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net: dsa: bcm_sf2: Add support for CFP statistics

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Return CFP policer statistics (Green, Yellow or Red) as part of the
standard ethtool statistics. This helps debug when CFP rules may not be
hit (0 counter).

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli
2019-02-06 12:45:59 -08:00
committed by David S. Miller
parent badd62c249
commit f4ae9c0840
4 changed files with 112 additions and 1 deletions
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16
drivers/net/dsa/bcm_sf2.c
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@@ -897,19 +897,33 @@ static const struct b53_io_ops bcm_sf2_io_ops = {
static void bcm_sf2_sw_get_strings(struct dsa_switch *ds, int port,
u32 stringset, uint8_t *data)
{
int cnt = b53_get_sset_count(ds, port, stringset);
b53_get_strings(ds, port, stringset, data);
bcm_sf2_cfp_get_strings(ds, port, stringset,
data + cnt * ETH_GSTRING_LEN);
}
static void bcm_sf2_sw_get_ethtool_stats(struct dsa_switch *ds, int port,
uint64_t *data)
{
int cnt = b53_get_sset_count(ds, port, ETH_SS_STATS);
b53_get_ethtool_stats(ds, port, data);
bcm_sf2_cfp_get_ethtool_stats(ds, port, data + cnt);
}
static int bcm_sf2_sw_get_sset_count(struct dsa_switch *ds, int port,
int sset)
{
return b53_get_sset_count(ds, port, sset);
int cnt = b53_get_sset_count(ds, port, sset);
if (cnt < 0)
return cnt;
cnt += bcm_sf2_cfp_get_sset_count(ds, port, sset);
return cnt;
}
static const struct dsa_switch_ops bcm_sf2_ops = {