linux-kernel - [PATCH 1/8] mtd: nand: move ONFI related functions to onfi.h

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Date:   Mon, 22 Jul 2019 07:56:14 +0200
From:   shiva.linuxworks@...il.com
To:     Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Boris Brezillon <bbrezillon@...nel.org>,
        Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        Frieder Schrempf <frieder.schrempf@...tron.de>,
        Shivamurthy Shastri <sshivamurthy@...ron.com>,
        linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Jeff Kletsky <git-commits@...ycomm.com>,
        Chuanhong Guo <gch981213@...il.com>,
        liaoweixiong <liaoweixiong@...winnertech.com>
Subject: [PATCH 1/8] mtd: nand: move ONFI related functions to onfi.h

From: Shivamurthy Shastri <sshivamurthy@...ron.com>

These functions will be used by both raw NAND and SPI NAND, which
supports ONFI like standards.

Signed-off-by: Shivamurthy Shastri <sshivamurthy@...ron.com>
---
 drivers/mtd/nand/raw/internals.h | 1 -
 include/linux/mtd/onfi.h         | 9 +++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/raw/internals.h b/drivers/mtd/nand/raw/internals.h
index cba6fe7dd8c4..ed323087d884 100644
--- a/drivers/mtd/nand/raw/internals.h
+++ b/drivers/mtd/nand/raw/internals.h
@@ -140,7 +140,6 @@ void nand_legacy_adjust_cmdfunc(struct nand_chip *chip);
 int nand_legacy_check_hooks(struct nand_chip *chip);
 
 /* ONFI functions */
-u16 onfi_crc16(u16 crc, u8 const *p, size_t len);
 int nand_onfi_detect(struct nand_chip *chip);
 
 /* JEDEC functions */
diff --git a/include/linux/mtd/onfi.h b/include/linux/mtd/onfi.h
index 339ac798568e..2c8a05a02bb0 100644
--- a/include/linux/mtd/onfi.h
+++ b/include/linux/mtd/onfi.h
@@ -10,6 +10,7 @@
 #ifndef __LINUX_MTD_ONFI_H
 #define __LINUX_MTD_ONFI_H
 
+#include <linux/mtd/nand.h>
 #include <linux/types.h>
 
 /* ONFI version bits */
@@ -175,4 +176,12 @@ struct onfi_params {
 	u8 vendor[88];
 };
 
+/* ONFI functions */
+u16 onfi_crc16(u16 crc, u8 const *p, size_t len);
+void nand_bit_wise_majority(const void **srcbufs,
+			    unsigned int nsrcbufs,
+			    void *dstbuf,
+			    unsigned int bufsize);
+void sanitize_string(u8 *s, size_t len);
+
 #endif /* __LINUX_MTD_ONFI_H */
-- 
2.17.1