kernel: remove obsolete non-upstream block2mtd patches

Since block2mtd is not used for firmware images anymore, these patches
are no longer needed

Signed-off-by: Felix Fietkau <nbd@nbd.name>

4 files changed, 0 insertions, 326 deletions

diff --git a/target/linux/generic/pending-4.19/440-block2mtd_init.patch b/target/linux/generic/pending-4.19/440-block2mtd_init.patch
deleted file mode 100644
index b8ec11f3dd..0000000000
--- a/target/linux/generic/pending-4.19/440-block2mtd_init.patch
+++ /dev/null
@@ -1,116 +0,0 @@
-From: Felix Fietkau <nbd@nbd.name>
-Subject: block2mtd
-
-Signed-off-by: Felix Fietkau <nbd@nbd.name>
----
- drivers/mtd/devices/block2mtd.c | 30 ++++++++++++++++++++----------
- 1 file changed, 20 insertions(+), 10 deletions(-)
-
---- a/drivers/mtd/devices/block2mtd.c
-+++ b/drivers/mtd/devices/block2mtd.c
-@@ -26,6 +26,7 @@
- #include <linux/list.h>
- #include <linux/init.h>
- #include <linux/mtd/mtd.h>
-+#include <linux/mtd/partitions.h>
- #include <linux/mutex.h>
- #include <linux/mount.h>
- #include <linux/slab.h>
-@@ -214,7 +215,7 @@ static void block2mtd_free_device(struct
- 
- 
- static struct block2mtd_dev *add_device(char *devname, int erase_size,
--		int timeout)
-+		const char *mtdname, int timeout)
- {
- #ifndef MODULE
- 	int i;
-@@ -222,6 +223,7 @@ static struct block2mtd_dev *add_device(
- 	const fmode_t mode = FMODE_READ | FMODE_WRITE | FMODE_EXCL;
- 	struct block_device *bdev;
- 	struct block2mtd_dev *dev;
-+	struct mtd_partition *part;
- 	char *name;
- 
- 	if (!devname)
-@@ -278,13 +280,16 @@ static struct block2mtd_dev *add_device(
- 
- 	/* Setup the MTD structure */
- 	/* make the name contain the block device in */
--	name = kasprintf(GFP_KERNEL, "block2mtd: %s", devname);
-+	if (!mtdname)
-+		mtdname = devname;
-+	name = kmalloc(strlen(mtdname) + 1, GFP_KERNEL);
- 	if (!name)
- 		goto err_destroy_mutex;
- 
-+	strcpy(name, mtdname);
- 	dev->mtd.name = name;
- 
--	dev->mtd.size = dev->blkdev->bd_inode->i_size & PAGE_MASK;
-+	dev->mtd.size = dev->blkdev->bd_inode->i_size & PAGE_MASK & ~(erase_size - 1);
- 	dev->mtd.erasesize = erase_size;
- 	dev->mtd.writesize = 1;
- 	dev->mtd.writebufsize = PAGE_SIZE;
-@@ -297,7 +302,11 @@ static struct block2mtd_dev *add_device(
- 	dev->mtd.priv = dev;
- 	dev->mtd.owner = THIS_MODULE;
- 
--	if (mtd_device_register(&dev->mtd, NULL, 0)) {
-+	part = kzalloc(sizeof(struct mtd_partition), GFP_KERNEL);
-+	part->name = name;
-+	part->offset = 0;
-+	part->size = dev->mtd.size;
-+	if (mtd_device_register(&dev->mtd, part, 1)) {
- 		/* Device didn't get added, so free the entry */
- 		goto err_destroy_mutex;
- 	}
-@@ -305,8 +314,7 @@ static struct block2mtd_dev *add_device(
- 	list_add(&dev->list, &blkmtd_device_list);
- 	pr_info("mtd%d: [%s] erase_size = %dKiB [%d]\n",
- 		dev->mtd.index,
--		dev->mtd.name + strlen("block2mtd: "),
--		dev->mtd.erasesize >> 10, dev->mtd.erasesize);
