diff options
| author |   Heiner Kallweit <hkallweit1@gmail.com> | 2019-02-09 09:46:53 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-02-09 09:29:33 -0800 |
| commit | 50684da7427b3c36ce0ccf89814df28d9dbe3fe4 (patch) | |
| tree | dc00955cb8cc1e641c5c8e9487d86a74e1b60114 /drivers/net/phy/phy_device.c | |
| parent | net/tls: Disable async decrytion for tls1.3 (diff) | |
| download | linux-dev-50684da7427b3c36ce0ccf89814df28d9dbe3fe4.tar.xz linux-dev-50684da7427b3c36ce0ccf89814df28d9dbe3fe4.zip | |
net: phy: remove unneeded masking of PHY register read results
PHY registers are only 16 bits wide, therefore, if the read was
successful, there's no need to mask out the higher 16 bits.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/phy/phy_device.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index d4fc1fd8af41..31f9e7c491a1 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -676,13 +676,13 @@ static int get_phy_c45_devs_in_pkg(struct mii_bus *bus, int addr, int dev_addr, phy_reg = mdiobus_read(bus, addr, reg_addr); if (phy_reg < 0) return -EIO; - *devices_in_package = (phy_reg & 0xffff) << 16; + *devices_in_package = phy_reg << 16; reg_addr = MII_ADDR_C45 | dev_addr << 16 | MDIO_DEVS1; phy_reg = mdiobus_read(bus, addr, reg_addr); if (phy_reg < 0) return -EIO; - *devices_in_package |= (phy_reg & 0xffff); + *devices_in_package |= phy_reg; /* Bit 0 doesn't represent a device, it indicates c22 regs presence */ *devices_in_package &= ~BIT(0); @@ -746,13 +746,13 @@ static int get_phy_c45_ids(struct mii_bus *bus, int addr, u32 *phy_id, phy_reg = mdiobus_read(bus, addr, reg_addr); if (phy_reg < 0) return -EIO; - c45_ids->device_ids[i] = (phy_reg & 0xffff) << 16; + c45_ids->device_ids[i] = phy_reg << 16; reg_addr = MII_ADDR_C45 | i << 16 | MII_PHYSID2; phy_reg = mdiobus_read(bus, addr, reg_addr); if (phy_reg < 0) return -EIO; - c45_ids->device_ids[i] |= (phy_reg & 0xffff); + c45_ids->device_ids[i] |= phy_reg; } *phy_id = 0; return 0; @@ -789,14 +789,14 @@ static int get_phy_id(struct mii_bus *bus, int addr, u32 *phy_id, return (phy_reg == -EIO || phy_reg == -ENODEV) ? -ENODEV : -EIO; } - *phy_id = (phy_reg & 0xffff) << 16; + *phy_id = phy_reg << 16; /* Grab the bits from PHYIR2, and put them in the lower half */ phy_reg = mdiobus_read(bus, addr, MII_PHYSID2); if (phy_reg < 0) return -EIO; - *phy_id |= (phy_reg & 0xffff); + *phy_id |= phy_reg; return 0; } |