Commit 806adfbe authored by Boris Brezillon's avatar Boris Brezillon Committed by Miquel Raynal
Browse files

mtd: rawnand: au1550nd: Patch the read/write buf helper prototypes 



To match the types passed by au1550nd_exec_instr() function.

Signed-off-by: default avatarBoris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200419193037.1544035-5-boris.brezillon@collabora.com
parent b1593f8a

drivers/mtd/nand/raw/au1550nd.c

+17 −13
Original line number Diff line number Diff line
@@ -36,13 +36,15 @@ static struct au1550nd_ctx *chip_to_au_ctx(struct nand_chip *this) 
 *

 * write function for 8bit buswidth

 */

static void au_write_buf(struct nand_chip *this, const u_char *buf, int len)

static void au_write_buf(struct nand_chip *this, const void *buf,

			 unsigned int len)

{

	struct au1550nd_ctx *ctx = chip_to_au_ctx(this);

	const u8 *p = buf;

	int i;



	for (i = 0; i < len; i++) {

		writeb(buf[i], ctx->base + MEM_STNAND_DATA);

		writeb(p[i], ctx->base + MEM_STNAND_DATA);

		wmb(); /* drain writebuffer */

	}

}
@@ -55,13 +57,15 @@ static void au_write_buf(struct nand_chip *this, const u_char *buf, int len) 
 *

 * read function for 8bit buswidth

 */

static void au_read_buf(struct nand_chip *this, u_char *buf, int len)

static void au_read_buf(struct nand_chip *this, void *buf,

			unsigned int len)

{

	struct au1550nd_ctx *ctx = chip_to_au_ctx(this);

	u8 *p = buf;

	int i;



	for (i = 0; i < len; i++) {

		buf[i] = readb(ctx->base + MEM_STNAND_DATA);

		p[i] = readb(ctx->base + MEM_STNAND_DATA);

		wmb(); /* drain writebuffer */

	}

}
@@ -74,18 +78,18 @@ static void au_read_buf(struct nand_chip *this, u_char *buf, int len) 
 *

 * write function for 16bit buswidth

 */

static void au_write_buf16(struct nand_chip *this, const u_char *buf, int len)

static void au_write_buf16(struct nand_chip *this, const void *buf,

			   unsigned int len)

{

	struct au1550nd_ctx *ctx = chip_to_au_ctx(this);

	int i;

	u16 *p = (u16 *) buf;

	len >>= 1;

	const u16 *p = buf;

	unsigned int i;



	len >>= 1;

	for (i = 0; i < len; i++) {

		writew(p[i], ctx->base + MEM_STNAND_DATA);

		wmb(); /* drain writebuffer */

	}



}



/**
@@ -96,13 +100,13 @@ static void au_write_buf16(struct nand_chip *this, const u_char *buf, int len) 
 *

 * read function for 16bit buswidth

 */

static void au_read_buf16(struct nand_chip *this, u_char *buf, int len)

static void au_read_buf16(struct nand_chip *this, void *buf, unsigned int len)

{

	struct au1550nd_ctx *ctx = chip_to_au_ctx(this);

	int i;

	u16 *p = (u16 *) buf;

	len >>= 1;

	unsigned int i;

	u16 *p = buf;



	len >>= 1;

	for (i = 0; i < len; i++) {

		p[i] = readw(ctx->base + MEM_STNAND_DATA);

		wmb(); /* drain writebuffer */

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