Add phy_set/clear_bit helper routines so that ported drivers from the
kernel can use these functions.
Signed-off-by: Dan Murphy <dmur...@ti.com>
---
include/phy.h | 38 ++++++++++++++++++++++++++++++++++++++
1 file changed, 38 insertions(+)
diff --git a/include/phy.h b/include/phy.h
index b5de14cbfc29..050c989fa537 100644
--- a/include/phy.h
+++ b/include/phy.h
@@ -257,6 +257,44 @@ static inline int phy_write_mmd(struct phy_device *phydev,
int devad,
return phy_write(phydev, MDIO_DEVAD_NONE, MII_MMD_DATA, val);
}
+static inline int phy_set_bits_mmd(struct phy_device *phydev, int devad,
+ u32 regnum, u16 val)
+{
+ int value;
+ int ret;
+
+ value = phy_read_mmd(phydev, devad, regnum);
+ if (value < 0)
+ return value;
+
+ value |= val;
+
+ ret = phy_write_mmd(phydev, devad, regnum, value);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static inline int phy_clear_bits_mmd(struct phy_device *phydev, int devad,
+ u32 regnum, u16 val)
+{
+ int value;
+ int ret;
+
+ value = phy_read_mmd(phydev, devad, regnum);
+ if (value < 0)
+ return value;
+
+ value &= ~val;
+
+ ret = phy_write_mmd(phydev, devad, regnum, value);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
#ifdef CONFIG_PHYLIB_10G
extern struct phy_driver gen10g_driver;
--
2.25.1
