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2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 
 kernel/drivers/net/ethernet/via/via-velocity.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  * This code is derived from the VIA reference driver (copyright message
34  * below) provided to Red Hat by VIA Networking Technologies, Inc. for
....@@ -24,23 +25,14 @@
2425  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
2526  * All rights reserved.
2627  *
27
- * This software may be redistributed and/or modified under
28
- * the terms of the GNU General Public License as published by the Free
29
- * Software Foundation; either version 2 of the License, or
30
- * any later version.
31
- *
32
- * This program is distributed in the hope that it will be useful, but
33
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
34
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
35
- * for more details.
36
- *
3728  * Author: Chuang Liang-Shing, AJ Jiang
3829  *
3930  * Date: Jan 24, 2003
4031  *
4132  * MODULE_LICENSE("GPL");
42
- *
4333  */
34
+
35
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
4436 
4537 #include <linux/module.h>
4638 #include <linux/types.h>
....@@ -90,7 +82,6 @@
9082 };
9183 
9284 static int velocity_nics;
93
-static int msglevel = MSG_LEVEL_INFO;
9485 
9586 static void velocity_set_power_state(struct velocity_info *vptr, char state)
9687 {
....@@ -381,7 +372,7 @@
381372 
382373 MODULE_DEVICE_TABLE(pci, velocity_pci_id_table);
383374 
384
-/**
375
+/*
385376  *	Describe the OF device identifiers that we support in this
386377  *	device driver. Used for devicetree nodes.
387378  */
....@@ -393,7 +384,7 @@
393384 
394385 /**
395386  *	get_chip_name	- 	identifier to name
396
- *	@id: chip identifier
387
+ *	@chip_id: chip identifier
397388  *
398389  *	Given a chip identifier return a suitable description. Returns
399390  *	a pointer a static string valid while the driver is loaded.
....@@ -415,24 +406,22 @@
415406  *	@max: highest value allowed
416407  *	@def: default value
417408  *	@name: property name
418
- *	@dev: device name
419409  *
420410  *	Set an integer property in the module options. This function does
421411  *	all the verification and checking as well as reporting so that
422412  *	we don't duplicate code for each option.
423413  */
424414 static void velocity_set_int_opt(int *opt, int val, int min, int max, int def,
425
-				 char *name, const char *devname)
415
+				 char *name)
426416 {
427417 	if (val == -1)
428418 		*opt = def;
429419 	else if (val < min || val > max) {
430
-		VELOCITY_PRT(MSG_LEVEL_INFO, KERN_NOTICE "%s: the value of parameter %s is invalid, the valid range is (%d-%d)\n",
431
-					devname, name, min, max);
420
+		pr_notice("the value of parameter %s is invalid, the valid range is (%d-%d)\n",
421
+			  name, min, max);
432422 		*opt = def;
433423 	} else {
434
-		VELOCITY_PRT(MSG_LEVEL_INFO, KERN_INFO "%s: set value of parameter %s to %d\n",
435
-					devname, name, val);
424
+		pr_info("set value of parameter %s to %d\n", name, val);
436425 		*opt = val;
437426 	}
438427 }
....@@ -444,25 +433,24 @@
444433  *	@def: default value (yes/no)
445434  *	@flag: numeric value to set for true.
446435  *	@name: property name
447
- *	@dev: device name
448436  *
449437  *	Set a boolean property in the module options. This function does
450438  *	all the verification and checking as well as reporting so that
451439  *	we don't duplicate code for each option.
