Subject: [RFT][PATCH 1/7] net: dsa: microchip: Remove ksz_{read,write}24()

From: Marek Vasut <[email-masked]>
Date: Thu, 20 Dec 2018 02:06:41 +0100

These functions and callbacks are never used, remove them.

Signed-off-by: Marek Vasut <[email-masked]>
Cc: Andrew Lunn <[email-masked]>
Cc: Florian Fainelli <[email-masked]>
Cc: Tristram Ha <[email-masked]>
Cc: Woojung Huh <[email-masked]>
---
 drivers/net/dsa/microchip/ksz9477_spi.c | 25 -------------------------
 drivers/net/dsa/microchip/ksz_common.h  | 22 ----------------------
 drivers/net/dsa/microchip/ksz_priv.h    |  2 --
 3 files changed, 49 deletions(-)

diff --git a/drivers/net/dsa/microchip/ksz9477_spi.c b/drivers/net/dsa/microchip/ksz9477_spi.c
index d757ba151cb1..695def784933 100644
--- a/drivers/net/dsa/microchip/ksz9477_spi.c
+++ b/drivers/net/dsa/microchip/ksz9477_spi.c
@@ -73,37 +73,12 @@ static int ksz_spi_write(struct ksz_device *dev, u32 reg, void *data,
 	return ksz9477_spi_write_reg(spi, reg, dev->txbuf, len);
 }
 
-static int ksz_spi_read24(struct ksz_device *dev, u32 reg, u32 *val)
-{
-	int ret;
-
-	*val = 0;
-	ret = ksz_spi_read(dev, reg, (u8 *)val, 3);
-	if (!ret) {
-		*val = be32_to_cpu(*val);
-		/* convert to 24bit */
-		*val >>= 8;
-	}
-
-	return ret;
-}
-
-static int ksz_spi_write24(struct ksz_device *dev, u32 reg, u32 value)
-{
-	/* make it to big endian 24bit from MSB */
-	value <<= 8;
-	value = cpu_to_be32(value);
-	return ksz_spi_write(dev, reg, &value, 3);
-}
-
 static const struct ksz_io_ops ksz9477_spi_ops = {
 	.read8 = ksz_spi_read8,
 	.read16 = ksz_spi_read16,
-	.read24 = ksz_spi_read24,
 	.read32 = ksz_spi_read32,
 	.write8 = ksz_spi_write8,
 	.write16 = ksz_spi_write16,
-	.write24 = ksz_spi_write24,
 	.write32 = ksz_spi_write32,
 	.get = ksz_spi_get,
 	.set = ksz_spi_set,
diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h
index 2dd832de0d52..5f2206a9b3e0 100644
--- a/drivers/net/dsa/microchip/ksz_common.h
+++ b/drivers/net/dsa/microchip/ksz_common.h
@@ -56,17 +56,6 @@ static inline int ksz_read16(struct ksz_device *dev, u32 reg, u16 *val)
 	return ret;
 }
 
-static inline int ksz_read24(struct ksz_device *dev, u32 reg, u32 *val)
-{
-	int ret;
-
-	mutex_lock(&dev->reg_mutex);
-	ret = dev->ops->read24(dev, reg, val);
-	mutex_unlock(&dev->reg_mutex);
-
-	return ret;
-}
-
 static inline int ksz_read32(struct ksz_device *dev, u32 reg, u32 *val)
 {
 	int ret;
@@ -100,17 +89,6 @@ static inline int ksz_write16(struct ksz_device *dev, u32 reg, u16 value)
 	return ret;
 }
 
-static inline int ksz_write24(struct ksz_device *dev, u32 reg, u32 value)
-{
-	int ret;
-
-	mutex_lock(&dev->reg_mutex);
-	ret = dev->ops->write24(dev, reg, value);
-	mutex_unlock(&dev->reg_mutex);
-
-	return ret;
-}
-
 static inline int ksz_write32(struct ksz_device *dev, u32 reg, u32 value)
 {
 	int ret;
diff --git a/drivers/net/dsa/microchip/ksz_priv.h b/drivers/net/dsa/microchip/ksz_priv.h
index 60b49010904b..db16002b6b6a 100644
--- a/drivers/net/dsa/microchip/ksz_priv.h
+++ b/drivers/net/dsa/microchip/ksz_priv.h
@@ -104,11 +104,9 @@ struct ksz_device {
 struct ksz_io_ops {
 	int (*read8)(struct ksz_device *dev, u32 reg, u8 *value);
 	int (*read16)(struct ksz_device *dev, u32 reg, u16 *value);
-	int (*read24)(struct ksz_device *dev, u32 reg, u32 *value);
 	int (*read32)(struct ksz_device *dev, u32 reg, u32 *value);
 	int (*write8)(struct ksz_device *dev, u32 reg, u8 value);
 	int (*write16)(struct ksz_device *dev, u32 reg, u16 value);
-	int (*write24)(struct ksz_device *dev, u32 reg, u32 value);
 	int (*write32)(struct ksz_device *dev, u32 reg, u32 value);
 	int (*get)(struct ksz_device *dev, u32 reg, void *data, size_t len);
 	int (*set)(struct ksz_device *dev, u32 reg, void *data, size_t len);
-- 
2.19.2