IB/ipath: Fix some white space and code style issues

This patch makes some white space changes and minor non-functional
changes to more closely match the code in OFED-1.3.

Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

drivers/infiniband/hw/ipath/ipath_driver.c

@@ -627,7 +627,8 @@ static int __devinit ipath_init_one(struct pci_dev *pdev,
 	goto bail;
 
 bail_irqsetup:
-	if (pdev->irq) free_irq(pdev->irq, dd);
+	if (pdev->irq)
+		free_irq(pdev->irq, dd);
 
 bail_iounmap:
 	iounmap((volatile void __iomem *) dd->ipath_kregbase);
@@ -1704,7 +1705,10 @@ bail:
 void ipath_cancel_sends(struct ipath_devdata *dd, int restore_sendctrl)
 {
 	ipath_dbg("Cancelling all in-progress send buffers\n");
-	dd->ipath_lastcancel = jiffies+HZ/2; /* skip armlaunch errs a bit */
+
+	/* skip armlaunch errs for a while */
+	dd->ipath_lastcancel = jiffies + HZ / 2;
+
 	/*
 	 * the abort bit is auto-clearing.  We read scratch to be sure
 	 * that cancels and the abort have taken effect in the chip.
@@ -2070,9 +2074,8 @@ void ipath_set_led_override(struct ipath_devdata *dd, unsigned int val)
 		dd->ipath_led_override_timer.data = (unsigned long) dd;
 		dd->ipath_led_override_timer.expires = jiffies + 1;
 		add_timer(&dd->ipath_led_override_timer);
-	} else {
+	} else
 		atomic_dec(&dd->ipath_led_override_timer_active);
-	}
 }
 
 /**
@@ -2220,12 +2223,12 @@ void ipath_free_pddata(struct ipath_devdata *dd, struct ipath_portdata *pd)
 			   "ipath_port0_skbinfo @ %p\n", pd->port_port,
 			   skbinfo);
 		for (e = 0; e < dd->ipath_rcvegrcnt; e++)
-		if (skbinfo[e].skb) {
-			pci_unmap_single(dd->pcidev, skbinfo[e].phys,
-					 dd->ipath_ibmaxlen,
-					 PCI_DMA_FROMDEVICE);
-			dev_kfree_skb(skbinfo[e].skb);
-		}
+			if (skbinfo[e].skb) {
+				pci_unmap_single(dd->pcidev, skbinfo[e].phys,
+						 dd->ipath_ibmaxlen,
+						 PCI_DMA_FROMDEVICE);
+				dev_kfree_skb(skbinfo[e].skb);
+			}
 		vfree(skbinfo);
 	}
 	kfree(pd->port_tid_pg_list);
@@ -2468,10 +2471,10 @@ void ipath_hol_event(unsigned long opaque)
 int ipath_set_rx_pol_inv(struct ipath_devdata *dd, u8 new_pol_inv)
 {
 	u64 val;
-	if ( new_pol_inv > INFINIPATH_XGXS_RX_POL_MASK ) {
+
+	if (new_pol_inv > INFINIPATH_XGXS_RX_POL_MASK)
 		return -1;
-	}
-	if ( dd->ipath_rx_pol_inv != new_pol_inv ) {
+	if (dd->ipath_rx_pol_inv != new_pol_inv) {
 		dd->ipath_rx_pol_inv = new_pol_inv;
 		val = ipath_read_kreg64(dd, dd->ipath_kregs->kr_xgxsconfig);
 		val &= ~(INFINIPATH_XGXS_RX_POL_MASK <<

drivers/infiniband/hw/ipath/ipath_init_chip.c

@@ -645,7 +645,6 @@ done:
 	return ret;
 }
 
-
 /**
  * ipath_init_chip - do the actual initialization sequence on the chip
  * @dd: the infinipath device
@@ -754,7 +753,7 @@ int ipath_init_chip(struct ipath_devdata *dd, int reinit)
 
