2 * drivers/net/ethernet/freescale/gianfar_ethtool.c
4 * Gianfar Ethernet Driver
5 * Ethtool support for Gianfar Enet
6 * Based on e1000 ethtool support
9 * Maintainer: Kumar Gala
10 * Modifier: Sandeep Gopalpet <sandeep.kumar@freescale.com>
12 * Copyright 2003-2006, 2008-2009, 2011 Freescale Semiconductor, Inc.
14 * This software may be used and distributed according to
15 * the terms of the GNU Public License, Version 2, incorporated herein
19 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
21 #include <linux/kernel.h>
22 #include <linux/string.h>
23 #include <linux/errno.h>
24 #include <linux/interrupt.h>
25 #include <linux/delay.h>
26 #include <linux/netdevice.h>
27 #include <linux/etherdevice.h>
28 #include <linux/net_tstamp.h>
29 #include <linux/skbuff.h>
30 #include <linux/spinlock.h>
35 #include <asm/uaccess.h>
36 #include <linux/module.h>
37 #include <linux/crc32.h>
38 #include <asm/types.h>
39 #include <linux/ethtool.h>
40 #include <linux/mii.h>
41 #include <linux/phy.h>
42 #include <linux/sort.h>
43 #include <linux/if_vlan.h>
47 #define GFAR_MAX_COAL_USECS 0xffff
48 #define GFAR_MAX_COAL_FRAMES 0xff
49 static void gfar_fill_stats(struct net_device *dev, struct ethtool_stats *dummy,
51 static void gfar_gstrings(struct net_device *dev, u32 stringset, u8 * buf);
52 static int gfar_gcoalesce(struct net_device *dev,
53 struct ethtool_coalesce *cvals);
54 static int gfar_scoalesce(struct net_device *dev,
55 struct ethtool_coalesce *cvals);
56 static void gfar_gringparam(struct net_device *dev,
57 struct ethtool_ringparam *rvals);
58 static int gfar_sringparam(struct net_device *dev,
59 struct ethtool_ringparam *rvals);
60 static void gfar_gdrvinfo(struct net_device *dev,
61 struct ethtool_drvinfo *drvinfo);
63 static const char stat_gstrings[][ETH_GSTRING_LEN] = {
65 "rx-allocation-errors",
66 "rx-large-frame-errors",
67 "rx-short-frame-errors",
68 "rx-non-octet-errors",
73 "rx-truncated-frames",
80 "tx-rx-65-127-frames",
81 "tx-rx-128-255-frames",
82 "tx-rx-256-511-frames",
83 "tx-rx-512-1023-frames",
84 "tx-rx-1024-1518-frames",
85 "tx-rx-1519-1522-good-vlan",
89 "receive-multicast-packet",
90 "receive-broadcast-packet",
91 "rx-control-frame-packets",
92 "rx-pause-frame-packets",
95 "rx-frame-length-error",
97 "rx-carrier-sense-error",
98 "rx-undersize-packets",
99 "rx-oversize-packets",
100 "rx-fragmented-frames",
105 "tx-multicast-packets",
106 "tx-broadcast-packets",
107 "tx-pause-control-frames",
108 "tx-deferral-packets",
109 "tx-excessive-deferral-packets",
110 "tx-single-collision-packets",
111 "tx-multiple-collision-packets",
112 "tx-late-collision-packets",
113 "tx-excessive-collision-packets",
114 "tx-total-collision",
120 "tx-oversize-frames",
121 "tx-undersize-frames",
122 "tx-fragmented-frames",
125 /* Fill in a buffer with the strings which correspond to the
127 static void gfar_gstrings(struct net_device *dev, u32 stringset, u8 * buf)
129 struct gfar_private *priv = netdev_priv(dev);
131 if (priv->device_flags & FSL_GIANFAR_DEV_HAS_RMON)
132 memcpy(buf, stat_gstrings, GFAR_STATS_LEN * ETH_GSTRING_LEN);
134 memcpy(buf, stat_gstrings,
135 GFAR_EXTRA_STATS_LEN * ETH_GSTRING_LEN);
138 /* Fill in an array of 64-bit statistics from various sources.
139 * This array will be appended to the end of the ethtool_stats
140 * structure, and returned to user space
142 static void gfar_fill_stats(struct net_device *dev, struct ethtool_stats *dummy,
146 struct gfar_private *priv = netdev_priv(dev);
147 struct gfar __iomem *regs = priv->gfargrp[0].regs;
148 atomic64_t *extra = (atomic64_t *)&priv->extra_stats;
150 for (i = 0; i < GFAR_EXTRA_STATS_LEN; i++)
151 buf[i] = atomic64_read(&extra[i]);
153 if (priv->device_flags & FSL_GIANFAR_DEV_HAS_RMON) {
154 u32 __iomem *rmon = (u32 __iomem *) ®s->rmon;
156 for (; i < GFAR_STATS_LEN; i++, rmon++)
157 buf[i] = (u64) gfar_read(rmon);
161 static int gfar_sset_count(struct net_device *dev, int sset)
163 struct gfar_private *priv = netdev_priv(dev);
167 if (priv->device_flags & FSL_GIANFAR_DEV_HAS_RMON)
168 return GFAR_STATS_LEN;
170 return GFAR_EXTRA_STATS_LEN;
176 /* Fills in the drvinfo structure with some basic info */
177 static void gfar_gdrvinfo(struct net_device *dev,
178 struct ethtool_drvinfo *drvinfo)
180 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
181 strlcpy(drvinfo->version, gfar_driver_version,
182 sizeof(drvinfo->version));
183 strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
184 strlcpy(drvinfo->bus_info, "N/A", sizeof(drvinfo->bus_info));
188 static int gfar_ssettings(struct net_device *dev, struct ethtool_cmd *cmd)
190 struct gfar_private *priv = netdev_priv(dev);
191 struct phy_device *phydev = priv->phydev;
196 return phy_ethtool_sset(phydev, cmd);
200 /* Return the current settings in the ethtool_cmd structure */
201 static int gfar_gsettings(struct net_device *dev, struct ethtool_cmd *cmd)
203 struct gfar_private *priv = netdev_priv(dev);
204 struct phy_device *phydev = priv->phydev;
205 struct gfar_priv_rx_q *rx_queue = NULL;
206 struct gfar_priv_tx_q *tx_queue = NULL;
210 tx_queue = priv->tx_queue[0];
211 rx_queue = priv->rx_queue[0];
213 /* etsec-1.7 and older versions have only one txic
214 * and rxic regs although they support multiple queues */
215 cmd->maxtxpkt = get_icft_value(tx_queue->txic);
216 cmd->maxrxpkt = get_icft_value(rx_queue->rxic);
218 return phy_ethtool_gset(phydev, cmd);
221 /* Return the length of the register structure */
222 static int gfar_reglen(struct net_device *dev)
224 return sizeof (struct gfar);
227 /* Return a dump of the GFAR register space */
228 static void gfar_get_regs(struct net_device *dev, struct ethtool_regs *regs,
232 struct gfar_private *priv = netdev_priv(dev);
233 u32 __iomem *theregs = (u32 __iomem *) priv->gfargrp[0].regs;
234 u32 *buf = (u32 *) regbuf;
236 for (i = 0; i < sizeof (struct gfar) / sizeof (u32); i++)