-+		mtdname, dev->mtd.erasesize >> 10, dev->mtd.erasesize);
- 	return dev;
- 
- err_destroy_mutex:
-@@ -379,7 +387,7 @@ static int block2mtd_setup2(const char *
- 	/* 80 for device, 12 for erase size, 80 for name, 8 for timeout */
- 	char buf[80 + 12 + 80 + 8];
- 	char *str = buf;
--	char *token[2];
-+	char *token[3];
- 	char *name;
- 	size_t erase_size = PAGE_SIZE;
- 	unsigned long timeout = MTD_DEFAULT_TIMEOUT;
-@@ -393,7 +401,7 @@ static int block2mtd_setup2(const char *
- 	strcpy(str, val);
- 	kill_final_newline(str);
- 
--	for (i = 0; i < 2; i++)
-+	for (i = 0; i < 3; i++)
- 		token[i] = strsep(&str, ",");
- 
- 	if (str) {
-@@ -419,8 +427,10 @@ static int block2mtd_setup2(const char *
- 			return 0;
- 		}
- 	}
-+	if (token[2] && (strlen(token[2]) + 1 > 80))
-+		pr_err("mtd device name too long\n");
- 
--	add_device(name, erase_size, timeout);
-+	add_device(name, erase_size, token[2], timeout);
- 
- 	return 0;
- }
-@@ -454,7 +464,7 @@ static int block2mtd_setup(const char *v
- 
- 
- module_param_call(block2mtd, block2mtd_setup, NULL, NULL, 0200);
--MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>]\"");
-+MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>[,<name>]]\"");
- 
- static int __init block2mtd_init(void)
- {
diff --git a/target/linux/generic/pending-4.19/441-block2mtd_probe.patch b/target/linux/generic/pending-4.19/441-block2mtd_probe.patch
deleted file mode 100644
index 7e974e01ed..0000000000
--- a/target/linux/generic/pending-4.19/441-block2mtd_probe.patch
+++ /dev/null
@@ -1,47 +0,0 @@
-From: Felix Fietkau <nbd@nbd.name>
-Subject: block2mtd
-
-Signed-off-by: Felix Fietkau <nbd@nbd.name>
----
- drivers/mtd/devices/block2mtd.c | 9 ++++++---
- 1 file changed, 6 insertions(+), 3 deletions(-)
-
---- a/drivers/mtd/devices/block2mtd.c
-+++ b/drivers/mtd/devices/block2mtd.c
-@@ -387,7 +387,7 @@ static int block2mtd_setup2(const char *
- 	/* 80 for device, 12 for erase size, 80 for name, 8 for timeout */
- 	char buf[80 + 12 + 80 + 8];
- 	char *str = buf;
--	char *token[3];
-+	char *token[4];
- 	char *name;
- 	size_t erase_size = PAGE_SIZE;
- 	unsigned long timeout = MTD_DEFAULT_TIMEOUT;
-@@ -401,7 +401,7 @@ static int block2mtd_setup2(const char *
- 	strcpy(str, val);
- 	kill_final_newline(str);
- 
--	for (i = 0; i < 3; i++)
-+	for (i = 0; i < 4; i++)
- 		token[i] = strsep(&str, ",");
- 
- 	if (str) {
-@@ -430,6 +430,9 @@ static int block2mtd_setup2(const char *
- 	if (token[2] && (strlen(token[2]) + 1 > 80))
- 		pr_err("mtd device name too long\n");
- 
-+	if (token[3] && kstrtoul(token[3], 0, &timeout))
-+		pr_err("invalid timeout\n");
-+
- 	add_device(name, erase_size, token[2], timeout);
- 
- 	return 0;
-@@ -464,7 +467,7 @@ static int block2mtd_setup(const char *v
- 
- 
- module_param_call(block2mtd, block2mtd_setup, NULL, NULL, 0200);
--MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>[,<name>]]\"");
