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net: ethtool: Add macro to clear a link mode setting 

There are currently macros to set and test an ETHTOOL_LINK_MODE_ setting,
but not to clear one. Add a macro to clear an ETHTOOL_LINK_MODE_ setting.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Lendacky, Thomas 2017-08-18 09:03:44 -05:00 committed by David S. Miller
parent 80a788c94e
commit 606c07f308
1 changed files with 11 additions and 0 deletions
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11
include/linux/ethtool.h
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@ -136,6 +136,17 @@ struct ethtool_link_ksettings {
#define ethtool_link_ksettings_add_link_mode(ptr, name, mode) \
__set_bit(ETHTOOL_LINK_MODE_ ## mode ## _BIT, (ptr)->link_modes.name)
/**
* ethtool_link_ksettings_del_link_mode - clear bit in link_ksettings
* link mode mask
* @ptr : pointer to struct ethtool_link_ksettings
* @name : one of supported/advertising/lp_advertising
* @mode : one of the ETHTOOL_LINK_MODE_*_BIT
* (not atomic, no bound checking)
*/
#define ethtool_link_ksettings_del_link_mode(ptr, name, mode) \
__clear_bit(ETHTOOL_LINK_MODE_ ## mode ## _BIT, (ptr)->link_modes.name)
/**
* ethtool_link_ksettings_test_link_mode - test bit in ksettings link mode mask
* @ptr : pointer to struct ethtool_link_ksettings