linux-kernel - [PATCH v3 02/12] mtd: rawnand: move ONFI related functions to nand.h

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Date:   Mon, 3 Jun 2019 12:43:25 +0000
From:   "Shivamurthy Shastri (sshivamurthy)" <sshivamurthy@...ron.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>,
        Yixun Lan <yixun.lan@...ogic.com>,
        Lucas Stach <dev@...xeye.de>,
        Anders Roxell <anders.roxell@...aro.org>,
        Stefan Agner <stefan@...er.ch>,
        Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        "Bean Huo (beanhuo)" <beanhuo@...ron.com>,
        Paul Cercueil <paul@...pouillou.net>,
        Frieder Schrempf <frieder.schrempf@...tron.de>,
        Chuanhong Guo <gch981213@...il.com>,
        "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH v3 02/12] mtd: rawnand: move ONFI related functions to nand.h

ONFI reated functions are used by nand_jedec.c and in next patch
nand_onfi.c will be moving to nand/ directory, it is necessary to move
these functions to nand.h.

Signed-off-by: Shivamurthy Shastri <sshivamurthy@...ron.com>
---
 drivers/mtd/nand/raw/internals.h | 4 ----
 drivers/mtd/nand/raw/nand_onfi.c | 8 ++++----
 include/linux/mtd/nand.h         | 9 +++++++++
 3 files changed, 13 insertions(+), 8 deletions(-)

diff --git a/drivers/mtd/nand/raw/internals.h b/drivers/mtd/nand/raw/internals.h
index 4dc9ae108fa1..c7c684f533fc 100644
--- a/drivers/mtd/nand/raw/internals.h
+++ b/drivers/mtd/nand/raw/internals.h
@@ -139,10 +139,6 @@ void nand_legacy_set_defaults(struct nand_chip *chip);
 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_device *base);
-
 /* JEDEC functions */
 int nand_jedec_detect(struct nand_chip *chip);
 
diff --git a/drivers/mtd/nand/raw/nand_onfi.c b/drivers/mtd/nand/raw/nand_onfi.c
index e20b60b8dd93..939e2277830e 100644
--- a/drivers/mtd/nand/raw/nand_onfi.c
+++ b/drivers/mtd/nand/raw/nand_onfi.c
@@ -107,10 +107,10 @@ static int nand_flash_detect_ext_param_page(struct nand_chip *chip,
 /*
  * Recover data with bit-wise majority
  */
-static void nand_bit_wise_majority(const void **srcbufs,
-				   unsigned int nsrcbufs,
-				   void *dstbuf,
-				   unsigned int bufsize)
+void nand_bit_wise_majority(const void **srcbufs,
+			    unsigned int nsrcbufs,
+			    void *dstbuf,
+			    unsigned int bufsize)
 {
 	int i, j, k;
 
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index cebc38b6d6f5..3cdf06cae8b6 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -760,4 +760,13 @@ static inline bool nanddev_bbt_is_initialized(struct nand_device *nand)
 int nanddev_mtd_erase(struct mtd_info *mtd, struct erase_info *einfo);
 int nanddev_mtd_max_bad_blocks(struct mtd_info *mtd, loff_t offs, size_t len);
 
+/* 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);
+int nand_onfi_detect(struct nand_device *base);
+
 #endif /* __LINUX_MTD_NAND_H */
-- 
2.17.1