kernel: remove yaffs2 support, it is no longer needed

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

1 files changed, 0 insertions, 122 deletions

diff --git a/target/linux/generic/files/fs/yaffs2/yaffs_nand.c b/target/linux/generic/files/fs/yaffs2/yaffs_nand.c
deleted file mode 100644
index 0d8499b..0000000
--- a/target/linux/generic/files/fs/yaffs2/yaffs_nand.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
- *
- * Copyright (C) 2002-2011 Aleph One Ltd.
- *   for Toby Churchill Ltd and Brightstar Engineering
- *
- * Created by Charles Manning <charles@aleph1.co.uk>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include "yaffs_nand.h"
-#include "yaffs_tagscompat.h"
-
-#include "yaffs_getblockinfo.h"
-#include "yaffs_summary.h"
-
-static int apply_chunk_offset(struct yaffs_dev *dev, int chunk)
-{
-	return chunk - dev->chunk_offset;
-}
-
-int yaffs_rd_chunk_tags_nand(struct yaffs_dev *dev, int nand_chunk,
-			     u8 *buffer, struct yaffs_ext_tags *tags)
-{
-	int result;
-	struct yaffs_ext_tags local_tags;
-	int flash_chunk = apply_chunk_offset(dev, nand_chunk);
-
-	dev->n_page_reads++;
-
-	/* If there are no tags provided use local tags. */
-	if (!tags)
-		tags = &local_tags;
-
-	result = dev->tagger.read_chunk_tags_fn(dev, flash_chunk, buffer, tags);
-	if (tags && tags->ecc_result > YAFFS_ECC_RESULT_NO_ERROR) {
-
-		struct yaffs_block_info *bi;
-		bi = yaffs_get_block_info(dev,
-					  nand_chunk /
-					  dev->param.chunks_per_block);
-		yaffs_handle_chunk_error(dev, bi);
-	}
-	return result;
-}
-
-int yaffs_wr_chunk_tags_nand(struct yaffs_dev *dev,
-				int nand_chunk,
-				const u8 *buffer, struct yaffs_ext_tags *tags)
-{
-	int result;
-	int flash_chunk = apply_chunk_offset(dev, nand_chunk);
-
-	dev->n_page_writes++;
-
-	if (!tags) {
-		yaffs_trace(YAFFS_TRACE_ERROR, "Writing with no tags");
-		BUG();
-		return YAFFS_FAIL;
-	}
-
-	tags->seq_number = dev->seq_number;
-	tags->chunk_used = 1;
-	yaffs_trace(YAFFS_TRACE_WRITE,
-		"Writing chunk %d tags %d %d",
-		nand_chunk, tags->obj_id, tags->chunk_id);
-
-	result = dev->tagger.write_chunk_tags_fn(dev, flash_chunk,
-							buffer, tags);
-
-	yaffs_summary_add(dev, tags, nand_chunk);
-
-	return result;
-}
-
-int yaffs_mark_bad(struct yaffs_dev *dev, int block_no)
-{
-	block_no -= dev->block_offset;
-	dev->n_bad_markings++;
-
-	if (dev->param.disable_bad_block_marking)
-		return YAFFS_OK;
-
-	return dev->tagger.mark_bad_fn(dev, block_no);
-}
-
-
-int yaffs_query_init_block_state(struct yaffs_dev *dev,
-				 int block_no,
-				 enum yaffs_block_state *state,
-				 u32 *seq_number)
-{
-	block_no -= dev->block_offset;
-	return dev->tagger.query_block_fn(dev, block_no, state, seq_number);
-}
-
-int yaffs_erase_block(struct yaffs_dev *dev, int block_no)
-{
-	int result;
-
-	block_no -= dev->block_offset;
-	dev->n_erasures++;
-	result = dev->drv.drv_erase_fn(dev, block_no);
-	return result;
-}
-
-int yaffs_init_nand(struct yaffs_dev *dev)
-{
-	if (dev->drv.drv_initialise_fn)
-		return dev->drv.drv_initialise_fn(dev);
-	return YAFFS_OK;
-}
-
-int yaffs_deinit_nand(struct yaffs_dev *dev)
-{
-	if (dev->drv.drv_deinitialise_fn)
-		return dev->drv.drv_deinitialise_fn(dev);
-	return YAFFS_OK;
-}