237 buf[i] = gfar_read(&theregs[i]);
240 /* Convert microseconds to ethernet clock ticks, which changes
241 * depending on what speed the controller is running at */
242 static unsigned int gfar_usecs2ticks(struct gfar_private *priv,
247 /* The timer is different, depending on the interface speed */
248 switch (priv->phydev->speed) {
250 count = GFAR_GBIT_TIME;
253 count = GFAR_100_TIME;
257 count = GFAR_10_TIME;
261 /* Make sure we return a number greater than 0
263 return (usecs * 1000 + count - 1) / count;
266 /* Convert ethernet clock ticks to microseconds */
267 static unsigned int gfar_ticks2usecs(struct gfar_private *priv,
272 /* The timer is different, depending on the interface speed */
273 switch (priv->phydev->speed) {
275 count = GFAR_GBIT_TIME;
278 count = GFAR_100_TIME;
282 count = GFAR_10_TIME;
286 /* Make sure we return a number greater than 0 */
287 /* if ticks is > 0 */
288 return (ticks * count) / 1000;
291 /* Get the coalescing parameters, and put them in the cvals
293 static int gfar_gcoalesce(struct net_device *dev,
294 struct ethtool_coalesce *cvals)
296 struct gfar_private *priv = netdev_priv(dev);
297 struct gfar_priv_rx_q *rx_queue = NULL;
298 struct gfar_priv_tx_q *tx_queue = NULL;
299 unsigned long rxtime;
300 unsigned long rxcount;
301 unsigned long txtime;
302 unsigned long txcount;
304 if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_COALESCE))
307 if (NULL == priv->phydev)
310 rx_queue = priv->rx_queue[0];
311 tx_queue = priv->tx_queue[0];
313 rxtime = get_ictt_value(rx_queue->rxic);
314 rxcount = get_icft_value(rx_queue->rxic);
315 txtime = get_ictt_value(tx_queue->txic);
316 txcount = get_icft_value(tx_queue->txic);
317 cvals->rx_coalesce_usecs = gfar_ticks2usecs(priv, rxtime);
318 cvals->rx_max_coalesced_frames = rxcount;
320 cvals->tx_coalesce_usecs = gfar_ticks2usecs(priv, txtime);
321 cvals->tx_max_coalesced_frames = txcount;
323 cvals->use_adaptive_rx_coalesce = 0;
324 cvals->use_adaptive_tx_coalesce = 0;
326 cvals->pkt_rate_low = 0;
327 cvals->rx_coalesce_usecs_low = 0;
328 cvals->rx_max_coalesced_frames_low = 0;
329 cvals->tx_coalesce_usecs_low = 0;
330 cvals->tx_max_coalesced_frames_low = 0;
332 /* When the packet rate is below pkt_rate_high but above
333 * pkt_rate_low (both measured in packets per second) the
334 * normal {rx,tx}_* coalescing parameters are used.
337 /* When the packet rate is (measured in packets per second)
338 * is above pkt_rate_high, the {rx,tx}_*_high parameters are
341 cvals->pkt_rate_high = 0;
342 cvals->rx_coalesce_usecs_high = 0;
343 cvals->rx_max_coalesced_frames_high = 0;
344 cvals->tx_coalesce_usecs_high = 0;
345 cvals->tx_max_coalesced_frames_high = 0;
347 /* How often to do adaptive coalescing packet rate sampling,
348 * measured in seconds. Must not be zero.
350 cvals->rate_sample_interval = 0;
355 /* Change the coalescing values.
356 * Both cvals->*_usecs and cvals->*_frames have to be > 0
357 * in order for coalescing to be active
359 static int gfar_scoalesce(struct net_device *dev,
360 struct ethtool_coalesce *cvals)
362 struct gfar_private *priv = netdev_priv(dev);
365 if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_COALESCE))
368 if (NULL == priv->phydev)
371 /* Check the bounds of the values */
372 if (cvals->rx_coalesce_usecs > GFAR_MAX_COAL_USECS) {
373 netdev_info(dev, "Coalescing is limited to %d microseconds\n",
374 GFAR_MAX_COAL_USECS);
378 if (cvals->rx_max_coalesced_frames > GFAR_MAX_COAL_FRAMES) {
379 netdev_info(dev, "Coalescing is limited to %d frames\n",
380 GFAR_MAX_COAL_FRAMES);
384 /* Check the bounds of the values */
385 if (cvals->tx_coalesce_usecs > GFAR_MAX_COAL_USECS) {
386 netdev_info(dev, "Coalescing is limited to %d microseconds\n",
387 GFAR_MAX_COAL_USECS);
391 if (cvals->tx_max_coalesced_frames > GFAR_MAX_COAL_FRAMES) {
392 netdev_info(dev, "Coalescing is limited to %d frames\n",
393 GFAR_MAX_COAL_FRAMES);
397 while (test_and_set_bit_lock(GFAR_RESETTING, &priv->state))
400 /* Set up rx coalescing */
401 if ((cvals->rx_coalesce_usecs == 0) ||
402 (cvals->rx_max_coalesced_frames == 0)) {
403 for (i = 0; i < priv->num_rx_queues; i++)
404 priv->rx_queue[i]->rxcoalescing = 0;
406 for (i = 0; i < priv->num_rx_queues; i++)
407 priv->rx_queue[i]->rxcoalescing = 1;
410 for (i = 0; i < priv->num_rx_queues; i++) {
411 priv->rx_queue[i]->rxic = mk_ic_value(
412 cvals->rx_max_coalesced_frames,
413 gfar_usecs2ticks(priv, cvals->rx_coalesce_usecs));
416 /* Set up tx coalescing */
417 if ((cvals->tx_coalesce_usecs == 0) ||
418 (cvals->tx_max_coalesced_frames == 0)) {
419 for (i = 0; i < priv->num_tx_queues; i++)
420 priv->tx_queue[i]->txcoalescing = 0;
422 for (i = 0; i < priv->num_tx_queues; i++)
423 priv->tx_queue[i]->txcoalescing = 1;
426 for (i = 0; i < priv->num_tx_queues; i++) {
427 priv->tx_queue[i]->txic = mk_ic_value(
428 cvals->tx_max_coalesced_frames,
429 gfar_usecs2ticks(priv, cvals->tx_coalesce_usecs));
432 if (dev->flags & IFF_UP) {
434 err = startup_gfar(dev);
436 gfar_mac_reset(priv);
439 clear_bit_unlock(GFAR_RESETTING, &priv->state);
444 /* Fills in rvals with the current ring parameters. Currently,
445 * rx, rx_mini, and rx_jumbo rings are the same size, as mini and
446 * jumbo are ignored by the driver */
447 static void gfar_gringparam(struct net_device *dev,
448 struct ethtool_ringparam *rvals)
450 struct gfar_private *priv = netdev_priv(dev);
451 struct gfar_priv_tx_q *tx_queue = NULL;
452 struct gfar_priv_rx_q *rx_queue = NULL;
454 tx_queue = priv->tx_queue[0];
455 rx_queue = priv->rx_queue[0];
457 rvals->rx_max_pending = GFAR_RX_MAX_RING_SIZE;
458 rvals->rx_mini_max_pending = GFAR_RX_MAX_RING_SIZE;
459 rvals->rx_jumbo_max_pending = GFAR_RX_MAX_RING_SIZE;
460 rvals->tx_max_pending = GFAR_TX_MAX_RING_SIZE;
462 /* Values changeable by the user. The valid values are
463 * in the range 1 to the "*_max_pending" counterpart above.
