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author | Jörn Engel <joern@logfs.org> | 2010-04-27 09:40:52 +0200 |
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committer | Jens Axboe <jens.axboe@oracle.com> | 2010-04-27 09:50:58 +0200 |
commit | a33eb6b91034c95b9b08576f68be170f995b2c7d (patch) | |
tree | b7981861cdd4c9bb074de707a0bc78e1cf894cde /drivers/mtd/mtdcore.c | |
parent | e6d086d83cf7f102d48c006f58172a69ec0c15a4 (diff) | |
download | kernel_samsung_tuna-a33eb6b91034c95b9b08576f68be170f995b2c7d.zip kernel_samsung_tuna-a33eb6b91034c95b9b08576f68be170f995b2c7d.tar.gz kernel_samsung_tuna-a33eb6b91034c95b9b08576f68be170f995b2c7d.tar.bz2 |
Move mtd_bdi_*mappable to mtdcore.c
Removes one .h and one .c file that are never used outside of
mtdcore.c.
Signed-off-by: Joern Engel <joern@logfs.org>
Edited to remove on leftover debug define.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/mtd/mtdcore.c')
-rw-r--r-- | drivers/mtd/mtdcore.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 5b38b17..541d556 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -2,6 +2,9 @@ * Core registration and callback routines for MTD * drivers and users. * + * bdi bits are: + * Copyright © 2006 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) */ #include <linux/module.h> @@ -16,11 +19,39 @@ #include <linux/init.h> #include <linux/mtd/compatmac.h> #include <linux/proc_fs.h> +#include <linux/backing-dev.h> #include <linux/mtd/mtd.h> -#include "internal.h" #include "mtdcore.h" +/* + * backing device capabilities for non-mappable devices (such as NAND flash) + * - permits private mappings, copies are taken of the data + */ +struct backing_dev_info mtd_bdi_unmappable = { + .capabilities = BDI_CAP_MAP_COPY, +}; + +/* + * backing device capabilities for R/O mappable devices (such as ROM) + * - permits private mappings, copies are taken of the data + * - permits non-writable shared mappings + */ +struct backing_dev_info mtd_bdi_ro_mappable = { + .capabilities = (BDI_CAP_MAP_COPY | BDI_CAP_MAP_DIRECT | + BDI_CAP_EXEC_MAP | BDI_CAP_READ_MAP), +}; + +/* + * backing device capabilities for writable mappable devices (such as RAM) + * - permits private mappings, copies are taken of the data + * - permits non-writable shared mappings + */ +struct backing_dev_info mtd_bdi_rw_mappable = { + .capabilities = (BDI_CAP_MAP_COPY | BDI_CAP_MAP_DIRECT | + BDI_CAP_EXEC_MAP | BDI_CAP_READ_MAP | + BDI_CAP_WRITE_MAP), +}; static int mtd_cls_suspend(struct device *dev, pm_message_t state); static int mtd_cls_resume(struct device *dev); |