[RFT][PATCH 3/7] net: dsa: microchip: Inline ksz_spi.h

[Marek Vasut <marex@denx.de>]

The functions in the header file are static, and the header file is
included from single C file, just inline the code into the C file.
The bonus is that it's easier to spot further content to clean up.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Tristram Ha <Tristram.Ha@microchip.com>
Cc: Woojung Huh <Woojung.Huh@microchip.com>
---
 drivers/net/dsa/microchip/ksz9477_spi.c | 43 +++++++++++++++++-
 drivers/net/dsa/microchip/ksz_spi.h     | 59 -------------------------
 2 files changed, 42 insertions(+), 60 deletions(-)
 delete mode 100644 drivers/net/dsa/microchip/ksz_spi.h

diff --git a/drivers/net/dsa/microchip/ksz9477_spi.c b/drivers/net/dsa/microchip/ksz9477_spi.c
index 2d5262b01c77..9ca150a472ea 100644
--- a/drivers/net/dsa/microchip/ksz9477_spi.c
+++ b/drivers/net/dsa/microchip/ksz9477_spi.c
@@ -13,7 +13,6 @@
 #include <linux/spi/spi.h>
 
 #include "ksz_priv.h"
-#include "ksz_spi.h"
 
 /* SPI frame opcodes */
 #define KS_SPIOP_RD			3
@@ -73,6 +72,48 @@ 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_read8(struct ksz_device *dev, u32 reg, u8 *val)
+{
+	return ksz_spi_read(dev, reg, val, 1);
+}
+
+static int ksz_spi_read16(struct ksz_device *dev, u32 reg, u16 *val)
+{
+	int ret = ksz_spi_read(dev, reg, (u8 *)val, 2);
+
+	if (!ret)
+		*val = be16_to_cpu(*val);
+
+	return ret;
+}
+
+static int ksz_spi_read32(struct ksz_device *dev, u32 reg, u32 *val)
+{
+	int ret = ksz_spi_read(dev, reg, (u8 *)val, 4);
+
+	if (!ret)
+		*val = be32_to_cpu(*val);
+
+	return ret;
+}
+
+static int ksz_spi_write8(struct ksz_device *dev, u32 reg, u8 value)
+{
+	return ksz_spi_write(dev, reg, &value, 1);
+}
+
+static int ksz_spi_write16(struct ksz_device *dev, u32 reg, u16 value)
+{
+	value = cpu_to_be16(value);
+	return ksz_spi_write(dev, reg, &value, 2);
+}
+
+static int ksz_spi_write32(struct ksz_device *dev, u32 reg, u32 value)
+{
+	value = cpu_to_be32(value);
+	return ksz_spi_write(dev, reg, &value, 4);
+}
+
 static const struct ksz_io_ops ksz9477_spi_ops = {
 	.read8 = ksz_spi_read8,
 	.read16 = ksz_spi_read16,
diff --git a/drivers/net/dsa/microchip/ksz_spi.h b/drivers/net/dsa/microchip/ksz_spi.h
deleted file mode 100644
index 976bace31f37..000000000000
--- a/drivers/net/dsa/microchip/ksz_spi.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0
- * Microchip KSZ series SPI access common header
- *
- * Copyright (C) 2017-2018 Microchip Technology Inc.
- *	Tristram Ha <Tristram.Ha@microchip.com>
- */
-
-#ifndef __KSZ_SPI_H
-#define __KSZ_SPI_H
-
-/* Chip dependent SPI access */
-static int ksz_spi_read(struct ksz_device *dev, u32 reg, u8 *data,
-			unsigned int len);
-static int ksz_spi_write(struct ksz_device *dev, u32 reg, void *data,
-			 unsigned int len);
-
-static int ksz_spi_read8(struct ksz_device *dev, u32 reg, u8 *val)
-{
-	return ksz_spi_read(dev, reg, val, 1);
-}
-
-static int ksz_spi_read16(struct ksz_device *dev, u32 reg, u16 *val)
-{
-	int ret = ksz_spi_read(dev, reg, (u8 *)val, 2);
-
-	if (!ret)
-		*val = be16_to_cpu(*val);
-
-	return ret;
-}
-
-static int ksz_spi_read32(struct ksz_device *dev, u32 reg, u32 *val)
-{
-	int ret = ksz_spi_read(dev, reg, (u8 *)val, 4);
-
-	if (!ret)
-		*val = be32_to_cpu(*val);
-
-	return ret;
-}
-
-static int ksz_spi_write8(struct ksz_device *dev, u32 reg, u8 value)
-{
-	return ksz_spi_write(dev, reg, &value, 1);
-}
-
-static int ksz_spi_write16(struct ksz_device *dev, u32 reg, u16 value)
-{
-	value = cpu_to_be16(value);
-	return ksz_spi_write(dev, reg, &value, 2);
-}
-
-static int ksz_spi_write32(struct ksz_device *dev, u32 reg, u32 value)
-{
-	value = cpu_to_be32(value);
-	return ksz_spi_write(dev, reg, &value, 4);
-}
-
-#endif
-- 
2.19.2