465 rvals->rx_pending = rx_queue->rx_ring_size;
466 rvals->rx_mini_pending = rx_queue->rx_ring_size;
467 rvals->rx_jumbo_pending = rx_queue->rx_ring_size;
468 rvals->tx_pending = tx_queue->tx_ring_size;
471 /* Change the current ring parameters, stopping the controller if
472 * necessary so that we don't mess things up while we're in motion.
474 static int gfar_sringparam(struct net_device *dev,
475 struct ethtool_ringparam *rvals)
477 struct gfar_private *priv = netdev_priv(dev);
480 if (rvals->rx_pending > GFAR_RX_MAX_RING_SIZE)
483 if (!is_power_of_2(rvals->rx_pending)) {
484 netdev_err(dev, "Ring sizes must be a power of 2\n");
488 if (rvals->tx_pending > GFAR_TX_MAX_RING_SIZE)
491 if (!is_power_of_2(rvals->tx_pending)) {
492 netdev_err(dev, "Ring sizes must be a power of 2\n");
496 while (test_and_set_bit_lock(GFAR_RESETTING, &priv->state))
499 if (dev->flags & IFF_UP)
502 /* Change the sizes */
503 for (i = 0; i < priv->num_rx_queues; i++)
504 priv->rx_queue[i]->rx_ring_size = rvals->rx_pending;
506 for (i = 0; i < priv->num_tx_queues; i++)
507 priv->tx_queue[i]->tx_ring_size = rvals->tx_pending;
509 /* Rebuild the rings with the new size */
510 if (dev->flags & IFF_UP)
511 err = startup_gfar(dev);
513 clear_bit_unlock(GFAR_RESETTING, &priv->state);
518 static void gfar_gpauseparam(struct net_device *dev,
519 struct ethtool_pauseparam *epause)
521 struct gfar_private *priv = netdev_priv(dev);
523 epause->autoneg = !!priv->pause_aneg_en;
524 epause->rx_pause = !!priv->rx_pause_en;
525 epause->tx_pause = !!priv->tx_pause_en;
528 static int gfar_spauseparam(struct net_device *dev,
529 struct ethtool_pauseparam *epause)
531 struct gfar_private *priv = netdev_priv(dev);
532 struct phy_device *phydev = priv->phydev;
533 struct gfar __iomem *regs = priv->gfargrp[0].regs;
539 if (!(phydev->supported & SUPPORTED_Pause) ||
540 (!(phydev->supported & SUPPORTED_Asym_Pause) &&
541 (epause->rx_pause != epause->tx_pause)))
544 priv->rx_pause_en = priv->tx_pause_en = 0;
545 if (epause->rx_pause) {
546 priv->rx_pause_en = 1;
548 if (epause->tx_pause) {
549 priv->tx_pause_en = 1;
550 /* FLOW_CTRL_RX & TX */
551 newadv = ADVERTISED_Pause;
552 } else /* FLOW_CTLR_RX */
553 newadv = ADVERTISED_Pause | ADVERTISED_Asym_Pause;
554 } else if (epause->tx_pause) {
555 priv->tx_pause_en = 1;
557 newadv = ADVERTISED_Asym_Pause;
562 priv->pause_aneg_en = 1;
564 priv->pause_aneg_en = 0;
566 oldadv = phydev->advertising &
567 (ADVERTISED_Pause | ADVERTISED_Asym_Pause);
568 if (oldadv != newadv) {
569 phydev->advertising &=
570 ~(ADVERTISED_Pause | ADVERTISED_Asym_Pause);
571 phydev->advertising |= newadv;
573 /* inform link partner of our
574 * new flow ctrl settings
576 return phy_start_aneg(phydev);
578 if (!epause->autoneg) {
580 tempval = gfar_read(®s->maccfg1);
581 tempval &= ~(MACCFG1_TX_FLOW | MACCFG1_RX_FLOW);
583 priv->tx_actual_en = 0;
584 if (priv->tx_pause_en) {
585 priv->tx_actual_en = 1;
586 tempval |= MACCFG1_TX_FLOW;
589 if (priv->rx_pause_en)
590 tempval |= MACCFG1_RX_FLOW;
591 gfar_write(®s->maccfg1, tempval);
598 int gfar_set_features(struct net_device *dev, netdev_features_t features)
600 netdev_features_t changed = dev->features ^ features;
601 struct gfar_private *priv = netdev_priv(dev);
604 if (!(changed & (NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX |
608 while (test_and_set_bit_lock(GFAR_RESETTING, &priv->state))
611 dev->features = features;
613 if (dev->flags & IFF_UP) {
614 /* Now we take down the rings to rebuild them */
616 err = startup_gfar(dev);
618 gfar_mac_reset(priv);
621 clear_bit_unlock(GFAR_RESETTING, &priv->state);
626 static uint32_t gfar_get_msglevel(struct net_device *dev)
628 struct gfar_private *priv = netdev_priv(dev);
630 return priv->msg_enable;
633 static void gfar_set_msglevel(struct net_device *dev, uint32_t data)
635 struct gfar_private *priv = netdev_priv(dev);
637 priv->msg_enable = data;
641 static void gfar_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
643 struct gfar_private *priv = netdev_priv(dev);
648 if (priv->wol_supported & GFAR_WOL_MAGIC)
