mirror of https://github.com/OpenIPC/firmware.git
52 lines
1.7 KiB
Diff
52 lines
1.7 KiB
Diff
--- linux-4.9.37/fs/yaffs2/yaffs_linux.h 1970-01-01 03:00:00.000000000 +0300
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+++ linux-4.9.y/fs/yaffs2/yaffs_linux.h 2021-06-07 13:01:34.000000000 +0300
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@@ -0,0 +1,48 @@
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+/*
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+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
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+ *
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+ * Copyright (C) 2002-2011 Aleph One Ltd.
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+ * for Toby Churchill Ltd and Brightstar Engineering
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+ *
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+ * Created by Charles Manning <charles@aleph1.co.uk>
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU Lesser General Public License version 2.1 as
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+ * published by the Free Software Foundation.
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+ *
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+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
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+ */
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+
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+#ifndef __YAFFS_LINUX_H__
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+#define __YAFFS_LINUX_H__
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+
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+#include "yportenv.h"
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+
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+struct yaffs_linux_context {
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+ struct list_head context_list; /* List of these we have mounted */
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+ struct yaffs_dev *dev;
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+ struct super_block *super;
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+ struct task_struct *bg_thread; /* Background thread for this device */
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+ int bg_running;
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+ struct mutex gross_lock; /* Gross locking mutex*/
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+ u8 *spare_buffer; /* For mtdif2 use. Don't know the buffer size
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+ * at compile time so we have to allocate it.
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+ */
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+ struct list_head search_contexts;
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+ struct task_struct *readdir_process;
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+ unsigned mount_id;
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+ int dirty;
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+};
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+
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+#define yaffs_dev_to_lc(dev) ((struct yaffs_linux_context *)((dev)->os_context))
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+#define yaffs_dev_to_mtd(dev) ((struct mtd_info *)((dev)->driver_context))
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+
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+#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
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+#define WRITE_SIZE_STR "writesize"
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+#define WRITE_SIZE(mtd) ((mtd)->writesize)
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+#else
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+#define WRITE_SIZE_STR "oobblock"
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+#define WRITE_SIZE(mtd) ((mtd)->oobblock)
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+#endif
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+
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+#endif
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