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libcxgb, iw_cxgb4, cxgbit: add cxgb_mk_close_con_req()

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Add cxgb_mk_close_con_req() to remove duplicate
code to form CPL_CLOSE_CON_REQ hardware command.

Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Varun Prakash 2016-09-13 21:24:03 +05:30 committed by David S. Miller
parent a1a234542b
commit 29fb6f42e7
3 changed files with 23 additions and 19 deletions
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13
drivers/infiniband/hw/cxgb4/cm.c
View File

@ -637,21 +637,16 @@ static int send_flowc(struct c4iw_ep *ep)
static int send_halfclose(struct c4iw_ep *ep)
{
struct cpl_close_con_req *req;
struct sk_buff *skb = skb_dequeue(&ep->com.ep_skb_list);
int wrlen = roundup(sizeof *req, 16);
u32 wrlen = roundup(sizeof(struct cpl_close_con_req), 16);
PDBG("%s ep %p tid %u\n", __func__, ep, ep->hwtid);
if (WARN_ON(!skb))
return -ENOMEM;
set_wr_txq(skb, CPL_PRIORITY_DATA, ep->txq_idx);
t4_set_arp_err_handler(skb, NULL, arp_failure_discard);
req = (struct cpl_close_con_req *) skb_put(skb, wrlen);
memset(req, 0, wrlen);
INIT_TP_WR(req, ep->hwtid);
OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_CLOSE_CON_REQ,
ep->hwtid));
cxgb_mk_close_con_req(skb, wrlen, ep->hwtid, ep->txq_idx,
NULL, arp_failure_discard);
return c4iw_l2t_send(&ep->com.dev->rdev, skb, ep->l2t);
}

16
drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h
View File

@ -38,6 +38,7 @@
#include <cxgb4.h>
#include <t4_msg.h>
#include <l2t.h>
void
cxgb_get_4tuple(struct cpl_pass_accept_req *, enum chip_type,
@ -96,4 +97,19 @@ cxgb_mk_tid_release(struct sk_buff *skb, u32 len, u32 tid, u16 chan)
OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_TID_RELEASE, tid));
set_wr_txq(skb, CPL_PRIORITY_SETUP, chan);
}
static inline void
cxgb_mk_close_con_req(struct sk_buff *skb, u32 len, u32 tid, u16 chan,
void *handle, arp_err_handler_t handler)
{
struct cpl_close_con_req *req;
req = (struct cpl_close_con_req *)__skb_put(skb, len);
memset(req, 0, len);
INIT_TP_WR(req, tid);
OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_CLOSE_CON_REQ, tid));
set_wr_txq(skb, CPL_PRIORITY_DATA, chan);
t4_set_arp_err_handler(skb, handle, handler);
}
#endif

13
drivers/target/iscsi/cxgbit/cxgbit_cm.c
View File

@ -615,21 +615,14 @@ void cxgbit_free_np(struct iscsi_np *np)
static void cxgbit_send_halfclose(struct cxgbit_sock *csk)
{
struct sk_buff *skb;
struct cpl_close_con_req *req;
unsigned int len = roundup(sizeof(struct cpl_close_con_req), 16);
u32 len = roundup(sizeof(struct cpl_close_con_req), 16);
skb = alloc_skb(len, GFP_ATOMIC);
if (!skb)
return;
req = (struct cpl_close_con_req *)__skb_put(skb, len);
memset(req, 0, len);
set_wr_txq(skb, CPL_PRIORITY_DATA, csk->txq_idx);
INIT_TP_WR(req, csk->tid);
OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_CLOSE_CON_REQ,
csk->tid));
req->rsvd = 0;
cxgb_mk_close_con_req(skb, len, csk->tid, csk->txq_idx,
NULL, NULL);
cxgbit_skcb_flags(skb) |= SKCBF_TX_FLAG_COMPL;
__skb_queue_tail(&csk->txq, skb);