649 wol->supported |= WAKE_MAGIC;
651 if (priv->wol_supported & GFAR_WOL_FILER_UCAST)
652 wol->supported |= WAKE_UCAST;
654 if (priv->wol_opts & GFAR_WOL_MAGIC)
655 wol->wolopts |= WAKE_MAGIC;
657 if (priv->wol_opts & GFAR_WOL_FILER_UCAST)
658 wol->wolopts |= WAKE_UCAST;
661 static int gfar_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
663 struct gfar_private *priv = netdev_priv(dev);
667 if (!priv->wol_supported && wol->wolopts)
670 if (wol->wolopts & ~(WAKE_MAGIC | WAKE_UCAST))
673 if (wol->wolopts & WAKE_MAGIC) {
674 wol_opts |= GFAR_WOL_MAGIC;
676 if (wol->wolopts & WAKE_UCAST)
677 wol_opts |= GFAR_WOL_FILER_UCAST;
680 wol_opts &= priv->wol_supported;
683 err = device_set_wakeup_enable(priv->dev, wol_opts);
687 priv->wol_opts = wol_opts;
693 static void ethflow_to_filer_rules (struct gfar_private *priv, u64 ethflow)
695 u32 fcr = 0x0, fpr = FPR_FILER_MASK;
697 if (ethflow & RXH_L2DA) {
698 fcr = RQFCR_PID_DAH | RQFCR_CMP_NOMATCH |
699 RQFCR_HASH | RQFCR_AND | RQFCR_HASHTBL_0;
700 priv->ftp_rqfpr[priv->cur_filer_idx] = fpr;
701 priv->ftp_rqfcr[priv->cur_filer_idx] = fcr;
702 gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr);
703 priv->cur_filer_idx = priv->cur_filer_idx - 1;
705 fcr = RQFCR_PID_DAL | RQFCR_CMP_NOMATCH |
706 RQFCR_HASH | RQFCR_AND | RQFCR_HASHTBL_0;
707 priv->ftp_rqfpr[priv->cur_filer_idx] = fpr;
708 priv->ftp_rqfcr[priv->cur_filer_idx] = fcr;
709 gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr);
710 priv->cur_filer_idx = priv->cur_filer_idx - 1;
713 if (ethflow & RXH_VLAN) {
714 fcr = RQFCR_PID_VID | RQFCR_CMP_NOMATCH | RQFCR_HASH |
715 RQFCR_AND | RQFCR_HASHTBL_0;
716 gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr);
717 priv->ftp_rqfpr[priv->cur_filer_idx] = fpr;
718 priv->ftp_rqfcr[priv->cur_filer_idx] = fcr;
719 priv->cur_filer_idx = priv->cur_filer_idx - 1;
722 if (ethflow & RXH_IP_SRC) {
723 fcr = RQFCR_PID_SIA | RQFCR_CMP_NOMATCH | RQFCR_HASH |
724 RQFCR_AND | RQFCR_HASHTBL_0;
725 priv->ftp_rqfpr[priv->cur_filer_idx] = fpr;
726 priv->ftp_rqfcr[priv->cur_filer_idx] = fcr;
727 gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr);
728 priv->cur_filer_idx = priv->cur_filer_idx - 1;
731 if (ethflow & (RXH_IP_DST)) {
732 fcr = RQFCR_PID_DIA | RQFCR_CMP_NOMATCH | RQFCR_HASH |
733 RQFCR_AND | RQFCR_HASHTBL_0;
734 priv->ftp_rqfpr[priv->cur_filer_idx] = fpr;
735 priv->ftp_rqfcr[priv->cur_filer_idx] = fcr;
736 gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr);
737 priv->cur_filer_idx = priv->cur_filer_idx - 1;
740 if (ethflow & RXH_L3_PROTO) {
741 fcr = RQFCR_PID_L4P | RQFCR_CMP_NOMATCH | RQFCR_HASH |
742 RQFCR_AND | RQFCR_HASHTBL_0;
743 priv->ftp_rqfpr[priv->cur_filer_idx] = fpr;
744 priv->ftp_rqfcr[priv->cur_filer_idx] = fcr;
745 gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr);
746 priv->cur_filer_idx = priv->cur_filer_idx - 1;
749 if (ethflow & RXH_L4_B_0_1) {
750 fcr = RQFCR_PID_SPT | RQFCR_CMP_NOMATCH | RQFCR_HASH |
751 RQFCR_AND | RQFCR_HASHTBL_0;
752 priv->ftp_rqfpr[priv->cur_filer_idx] = fpr;
753 priv->ftp_rqfcr[priv->cur_filer_idx] = fcr;
754 gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr);
755 priv->cur_filer_idx = priv->cur_filer_idx - 1;
758 if (ethflow & RXH_L4_B_2_3) {
759 fcr = RQFCR_PID_DPT | RQFCR_CMP_NOMATCH | RQFCR_HASH |
760 RQFCR_AND | RQFCR_HASHTBL_0;
761 priv->ftp_rqfpr[priv->cur_filer_idx] = fpr;
762 priv->ftp_rqfcr[priv->cur_filer_idx] = fcr;
763 gfar_write_filer(priv, priv->cur_filer_idx, fcr, fpr);
764 priv->cur_filer_idx = priv->cur_filer_idx - 1;
768 static int gfar_ethflow_to_filer_table(struct gfar_private *priv, u64 ethflow,
771 unsigned int last_rule_idx = priv->cur_filer_idx;
772 unsigned int cmp_rqfpr;
773 unsigned int *local_rqfpr;
774 unsigned int *local_rqfcr;
775 int i = 0x0, k = 0x0;
776 int j = MAX_FILER_IDX, l = 0x0;
779 local_rqfpr = kmalloc_array(MAX_FILER_IDX + 1, sizeof(unsigned int),
781 local_rqfcr = kmalloc_array(MAX_FILER_IDX + 1, sizeof(unsigned int),
783 if (!local_rqfpr || !local_rqfcr) {
790 cmp_rqfpr = RQFPR_IPV4 |RQFPR_TCP;
