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authorVarun Prakash <varun@chelsio.com>2016-09-13 18:54:05 +0300
committerDavid S. Miller <davem@davemloft.net>2016-09-16 03:49:20 +0300
commit052f4731ed1fd6b132a14c56f49435377a246834 (patch)
tree1e904169efd9d415d54e18512faec57ec46c5d3a
parenta7e1a97f88058ed9b6aa054b38167fbe62f59f50 (diff)
downloadlinux-052f4731ed1fd6b132a14c56f49435377a246834.tar.xz
libcxgb,iw_cxgb4,cxgbit: add cxgb_mk_abort_rpl()
Add cxgb_mk_abort_rpl() to remove duplicate code to form CPL_ABORT_RPL hardware command. Signed-off-by: Varun Prakash <varun@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/infiniband/hw/cxgb4/cm.c10
-rw-r--r--drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h14
-rw-r--r--drivers/target/iscsi/cxgbit/cxgbit_cm.c11
3 files changed, 20 insertions, 15 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 484196e8a49c..a6d5fcb9d8d7 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -2705,12 +2705,12 @@ static int peer_abort(struct c4iw_dev *dev, struct sk_buff *skb)
{
struct cpl_abort_req_rss *req = cplhdr(skb);
struct c4iw_ep *ep;
- struct cpl_abort_rpl *rpl;
struct sk_buff *rpl_skb;
struct c4iw_qp_attributes attrs;
int ret;
int release = 0;
unsigned int tid = GET_TID(req);
+ u32 len = roundup(sizeof(struct cpl_abort_rpl), 16);
ep = get_ep_from_tid(dev, tid);
if (!ep)
@@ -2809,11 +2809,9 @@ static int peer_abort(struct c4iw_dev *dev, struct sk_buff *skb)
release = 1;
goto out;
}
- set_wr_txq(skb, CPL_PRIORITY_DATA, ep->txq_idx);
- rpl = (struct cpl_abort_rpl *) skb_put(rpl_skb, sizeof(*rpl));
- INIT_TP_WR(rpl, ep->hwtid);
- OPCODE_TID(rpl) = cpu_to_be32(MK_OPCODE_TID(CPL_ABORT_RPL, ep->hwtid));
- rpl->cmd = CPL_ABORT_NO_RST;
+
+ cxgb_mk_abort_rpl(rpl_skb, len, ep->hwtid, ep->txq_idx);
+
c4iw_ofld_send(&ep->com.dev->rdev, rpl_skb);
out:
if (release)
diff --git a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h
index 2d3a3bfb1919..70999e8cf4b7 100644
--- a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h
+++ b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h
@@ -128,4 +128,18 @@ cxgb_mk_abort_req(struct sk_buff *skb, u32 len, u32 tid, u16 chan,
set_wr_txq(skb, CPL_PRIORITY_DATA, chan);
t4_set_arp_err_handler(skb, handle, handler);
}
+
+static inline void
+cxgb_mk_abort_rpl(struct sk_buff *skb, u32 len, u32 tid, u16 chan)
+{
+ struct cpl_abort_rpl *rpl;
+
+ rpl = (struct cpl_abort_rpl *)__skb_put(skb, len);
+ memset(rpl, 0, len);
+
+ INIT_TP_WR(rpl, tid);
+ OPCODE_TID(rpl) = cpu_to_be32(MK_OPCODE_TID(CPL_ABORT_RPL, tid));
+ rpl->cmd = CPL_ABORT_NO_RST;
+ set_wr_txq(skb, CPL_PRIORITY_DATA, chan);
+}
#endif
diff --git a/drivers/target/iscsi/cxgbit/cxgbit_cm.c b/drivers/target/iscsi/cxgbit/cxgbit_cm.c
index f2b737e6fa6a..9bdbe3b84e19 100644
--- a/drivers/target/iscsi/cxgbit/cxgbit_cm.c
+++ b/drivers/target/iscsi/cxgbit/cxgbit_cm.c
@@ -1642,11 +1642,10 @@ static void cxgbit_abort_req_rss(struct cxgbit_sock *csk, struct sk_buff *skb)
{
struct cpl_abort_req_rss *hdr = cplhdr(skb);
unsigned int tid = GET_TID(hdr);
- struct cpl_abort_rpl *rpl;
struct sk_buff *rpl_skb;
bool release = false;
bool wakeup_thread = false;
- unsigned int len = roundup(sizeof(*rpl), 16);
+ u32 len = roundup(sizeof(struct cpl_abort_rpl), 16);
pr_debug("%s: csk %p; tid %u; state %d\n",
__func__, csk, tid, csk->com.state);
@@ -1686,14 +1685,8 @@ static void cxgbit_abort_req_rss(struct cxgbit_sock *csk, struct sk_buff *skb)
cxgbit_send_tx_flowc_wr(csk);
rpl_skb = __skb_dequeue(&csk->skbq);
- set_wr_txq(skb, CPL_PRIORITY_DATA, csk->txq_idx);
-
- rpl = (struct cpl_abort_rpl *)__skb_put(rpl_skb, len);
- memset(rpl, 0, len);
- INIT_TP_WR(rpl, csk->tid);
- OPCODE_TID(rpl) = cpu_to_be32(MK_OPCODE_TID(CPL_ABORT_RPL, tid));
- rpl->cmd = CPL_ABORT_NO_RST;
+ cxgb_mk_abort_rpl(rpl_skb, len, csk->tid, csk->txq_idx);
cxgbit_ofld_send(csk->com.cdev, rpl_skb);
if (wakeup_thread) {