diff options
Diffstat (limited to 'target/linux/generic/patches-4.9/064-v4.11-0001-mtd-introduce-function-max_bad_blocks.patch')
| -rw-r--r-- | target/linux/generic/patches-4.9/064-v4.11-0001-mtd-introduce-function-max_bad_blocks.patch | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/target/linux/generic/patches-4.9/064-v4.11-0001-mtd-introduce-function-max_bad_blocks.patch b/target/linux/generic/patches-4.9/064-v4.11-0001-mtd-introduce-function-max_bad_blocks.patch deleted file mode 100644 index d2e582e..0000000 --- a/target/linux/generic/patches-4.9/064-v4.11-0001-mtd-introduce-function-max_bad_blocks.patch +++ /dev/null @@ -1,73 +0,0 @@ -From 6080ef6e7c0a0592cbcca11200d879faf65e27d4 Mon Sep 17 00:00:00 2001 -From: Jeff Westfahl <jeff.westfahl@ni.com> -Date: Tue, 10 Jan 2017 13:30:17 -0600 -Subject: [PATCH] mtd: introduce function max_bad_blocks - -If implemented, 'max_bad_blocks' returns the maximum number of bad -blocks to reserve for a MTD. An implementation for NAND is coming soon. - -Signed-off-by: Jeff Westfahl <jeff.westfahl@ni.com> -Signed-off-by: Zach Brown <zach.brown@ni.com> -Acked-by: Boris Brezillon <boris.brezillon@free-electron.com> -Acked-by: Brian Norris <computersforpeace@gmail.com> -Signed-off-by: Brian Norris <computersforpeace@gmail.com> ---- - drivers/mtd/mtdpart.c | 10 ++++++++++ - include/linux/mtd/mtd.h | 13 +++++++++++++ - 2 files changed, 23 insertions(+) - ---- a/drivers/mtd/mtdpart.c -+++ b/drivers/mtd/mtdpart.c -@@ -349,6 +349,14 @@ static const struct mtd_ooblayout_ops pa - .free = part_ooblayout_free, - }; - -+static int part_max_bad_blocks(struct mtd_info *mtd, loff_t ofs, size_t len) -+{ -+ struct mtd_part *part = mtd_to_part(mtd); -+ -+ return part->master->_max_bad_blocks(part->master, -+ ofs + part->offset, len); -+} -+ - static inline void free_partition(struct mtd_part *p) - { - kfree(p->mtd.name); -@@ -475,6 +483,8 @@ static struct mtd_part *allocate_partiti - slave->mtd._block_isbad = part_block_isbad; - if (master->_block_markbad) - slave->mtd._block_markbad = part_block_markbad; -+ if (master->_max_bad_blocks) -+ slave->mtd._max_bad_blocks = part_max_bad_blocks; - - if (master->_get_device) - slave->mtd._get_device = part_get_device; ---- a/include/linux/mtd/mtd.h -+++ b/include/linux/mtd/mtd.h -@@ -322,6 +322,7 @@ struct mtd_info { - int (*_block_isreserved) (struct mtd_info *mtd, loff_t ofs); - int (*_block_isbad) (struct mtd_info *mtd, loff_t ofs); - int (*_block_markbad) (struct mtd_info *mtd, loff_t ofs); -+ int (*_max_bad_blocks) (struct mtd_info *mtd, loff_t ofs, size_t len); - int (*_suspend) (struct mtd_info *mtd); - void (*_resume) (struct mtd_info *mtd); - void (*_reboot) (struct mtd_info *mtd); -@@ -397,6 +398,18 @@ static inline int mtd_oobavail(struct mt - return ops->mode == MTD_OPS_AUTO_OOB ? mtd->oobavail : mtd->oobsize; - } - -+static inline int mtd_max_bad_blocks(struct mtd_info *mtd, -+ loff_t ofs, size_t len) -+{ -+ if (!mtd->_max_bad_blocks) -+ return -ENOTSUPP; -+ -+ if (mtd->size < (len + ofs) || ofs < 0) -+ return -EINVAL; -+ -+ return mtd->_max_bad_blocks(mtd, ofs, len); -+} -+ - int mtd_wunit_to_pairing_info(struct mtd_info *mtd, int wunit, - struct mtd_pairing_info *info); - int mtd_pairing_info_to_wunit(struct mtd_info *mtd, |