793 cmp_rqfpr = RQFPR_IPV4 |RQFPR_UDP;
796 cmp_rqfpr = RQFPR_IPV6 |RQFPR_TCP;
799 cmp_rqfpr = RQFPR_IPV6 |RQFPR_UDP;
802 netdev_err(priv->ndev,
803 "Right now this class is not supported\n");
808 for (i = 0; i < MAX_FILER_IDX + 1; i++) {
809 local_rqfpr[j] = priv->ftp_rqfpr[i];
810 local_rqfcr[j] = priv->ftp_rqfcr[i];
812 if ((priv->ftp_rqfcr[i] ==
813 (RQFCR_PID_PARSE | RQFCR_CLE | RQFCR_AND)) &&
814 (priv->ftp_rqfpr[i] == cmp_rqfpr))
818 if (i == MAX_FILER_IDX + 1) {
819 netdev_err(priv->ndev,
820 "No parse rule found, can't create hash rules\n");
825 /* If a match was found, then it begins the starting of a cluster rule
826 * if it was already programmed, we need to overwrite these rules
828 for (l = i+1; l < MAX_FILER_IDX; l++) {
829 if ((priv->ftp_rqfcr[l] & RQFCR_CLE) &&
830 !(priv->ftp_rqfcr[l] & RQFCR_AND)) {
831 priv->ftp_rqfcr[l] = RQFCR_CLE | RQFCR_CMP_EXACT |
832 RQFCR_HASHTBL_0 | RQFCR_PID_MASK;
833 priv->ftp_rqfpr[l] = FPR_FILER_MASK;
834 gfar_write_filer(priv, l, priv->ftp_rqfcr[l],
839 if (!(priv->ftp_rqfcr[l] & RQFCR_CLE) &&
840 (priv->ftp_rqfcr[l] & RQFCR_AND))
843 local_rqfpr[j] = priv->ftp_rqfpr[l];
844 local_rqfcr[j] = priv->ftp_rqfcr[l];
849 priv->cur_filer_idx = l - 1;
853 ethflow_to_filer_rules(priv, ethflow);
855 /* Write back the popped out rules again */
856 for (k = j+1; k < MAX_FILER_IDX; k++) {
857 priv->ftp_rqfpr[priv->cur_filer_idx] = local_rqfpr[k];
858 priv->ftp_rqfcr[priv->cur_filer_idx] = local_rqfcr[k];
859 gfar_write_filer(priv, priv->cur_filer_idx,
860 local_rqfcr[k], local_rqfpr[k]);
861 if (!priv->cur_filer_idx)
863 priv->cur_filer_idx = priv->cur_filer_idx - 1;
872 static int gfar_set_hash_opts(struct gfar_private *priv,
873 struct ethtool_rxnfc *cmd)
875 /* write the filer rules here */
876 if (!gfar_ethflow_to_filer_table(priv, cmd->data, cmd->flow_type))
882 static int gfar_check_filer_hardware(struct gfar_private *priv)
884 struct gfar __iomem *regs = priv->gfargrp[0].regs;
887 /* Check if we are in FIFO mode */
888 i = gfar_read(®s->ecntrl);
890 if (i == ECNTRL_FIFM) {
891 netdev_notice(priv->ndev, "Interface in FIFO mode\n");
892 i = gfar_read(®s->rctrl);
893 i &= RCTRL_PRSDEP_MASK | RCTRL_PRSFM;
894 if (i == (RCTRL_PRSDEP_MASK | RCTRL_PRSFM)) {
895 netdev_info(priv->ndev,
896 "Receive Queue Filtering enabled\n");
898 netdev_warn(priv->ndev,
899 "Receive Queue Filtering disabled\n");
903 /* Or in standard mode */
905 i = gfar_read(®s->rctrl);
906 i &= RCTRL_PRSDEP_MASK;
907 if (i == RCTRL_PRSDEP_MASK) {
908 netdev_info(priv->ndev,
909 "Receive Queue Filtering enabled\n");
911 netdev_warn(priv->ndev,
912 "Receive Queue Filtering disabled\n");
917 /* Sets the properties for arbitrary filer rule
918 * to the first 4 Layer 4 Bytes
920 gfar_write(®s->rbifx, 0xC0C1C2C3);
924 /* Write a mask to filer cache */
925 static void gfar_set_mask(u32 mask, struct filer_table *tab)
927 tab->fe[tab->index].ctrl = RQFCR_AND | RQFCR_PID_MASK | RQFCR_CMP_EXACT;
928 tab->fe[tab->index].prop = mask;
932 /* Sets parse bits (e.g. IP or TCP) */
933 static void gfar_set_parse_bits(u32 value, u32 mask, struct filer_table *tab)
935 gfar_set_mask(mask, tab);
936 tab->fe[tab->index].ctrl = RQFCR_CMP_EXACT | RQFCR_PID_PARSE |
938 tab->fe[tab->index].prop = value;
942 static void gfar_set_general_attribute(u32 value, u32 mask, u32 flag,
943 struct filer_table *tab)
945 gfar_set_mask(mask, tab);
946 tab->fe[tab->index].ctrl = RQFCR_CMP_EXACT | RQFCR_AND | flag;
947 tab->fe[tab->index].prop = value;
951 /* For setting a tuple of value and mask of type flag
953 * IP-Src = 10.0.0.0/255.0.0.0
954 * value: 0x0A000000 mask: FF000000 flag: RQFPR_IPV4
956 * Ethtool gives us a value=0 and mask=~0 for don't care a tuple
957 * For a don't care mask it gives us a 0
959 * The check if don't care and the mask adjustment if mask=0 is done for VLAN
960 * and MAC stuff on an upper level (due to missing information on this level).
961 * For these guys we can discard them if they are value=0 and mask=0.
963 * Further the all masks are one-padded for better hardware efficiency.
