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ethtool: add speed/duplex validation functions

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Add functions which check if the speed/duplex are defined.

Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Aleksandrov 2016-02-03 04:04:36 +01:00 committed by David S. Miller
parent 13340a0a71
commit 103a8ad1fa
1 changed files with 34 additions and 0 deletions
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34
include/uapi/linux/ethtool.h
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@ -1319,11 +1319,45 @@ enum ethtool_sfeatures_retval_bits {
#define SPEED_UNKNOWN -1
static inline int ethtool_validate_speed(__u32 speed)
{
switch (speed) {
case SPEED_10:
case SPEED_100:
case SPEED_1000:
case SPEED_2500:
case SPEED_5000:
case SPEED_10000:
case SPEED_20000:
case SPEED_25000:
case SPEED_40000:
case SPEED_50000:
case SPEED_56000:
case SPEED_100000:
case SPEED_UNKNOWN:
return 1;
}
return 0;
}
/* Duplex, half or full. */
#define DUPLEX_HALF 0x00
#define DUPLEX_FULL 0x01
#define DUPLEX_UNKNOWN 0xff
static inline int ethtool_validate_duplex(__u8 duplex)
{
switch (duplex) {
case DUPLEX_HALF:
case DUPLEX_FULL:
case DUPLEX_UNKNOWN:
return 1;
}
return 0;
}
/* Which connector port. */
#define PORT_TP 0x00
#define PORT_AUI 0x01