 	dd->ipath_f_early_init(dd);
 	/*
-	 * cancel any possible active sends from early driver load.
+	 * Cancel any possible active sends from early driver load.
 	 * Follows early_init because some chips have to initialize
 	 * PIO buffers in early_init to avoid false parity errors.
 	 */
@@ -884,7 +883,7 @@ int ipath_init_chip(struct ipath_devdata *dd, int reinit)
 			&dd->pcidev->dev, pd->port_rcvhdrq_size,
 			&dd->ipath_dummy_hdrq_phys,
 			gfp_flags);
-		if (!dd->ipath_dummy_hdrq ) {
+		if (!dd->ipath_dummy_hdrq) {
 			dev_info(&dd->pcidev->dev,
 				"Couldn't allocate 0x%lx bytes for dummy hdrq\n",
 				pd->port_rcvhdrq_size);
@@ -899,7 +898,7 @@ int ipath_init_chip(struct ipath_devdata *dd, int reinit)
 	 */
 	ipath_write_kreg(dd, dd->ipath_kregs->kr_intclear, 0ULL);
 
-	if(!dd->ipath_stats_timer_active) {
+	if (!dd->ipath_stats_timer_active) {
 		/*
 		 * first init, or after an admin disable/enable
 		 * set up stats retrieval timer, even if we had errors

drivers/infiniband/hw/ipath/ipath_intr.c

@@ -590,18 +590,19 @@ static int handle_errors(struct ipath_devdata *dd, ipath_err_t errs)
 		 * ones on this particular interrupt, which also isn't great
 		 */
 		dd->ipath_maskederrs |= dd->ipath_lasterror | errs;
+
 		dd->ipath_errormask &= ~dd->ipath_maskederrs;
 		ipath_write_kreg(dd, dd->ipath_kregs->kr_errormask,
-			dd->ipath_errormask);
+				 dd->ipath_errormask);
 		s_iserr = ipath_decode_err(msg, sizeof msg,
-			dd->ipath_maskederrs);
+					   dd->ipath_maskederrs);
 
 		if (dd->ipath_maskederrs &
-			~(INFINIPATH_E_RRCVEGRFULL |
-			INFINIPATH_E_RRCVHDRFULL | INFINIPATH_E_PKTERRS))
+		    ~(INFINIPATH_E_RRCVEGRFULL |
+		      INFINIPATH_E_RRCVHDRFULL | INFINIPATH_E_PKTERRS))
 			ipath_dev_err(dd, "Temporarily disabling "
 			    "error(s) %llx reporting; too frequent (%s)\n",
-				(unsigned long long)dd->ipath_maskederrs,
+				(unsigned long long) dd->ipath_maskederrs,
 				msg);
 		else {
 			/*
@@ -786,7 +787,6 @@ static int handle_errors(struct ipath_devdata *dd, ipath_err_t errs)
 	return chkerrpkts;
 }
 
-
 /*
  * try to cleanup as much as possible for anything that might have gone
  * wrong while in freeze mode, such as pio buffers being written by user
@@ -974,6 +974,7 @@ static void handle_urcv(struct ipath_devdata *dd, u32 istat)
 		   dd->ipath_i_rcvurg_mask);
 	for (i = 1; i < dd->ipath_cfgports; i++) {
 		struct ipath_portdata *pd = dd->ipath_pd[i];
+
 		if (portr & (1 << i) && pd && pd->port_cnt) {
 			if (test_and_clear_bit(IPATH_PORT_WAITING_RCV,
 					       &pd->port_flag)) {
@@ -1095,8 +1096,7 @@ irqreturn_t ipath_intr(int irq, void *data)
 
 		gpiostatus = ipath_read_kreg32(
 			dd, dd->ipath_kregs->kr_gpio_status);
-		/* First the error-counter case.
-		 */
+		/* First the error-counter case. */
 		if ((gpiostatus & IPATH_GPIO_ERRINTR_MASK) &&
 		    (dd->ipath_flags & IPATH_GPIO_ERRINTRS)) {
 			/* want to clear the bits we see asserted. */