965 static void gfar_set_attribute(u32 value, u32 mask, u32 flag,
966 struct filer_table *tab)
973 mask |= RQFCR_PID_PRI_MASK;
978 if (!~(mask | RQFCR_PID_L4P_MASK))
983 mask |= RQFCR_PID_L4P_MASK;
989 mask |= RQFCR_PID_VID_MASK;
995 if (!~(mask | RQFCR_PID_PORT_MASK))
1000 mask |= RQFCR_PID_PORT_MASK;
1007 if (!(value | mask))
1009 mask |= RQFCR_PID_MAC_MASK;
1011 /* for all real 32bit masks */
1019 gfar_set_general_attribute(value, mask, flag, tab);
1022 /* Translates value and mask for UDP, TCP or SCTP */
1023 static void gfar_set_basic_ip(struct ethtool_tcpip4_spec *value,
1024 struct ethtool_tcpip4_spec *mask,
1025 struct filer_table *tab)
1027 gfar_set_attribute(be32_to_cpu(value->ip4src),
1028 be32_to_cpu(mask->ip4src),
1029 RQFCR_PID_SIA, tab);
1030 gfar_set_attribute(be32_to_cpu(value->ip4dst),
1031 be32_to_cpu(mask->ip4dst),
1032 RQFCR_PID_DIA, tab);
1033 gfar_set_attribute(be16_to_cpu(value->pdst),
1034 be16_to_cpu(mask->pdst),
1035 RQFCR_PID_DPT, tab);
1036 gfar_set_attribute(be16_to_cpu(value->psrc),
1037 be16_to_cpu(mask->psrc),
1038 RQFCR_PID_SPT, tab);
1039 gfar_set_attribute(value->tos, mask->tos, RQFCR_PID_TOS, tab);
1042 /* Translates value and mask for RAW-IP4 */
1043 static void gfar_set_user_ip(struct ethtool_usrip4_spec *value,
1044 struct ethtool_usrip4_spec *mask,
1045 struct filer_table *tab)
1047 gfar_set_attribute(be32_to_cpu(value->ip4src),
1048 be32_to_cpu(mask->ip4src),
1049 RQFCR_PID_SIA, tab);
1050 gfar_set_attribute(be32_to_cpu(value->ip4dst),
1051 be32_to_cpu(mask->ip4dst),
1052 RQFCR_PID_DIA, tab);
1053 gfar_set_attribute(value->tos, mask->tos, RQFCR_PID_TOS, tab);
1054 gfar_set_attribute(value->proto, mask->proto, RQFCR_PID_L4P, tab);
1055 gfar_set_attribute(be32_to_cpu(value->l4_4_bytes),
1056 be32_to_cpu(mask->l4_4_bytes),
1057 RQFCR_PID_ARB, tab);
1061 /* Translates value and mask for ETHER spec */
1062 static void gfar_set_ether(struct ethhdr *value, struct ethhdr *mask,
1063 struct filer_table *tab)
1065 u32 upper_temp_mask = 0;
1066 u32 lower_temp_mask = 0;
1068 /* Source address */
1069 if (!is_broadcast_ether_addr(mask->h_source)) {
1070 if (is_zero_ether_addr(mask->h_source)) {
1071 upper_temp_mask = 0xFFFFFFFF;
1072 lower_temp_mask = 0xFFFFFFFF;
1074 upper_temp_mask = mask->h_source[0] << 16 |
1075 mask->h_source[1] << 8 |
1077 lower_temp_mask = mask->h_source[3] << 16 |
1078 mask->h_source[4] << 8 |
1082 gfar_set_attribute(value->h_source[0] << 16 |
1083 value->h_source[1] << 8 |
1085 upper_temp_mask, RQFCR_PID_SAH, tab);
1086 /* And the same for the lower part */
1087 gfar_set_attribute(value->h_source[3] << 16 |
1088 value->h_source[4] << 8 |
1090 lower_temp_mask, RQFCR_PID_SAL, tab);
1092 /* Destination address */
1093 if (!is_broadcast_ether_addr(mask->h_dest)) {
1094 /* Special for destination is limited broadcast */
1095 if ((is_broadcast_ether_addr(value->h_dest) &&
1096 is_zero_ether_addr(mask->h_dest))) {
1097 gfar_set_parse_bits(RQFPR_EBC, RQFPR_EBC, tab);
1099 if (is_zero_ether_addr(mask->h_dest)) {
1100 upper_temp_mask = 0xFFFFFFFF;
1101 lower_temp_mask = 0xFFFFFFFF;
1103 upper_temp_mask = mask->h_dest[0] << 16 |
1104 mask->h_dest[1] << 8 |
1106 lower_temp_mask = mask->h_dest[3] << 16 |
1107 mask->h_dest[4] << 8 |
1112 gfar_set_attribute(value->h_dest[0] << 16 |
1113 value->h_dest[1] << 8 |
1115 upper_temp_mask, RQFCR_PID_DAH, tab);
1116 /* And the same for the lower part */
1117 gfar_set_attribute(value->h_dest[3] << 16 |
1118 value->h_dest[4] << 8 |
1120 lower_temp_mask, RQFCR_PID_DAL, tab);
1124 gfar_set_attribute(be16_to_cpu(value->h_proto),
1125 be16_to_cpu(mask->h_proto),
1126 RQFCR_PID_ETY, tab);
1129 static inline u32 vlan_tci_vid(struct ethtool_rx_flow_spec *rule)
1131 return be16_to_cpu(rule->h_ext.vlan_tci) & VLAN_VID_MASK;
1134 static inline u32 vlan_tci_vidm(struct ethtool_rx_flow_spec *rule)
1136 return be16_to_cpu(rule->m_ext.vlan_tci) & VLAN_VID_MASK;
1139 static inline u32 vlan_tci_cfi(struct ethtool_rx_flow_spec *rule)
1141 return be16_to_cpu(rule->h_ext.vlan_tci) & VLAN_CFI_MASK;
1144 static inline u32 vlan_tci_cfim(struct ethtool_rx_flow_spec *rule)
1146 return be16_to_cpu(rule->m_ext.vlan_tci) & VLAN_CFI_MASK;
1149 static inline u32 vlan_tci_prio(struct ethtool_rx_flow_spec *rule)
1151 return (be16_to_cpu(rule->h_ext.vlan_tci) & VLAN_PRIO_MASK) >>
1155 static inline u32 vlan_tci_priom(struct ethtool_rx_flow_spec *rule)
1157 return (be16_to_cpu(rule->m_ext.vlan_tci) & VLAN_PRIO_MASK) >>
1161 /* Convert a rule to binary filter format of gianfar */
1162 static int gfar_convert_to_filer(struct ethtool_rx_flow_spec *rule,
1163 struct filer_table *tab)
1165 u32 vlan = 0, vlan_mask = 0;
1166 u32 id = 0, id_mask = 0;
1167 u32 cfi = 0, cfi_mask = 0;
1168 u32 prio = 0, prio_mask = 0;
1169 u32 old_index = tab->index;