452440  */
453441 static void velocity_set_bool_opt(u32 *opt, int val, int def, u32 flag,
454
-				  char *name, const char *devname)
442
+				  char *name)
455443 {
456444 	(*opt) &= (~flag);
457445 	if (val == -1)
458446 		*opt |= (def ? flag : 0);
459447 	else if (val < 0 || val > 1) {
460
-		printk(KERN_NOTICE "%s: the value of parameter %s is invalid, the valid range is (0-1)\n",
461
-			devname, name);
448
+		pr_notice("the value of parameter %s is invalid, the valid range is (%d-%d)\n",
449
+			  name, 0, 1);
462450 		*opt |= (def ? flag : 0);
463451 	} else {
464
-		printk(KERN_INFO "%s: set parameter %s to %s\n",
465
-			devname, name, val ? "TRUE" : "FALSE");
452
+		pr_info("set parameter %s to %s\n",
453
+			name, val ? "TRUE" : "FALSE");
466454 		*opt |= (val ? flag : 0);
467455 	}
468456 }
....@@ -471,24 +459,38 @@
471459  *	velocity_get_options	-	set options on device
472460  *	@opts: option structure for the device
473461  *	@index: index of option to use in module options array
474
- *	@devname: device name
475462  *
476463  *	Turn the module and command options into a single structure
477464  *	for the current device
478465  */
479
-static void velocity_get_options(struct velocity_opt *opts, int index,
480
-				 const char *devname)
466
+static void velocity_get_options(struct velocity_opt *opts, int index)
481467 {
482468 
483
-	velocity_set_int_opt(&opts->rx_thresh, rx_thresh[index], RX_THRESH_MIN, RX_THRESH_MAX, RX_THRESH_DEF, "rx_thresh", devname);
484
-	velocity_set_int_opt(&opts->DMA_length, DMA_length[index], DMA_LENGTH_MIN, DMA_LENGTH_MAX, DMA_LENGTH_DEF, "DMA_length", devname);
485
-	velocity_set_int_opt(&opts->numrx, RxDescriptors[index], RX_DESC_MIN, RX_DESC_MAX, RX_DESC_DEF, "RxDescriptors", devname);
486
-	velocity_set_int_opt(&opts->numtx, TxDescriptors[index], TX_DESC_MIN, TX_DESC_MAX, TX_DESC_DEF, "TxDescriptors", devname);
469
+	velocity_set_int_opt(&opts->rx_thresh, rx_thresh[index],
470
+			     RX_THRESH_MIN, RX_THRESH_MAX, RX_THRESH_DEF,
471
+			     "rx_thresh");
472
+	velocity_set_int_opt(&opts->DMA_length, DMA_length[index],
473
+			     DMA_LENGTH_MIN, DMA_LENGTH_MAX, DMA_LENGTH_DEF,
474
+			     "DMA_length");
475
+	velocity_set_int_opt(&opts->numrx, RxDescriptors[index],
476
+			     RX_DESC_MIN, RX_DESC_MAX, RX_DESC_DEF,
477
+			     "RxDescriptors");
478
+	velocity_set_int_opt(&opts->numtx, TxDescriptors[index],
479
+			     TX_DESC_MIN, TX_DESC_MAX, TX_DESC_DEF,
480
+			     "TxDescriptors");
487481 
488
-	velocity_set_int_opt(&opts->flow_cntl, flow_control[index], FLOW_CNTL_MIN, FLOW_CNTL_MAX, FLOW_CNTL_DEF, "flow_control", devname);
489
-	velocity_set_bool_opt(&opts->flags, IP_byte_align[index], IP_ALIG_DEF, VELOCITY_FLAGS_IP_ALIGN, "IP_byte_align", devname);
490
-	velocity_set_int_opt((int *) &opts->spd_dpx, speed_duplex[index], MED_LNK_MIN, MED_LNK_MAX, MED_LNK_DEF, "Media link mode", devname);
491
