From f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 01:04:47 +0000
Subject: [PATCH] add driver 5G
---
kernel/include/linux/mtd/bbm.h | 32 +++-----------------------------
1 files changed, 3 insertions(+), 29 deletions(-)
diff --git a/kernel/include/linux/mtd/bbm.h b/kernel/include/linux/mtd/bbm.h
index 3102bd7..d890805 100644
--- a/kernel/include/linux/mtd/bbm.h
+++ b/kernel/include/linux/mtd/bbm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* NAND family Bad Block Management (BBM) header file
* - Bad Block Table (BBT) implementation
@@ -7,21 +8,6 @@
*
* Copyright © 2000-2005
* Thomas Gleixner <tglx@linuxtronix.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
*/
#ifndef __LINUX_MTD_BBM_H
#define __LINUX_MTD_BBM_H
@@ -93,10 +79,7 @@
#define NAND_BBT_WRITE 0x00002000
/* Read and write back block contents when writing bbt */
#define NAND_BBT_SAVECONTENT 0x00004000
-/* Search good / bad pattern on the first and the second page */
-#define NAND_BBT_SCAN2NDPAGE 0x00008000
-/* Search good / bad pattern on the last page of the eraseblock */
-#define NAND_BBT_SCANLASTPAGE 0x00010000
+
/*
* Use a flash based bad block table. By default, OOB identifier is saved in
* OOB area. This option is passed to the default bad block table function.
@@ -115,20 +98,13 @@
/*
* Flag set by nand_create_default_bbt_descr(), marking that the nand_bbt_descr
- * was allocated dynamicaly and must be freed in nand_release(). Has no meaning
+ * was allocated dynamicaly and must be freed in nand_cleanup(). Has no meaning
* in nand_chip.bbt_options.
*/
#define NAND_BBT_DYNAMICSTRUCT 0x80000000
/* The maximum number of blocks to scan for a bbt */
#define NAND_BBT_SCAN_MAXBLOCKS 4
-
-/*
- * Constants for oob configuration
- */
-#define NAND_SMALL_BADBLOCK_POS 5
-#define NAND_LARGE_BADBLOCK_POS 0
-#define ONENAND_BADBLOCK_POS 0
/*
* Bad block scanning errors
@@ -140,7 +116,6 @@
/**
* struct bbm_info - [GENERIC] Bad Block Table data structure
* @bbt_erase_shift: [INTERN] number of address bits in a bbt entry
- * @badblockpos: [INTERN] position of the bad block marker in the oob area
* @options: options for this descriptor
* @bbt: [INTERN] bad block table pointer
* @isbad_bbt: function to determine if a block is bad
@@ -150,7 +125,6 @@
*/
struct bbm_info {
int bbt_erase_shift;
- int badblockpos;
int options;
uint8_t *bbt;
--
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