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authorNicolas Pitre <nico@cam.org>2005-08-06 05:51:33 +0100
committerThomas Gleixner <tglx@mtd.linutronix.de>2005-11-06 20:13:52 +0100
commit59da721a2288b8aec751a2716f7ab60f2ea0c925 (patch)
tree902a0a61cd3ed7e2dab27f20b4fd541566f598a1 /fs/jffs2/os-linux.h
parente102d54abf6806b95c89142cd0b7e94d709ebcd7 (diff)
downloadop-kernel-dev-59da721a2288b8aec751a2716f7ab60f2ea0c925.zip
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[JFFS2] Teach JFFS2 about Sibley flash
Intels Sibley flash needs JFFS2 write buffer functionality Signed-off-by: Nicolas Pitre <nico@cam.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'fs/jffs2/os-linux.h')
-rw-r--r--fs/jffs2/os-linux.h13
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/jffs2/os-linux.h b/fs/jffs2/os-linux.h
index 0fc952e..c3c1619 100644
--- a/fs/jffs2/os-linux.h
+++ b/fs/jffs2/os-linux.h
@@ -7,7 +7,7 @@
*
* For licensing information, see the file 'LICENCE' in this directory.
*
- * $Id: os-linux.h,v 1.59 2005/07/17 11:13:46 dedekind Exp $
+ * $Id: os-linux.h,v 1.60 2005/08/06 04:51:30 nico Exp $
*
*/
@@ -85,16 +85,21 @@ static inline void jffs2_init_inode_info(struct jffs2_inode_info *f)
#define jffs2_wbuf_process NULL
#define jffs2_nor_ecc(c) (0)
#define jffs2_dataflash(c) (0)
+#define jffs2_nor_wbuf_flash(c) (0)
#define jffs2_nor_ecc_flash_setup(c) (0)
#define jffs2_nor_ecc_flash_cleanup(c) do {} while (0)
#define jffs2_dataflash_setup(c) (0)
#define jffs2_dataflash_cleanup(c) do {} while (0)
+#define jffs2_nor_wbuf_flash_setup(c) (0)
+#define jffs2_nor_wbuf_flash_cleanup(c) do {} while (0)
#else /* NAND and/or ECC'd NOR support present */
#define jffs2_is_writebuffered(c) (c->wbuf != NULL)
#define SECTOR_ADDR(x) ( ((unsigned long)(x) / (unsigned long)(c->sector_size)) * c->sector_size )
-#define jffs2_can_mark_obsolete(c) ((c->mtd->type == MTD_NORFLASH && !(c->mtd->flags & MTD_ECC)) || c->mtd->type == MTD_RAM)
+#define jffs2_can_mark_obsolete(c) \
+ ((c->mtd->type == MTD_NORFLASH && !(c->mtd->flags & (MTD_ECC|MTD_PROGRAM_REGIONS))) || \
+ c->mtd->type == MTD_RAM)
#define jffs2_cleanmarker_oob(c) (c->mtd->type == MTD_NANDFLASH)
#define jffs2_flash_write_oob(c, ofs, len, retlen, buf) ((c)->mtd->write_oob((c)->mtd, ofs, len, retlen, buf))
@@ -124,6 +129,10 @@ void jffs2_nor_ecc_flash_cleanup(struct jffs2_sb_info *c);
int jffs2_dataflash_setup(struct jffs2_sb_info *c);
void jffs2_dataflash_cleanup(struct jffs2_sb_info *c);
+#define jffs2_nor_wbuf_flash(c) (c->mtd->type == MTD_NORFLASH && (c->mtd->flags & MTD_PROGRAM_REGIONS))
+int jffs2_nor_wbuf_flash_setup(struct jffs2_sb_info *c);
+void jffs2_nor_wbuf_flash_cleanup(struct jffs2_sb_info *c);
+
#endif /* WRITEBUFFER */
/* erase.c */
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