Merge branch 'timer_setup' into for-next

Conflicts:
	drivers/infiniband/hw/cxgb4/cm.c
	drivers/infiniband/hw/qib/qib_driver.c
	drivers/infiniband/hw/qib/qib_mad.c

There were minor fixups needed in these files.  Just minor context diffs
due to patches from independent sources touching the same basic area.

Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/infiniband/hw/cxgb3/iwch_cm.c

@@ -107,7 +107,7 @@ static struct workqueue_struct *workq;
 static struct sk_buff_head rxq;
 
 static struct sk_buff *get_skb(struct sk_buff *skb, int len, gfp_t gfp);
-static void ep_timeout(unsigned long arg);
+static void ep_timeout(struct timer_list *t);
 static void connect_reply_upcall(struct iwch_ep *ep, int status);
 
 static void start_ep_timer(struct iwch_ep *ep)
@@ -119,8 +119,6 @@ static void start_ep_timer(struct iwch_ep *ep)
 	} else
 		get_ep(&ep->com);
 	ep->timer.expires = jiffies + ep_timeout_secs * HZ;
-	ep->timer.data = (unsigned long)ep;
-	ep->timer.function = ep_timeout;
 	add_timer(&ep->timer);
 }
 
@@ -1399,7 +1397,7 @@ static int pass_accept_req(struct t3cdev *tdev, struct sk_buff *skb, void *ctx)
 	child_ep->l2t = l2t;
 	child_ep->dst = dst;
 	child_ep->hwtid = hwtid;
-	init_timer(&child_ep->timer);
+	timer_setup(&child_ep->timer, ep_timeout, 0);
 	cxgb3_insert_tid(tdev, &t3c_client, child_ep, hwtid);
 	accept_cr(child_ep, req->peer_ip, skb);
 	goto out;
@@ -1719,9 +1717,9 @@ static int ec_status(struct t3cdev *tdev, struct sk_buff *skb, void *ctx)
 	return CPL_RET_BUF_DONE;
 }
 
-static void ep_timeout(unsigned long arg)
+static void ep_timeout(struct timer_list *t)
 {
-	struct iwch_ep *ep = (struct iwch_ep *)arg;
+	struct iwch_ep *ep = from_timer(ep, t, timer);
 	struct iwch_qp_attributes attrs;
 	unsigned long flags;
 	int abort = 1;
@@ -1899,7 +1897,7 @@ int iwch_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
 		err = -ENOMEM;
 		goto out;
 	}
-	init_timer(&ep->timer);
+	timer_setup(&ep->timer, ep_timeout, 0);
 	ep->plen = conn_param->private_data_len;
 	if (ep->plen)
 		memcpy(ep->mpa_pkt + sizeof(struct mpa_message),

drivers/infiniband/hw/cxgb3/iwch_provider.c

@@ -969,7 +969,6 @@ static struct ib_qp *iwch_create_qp(struct ib_pd *pd,
 		insert_mmap(ucontext, mm2);
 	}
 	qhp->ibqp.qp_num = qhp->wq.qpid;
-	init_timer(&(qhp->timer));
 	pr_debug("%s sq_num_entries %d, rq_num_entries %d qpid 0x%0x qhp %p dma_addr 0x%llx size %d rq_addr 0x%x\n",
 		 __func__, qhp->attr.sq_num_entries, qhp->attr.rq_num_entries,
 		 qhp->wq.qpid, qhp, (unsigned long long)qhp->wq.dma_addr,

drivers/infiniband/hw/cxgb3/iwch_provider.h

@@ -168,7 +168,6 @@ struct iwch_qp {
 	atomic_t refcnt;
 	wait_queue_head_t wait;
 	enum IWCH_QP_FLAGS flags;
-	struct timer_list timer;
 };
 
 static inline int qp_quiesced(struct iwch_qp *qhp)

drivers/infiniband/hw/cxgb4/cm.c

@@ -140,7 +140,7 @@ static struct workqueue_struct *workq;
 static struct sk_buff_head rxq;
 
 static struct sk_buff *get_skb(struct sk_buff *skb, int len, gfp_t gfp);
-static void ep_timeout(unsigned long arg);
+static void ep_timeout(struct timer_list *t);
 static void connect_reply_upcall(struct c4iw_ep *ep, int status);
 static int sched(struct c4iw_dev *dev, struct sk_buff *skb);
 
