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authorJoern Engel <joern@wh.fh-wedel.de>2006-05-30 14:25:24 +0200
committerJoern Engel <joern@wh.fh-wedel.de>2006-05-30 14:25:24 +0200
commit92cbfdcc3661d7670b01b92b89811cd3a2412297 (patch)
tree70e4c9a94a121594e58a57c4c454ac854bb10a3a /include/mtd/mtd-abi.h
parent[MTD] replace MTD_ROM with MTD_GENERIC_TYPE (diff)
downloadlinux-92cbfdcc3661d7670b01b92b89811cd3a2412297.tar.xz
linux-92cbfdcc3661d7670b01b92b89811cd3a2412297.zip
[MTD] replace MTD_RAM with MTD_GENERIC_TYPE
Ram devices get the extra capability of MTD_NO_ERASE - not requiring an explicit erase before writing to it. Currently only mtdblock uses this capability. Rest of the patch is a simple text replacement. Signed-off-by: Joern Engel <joern@wh.fh-wedel.de>
Diffstat (limited to 'include/mtd/mtd-abi.h')
-rw-r--r--include/mtd/mtd-abi.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/mtd/mtd-abi.h b/include/mtd/mtd-abi.h
index 1ce365bd31d2..7ccadb1eaf7d 100644
--- a/include/mtd/mtd-abi.h
+++ b/include/mtd/mtd-abi.h
@@ -24,7 +24,6 @@ struct mtd_oob_buf {
};
#define MTD_ABSENT 0
-#define MTD_RAM 1
#define MTD_NORFLASH 3
#define MTD_NANDFLASH 4
#define MTD_DATAFLASH 6
@@ -32,10 +31,11 @@ struct mtd_oob_buf {
#define MTD_WRITEABLE 0x400 /* Device is writeable */
#define MTD_BIT_WRITEABLE 0x800 /* Single bits can be flipped */
+#define MTD_NO_ERASE 0x1000 /* No erase necessary */
// Some common devices / combinations of capabilities
#define MTD_CAP_ROM 0
-#define MTD_CAP_RAM (MTD_WRITEABLE | MTD_BIT_WRITEABLE)
+#define MTD_CAP_RAM (MTD_WRITEABLE | MTD_BIT_WRITEABLE | MTD_NO_ERASE)
#define MTD_CAP_NORFLASH (MTD_WRITEABLE | MTD_BIT_WRITEABLE)
#define MTD_CAP_NANDFLASH (MTD_WRITEABLE)