diff options
| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-06-06 00:11:34 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-06-07 00:13:39 +0300 |
| commit | d3e4dfe060cc818262425b8606b502f79c3d9116 (patch) | |
| tree | 327974a5e8a764a6aad74a91837db6b8b24a7830 /drivers/net/ethernet/netronome/nfp/nfp_net.h | |
| parent | a68634893fca765f4914ca32c142028891be6935 (diff) | |
| download | linux-d3e4dfe060cc818262425b8606b502f79c3d9116.tar.xz | |
nfp: add support for sending control messages via mailbox
FW may prefer to handle some communication via a mailbox
or the vNIC may simply not have a control queue (VFs).
Add a way of exchanging ccm-compatible messages via a
mailbox.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@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 | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net.h b/drivers/net/ethernet/netronome/nfp/nfp_net.h index e006b3abc9f6..134d2709cd70 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_net.h @@ -563,6 +563,10 @@ struct nfp_net_dp { * @tx_bar: Pointer to mapped TX queues * @rx_bar: Pointer to mapped FL/RX queues * @tlv_caps: Parsed TLV capabilities + * @mbox_cmsg: Common Control Message via vNIC mailbox state + * @mbox_cmsg.queue: CCM mbox queue of pending messages + * @mbox_cmsg.wq: CCM mbox wait queue of waiting processes + * @mbox_cmsg.tag: CCM mbox message tag allocator * @debugfs_dir: Device directory in debugfs * @vnic_list: Entry on device vNIC list * @pdev: Backpointer to PCI device @@ -638,6 +642,12 @@ struct nfp_net { struct nfp_net_tlv_caps tlv_caps; + struct { + struct sk_buff_head queue; + wait_queue_head_t wq; + u16 tag; + } mbox_cmsg; + struct dentry *debugfs_dir; struct list_head vnic_list; |