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From:   Michael Walle <michael@walle.cc>
To:     linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org
Cc:     Tudor Ambarus <tudor.ambarus@microchip.com>,
        Pratyush Yadav <p.yadav@ti.com>,
        Miquel Raynal <miquel.raynal@bootlin.com>,
        Richard Weinberger <richard@nod.at>,
        Vignesh Raghavendra <vigneshr@ti.com>,
        yaliang.wang@windriver.com, Michael Walle <michael@walle.cc>
Subject: [PATCH v3 19/32] mtd: spi-nor: export more function to be used in vendor modules
Date:   Mon, 21 Feb 2022 09:52:23 +0100
Message-Id: <20220221085236.1452024-20-michael@walle.cc>
In-Reply-To: <20220221085236.1452024-1-michael@walle.cc>
References: <20220221085236.1452024-1-michael@walle.cc>
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We will move vendor specific code into the vendor modules and thus we
will have to export these functions so they can be called.

Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
---
 drivers/mtd/spi-nor/core.c | 10 +++++-----
 drivers/mtd/spi-nor/core.h |  6 ++++++
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index 390a9ab413b7..8481272533a3 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -157,8 +157,8 @@ static int spi_nor_spimem_exec_op(struct spi_nor *nor, struct spi_mem_op *op)
 	return spi_mem_exec_op(nor->spimem, op);
 }
 
-static int spi_nor_controller_ops_read_reg(struct spi_nor *nor, u8 opcode,
-					   u8 *buf, size_t len)
+int spi_nor_controller_ops_read_reg(struct spi_nor *nor, u8 opcode,
+				    u8 *buf, size_t len)
 {
 	if (spi_nor_protocol_is_dtr(nor->reg_proto))
 		return -EOPNOTSUPP;
@@ -166,8 +166,8 @@ static int spi_nor_controller_ops_read_reg(struct spi_nor *nor, u8 opcode,
 	return nor->controller_ops->read_reg(nor, opcode, buf, len);
 }
 
-static int spi_nor_controller_ops_write_reg(struct spi_nor *nor, u8 opcode,
-					    const u8 *buf, size_t len)
+int spi_nor_controller_ops_write_reg(struct spi_nor *nor, u8 opcode,
+				     const u8 *buf, size_t len)
 {
 	if (spi_nor_protocol_is_dtr(nor->reg_proto))
 		return -EOPNOTSUPP;
@@ -683,7 +683,7 @@ static void spi_nor_clear_sr(struct spi_nor *nor)
  *
  * Return: 1 if ready, 0 if not ready, -errno on errors.
  */
-static int spi_nor_sr_ready(struct spi_nor *nor)
+int spi_nor_sr_ready(struct spi_nor *nor)
 {
 	int ret = spi_nor_read_sr(nor, nor->bouncebuf);
 
diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h
index fdc8c0f31f5c..446218b0e017 100644
--- a/drivers/mtd/spi-nor/core.h
+++ b/drivers/mtd/spi-nor/core.h
@@ -558,6 +558,7 @@ int spi_nor_sr1_bit6_quad_enable(struct spi_nor *nor);
 int spi_nor_sr2_bit1_quad_enable(struct spi_nor *nor);
 int spi_nor_sr2_bit7_quad_enable(struct spi_nor *nor);
 int spi_nor_read_sr(struct spi_nor *nor, u8 *sr);
+int spi_nor_sr_ready(struct spi_nor *nor);
 int spi_nor_read_cr(struct spi_nor *nor, u8 *cr);
 int spi_nor_write_sr(struct spi_nor *nor, const u8 *sr, size_t len);
 int spi_nor_write_sr_and_check(struct spi_nor *nor, u8 sr1);
@@ -603,6 +604,11 @@ void spi_nor_try_unlock_all(struct spi_nor *nor);
 void spi_nor_set_mtd_locking_ops(struct spi_nor *nor);
 void spi_nor_set_mtd_otp_ops(struct spi_nor *nor);
 
+int spi_nor_controller_ops_read_reg(struct spi_nor *nor, u8 opcode,
+				    u8 *buf, size_t len);
+int spi_nor_controller_ops_write_reg(struct spi_nor *nor, u8 opcode,
+				     const u8 *buf, size_t len);
+
 static inline struct spi_nor *mtd_to_spi_nor(struct mtd_info *mtd)
 {
 	return container_of(mtd, struct spi_nor, mtd);
-- 
2.30.2