@@ -185,8 +185,6 @@ static void start_ep_timer(struct c4iw_ep *ep)
 	clear_bit(TIMEOUT, &ep->com.flags);
 	c4iw_get_ep(&ep->com);
 	ep->timer.expires = jiffies + ep_timeout_secs * HZ;
-	ep->timer.data = (unsigned long)ep;
-	ep->timer.function = ep_timeout;
 	add_timer(&ep->timer);
 }
 
@@ -2103,7 +2101,6 @@ static int c4iw_reconnect(struct c4iw_ep *ep)
 	__u8 *ra;
 
 	pr_debug("qp %p cm_id %p\n", ep->com.qp, ep->com.cm_id);
-	init_timer(&ep->timer);
 	c4iw_init_wr_wait(ep->com.wr_waitp);
 
 	/* When MPA revision is different on nodes, the node with MPA_rev=2
@@ -2581,7 +2578,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb)
 	pr_debug("tx_chan %u smac_idx %u rss_qid %u\n",
 		 child_ep->tx_chan, child_ep->smac_idx, child_ep->rss_qid);
 
-	init_timer(&child_ep->timer);
+	timer_setup(&child_ep->timer, ep_timeout, 0);
 	cxgb4_insert_tid(t, child_ep, hwtid,
 			 child_ep->com.local_addr.ss_family);
 	insert_ep_tid(child_ep);
@@ -3206,7 +3203,7 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
 		goto fail1;
 	}
 
-	init_timer(&ep->timer);
+	timer_setup(&ep->timer, ep_timeout, 0);
 	ep->plen = conn_param->private_data_len;
 	if (ep->plen)
 		memcpy(ep->mpa_pkt + sizeof(struct mpa_message),
@@ -4116,9 +4113,9 @@ static void process_work(struct work_struct *work)
 
 static DECLARE_WORK(skb_work, process_work);
 
-static void ep_timeout(unsigned long arg)
+static void ep_timeout(struct timer_list *t)
 {
-	struct c4iw_ep *ep = (struct c4iw_ep *)arg;
+	struct c4iw_ep *ep = from_timer(ep, t, timer);
 	int kickit = 0;
 
 	spin_lock(&timeout_lock);

drivers/infiniband/hw/cxgb4/iw_cxgb4.h

@@ -537,7 +537,6 @@ struct c4iw_qp {
 	struct mutex mutex;
 	struct kref kref;
 	wait_queue_head_t wait;
-	struct timer_list timer;
 	int sq_sig_all;
 	struct work_struct free_work;
 	struct c4iw_ucontext *ucontext;

drivers/infiniband/hw/cxgb4/qp.c

@@ -1929,7 +1929,6 @@ struct ib_qp *c4iw_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attrs,
 		qhp->ucontext = ucontext;
 	}
 	qhp->ibqp.qp_num = qhp->wq.sq.qid;
-	init_timer(&(qhp->timer));
 	INIT_LIST_HEAD(&qhp->db_fc_entry);
 	pr_debug("sq id %u size %u memsize %zu num_entries %u rq id %u size %u memsize %zu num_entries %u\n",
 		 qhp->wq.sq.qid, qhp->wq.sq.size, qhp->wq.sq.memsize,

drivers/infiniband/hw/hfi1/aspm.h

@@ -218,9 +218,9 @@ static inline void aspm_ctx_disable(struct hfi1_ctxtdata *rcd)
 }
 
