Fix OneNAND read_oob/write_oob functions compatability
Also sync with kernel OneNAND codes
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index 8a0fd0d..420eb14 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -75,6 +75,7 @@
unsigned int page_shift;
unsigned int ppb_shift; /* Pages per block shift */
unsigned int page_mask;
+ unsigned int writesize;
unsigned int bufferram_index;
struct onenand_bufferram bufferram[MAX_BUFFERRAM];
@@ -93,25 +94,39 @@
int (*block_markbad)(struct mtd_info *mtd, loff_t ofs);
int (*scan_bbt)(struct mtd_info *mtd);
- spinlock_t chip_lock;
- wait_queue_head_t wq;
int state;
+ unsigned char *page_buf;
+ unsigned char *oob_buf;
struct nand_oobinfo *autooob;
+ struct nand_ecclayout *ecclayout;
void *bbm;
void *priv;
};
+/*
+ * Helper macros
+ */
#define ONENAND_CURRENT_BUFFERRAM(this) (this->bufferram_index)
#define ONENAND_NEXT_BUFFERRAM(this) (this->bufferram_index ^ 1)
#define ONENAND_SET_NEXT_BUFFERRAM(this) (this->bufferram_index ^= 1)
+#define ONENAND_SET_PREV_BUFFERRAM(this) (this->bufferram_index ^= 1)
+#define ONENAND_SET_BUFFERRAM0(this) (this->bufferram_index = 0)
+#define ONENAND_SET_BUFFERRAM1(this) (this->bufferram_index = 1)
+
+#define ONENAND_IS_DDP(this) \
+ (this->device_id & ONENAND_DEVICE_IS_DDP)
+
+#define ONENAND_IS_2PLANE(this) (0)
/*
* Options bits
*/
#define ONENAND_CONT_LOCK (0x0001)
+#define ONENAND_PAGEBUF_ALLOC (0x1000)
+#define ONENAND_OOBBUF_ALLOC (0x2000)
/*
* OneNAND Flash Manufacturer ID Codes
@@ -129,4 +144,7 @@
char *name;
};
+int onenand_bbt_read_oob(struct mtd_info *mtd, loff_t from,
+ struct mtd_oob_ops *ops);
+
#endif /* __LINUX_MTD_ONENAND_H */