1171 /* Check if vlan is wanted */
1172 if ((rule->flow_type & FLOW_EXT) &&
1173 (rule->m_ext.vlan_tci != cpu_to_be16(0xFFFF))) {
1174 if (!rule->m_ext.vlan_tci)
1175 rule->m_ext.vlan_tci = cpu_to_be16(0xFFFF);
1178 vlan_mask = RQFPR_VLN;
1180 /* Separate the fields */
1181 id = vlan_tci_vid(rule);
1182 id_mask = vlan_tci_vidm(rule);
1183 cfi = vlan_tci_cfi(rule);
1184 cfi_mask = vlan_tci_cfim(rule);
1185 prio = vlan_tci_prio(rule);
1186 prio_mask = vlan_tci_priom(rule);
1188 if (cfi == VLAN_TAG_PRESENT && cfi_mask == VLAN_TAG_PRESENT) {
1190 vlan_mask |= RQFPR_CFI;
1191 } else if (cfi != VLAN_TAG_PRESENT &&
1192 cfi_mask == VLAN_TAG_PRESENT) {
1193 vlan_mask |= RQFPR_CFI;
1197 switch (rule->flow_type & ~FLOW_EXT) {
1199 gfar_set_parse_bits(RQFPR_IPV4 | RQFPR_TCP | vlan,
1200 RQFPR_IPV4 | RQFPR_TCP | vlan_mask, tab);
1201 gfar_set_basic_ip(&rule->h_u.tcp_ip4_spec,
1202 &rule->m_u.tcp_ip4_spec, tab);
1205 gfar_set_parse_bits(RQFPR_IPV4 | RQFPR_UDP | vlan,
1206 RQFPR_IPV4 | RQFPR_UDP | vlan_mask, tab);
1207 gfar_set_basic_ip(&rule->h_u.udp_ip4_spec,
1208 &rule->m_u.udp_ip4_spec, tab);
1211 gfar_set_parse_bits(RQFPR_IPV4 | vlan, RQFPR_IPV4 | vlan_mask,
1213 gfar_set_attribute(132, 0, RQFCR_PID_L4P, tab);
1214 gfar_set_basic_ip((struct ethtool_tcpip4_spec *)&rule->h_u,
1215 (struct ethtool_tcpip4_spec *)&rule->m_u,
1219 gfar_set_parse_bits(RQFPR_IPV4 | vlan, RQFPR_IPV4 | vlan_mask,
1221 gfar_set_user_ip((struct ethtool_usrip4_spec *) &rule->h_u,
1222 (struct ethtool_usrip4_spec *) &rule->m_u,
1227 gfar_set_parse_bits(vlan, vlan_mask, tab);
1228 gfar_set_ether((struct ethhdr *) &rule->h_u,
1229 (struct ethhdr *) &rule->m_u, tab);
1235 /* Set the vlan attributes in the end */
1237 gfar_set_attribute(id, id_mask, RQFCR_PID_VID, tab);
1238 gfar_set_attribute(prio, prio_mask, RQFCR_PID_PRI, tab);
1241 /* If there has been nothing written till now, it must be a default */
1242 if (tab->index == old_index) {
1243 gfar_set_mask(0xFFFFFFFF, tab);
1244 tab->fe[tab->index].ctrl = 0x20;
1245 tab->fe[tab->index].prop = 0x0;
1249 /* Remove last AND */
1250 tab->fe[tab->index - 1].ctrl &= (~RQFCR_AND);
1252 /* Specify which queue to use or to drop */
1253 if (rule->ring_cookie == RX_CLS_FLOW_DISC)
1254 tab->fe[tab->index - 1].ctrl |= RQFCR_RJE;
1256 tab->fe[tab->index - 1].ctrl |= (rule->ring_cookie << 10);
1258 /* Only big enough entries can be clustered */
1259 if (tab->index > (old_index + 2)) {
1260 tab->fe[old_index + 1].ctrl |= RQFCR_CLE;
1261 tab->fe[tab->index - 1].ctrl |= RQFCR_CLE;
1264 /* In rare cases the cache can be full while there is
1267 if (tab->index > MAX_FILER_CACHE_IDX - 1)
1273 /* Write the bit-pattern from software's buffer to hardware registers */
1274 static int gfar_write_filer_table(struct gfar_private *priv,
1275 struct filer_table *tab)
1278 if (tab->index > MAX_FILER_IDX - 1)
1281 /* Fill regular entries */
1282 for (; i < MAX_FILER_IDX && (tab->fe[i].ctrl | tab->fe[i].prop); i++)
1283 gfar_write_filer(priv, i, tab->fe[i].ctrl, tab->fe[i].prop);
1284 /* Fill the rest with fall-troughs */
1285 for (; i < MAX_FILER_IDX; i++)
1286 gfar_write_filer(priv, i, 0x60, 0xFFFFFFFF);
1287 /* Last entry must be default accept
1288 * because that's what people expect
1290 gfar_write_filer(priv, i, 0x20, 0x0);
1295 static int gfar_check_capability(struct ethtool_rx_flow_spec *flow,
1296 struct gfar_private *priv)
1299 if (flow->flow_type & FLOW_EXT) {
1300 if (~flow->m_ext.data[0] || ~flow->m_ext.data[1])
1301 netdev_warn(priv->ndev,
1302 "User-specific data not supported!\n");
1303 if (~flow->m_ext.vlan_etype)
1304 netdev_warn(priv->ndev,
1305 "VLAN-etype not supported!\n");
1307 if (flow->flow_type == IP_USER_FLOW)
1308 if (flow->h_u.usr_ip4_spec.ip_ver != ETH_RX_NFC_IP4)
1309 netdev_warn(priv->ndev,
1310 "IP-Version differing from IPv4 not supported!\n");
1315 static int gfar_process_filer_changes(struct gfar_private *priv)
1317 struct ethtool_flow_spec_container *j;
1318 struct filer_table *tab;
1321 /* So index is set to zero, too! */
1322 tab = kzalloc(sizeof(*tab), GFP_KERNEL);
1326 /* Now convert the existing filer data from flow_spec into
1327 * filer tables binary format
1329 list_for_each_entry(j, &priv->rx_list.list, list) {
1330 ret = gfar_convert_to_filer(&j->fs, tab);
1331 if (ret == -EBUSY) {
1332 netdev_err(priv->ndev,
1333 "Rule not added: No free space!\n");
1337 netdev_err(priv->ndev,
1338 "Rule not added: Unsupported Flow-type!\n");
1343 /* Write everything to hardware */
1344 ret = gfar_write_filer_table(priv, tab);
1345 if (ret == -EBUSY) {
1346 netdev_err(priv->ndev, "Rule not added: No free space!\n");
1355 static void gfar_invert_masks(struct ethtool_rx_flow_spec *flow)
1359 for (i = 0; i < sizeof(flow->m_u); i++)
1360 flow->m_u.hdata[i] ^= 0xFF;
