diff options
| author |   Vasundhara Volam <vasundhara-v.volam@broadcom.com> | 2018-03-31 13:54:12 -0400 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-03-31 23:24:19 -0400 |
| commit | 00db3cba35211cd7d458d378a5931fadfa86a17c (patch) | |
| tree | 6fb292cca023801c987d31ce7afa913d4d8f7e75 /drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c | |
| parent | bnxt_en: Include additional hardware port statistics in ethtool -S. (diff) | |
| download | linux-dev-00db3cba35211cd7d458d378a5931fadfa86a17c.tar.xz linux-dev-00db3cba35211cd7d458d378a5931fadfa86a17c.zip | |
bnxt_en: Add extended port statistics support
Gather periodic extended port statistics, if the device is PF and
link is up.
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 859d4c0b5b31..e184e4bbe544 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -137,6 +137,9 @@ reset_coalesce: #define BNXT_TX_STATS_ENTRY(counter) \ { BNXT_TX_STATS_OFFSET(counter), __stringify(counter) } +#define BNXT_RX_STATS_EXT_ENTRY(counter) \ + { BNXT_RX_STATS_EXT_OFFSET(counter), __stringify(counter) } + static const struct { long offset; char string[ETH_GSTRING_LEN]; @@ -223,7 +226,19 @@ static const struct { BNXT_TX_STATS_ENTRY(tx_stat_error), }; +static const struct { + long offset; + char string[ETH_GSTRING_LEN]; +} bnxt_port_stats_ext_arr[] = { + BNXT_RX_STATS_EXT_ENTRY(link_down_events), + BNXT_RX_STATS_EXT_ENTRY(continuous_pause_events), + BNXT_RX_STATS_EXT_ENTRY(resume_pause_events), + BNXT_RX_STATS_EXT_ENTRY(continuous_roce_pause_events), + BNXT_RX_STATS_EXT_ENTRY(resume_roce_pause_events), +}; + #define BNXT_NUM_PORT_STATS ARRAY_SIZE(bnxt_port_stats_arr) +#define BNXT_NUM_PORT_STATS_EXT ARRAY_SIZE(bnxt_port_stats_ext_arr) static int bnxt_get_num_stats(struct bnxt *bp) { @@ -232,6 +247,9 @@ static int bnxt_get_num_stats(struct bnxt *bp) if (bp->flags & BNXT_FLAG_PORT_STATS) num_stats += BNXT_NUM_PORT_STATS; + if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) + num_stats += BNXT_NUM_PORT_STATS_EXT; + return num_stats; } @@ -279,6 +297,14 @@ static void bnxt_get_ethtool_stats(struct net_device *dev, bnxt_port_stats_arr[i].offset)); } } + if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) { + __le64 *port_stats_ext = (__le64 *)bp->hw_rx_port_stats_ext; + + for (i = 0; i < BNXT_NUM_PORT_STATS_EXT; i++, j++) { + buf[j] = le64_to_cpu(*(port_stats_ext + + bnxt_port_stats_ext_arr[i].offset)); + } + } } static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf) @@ -339,6 +365,12 @@ static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf) buf += ETH_GSTRING_LEN; } } + if (bp->flags & BNXT_FLAG_PORT_STATS_EXT) { + for (i = 0; i < BNXT_NUM_PORT_STATS_EXT; i++) { + strcpy(buf, bnxt_port_stats_ext_arr[i].string); + buf += ETH_GSTRING_LEN; + } + } break; case ETH_SS_TEST: if (bp->num_tests) |