page_link contains a pointer to the next sg
* table list. Otherwise the next entry is at sg + 1.