1 files changed, 0 insertions, 99 deletions
diff --git a/target/linux/realtek/patches-5.10/712-net-phy-sfp-add-support-for-SMBus.patch b/target/linux/realtek/patches-5.10/712-net-phy-sfp-add-support-for-SMBus.patch
deleted file mode 100644
index e2540d4512..0000000000
--- a/target/linux/realtek/patches-5.10/712-net-phy-sfp-add-support-for-SMBus.patch
+++ /dev/null
@@ -1,99 +0,0 @@
-From 3cb0bde365d913c484d20224367a54a0eac780a7 Mon Sep 17 00:00:00 2001
-From: Antoine Tenart <antoine.tenart@bootlin.com>
-Date: Fri, 21 Feb 2020 11:55:29 +0100
-Subject: [PATCH 3/3] net: phy: sfp: add support for SMBus
-
-Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
----
- drivers/net/phy/sfp.c | 68 ++++++++++++++++++++++++++++++++++---------
- 1 file changed, 54 insertions(+), 14 deletions(-)
-
---- a/drivers/net/phy/sfp.c
-+++ b/drivers/net/phy/sfp.c
-@@ -419,32 +419,72 @@ static int sfp_i2c_write(struct sfp *sfp
- 	return ret == ARRAY_SIZE(msgs) ? len : 0;
- }
- 
-+static int sfp_smbus_read(struct sfp *sfp, bool a2, u8 dev_addr, void *buf,
-+			  size_t len)
-+{
-+	u8 bus_addr = a2 ? 0x51 : 0x50, *val = buf;
-+
-+	bus_addr -= 0x40;
-+
-+	while (len > 0) {
-+		*val = sfp->i2c_mii->read(sfp->i2c_mii, bus_addr, dev_addr);
-+
-+		val++;
-+		dev_addr++;
-+		len--;
-+	}
-+
-+	return val - (u8 *)buf;
-+}
-+
-+static int sfp_smbus_write(struct sfp *sfp, bool a2, u8 dev_addr, void *buf,
-+			   size_t len)
-+{
-+	u8 bus_addr = a2 ? 0x51 : 0x50;
-+	u16 val;
-+
-+	memcpy(&val, buf, len);
-+
-+	return sfp->i2c_mii->write(sfp->i2c_mii, bus_addr, dev_addr, val);
-+}
-+
- static int sfp_i2c_configure(struct sfp *sfp, struct i2c_adapter *i2c)
- {
--	struct mii_bus *i2c_mii;
-+	struct mii_bus *mii;
- 	int ret;
- 
--	if (!i2c_check_functionality(i2c, I2C_FUNC_I2C))
--		return -EINVAL;
--
- 	sfp->i2c = i2c;
--	sfp->read = sfp_i2c_read;
--	sfp->write = sfp_i2c_write;
- 
--	i2c_mii = mdio_i2c_alloc(sfp->dev, i2c);
--	if (IS_ERR(i2c_mii))
--		return PTR_ERR(i2c_mii);
-+	if (i2c_check_functionality(i2c, I2C_FUNC_I2C)) {
-+		sfp->read = sfp_i2c_read;
-+		sfp->write = sfp_i2c_write;
-+
-+		mii = mdio_i2c_alloc(sfp->dev, i2c);
-+		if (IS_ERR(mii))
-+			return PTR_ERR(mii);
-+
-+		mii->name = "SFP I2C Bus";
-+	} else if (i2c_check_functionality(i2c, I2C_FUNC_SMBUS_BYTE_DATA)) {
-+		sfp->read = sfp_smbus_read;
-+		sfp->write = sfp_smbus_write;
-+
-+		mii = mdio_smbus_alloc(sfp->dev, i2c);
-+		if (IS_ERR(mii))
-+			return PTR_ERR(mii);
- 
--	i2c_mii->name = "SFP I2C Bus";
--	i2c_mii->phy_mask = ~0;
-+		mii->name = "SFP SMBus";
-+	} else {
-+		return -EINVAL;
-+	}
- 
--	ret = mdiobus_register(i2c_mii);
-+	mii->phy_mask = ~0;
-+	ret = mdiobus_register(mii);
- 	if (ret < 0) {
--		mdiobus_free(i2c_mii);
-+		mdiobus_free(mii);
- 		return ret;
- 	}
- 
--	sfp->i2c_mii = i2c_mii;
-+	sfp->i2c_mii = mii;
- 
- 	return 0;
- }