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ethtool: Add phy statistics

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Ethernet PHYs can maintain statistics, for example errors while idle
and receive errors. Add an ethtool mechanism to retrieve these
statistics, using the same model as MAC statistics.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn
2015-12-30 16:28:25 +01:00
committed by David S. Miller
parent a3748a9c7f
commit f3a4094558
3 changed files with 89 additions and 1 deletions
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3
include/uapi/linux/ethtool.h
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@@ -542,6 +542,7 @@ struct ethtool_pauseparam {
* now deprecated
* @ETH_SS_FEATURES: Device feature names
* @ETH_SS_RSS_HASH_FUNCS: RSS hush function names
* @ETH_SS_PHY_STATS: Statistic names, for use with %ETHTOOL_GPHYSTATS
*/
enum ethtool_stringset {
ETH_SS_TEST = 0,
@@ -551,6 +552,7 @@ enum ethtool_stringset {
ETH_SS_FEATURES,
ETH_SS_RSS_HASH_FUNCS,
ETH_SS_TUNABLES,
ETH_SS_PHY_STATS,
};
/**
@@ -1225,6 +1227,7 @@ enum ethtool_sfeatures_retval_bits {
#define ETHTOOL_SRSSH 0x00000047 /* Set RX flow hash configuration */
#define ETHTOOL_GTUNABLE 0x00000048 /* Get tunable configuration */
#define ETHTOOL_STUNABLE 0x00000049 /* Set tunable configuration */
#define ETHTOOL_GPHYSTATS 0x0000004a /* get PHY-specific statistics */
/* compatibility with older code */
#define SPARC_ETH_GSET ETHTOOL_GSET