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net: phylink: use more linkmode_* 

Use more linkmode_* helpers rather than open-coding the bitmap
operations.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: hongrongxuan <hongrongxuan@huawei.com>
This commit is contained in:
Russell King 2019-10-15 11:28:46 +01:00 committed by Jianping Liu
parent 9c6bd0bf36
commit ae831e8585
2 changed files with 8 additions and 5 deletions
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7
drivers/net/phy/phylink.c
View File

@ -133,9 +133,7 @@ static int phylink_is_empty_linkmode(const unsigned long *linkmode)
phylink_set(tmp, Pause);
phylink_set(tmp, Asym_Pause);
bitmap_andnot(tmp, linkmode, tmp, __ETHTOOL_LINK_MODE_MASK_NBITS);
return linkmode_empty(tmp);
return linkmode_subset(linkmode, tmp);
}
static const char *phylink_an_mode_str(unsigned int mode)
@ -1759,8 +1757,7 @@ static int phylink_sfp_module_insert(void *upstream,
if (phy_interface_mode_is_8023z(iface) && pl->phydev)
return -EINVAL;
changed = !bitmap_equal(pl->supported, support,
__ETHTOOL_LINK_MODE_MASK_NBITS);
changed = !linkmode_equal(pl->supported, support);
if (changed) {
linkmode_copy(pl->supported, support);
linkmode_copy(pl->link_config.advertising, config.advertising);

6
include/linux/linkmode.h
View File

@ -82,4 +82,10 @@ static inline int linkmode_equal(const unsigned long *src1,
return bitmap_equal(src1, src2, __ETHTOOL_LINK_MODE_MASK_NBITS);
}
static inline int linkmode_subset(const unsigned long *src1,
const unsigned long *src2)
{
return bitmap_subset(src1, src2, __ETHTOOL_LINK_MODE_MASK_NBITS);
}
#endif /* __LINKMODE_H */