-	velocity_set_int_opt(&opts->wol_opts, wol_opts[index], WOL_OPT_MIN, WOL_OPT_MAX, WOL_OPT_DEF, "Wake On Lan options", devname);
482
+	velocity_set_int_opt(&opts->flow_cntl, flow_control[index],
483
+			     FLOW_CNTL_MIN, FLOW_CNTL_MAX, FLOW_CNTL_DEF,
484
+			     "flow_control");
485
+	velocity_set_bool_opt(&opts->flags, IP_byte_align[index],
486
+			      IP_ALIG_DEF, VELOCITY_FLAGS_IP_ALIGN,
487
+			      "IP_byte_align");
488
+	velocity_set_int_opt((int *) &opts->spd_dpx, speed_duplex[index],
489
+			     MED_LNK_MIN, MED_LNK_MAX, MED_LNK_DEF,
490
+			     "Media link mode");
491
+	velocity_set_int_opt(&opts->wol_opts, wol_opts[index],
492
+			     WOL_OPT_MIN, WOL_OPT_MAX, WOL_OPT_DEF,
493
+			     "Wake On Lan options");
492494 	opts->numrx = (opts->numrx & ~3);
493495 }
494496 
....@@ -746,7 +748,7 @@
746748 /**
747749  *	velocity_mii_write	-	write MII data
748750  *	@regs: velocity registers
749
- *	@index: MII register index
751
+ *	@mii_addr: MII register index
750752  *	@data: 16bit data for the MII register
751753  *
752754  *	Perform a single write to an MII 16bit register. Returns zero
....@@ -867,6 +869,7 @@
867869 
868870 /**
869871  *	velocity_set_media_mode		-	set media mode
872
+ *	@vptr: velocity adapter
870873  *	@mii_status: old MII link state
871874  *
872875  *	Check the media link state and configure the flow control
....@@ -889,7 +892,7 @@
889892 	 *	If connection type is AUTO
890893 	 */
891894 	if (mii_status & VELOCITY_AUTONEG_ENABLE) {
892
-		VELOCITY_PRT(MSG_LEVEL_INFO, "Velocity is AUTO mode\n");
895
+		netdev_info(vptr->netdev, "Velocity is in AUTO mode\n");
893896 		/* clear force MAC mode bit */
894897 		BYTE_REG_BITS_OFF(CHIPGCR_FCMODE, &regs->CHIPGCR);
895898 		/* set duplex mode of MAC according to duplex mode of MII */
....@@ -924,12 +927,14 @@
924927 		if (mii_status & VELOCITY_DUPLEX_FULL) {
925928 			CHIPGCR |= CHIPGCR_FCFDX;
926929 			writeb(CHIPGCR, &regs->CHIPGCR);
927
-			VELOCITY_PRT(MSG_LEVEL_INFO, "set Velocity to forced full mode\n");
930
+			netdev_info(vptr->netdev,
931
+				    "set Velocity to forced full mode\n");
928932 			if (vptr->rev_id < REV_ID_VT3216_A0)
929933 				BYTE_REG_BITS_OFF(TCR_TB2BDIS, &regs->TCR);
930934 		} else {
931935 			CHIPGCR &= ~CHIPGCR_FCFDX;
932
-			VELOCITY_PRT(MSG_LEVEL_INFO, "set Velocity to forced half mode\n");
936
+			netdev_info(vptr->netdev,
937
+				    "set Velocity to forced half mode\n");
933938 			writeb(CHIPGCR, &regs->CHIPGCR);
934939 			if (vptr->rev_id < REV_ID_VT3216_A0)
935940 				BYTE_REG_BITS_ON(TCR_TB2BDIS, &regs->TCR);
....@@ -982,45 +987,61 @@
982987  */
983988 static void velocity_print_link_status(struct velocity_info *vptr)
984989 {
990
+	const char *link;
991
+	const char *speed;
992
+	const char *duplex;
985993 
986994 	if (vptr->mii_status & VELOCITY_LINK_FAIL) {
987
-		VELOCITY_PRT(MSG_LEVEL_INFO, KERN_NOTICE "%s: failed to detect cable link\n", vptr->netdev->name);
