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authorTobias Waldekranz <tobias@waldekranz.com>2023-12-14 14:50:28 +0100
committerDavid S. Miller <davem@davemloft.net>2023-12-15 11:05:02 +0000
commit394518e3c119dac737a363cd9d3ad9c70246521e (patch)
tree306c50b976287485b6008ecb823e2b2cafedc3de /drivers/net/dsa/mv88e6xxx
parentceea48efa35839ed3ddebb7fe9c00308fbf6d9cd (diff)
net: dsa: mv88e6xxx: Add "rmon" counter group support
Report the applicable subset of an mv88e6xxx port's counters using ethtool's standardized "rmon" counter group. Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com> Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com> Signed-off-by: Tobias Waldekranz <tobias@waldekranz.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx')
-rw-r--r--drivers/net/dsa/mv88e6xxx/chip.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 9e365364a34a..383b3c4d6f59 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -1369,6 +1369,47 @@ static void mv88e6xxx_get_eth_mac_stats(struct dsa_switch *ds, int port,
mac_stats->stats.FramesReceivedOK += mac_stats->stats.BroadcastFramesReceivedOK;
}
+static void mv88e6xxx_get_rmon_stats(struct dsa_switch *ds, int port,
+ struct ethtool_rmon_stats *rmon_stats,
+ const struct ethtool_rmon_hist_range **ranges)
+{
+ static const struct ethtool_rmon_hist_range rmon_ranges[] = {
+ { 64, 64 },
+ { 65, 127 },
+ { 128, 255 },
+ { 256, 511 },
+ { 512, 1023 },
+ { 1024, 65535 },
+ {}
+ };
+ struct mv88e6xxx_chip *chip = ds->priv;
+ int ret;
+
+ ret = mv88e6xxx_stats_snapshot(chip, port);
+ if (ret < 0)
+ return;
+
+#define MV88E6XXX_RMON_STAT_MAP(_id, _member) \
+ mv88e6xxx_stats_get_stat(chip, port, \
+ &mv88e6xxx_hw_stats[MV88E6XXX_HW_STAT_ID_ ## _id], \
+ &rmon_stats->stats._member)
+
+ MV88E6XXX_RMON_STAT_MAP(in_undersize, undersize_pkts);
+ MV88E6XXX_RMON_STAT_MAP(in_oversize, oversize_pkts);
+ MV88E6XXX_RMON_STAT_MAP(in_fragments, fragments);
+ MV88E6XXX_RMON_STAT_MAP(in_jabber, jabbers);
+ MV88E6XXX_RMON_STAT_MAP(hist_64bytes, hist[0]);
+ MV88E6XXX_RMON_STAT_MAP(hist_65_127bytes, hist[1]);
+ MV88E6XXX_RMON_STAT_MAP(hist_128_255bytes, hist[2]);
+ MV88E6XXX_RMON_STAT_MAP(hist_256_511bytes, hist[3]);
+ MV88E6XXX_RMON_STAT_MAP(hist_512_1023bytes, hist[4]);
+ MV88E6XXX_RMON_STAT_MAP(hist_1024_max_bytes, hist[5]);
+
+#undef MV88E6XXX_RMON_STAT_MAP
+
+ *ranges = rmon_ranges;
+}
+
static int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port)
{
struct mv88e6xxx_chip *chip = ds->priv;
@@ -6891,6 +6932,7 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
.get_strings = mv88e6xxx_get_strings,
.get_ethtool_stats = mv88e6xxx_get_ethtool_stats,
.get_eth_mac_stats = mv88e6xxx_get_eth_mac_stats,
+ .get_rmon_stats = mv88e6xxx_get_rmon_stats,
.get_sset_count = mv88e6xxx_get_sset_count,
.port_max_mtu = mv88e6xxx_get_max_mtu,
.port_change_mtu = mv88e6xxx_change_mtu,