drivers/infiniband/hw/ipath/ipath_kernel.h

@@ -811,7 +811,7 @@ void ipath_hol_event(unsigned long);
  */
 		/* chip can report link latency (IB 1.2) */
 #define IPATH_HAS_LINK_LATENCY 0x1
-/* The chip is up and initted */
+		/* The chip is up and initted */
 #define IPATH_INITTED       0x2
 		/* set if any user code has set kr_rcvhdrsize */
 #define IPATH_RCVHDRSZ_SET  0x4
@@ -1147,7 +1147,7 @@ extern struct mutex ipath_mutex;
 
 # define __IPATH_DBG_WHICH(which,fmt,...) \
 	do { \
-		if(unlikely(ipath_debug&(which))) \
+		if (unlikely(ipath_debug & (which))) \
 			printk(KERN_DEBUG IPATH_DRV_NAME ": %s: " fmt, \
 			       __func__,##__VA_ARGS__); \
 	} while(0)

drivers/infiniband/hw/ipath/ipath_registers.h

@@ -186,8 +186,8 @@
 #define INFINIPATH_IBCC_LINKINITCMD_SLEEP 3
 #define INFINIPATH_IBCC_LINKINITCMD_SHIFT 16
 #define INFINIPATH_IBCC_LINKCMD_MASK 0x3ULL
-#define INFINIPATH_IBCC_LINKCMD_DOWN 1	/* move to 0x11 */
-#define INFINIPATH_IBCC_LINKCMD_ARMED 2	/* move to 0x21 */
+#define INFINIPATH_IBCC_LINKCMD_DOWN 1		/* move to 0x11 */
+#define INFINIPATH_IBCC_LINKCMD_ARMED 2		/* move to 0x21 */
 #define INFINIPATH_IBCC_LINKCMD_ACTIVE 3	/* move to 0x31 */
 #define INFINIPATH_IBCC_LINKCMD_SHIFT 18
 #define INFINIPATH_IBCC_MAXPKTLEN_MASK 0x7FFULL

drivers/infiniband/hw/ipath/ipath_stats.c

@@ -293,8 +293,8 @@ void ipath_get_faststats(unsigned long opaque)
 		iserr = ipath_decode_err(ebuf, sizeof ebuf,
 			dd->ipath_maskederrs);
 		if (dd->ipath_maskederrs &
-				~(INFINIPATH_E_RRCVEGRFULL | INFINIPATH_E_RRCVHDRFULL |
-				INFINIPATH_E_PKTERRS ))
+		    ~(INFINIPATH_E_RRCVEGRFULL | INFINIPATH_E_RRCVHDRFULL |
+		      INFINIPATH_E_PKTERRS))
 			ipath_dev_err(dd, "Re-enabling masked errors "
 				      "(%s)\n", ebuf);
 		else {
@@ -306,17 +306,18 @@ void ipath_get_faststats(unsigned long opaque)
 			 * level.
 			 */
 			if (iserr)
-					ipath_dbg("Re-enabling queue full errors (%s)\n",
-							ebuf);
+				ipath_dbg(
+					"Re-enabling queue full errors (%s)\n",
+					ebuf);
 			else
 				ipath_cdbg(ERRPKT, "Re-enabling packet"
-						" problem interrupt (%s)\n", ebuf);
+					" problem interrupt (%s)\n", ebuf);
 		}
 
 		/* re-enable masked errors */
 		dd->ipath_errormask |= dd->ipath_maskederrs;
 		ipath_write_kreg(dd, dd->ipath_kregs->kr_errormask,
-			dd->ipath_errormask);
+				 dd->ipath_errormask);
 		dd->ipath_maskederrs = 0;
 	}