From 59da721a2288b8aec751a2716f7ab60f2ea0c925 Mon Sep 17 00:00:00 2001 From: Nicolas Pitre Date: Sat, 6 Aug 2005 05:51:33 +0100 Subject: [JFFS2] Teach JFFS2 about Sibley flash Intels Sibley flash needs JFFS2 write buffer functionality Signed-off-by: Nicolas Pitre Signed-off-by: Thomas Gleixner --- fs/jffs2/os-linux.h | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'fs/jffs2/os-linux.h') diff --git a/fs/jffs2/os-linux.h b/fs/jffs2/os-linux.h index 0fc952eaf8c8..c3c1619fb137 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 */ -- cgit v1.2.3