988
-	} else if (vptr->options.spd_dpx == SPD_DPX_AUTO) {
989
-		VELOCITY_PRT(MSG_LEVEL_INFO, KERN_NOTICE "%s: Link auto-negotiation", vptr->netdev->name);
995
+		netdev_notice(vptr->netdev, "failed to detect cable link\n");
996
+		return;
997
+	}
998
+
999
+	if (vptr->options.spd_dpx == SPD_DPX_AUTO) {
1000
+		link = "auto-negotiation";
9901001 
9911002 		if (vptr->mii_status & VELOCITY_SPEED_1000)
992
-			VELOCITY_PRT(MSG_LEVEL_INFO, " speed 1000M bps");
1003
+			speed = "1000";
9931004 		else if (vptr->mii_status & VELOCITY_SPEED_100)
994
-			VELOCITY_PRT(MSG_LEVEL_INFO, " speed 100M bps");
1005
+			speed = "100";
9951006 		else
996
-			VELOCITY_PRT(MSG_LEVEL_INFO, " speed 10M bps");
1007
+			speed = "10";
9971008 
9981009 		if (vptr->mii_status & VELOCITY_DUPLEX_FULL)
999
-			VELOCITY_PRT(MSG_LEVEL_INFO, " full duplex\n");
1010
+			duplex = "full";
10001011 		else
1001
-			VELOCITY_PRT(MSG_LEVEL_INFO, " half duplex\n");
1012
+			duplex = "half";
10021013 	} else {
1003
-		VELOCITY_PRT(MSG_LEVEL_INFO, KERN_NOTICE "%s: Link forced", vptr->netdev->name);
1014
+		link = "forced";
1015
+
10041016 		switch (vptr->options.spd_dpx) {
10051017 		case SPD_DPX_1000_FULL:
1006
-			VELOCITY_PRT(MSG_LEVEL_INFO, " speed 1000M bps full duplex\n");
1018
+			speed = "1000";
1019
+			duplex = "full";
10071020 			break;
10081021 		case SPD_DPX_100_HALF:
1009
-			VELOCITY_PRT(MSG_LEVEL_INFO, " speed 100M bps half duplex\n");
1022
+			speed = "100";
1023
+			duplex = "half";
10101024 			break;
10111025 		case SPD_DPX_100_FULL:
1012
-			VELOCITY_PRT(MSG_LEVEL_INFO, " speed 100M bps full duplex\n");
1026
+			speed = "100";
1027
+			duplex = "full";
10131028 			break;
10141029 		case SPD_DPX_10_HALF:
1015
-			VELOCITY_PRT(MSG_LEVEL_INFO, " speed 10M bps half duplex\n");
1030
+			speed = "10";
1031
+			duplex = "half";
10161032 			break;
10171033 		case SPD_DPX_10_FULL:
1018
-			VELOCITY_PRT(MSG_LEVEL_INFO, " speed 10M bps full duplex\n");
1034
+			speed = "10";
1035
+			duplex = "full";
10191036 			break;
10201037 		default:
1038
+			speed = "unknown";
1039
+			duplex = "unknown";
10211040 			break;
10221041 		}
10231042 	}
1043
+	netdev_notice(vptr->netdev, "Link %s speed %sM bps %s duplex\n",
1044
+		      link, speed, duplex);
10241045 }
10251046 
10261047 /**
....@@ -1236,6 +1257,7 @@
12361257 
12371258 /**
12381259  * setup_queue_timers	-	Setup interrupt timers
1260
+ * @vptr: velocity adapter
12391261  *
12401262  * Setup interrupt frequency during suppression (timeout if the frame
12411263  * count isn't filled).
....@@ -1260,8 +1282,7 @@
12601282 
12611283 /**
12621284  * setup_adaptive_interrupts  -  Setup interrupt suppression
1263
- *
1264
- * @vptr velocity adapter
1285
+ * @vptr: velocity adapter
12651286  *
12661287  * The velocity is able to suppress interrupt during high interrupt load.
12671288  * This function turns on that feature.
