net: phy: add __set_linkmode_max_speed

We will need the functionality of __set_linkmode_max_speed also for
linkmode bitmaps other than phydev->supported. Therefore split it.

v2:
- remove unused parameter from __set_linkmode_max_speed

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>

diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c
index 9ae3abb..95f1e85 100644 (file)
--- a/drivers/net/phy/phy-core.c
+++ b/drivers/net/phy/phy-core.c
@@ -207,14 +207,14 @@ size_t phy_speeds(unsigned int *speeds, size_t size,
        return count;
 }
 
-static int __set_phy_supported(struct phy_device *phydev, u32 max_speed)
+static int __set_linkmode_max_speed(u32 max_speed, unsigned long *addr)
 {
        const struct phy_setting *p;
        int i;
 
        for (i = 0, p = settings; i < ARRAY_SIZE(settings); i++, p++) {
                if (p->speed > max_speed)
-                       linkmode_clear_bit(p->bit, phydev->supported);
+                       linkmode_clear_bit(p->bit, addr);
                else
                        break;
        }
@@ -222,6 +222,11 @@ static int __set_phy_supported(struct phy_device *phydev, u32 max_speed)
        return 0;
 }
 
+static int __set_phy_supported(struct phy_device *phydev, u32 max_speed)
+{
+       return __set_linkmode_max_speed(max_speed, phydev->supported);
+}
+
 int phy_set_max_speed(struct phy_device *phydev, u32 max_speed)
 {
        int err;