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net: phy: Mask-out non-compatible modes when setting the max-speed

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When setting a PHY's max speed using either the max-speed DT property
or ethtool, we should mask-out all non-compatible modes according to the
settings table, instead of just the 10/100BASET modes.

Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Suggested-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Maxime Chevallier
2019-02-11 15:25:26 +01:00
committed by David S. Miller
parent d2d37444e5
commit a4eaed9f9a
3 changed files with 46 additions and 53 deletions
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include/linux/phy.h
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@@ -673,6 +673,7 @@ phy_lookup_setting(int speed, int duplex, const unsigned long *mask,
bool exact);
size_t phy_speeds(unsigned int *speeds, size_t size,
unsigned long *mask);
void of_set_phy_supported(struct phy_device *phydev);
static inline bool __phy_is_started(struct phy_device *phydev)
{