....@@ -1618,8 +1639,7 @@
16181639 	velocity_init_rx_ring_indexes(vptr);
16191640 
16201641 	if (velocity_rx_refill(vptr) != vptr->options.numrx) {
1621
-		VELOCITY_PRT(MSG_LEVEL_ERR, KERN_ERR
1622
-			"%s: failed to allocate RX buffer.\n", vptr->netdev->name);
1642
+		netdev_err(vptr->netdev, "failed to allocate RX buffer\n");
16231643 		velocity_free_rd_ring(vptr);
16241644 		goto out;
16251645 	}
....@@ -1703,6 +1723,7 @@
17031723  *	velocity_free_tx_buf	-	free transmit buffer
17041724  *	@vptr: velocity
17051725  *	@tdinfo: buffer
1726
+ *	@td: transmit descriptor to free
17061727  *
17071728  *	Release an transmit buffer. If the buffer was preallocated then
17081729  *	recycle it, if not then unmap the buffer.
....@@ -1727,7 +1748,7 @@
17271748 		dma_unmap_single(vptr->dev, tdinfo->skb_dma[i],
17281749 				 le16_to_cpu(pktlen), DMA_TO_DEVICE);
17291750 	}
1730
-	dev_kfree_skb_irq(skb);
1751
+	dev_consume_skb_irq(skb);
17311752 	tdinfo->skb = NULL;
17321753 }
17331754 
....@@ -1802,7 +1823,8 @@
18021823 	if (status & ISR_TXSTLI) {
18031824 		struct mac_regs __iomem *regs = vptr->mac_regs;
18041825 
1805
-		printk(KERN_ERR "TD structure error TDindex=%hx\n", readw(&regs->TDIdx[0]));
1826
+		netdev_err(vptr->netdev, "TD structure error TDindex=%hx\n",
1827
+			   readw(&regs->TDIdx[0]));
18061828 		BYTE_REG_BITS_ON(TXESR_TDSTR, &regs->TXESR);
18071829 		writew(TRDCSR_RUN, &regs->TDCSRClr);
18081830 		netif_stop_queue(vptr->netdev);
....@@ -1876,7 +1898,7 @@
18761898 
18771899 /**
18781900  *	tx_srv		-	transmit interrupt service
1879
- *	@vptr; Velocity
1901
+ *	@vptr: Velocity
18801902  *
18811903  *	Scan the queues looking for transmitted packets that
18821904  *	we can complete and clean up. Update any statistics as
....@@ -1970,8 +1992,7 @@
19701992  *	velocity_rx_copy	-	in place Rx copy for small packets
19711993  *	@rx_skb: network layer packet buffer candidate
19721994  *	@pkt_size: received data size
1973
- *	@rd: receive packet descriptor
1974
- *	@dev: network device
1995
+ *	@vptr: velocity adapter
19751996  *
19761997  *	Replace the current skb that is scheduled for Rx processing by a
19771998  *	shorter, immediately allocated skb, if the received packet is small
....@@ -2033,7 +2054,7 @@
20332054 
20342055 	if (unlikely(rd->rdesc0.RSR & (RSR_STP | RSR_EDP | RSR_RL))) {
20352056 		if (rd->rdesc0.RSR & (RSR_STP | RSR_EDP))
2036
-			VELOCITY_PRT(MSG_LEVEL_VERBOSE, KERN_ERR " %s : the received frame spans multiple RDs.\n", vptr->netdev->name);
2057
+			netdev_err(vptr->netdev, "received frame spans multiple RDs\n");
20372058 		stats->rx_length_errors++;
20382059 		return -EINVAL;
20392060 	}
....@@ -2077,6 +2098,7 @@
20772098 /**
20782099  *	velocity_rx_srv		-	service RX interrupt
20792100  *	@vptr: velocity
2101
+ *	@budget_left: remaining budget
20802102  *
20812103  *	Walk the receive ring of the velocity adapter and remove
20822104  *	any received packets from the receive queue. Hand the ring
....@@ -2625,7 +2647,6 @@
26252647 
26262648 /**
26272649  *	velocity_init_info	-	init private data
2628
- *	@pdev: PCI device
26292650  *	@vptr: Velocity info
26302651  *	@info: Board type
26312652  *
....@@ -2644,7 +2665,6 @@
26442665 /**
26452666  *	velocity_get_pci_info	-	retrieve PCI info for device
26462667  *	@vptr: velocity device