 /* Timer function for re-enabling ASPM in the absence of interrupt activity */
-static inline void aspm_ctx_timer_function(unsigned long data)
+static inline void aspm_ctx_timer_function(struct timer_list *t)
 {
-	struct hfi1_ctxtdata *rcd = (struct hfi1_ctxtdata *)data;
+	struct hfi1_ctxtdata *rcd = from_timer(rcd, t, aspm_timer);
 	unsigned long flags;
 
 	spin_lock_irqsave(&rcd->aspm_lock, flags);
@@ -281,8 +281,7 @@ static inline void aspm_enable_all(struct hfi1_devdata *dd)
 static inline void aspm_ctx_init(struct hfi1_ctxtdata *rcd)
 {
 	spin_lock_init(&rcd->aspm_lock);
-	setup_timer(&rcd->aspm_timer, aspm_ctx_timer_function,
-		    (unsigned long)rcd);
+	timer_setup(&rcd->aspm_timer, aspm_ctx_timer_function, 0);
 	rcd->aspm_intr_supported = rcd->dd->aspm_supported &&
 		aspm_mode == ASPM_MODE_DYNAMIC &&
 		rcd->ctxt < rcd->dd->first_dyn_alloc_ctxt;

drivers/infiniband/hw/hfi1/chip.c

@@ -5538,9 +5538,9 @@ static void handle_cce_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
  * associated with them.
  */
 #define RCVERR_CHECK_TIME 10
-static void update_rcverr_timer(unsigned long opaque)
+static void update_rcverr_timer(struct timer_list *t)
 {
-	struct hfi1_devdata *dd = (struct hfi1_devdata *)opaque;
+	struct hfi1_devdata *dd = from_timer(dd, t, rcverr_timer);
 	struct hfi1_pportdata *ppd = dd->pport;
 	u32 cur_ovfl_cnt = read_dev_cntr(dd, C_RCV_OVF, CNTR_INVALID_VL);
 
@@ -5559,17 +5559,16 @@ static void update_rcverr_timer(unsigned long opaque)
 
 static int init_rcverr(struct hfi1_devdata *dd)
 {
-	setup_timer(&dd->rcverr_timer, update_rcverr_timer, (unsigned long)dd);
+	timer_setup(&dd->rcverr_timer, update_rcverr_timer, 0);
 	/* Assume the hardware counter has been reset */
 	dd->rcv_ovfl_cnt = 0;
 	return mod_timer(&dd->rcverr_timer, jiffies + HZ * RCVERR_CHECK_TIME);
 }
 
 static void free_rcverr(struct hfi1_devdata *dd)
 {
-	if (dd->rcverr_timer.data)
+	if (dd->rcverr_timer.function)
 		del_timer_sync(&dd->rcverr_timer);
-	dd->rcverr_timer.data = 0;
 }
 
 static void handle_rxe_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
@@ -12108,9 +12107,8 @@ static void free_cntrs(struct hfi1_devdata *dd)
 	struct hfi1_pportdata *ppd;
 	int i;
 
-	if (dd->synth_stats_timer.data)
+	if (dd->synth_stats_timer.function)
 		del_timer_sync(&dd->synth_stats_timer);
-	dd->synth_stats_timer.data = 0;
 	ppd = (struct hfi1_pportdata *)(dd + 1);
 	for (i = 0; i < dd->num_pports; i++, ppd++) {
 		kfree(ppd->cntrs);
@@ -12386,9 +12384,9 @@ static void do_update_synth_timer(struct work_struct *work)
 	}
 }
 
-static void update_synth_timer(unsigned long opaque)
+static void update_synth_timer(struct timer_list *t)
 {
-	struct hfi1_devdata *dd = (struct hfi1_devdata *)opaque;
+	struct hfi1_devdata *dd = from_timer(dd, t, synth_stats_timer);
 
 	queue_work(dd->update_cntr_wq, &dd->update_cntr_work);
 	mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
@@ -12406,8 +12404,7 @@ static int init_cntrs(struct hfi1_devdata *dd)
 	const int bit_type_32_sz = strlen(bit_type_32);
 
 	/* set up the stats timer; the add_timer is done at the end */
-	setup_timer(&dd->synth_stats_timer, update_synth_timer,
-		    (unsigned long)dd);
+	timer_setup(&dd->synth_stats_timer, update_synth_timer, 0);
 
 	/***********************/
 	/* per device counters */

drivers/infiniband/hw/hfi1/driver.c

@@ -1258,9 +1258,9 @@ void shutdown_led_override(struct hfi1_pportdata *ppd)
 	write_csr(dd, DCC_CFG_LED_CNTRL, 0);
 }
 