-+MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>[,<name>[,<timeout>]]]\"");
- 
- static int __init block2mtd_init(void)
- {
diff --git a/target/linux/generic/pending-5.4/440-block2mtd_init.patch b/target/linux/generic/pending-5.4/440-block2mtd_init.patch
deleted file mode 100644
index d88c226233..0000000000
--- a/target/linux/generic/pending-5.4/440-block2mtd_init.patch
+++ /dev/null
@@ -1,116 +0,0 @@
-From: Felix Fietkau <nbd@nbd.name>
-Subject: block2mtd
-
-Signed-off-by: Felix Fietkau <nbd@nbd.name>
----
- drivers/mtd/devices/block2mtd.c | 30 ++++++++++++++++++++----------
- 1 file changed, 20 insertions(+), 10 deletions(-)
-
---- a/drivers/mtd/devices/block2mtd.c
-+++ b/drivers/mtd/devices/block2mtd.c
-@@ -26,6 +26,7 @@
- #include <linux/list.h>
- #include <linux/init.h>
- #include <linux/mtd/mtd.h>
-+#include <linux/mtd/partitions.h>
- #include <linux/mutex.h>
- #include <linux/mount.h>
- #include <linux/slab.h>
-@@ -214,7 +215,7 @@ static void block2mtd_free_device(struct
- 
- 
- static struct block2mtd_dev *add_device(char *devname, int erase_size,
--		int timeout)
-+		const char *mtdname, int timeout)
- {
- #ifndef MODULE
- 	int i;
-@@ -222,6 +223,7 @@ static struct block2mtd_dev *add_device(
- 	const fmode_t mode = FMODE_READ | FMODE_WRITE | FMODE_EXCL;
- 	struct block_device *bdev;
- 	struct block2mtd_dev *dev;
-+	struct mtd_partition *part;
- 	char *name;
- 
- 	if (!devname)
-@@ -278,13 +280,16 @@ static struct block2mtd_dev *add_device(
- 
- 	/* Setup the MTD structure */
- 	/* make the name contain the block device in */
--	name = kasprintf(GFP_KERNEL, "block2mtd: %s", devname);
-+	if (!mtdname)
-+		mtdname = devname;
-+	name = kmalloc(strlen(mtdname) + 1, GFP_KERNEL);
- 	if (!name)
- 		goto err_destroy_mutex;
- 
-+	strcpy(name, mtdname);
- 	dev->mtd.name = name;
- 
--	dev->mtd.size = dev->blkdev->bd_inode->i_size & PAGE_MASK;
-+	dev->mtd.size = dev->blkdev->bd_inode->i_size & PAGE_MASK & ~(erase_size - 1);
- 	dev->mtd.erasesize = erase_size;
- 	dev->mtd.writesize = 1;
- 	dev->mtd.writebufsize = PAGE_SIZE;
-@@ -297,7 +302,11 @@ static struct block2mtd_dev *add_device(
- 	dev->mtd.priv = dev;
- 	dev->mtd.owner = THIS_MODULE;
- 
--	if (mtd_device_register(&dev->mtd, NULL, 0)) {
-+	part = kzalloc(sizeof(struct mtd_partition), GFP_KERNEL);
-+	part->name = name;
-+	part->offset = 0;
-+	part->size = dev->mtd.size;
-+	if (mtd_device_register(&dev->mtd, part, 1)) {
- 		/* Device didn't get added, so free the entry */
- 		goto err_destroy_mutex;
- 	}
-@@ -305,8 +314,7 @@ static struct block2mtd_dev *add_device(
- 	list_add(&dev->list, &blkmtd_device_list);
- 	pr_info("mtd%d: [%s] erase_size = %dKiB [%d]\n",
- 		dev->mtd.index,
--		dev->mtd.name + strlen("block2mtd: "),
--		dev->mtd.erasesize >> 10, dev->mtd.erasesize);
-+		mtdname, dev->mtd.erasesize >> 10, dev->mtd.erasesize);
- 	return dev;
- 
- err_destroy_mutex:
