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authorRahul Lakkireddy <rahul.lakkireddy@chelsio.com>2020-06-30 16:11:28 +0300
committerDavid S. Miller <davem@davemloft.net>2020-07-01 04:34:34 +0300
commitfd2261d8ed6f1375f18341e959d4bbcd94d748a3 (patch)
tree35e1845ff9bb91335fe7236ae194f7978ec7f7b6 /drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_matchall.h
parent75603a3112664cb1f6b1508e2b489f16863bf153 (diff)
downloadlinux-fd2261d8ed6f1375f18341e959d4bbcd94d748a3.tar.xz
cxgb4: add mirror action to TC-MATCHALL offload
Add mirror Virtual Interface (VI) support to receive all ingress mirror traffic from the underlying device. The mirror VI is created dynamically, if the TC-MATCHALL rule has a corresponding mirror action. Also request MSI-X vectors needed for the mirror VI Rxqs. If no vectors are available, then disable mirror VI support. v3: - Replace mirror VI refcount_t with normal u32 variable. v2: - Add mutex to protect all mirror VI data, instead of just mirror Rxqs. Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_matchall.h')
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_matchall.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_matchall.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_matchall.h
index ab6b5683dfd3..e264b6e606c4 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_matchall.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_matchall.h
@@ -21,6 +21,7 @@ struct cxgb4_matchall_ingress_entry {
enum cxgb4_matchall_state state; /* Current MATCHALL offload state */
u32 tid; /* Index to hardware filter entry */
struct ch_filter_specification fs; /* Filter entry */
+ u16 viid_mirror; /* Identifier for allocated Mirror VI */
u64 bytes; /* # of bytes hitting the filter */
u64 packets; /* # of packets hitting the filter */
u64 last_used; /* Last updated jiffies time */