2647
- *	@pdev: PCI device it matches
26482668  *
26492669  *	Retrieve the PCI configuration space data that interests us from
26502670  *	the kernel PCI layer
....@@ -2681,7 +2701,6 @@
26812701 /**
26822702  *	velocity_get_platform_info - retrieve platform info for device
26832703  *	@vptr: velocity device
2684
- *	@pdev: platform device it matches
26852704  *
26862705  *	Retrieve the Platform configuration data that interests us
26872706  */
....@@ -2718,11 +2737,8 @@
27182737  */
27192738 static void velocity_print_info(struct velocity_info *vptr)
27202739 {
2721
-	struct net_device *dev = vptr->netdev;
2722
-
2723
-	printk(KERN_INFO "%s: %s\n", dev->name, get_chip_name(vptr->chip_id));
2724
-	printk(KERN_INFO "%s: Ethernet Address: %pM\n",
2725
-		dev->name, dev->dev_addr);
2740
+	netdev_info(vptr->netdev, "%s - Ethernet Address: %pM\n",
2741
+		    get_chip_name(vptr->chip_id), vptr->netdev->dev_addr);
27262742 }
27272743 
27282744 static u32 velocity_get_link(struct net_device *dev)
....@@ -2734,8 +2750,9 @@
27342750 
27352751 /**
27362752  *	velocity_probe - set up discovered velocity device
2737
- *	@pdev: PCI device
2738
- *	@ent: PCI device table entry that matched
2753
+ *	@dev: PCI device
2754
+ *	@info: table of match
2755
+ *	@irq: interrupt info
27392756  *	@bustype: bus that device is connected to
27402757  *
27412758  *	Configure a discovered adapter from scratch. Return a negative
....@@ -2745,10 +2762,8 @@
27452762 			   const struct velocity_info_tbl *info,
27462763 			   enum velocity_bus_type bustype)
27472764 {
2748
-	static int first = 1;
27492765 	struct net_device *netdev;
27502766 	int i;
2751
-	const char *drv_string;
27522767 	struct velocity_info *vptr;
27532768 	struct mac_regs __iomem *regs;
27542769 	int ret = -ENOMEM;
....@@ -2770,13 +2785,9 @@
27702785 	SET_NETDEV_DEV(netdev, dev);
27712786 	vptr = netdev_priv(netdev);
27722787 
2773
-	if (first) {
2774
-		printk(KERN_INFO "%s Ver. %s\n",
2775
-			VELOCITY_FULL_DRV_NAM, VELOCITY_VERSION);
2776
-		printk(KERN_INFO "Copyright (c) 2002, 2003 VIA Networking Technologies, Inc.\n");
2777
-		printk(KERN_INFO "Copyright (c) 2004 Red Hat Inc.\n");
2778
-		first = 0;
2779
-	}
2788
+	pr_info_once("%s Ver. %s\n", VELOCITY_FULL_DRV_NAM, VELOCITY_VERSION);
2789
+	pr_info_once("Copyright (c) 2002, 2003 VIA Networking Technologies, Inc.\n");
2790
+	pr_info_once("Copyright (c) 2004 Red Hat Inc.\n");
27802791 
27812792 	netdev->irq = irq;
27822793 	vptr->netdev = netdev;
....@@ -2812,9 +2823,7 @@
28122823 		netdev->dev_addr[i] = readb(&regs->PAR[i]);
28132824 
28142825 
2815
-	drv_string = dev_driver_string(dev);
2816
-
2817
-	velocity_get_options(&vptr->options, velocity_nics, drv_string);
2826
+	velocity_get_options(&vptr->options, velocity_nics);
28182827 
28192828 	/*
28202829 	 *	Mask out the options cannot be set to the chip
....@@ -2960,6 +2969,7 @@
29602969 #ifdef CONFIG_PM_SLEEP
29612970 /**
29622971  *	wol_calc_crc		-	WOL CRC
2972
+ *	@size: size of the wake mask
29632973  *	@pattern: data pattern
29642974  *	@mask_pattern: mask
29652975  *
....@@ -3254,12 +3264,16 @@
32543264  *	@dev: network device
32553265  *
32563266  *	Called before an ethtool operation. We need to make sure the
3257
- *	chip is out of D3 state before we poke at it.