1362 flow->m_ext.vlan_etype ^= cpu_to_be16(0xFFFF);
1363 flow->m_ext.vlan_tci ^= cpu_to_be16(0xFFFF);
1364 flow->m_ext.data[0] ^= cpu_to_be32(~0);
1365 flow->m_ext.data[1] ^= cpu_to_be32(~0);
1368 static int gfar_add_cls(struct gfar_private *priv,
1369 struct ethtool_rx_flow_spec *flow)
1371 struct ethtool_flow_spec_container *temp, *comp;
1374 temp = kmalloc(sizeof(*temp), GFP_KERNEL);
1377 memcpy(&temp->fs, flow, sizeof(temp->fs));
1379 gfar_invert_masks(&temp->fs);
1380 ret = gfar_check_capability(&temp->fs, priv);
1383 /* Link in the new element at the right @location */
1384 if (list_empty(&priv->rx_list.list)) {
1385 ret = gfar_check_filer_hardware(priv);
1388 list_add(&temp->list, &priv->rx_list.list);
1391 list_for_each_entry(comp, &priv->rx_list.list, list) {
1392 if (comp->fs.location > flow->location) {
1393 list_add_tail(&temp->list, &comp->list);
1396 if (comp->fs.location == flow->location) {
1397 netdev_err(priv->ndev,
1398 "Rule not added: ID %d not free!\n",
1404 list_add_tail(&temp->list, &priv->rx_list.list);
1408 priv->rx_list.count++;
1409 ret = gfar_process_filer_changes(priv);
1415 priv->rx_list.count--;
1416 list_del(&temp->list);
1422 static int gfar_del_cls(struct gfar_private *priv, u32 loc)
1424 struct ethtool_flow_spec_container *comp;
1427 if (list_empty(&priv->rx_list.list))
1430 list_for_each_entry(comp, &priv->rx_list.list, list) {
1431 if (comp->fs.location == loc) {
1432 list_del(&comp->list);
1434 priv->rx_list.count--;
1435 gfar_process_filer_changes(priv);
1444 static int gfar_get_cls(struct gfar_private *priv, struct ethtool_rxnfc *cmd)
1446 struct ethtool_flow_spec_container *comp;
1449 list_for_each_entry(comp, &priv->rx_list.list, list) {
1450 if (comp->fs.location == cmd->fs.location) {
1451 memcpy(&cmd->fs, &comp->fs, sizeof(cmd->fs));
1452 gfar_invert_masks(&cmd->fs);
1461 static int gfar_get_cls_all(struct gfar_private *priv,
1462 struct ethtool_rxnfc *cmd, u32 *rule_locs)
1464 struct ethtool_flow_spec_container *comp;
1467 list_for_each_entry(comp, &priv->rx_list.list, list) {
1468 if (i == cmd->rule_cnt)
1470 rule_locs[i] = comp->fs.location;
1474 cmd->data = MAX_FILER_IDX;
1480 static int gfar_set_nfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
1482 struct gfar_private *priv = netdev_priv(dev);
1485 if (test_bit(GFAR_RESETTING, &priv->state))
1488 mutex_lock(&priv->rx_queue_access);
1492 ret = gfar_set_hash_opts(priv, cmd);
1494 case ETHTOOL_SRXCLSRLINS:
1495 if ((cmd->fs.ring_cookie != RX_CLS_FLOW_DISC &&
1496 cmd->fs.ring_cookie >= priv->num_rx_queues) ||
1497 cmd->fs.location >= MAX_FILER_IDX) {
1501 ret = gfar_add_cls(priv, &cmd->fs);
1503 case ETHTOOL_SRXCLSRLDEL:
1504 ret = gfar_del_cls(priv, cmd->fs.location);
1510 mutex_unlock(&priv->rx_queue_access);
1515 static int gfar_get_nfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
1518 struct gfar_private *priv = netdev_priv(dev);
1522 case ETHTOOL_GRXRINGS:
1523 cmd->data = priv->num_rx_queues;
1525 case ETHTOOL_GRXCLSRLCNT:
1526 cmd->rule_cnt = priv->rx_list.count;
1528 case ETHTOOL_GRXCLSRULE:
1529 ret = gfar_get_cls(priv, cmd);
1531 case ETHTOOL_GRXCLSRLALL:
1532 ret = gfar_get_cls_all(priv, cmd, rule_locs);
1542 int gfar_phc_index = -1;
1543 EXPORT_SYMBOL(gfar_phc_index);
1545 static int gfar_get_ts_info(struct net_device *dev,
1546 struct ethtool_ts_info *info)
1548 struct gfar_private *priv = netdev_priv(dev);
1550 if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER)) {
1551 info->so_timestamping = SOF_TIMESTAMPING_RX_SOFTWARE |
1552 SOF_TIMESTAMPING_SOFTWARE;
1553 info->phc_index = -1;
1556 info->so_timestamping = SOF_TIMESTAMPING_TX_HARDWARE |
1557 SOF_TIMESTAMPING_RX_HARDWARE |
1558 SOF_TIMESTAMPING_RAW_HARDWARE;
1559 info->phc_index = gfar_phc_index;
1560 info->tx_types = (1 << HWTSTAMP_TX_OFF) |
1561 (1 << HWTSTAMP_TX_ON);
1562 info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) |
1563 (1 << HWTSTAMP_FILTER_ALL);
1567 const struct ethtool_ops gfar_ethtool_ops = {
1568 .get_settings = gfar_gsettings,
1569 .set_settings = gfar_ssettings,
1570 .get_drvinfo = gfar_gdrvinfo,
1571 .get_regs_len = gfar_reglen,
1572 .get_regs = gfar_get_regs,
1573 .get_link = ethtool_op_get_link,
1574 .get_coalesce = gfar_gcoalesce,
1575 .set_coalesce = gfar_scoalesce,
1576 .get_ringparam = gfar_gringparam,
1577 .set_ringparam = gfar_sringparam,
1578 .get_pauseparam = gfar_gpauseparam,
1579 .set_pauseparam = gfar_spauseparam,
1580 .get_strings = gfar_gstrings,
1581 .get_sset_count = gfar_sset_count,
1582 .get_ethtool_stats = gfar_fill_stats,
1583 .get_msglevel = gfar_get_msglevel,
1584 .set_msglevel = gfar_set_msglevel,
1586 .get_wol = gfar_get_wol,
1587 .set_wol = gfar_set_wol,
1589 .set_rxnfc = gfar_set_nfc,
1590 .get_rxnfc = gfar_get_nfc,
1591 .get_ts_info = gfar_get_ts_info,