diff options
| author | Jakub Kicinski | 2016-09-21 12:44:03 +0200 |
|---|---|---|
| committer | David S. Miller | 2016-09-22 01:50:03 +0200 |
| commit | 66860beb7ed5df11433528cb535d5e9f7dad2302 (patch) | |
| tree | cb9659a0ab3cda4b597d96285e834fb91cc5d28e /drivers/net/ethernet/netronome/nfp/nfp_net.h | |
| parent | net: cls_bpf: allow offloaded filters to update stats (diff) | |
| download | kernel-qcow2-linux-66860beb7ed5df11433528cb535d5e9f7dad2302.tar.gz kernel-qcow2-linux-66860beb7ed5df11433528cb535d5e9f7dad2302.tar.xz kernel-qcow2-linux-66860beb7ed5df11433528cb535d5e9f7dad2302.zip | |
nfp: bpf: allow offloaded filters to update stats
Periodically poll stats and call into offloaded actions
to update them.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_net.h')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net.h b/drivers/net/ethernet/netronome/nfp/nfp_net.h index ea6f5e667f27..13c6a9001b4d 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_net.h @@ -62,6 +62,9 @@ /* Max time to wait for NFP to respond on updates (in seconds) */ #define NFP_NET_POLL_TIMEOUT 5 +/* Interval for reading offloaded filter stats */ +#define NFP_NET_STAT_POLL_IVL msecs_to_jiffies(100) + /* Bar allocation */ #define NFP_NET_CTRL_BAR 0 #define NFP_NET_Q0_BAR 2 @@ -405,6 +408,11 @@ static inline bool nfp_net_fw_ver_eq(struct nfp_net_fw_version *fw_ver, fw_ver->minor == minor; } +struct nfp_stat_pair { + u64 pkts; + u64 bytes; +}; + /** * struct nfp_net - NFP network device structure * @pdev: Backpointer to PCI device @@ -428,6 +436,11 @@ static inline bool nfp_net_fw_ver_eq(struct nfp_net_fw_version *fw_ver, * @rss_cfg: RSS configuration * @rss_key: RSS secret key * @rss_itbl: RSS indirection table + * @rx_filter: Filter offload statistics - dropped packets/bytes + * @rx_filter_prev: Filter offload statistics - values from previous update + * @rx_filter_change: Jiffies when statistics last changed + * @rx_filter_stats_timer: Timer for polling filter offload statistics + * @rx_filter_lock: Lock protecting timer state changes (teardown) * @max_tx_rings: Maximum number of TX rings supported by the Firmware * @max_rx_rings: Maximum number of RX rings supported by the Firmware * @num_tx_rings: Currently configured number of TX rings @@ -504,6 +517,11 @@ struct nfp_net { u8 rss_key[NFP_NET_CFG_RSS_KEY_SZ]; u8 rss_itbl[NFP_NET_CFG_RSS_ITBL_SZ]; + struct nfp_stat_pair rx_filter, rx_filter_prev; + unsigned long rx_filter_change; + struct timer_list rx_filter_stats_timer; + spinlock_t rx_filter_lock; + int max_tx_rings; int max_rx_rings; @@ -775,6 +793,7 @@ static inline void nfp_net_debugfs_adapter_del(struct nfp_net *nn) } #endif /* CONFIG_NFP_NET_DEBUG */ +void nfp_net_filter_stats_timer(unsigned long data); int nfp_net_bpf_offload(struct nfp_net *nn, u32 handle, __be16 proto, struct tc_cls_bpf_offload *cls_bpf); |