-@@ -381,7 +389,7 @@ static int block2mtd_setup2(const char *
- 	/* 80 for device, 12 for erase size, 80 for name, 8 for timeout */
- 	char buf[80 + 12 + 80 + 8];
- 	char *str = buf;
--	char *token[2];
-+	char *token[3];
- 	char *name;
- 	size_t erase_size = PAGE_SIZE;
- 	unsigned long timeout = MTD_DEFAULT_TIMEOUT;
-@@ -395,7 +403,7 @@ static int block2mtd_setup2(const char *
- 	strcpy(str, val);
- 	kill_final_newline(str);
- 
--	for (i = 0; i < 2; i++)
-+	for (i = 0; i < 3; i++)
- 		token[i] = strsep(&str, ",");
- 
- 	if (str) {
-@@ -421,8 +429,10 @@ static int block2mtd_setup2(const char *
- 			return 0;
- 		}
- 	}
-+	if (token[2] && (strlen(token[2]) + 1 > 80))
-+		pr_err("mtd device name too long\n");
- 
--	add_device(name, erase_size, timeout);
-+	add_device(name, erase_size, token[2], timeout);
- 
- 	return 0;
- }
-@@ -456,7 +466,7 @@ static int block2mtd_setup(const char *v
- 
- 
- module_param_call(block2mtd, block2mtd_setup, NULL, NULL, 0200);
--MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>]\"");
-+MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>[,<name>]]\"");
- 
- static int __init block2mtd_init(void)
- {
diff --git a/target/linux/generic/pending-5.4/441-block2mtd_probe.patch b/target/linux/generic/pending-5.4/441-block2mtd_probe.patch
deleted file mode 100644
index cba17a57f3..0000000000
--- a/target/linux/generic/pending-5.4/441-block2mtd_probe.patch
+++ /dev/null
@@ -1,47 +0,0 @@
-From: Felix Fietkau <nbd@nbd.name>
-Subject: block2mtd
-
-Signed-off-by: Felix Fietkau <nbd@nbd.name>
----
- drivers/mtd/devices/block2mtd.c | 9 ++++++---
- 1 file changed, 6 insertions(+), 3 deletions(-)
-
---- a/drivers/mtd/devices/block2mtd.c
-+++ b/drivers/mtd/devices/block2mtd.c
-@@ -389,7 +389,7 @@ static int block2mtd_setup2(const char *
- 	/* 80 for device, 12 for erase size, 80 for name, 8 for timeout */
- 	char buf[80 + 12 + 80 + 8];
- 	char *str = buf;
--	char *token[3];
-+	char *token[4];
- 	char *name;
- 	size_t erase_size = PAGE_SIZE;
- 	unsigned long timeout = MTD_DEFAULT_TIMEOUT;
-@@ -403,7 +403,7 @@ static int block2mtd_setup2(const char *
- 	strcpy(str, val);
- 	kill_final_newline(str);
- 
--	for (i = 0; i < 3; i++)
-+	for (i = 0; i < 4; i++)
- 		token[i] = strsep(&str, ",");
- 
- 	if (str) {
-@@ -432,6 +432,9 @@ static int block2mtd_setup2(const char *
- 	if (token[2] && (strlen(token[2]) + 1 > 80))
- 		pr_err("mtd device name too long\n");
- 
-+	if (token[3] && kstrtoul(token[3], 0, &timeout))
-+		pr_err("invalid timeout\n");
-+
- 	add_device(name, erase_size, token[2], timeout);
- 
- 	return 0;
-@@ -466,7 +469,7 @@ static int block2mtd_setup(const char *v
- 
- 
- module_param_call(block2mtd, block2mtd_setup, NULL, NULL, 0200);
--MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>[,<name>]]\"");
-+MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>[,<name>[,<timeout>]]]\"");
- 
- static int __init block2mtd_init(void)
- {