-static void run_led_override(unsigned long opaque)
+static void run_led_override(struct timer_list *t)
 {
-	struct hfi1_pportdata *ppd = (struct hfi1_pportdata *)opaque;
+	struct hfi1_pportdata *ppd = from_timer(ppd, t, led_override_timer);
 	struct hfi1_devdata *dd = ppd->dd;
 	unsigned long timeout;
 	int phase_idx;
@@ -1304,8 +1304,7 @@ void hfi1_start_led_override(struct hfi1_pportdata *ppd, unsigned int timeon,
 	 * timeout so the handler will be called soon to look at our request.
 	 */
 	if (!timer_pending(&ppd->led_override_timer)) {
-		setup_timer(&ppd->led_override_timer, run_led_override,
-			    (unsigned long)ppd);
+		timer_setup(&ppd->led_override_timer, run_led_override, 0);
 		ppd->led_override_timer.expires = jiffies + 1;
 		add_timer(&ppd->led_override_timer);
 		atomic_set(&ppd->led_override_timer_active, 1);

drivers/infiniband/hw/hfi1/init.c

@@ -1025,7 +1025,7 @@ static void stop_timers(struct hfi1_devdata *dd)
 
 	for (pidx = 0; pidx < dd->num_pports; ++pidx) {
 		ppd = dd->pport + pidx;
-		if (ppd->led_override_timer.data) {
+		if (ppd->led_override_timer.function) {
 			del_timer_sync(&ppd->led_override_timer);
 			atomic_set(&ppd->led_override_timer_active, 0);
 		}

drivers/infiniband/hw/hfi1/mad.c

@@ -399,9 +399,9 @@ static void send_trap(struct hfi1_ibport *ibp, struct trap_node *trap)
 		ib_free_send_mad(send_buf);
 }
 
-void hfi1_handle_trap_timer(unsigned long data)
+void hfi1_handle_trap_timer(struct timer_list *t)
 {
-	struct hfi1_ibport *ibp = (struct hfi1_ibport *)data;
+	struct hfi1_ibport *ibp = from_timer(ibp, t, rvp.trap_timer);
 	struct trap_node *trap = NULL;
 	unsigned long flags;
 	int i;

drivers/infiniband/hw/hfi1/mad.h

@@ -428,6 +428,6 @@ struct sc2vlnt {
 		    COUNTER_MASK(1, 4))
 
 void hfi1_event_pkey_change(struct hfi1_devdata *dd, u8 port);
-void hfi1_handle_trap_timer(unsigned long data);
+void hfi1_handle_trap_timer(struct timer_list *t);
 
 #endif				/* _HFI1_MAD_H */

drivers/infiniband/hw/hfi1/sdma.c

@@ -491,10 +491,10 @@ static void sdma_err_progress_check_schedule(struct sdma_engine *sde)
 	}
 }
 
-static void sdma_err_progress_check(unsigned long data)
+static void sdma_err_progress_check(struct timer_list *t)
 {
 	unsigned index;
-	struct sdma_engine *sde = (struct sdma_engine *)data;
+	struct sdma_engine *sde = from_timer(sde, t, err_progress_check_timer);
 
 	dd_dev_err(sde->dd, "SDE progress check event\n");
 	for (index = 0; index < sde->dd->num_sdma; index++) {
@@ -1453,8 +1453,8 @@ int sdma_init(struct hfi1_devdata *dd, u8 port)
 
 		sde->progress_check_head = 0;
 
-		setup_timer(&sde->err_progress_check_timer,
-			    sdma_err_progress_check, (unsigned long)sde);
+		timer_setup(&sde->err_progress_check_timer,
+			    sdma_err_progress_check, 0);
 