3267
+ *	chip is out of D3 state before we poke at it. In case of ethtool
3268
+ *	ops nesting, only wake the device up in the outermost block.
32583269  */
32593270 static int velocity_ethtool_up(struct net_device *dev)
32603271 {
32613272 	struct velocity_info *vptr = netdev_priv(dev);
3262
-	if (!netif_running(dev))
3273
+
3274
+	if (vptr->ethtool_ops_nesting == U32_MAX)
3275
+		return -EBUSY;
3276
+	if (!vptr->ethtool_ops_nesting++ && !netif_running(dev))
32633277 		velocity_set_power_state(vptr, PCI_D0);
32643278 	return 0;
32653279 }
....@@ -3269,12 +3283,14 @@
32693283  *	@dev: network device
32703284  *
32713285  *	Called after an ethtool operation. Restore the chip back to D3
3272
- *	state if it isn't running.
3286
+ *	state if it isn't running. In case of ethtool ops nesting, only
3287
+ *	put the device to sleep in the outermost block.
32733288  */
32743289 static void velocity_ethtool_down(struct net_device *dev)
32753290 {
32763291 	struct velocity_info *vptr = netdev_priv(dev);
3277
-	if (!netif_running(dev))
3292
+
3293
+	if (!--vptr->ethtool_ops_nesting && !netif_running(dev))
32783294 		velocity_set_power_state(vptr, PCI_D3hot);
32793295 }
32803296 
....@@ -3460,16 +3476,6 @@
34603476 	return 0;
34613477 }
34623478 
3463
-static u32 velocity_get_msglevel(struct net_device *dev)
3464
-{
3465
-	return msglevel;
3466
-}
3467
-
3468
-static void velocity_set_msglevel(struct net_device *dev, u32 value)
3469
-{
3470
-	 msglevel = value;
3471
-}
3472
-
34733479 static int get_pending_timer_val(int val)
34743480 {
34753481 	int mult_bits = val >> 6;
....@@ -3592,7 +3598,7 @@
35923598 	"tx_jumbo",
35933599 	"rx_mac_control_frames",
35943600 	"tx_mac_control_frames",
3595
-	"rx_frame_alignement_errors",
3601
+	"rx_frame_alignment_errors",
35963602 	"rx_long_ok",
35973603 	"rx_long_err",
35983604 	"tx_sqe_errors",
....@@ -3639,11 +3645,11 @@
36393645 }
36403646 
36413647 static const struct ethtool_ops velocity_ethtool_ops = {
3648
+	.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
3649
+				     ETHTOOL_COALESCE_MAX_FRAMES,
36423650 	.get_drvinfo		= velocity_get_drvinfo,
36433651 	.get_wol		= velocity_ethtool_get_wol,
36443652 	.set_wol		= velocity_ethtool_set_wol,
3645
-	.get_msglevel		= velocity_get_msglevel,
3646
-	.set_msglevel		= velocity_set_msglevel,
36473653 	.get_link		= velocity_get_link,
36483654 	.get_strings		= velocity_get_strings,
36493655 	.get_sset_count		= velocity_get_sset_count,