diff options
author | Neel Patel <neepatel@cisco.com> | 2013-08-16 15:47:39 -0700 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2013-08-20 13:41:01 -0700 |
commit | 92e2b4696202934b4cbf1d6b8fb8729e8d7202e1 (patch) | |
tree | 8aee9354285fe445a86e4e21822851aaf9ae87d7 /drivers/net/ethernet/cisco/enic/vnic_wq.h | |
parent | Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next (diff) | |
download | linux-dev-92e2b4696202934b4cbf1d6b8fb8729e8d7202e1.tar.xz linux-dev-92e2b4696202934b4cbf1d6b8fb8729e8d7202e1.zip |
drivers/net: enic: Adding support for Cisco Low Latency NIC
This patch,
- Adds new firmware commands for the new Cisco Low Latency NIC
(aka. USNIC).
Signed-off-by: Neel Patel <neepatel@cisco.com>
Signed-off-by: Nishank Trivedi <nistrive@cisco.com>
Signed-off-by: Christian Benvenuti <benve@cisco.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r-- | drivers/net/ethernet/cisco/enic/vnic_wq.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/ethernet/cisco/enic/vnic_wq.h b/drivers/net/ethernet/cisco/enic/vnic_wq.h index 7dd937ac11c2..2c6c70804a39 100644 --- a/drivers/net/ethernet/cisco/enic/vnic_wq.h +++ b/drivers/net/ethernet/cisco/enic/vnic_wq.h @@ -58,6 +58,10 @@ struct vnic_wq_buf { unsigned int index; int sop; void *desc; + uint64_t wr_id; /* Cookie */ + uint8_t cq_entry; /* Gets completion event from hw */ + uint8_t desc_skip_cnt; /* Num descs to occupy */ + uint8_t compressed_send; /* Both hdr and payload in one desc */ }; /* Break the vnic_wq_buf allocations into blocks of 32/64 entries */ @@ -102,14 +106,20 @@ static inline void *vnic_wq_next_desc(struct vnic_wq *wq) static inline void vnic_wq_post(struct vnic_wq *wq, void *os_buf, dma_addr_t dma_addr, - unsigned int len, int sop, int eop) + unsigned int len, int sop, int eop, + uint8_t desc_skip_cnt, uint8_t cq_entry, + uint8_t compressed_send, uint64_t wrid) { struct vnic_wq_buf *buf = wq->to_use; buf->sop = sop; + buf->cq_entry = cq_entry; + buf->compressed_send = compressed_send; + buf->desc_skip_cnt = desc_skip_cnt; buf->os_buf = eop ? os_buf : NULL; buf->dma_addr = dma_addr; buf->len = len; + buf->wr_id = wrid; buf = buf->next; if (eop) { @@ -123,7 +133,7 @@ static inline void vnic_wq_post(struct vnic_wq *wq, } wq->to_use = buf; - wq->ring.desc_avail--; + wq->ring.desc_avail -= desc_skip_cnt; } static inline void vnic_wq_service(struct vnic_wq *wq, |