 		sde->descq = dma_zalloc_coherent(
 			&dd->pcidev->dev,

drivers/infiniband/hw/hfi1/verbs.c

@@ -670,9 +670,9 @@ void hfi1_16B_rcv(struct hfi1_packet *packet)
  * This is called from a timer to check for QPs
  * which need kernel memory in order to send a packet.
  */
-static void mem_timer(unsigned long data)
+static void mem_timer(struct timer_list *t)
 {
-	struct hfi1_ibdev *dev = (struct hfi1_ibdev *)data;
+	struct hfi1_ibdev *dev = from_timer(dev, t, mem_timer);
 	struct list_head *list = &dev->memwait;
 	struct rvt_qp *qp = NULL;
 	struct iowait *wait;
@@ -1620,8 +1620,7 @@ static void init_ibport(struct hfi1_pportdata *ppd)
 
 	for (i = 0; i < RVT_MAX_TRAP_LISTS ; i++)
 		INIT_LIST_HEAD(&ibp->rvp.trap_lists[i].list);
-	setup_timer(&ibp->rvp.trap_timer, hfi1_handle_trap_timer,
-		    (unsigned long)ibp);
+	timer_setup(&ibp->rvp.trap_timer, hfi1_handle_trap_timer, 0);
 
 	spin_lock_init(&ibp->rvp.lock);
 	/* Set the prefix to the default value (see ch. 4.1.1) */
@@ -1828,7 +1827,7 @@ int hfi1_register_ib_device(struct hfi1_devdata *dd)
 
 	/* Only need to initialize non-zero fields. */
 
-	setup_timer(&dev->mem_timer, mem_timer, (unsigned long)dev);
+	timer_setup(&dev->mem_timer, mem_timer, 0);
 
 	seqlock_init(&dev->iowait_lock);
 	seqlock_init(&dev->txwait_lock);

drivers/infiniband/hw/i40iw/i40iw_cm.c

@@ -1188,15 +1188,15 @@ static void i40iw_handle_close_entry(struct i40iw_cm_node *cm_node, u32 rem_node
  * i40iw_cm_timer_tick - system's timer expired callback
  * @pass: Pointing to cm_core
  */
-static void i40iw_cm_timer_tick(unsigned long pass)
+static void i40iw_cm_timer_tick(struct timer_list *t)
 {
 	unsigned long nexttimeout = jiffies + I40IW_LONG_TIME;
 	struct i40iw_cm_node *cm_node;
 	struct i40iw_timer_entry *send_entry, *close_entry;
 	struct list_head *list_core_temp;
 	struct i40iw_sc_vsi *vsi;
 	struct list_head *list_node;
-	struct i40iw_cm_core *cm_core = (struct i40iw_cm_core *)pass;
+	struct i40iw_cm_core *cm_core = from_timer(cm_core, t, tcp_timer);
 	u32 settimer = 0;
 	unsigned long timetosend;
 	unsigned long flags;
@@ -3201,8 +3201,7 @@ void i40iw_setup_cm_core(struct i40iw_device *iwdev)
 	INIT_LIST_HEAD(&cm_core->connected_nodes);
 	INIT_LIST_HEAD(&cm_core->listen_nodes);
 
-	setup_timer(&cm_core->tcp_timer, i40iw_cm_timer_tick,
-		    (unsigned long)cm_core);
+	timer_setup(&cm_core->tcp_timer, i40iw_cm_timer_tick, 0);
 
 	spin_lock_init(&cm_core->ht_lock);
 	spin_lock_init(&cm_core->listen_list_lock);

drivers/infiniband/hw/i40iw/i40iw_ctrl.c

@@ -4873,6 +4873,7 @@ enum i40iw_status_code i40iw_vsi_stats_init(struct i40iw_sc_vsi *vsi, struct i40
 
 	vsi->pestat = info->pestat;
 	vsi->pestat->hw = vsi->dev->hw;
+	vsi->pestat->vsi = vsi;
 
 	if (info->stats_initialize) {
 		i40iw_hw_stats_init(vsi->pestat, fcn_id, true);

drivers/infiniband/hw/i40iw/i40iw_type.h

@@ -250,6 +250,7 @@ struct i40iw_vsi_pestat {
 	struct i40iw_dev_hw_stats last_read_hw_stats;
 	struct i40iw_dev_hw_stats_offsets hw_stats_offsets;
 	struct timer_list stats_timer;
+	struct i40iw_sc_vsi *vsi;
 	spinlock_t lock; /* rdma stats lock */
 };