kernel: remove support for kernel 4.9

[openwrt/staging/chunkeey.git] / target / linux / generic / backport-4.9 / 063-v4.11-0002-mtd-introduce-function-max_bad_blocks.patch

diff --git a/target/linux/generic/backport-4.9/063-v4.11-0002-mtd-introduce-function-max_bad_blocks.patch b/target/linux/generic/backport-4.9/063-v4.11-0002-mtd-introduce-function-max_bad_blocks.patch
deleted file mode 100644 (file)
index b2549ca..0000000
--- a/target/linux/generic/backport-4.9/063-v4.11-0002-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 u32 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,