1 // SPDX-License-Identifier: GPL-2.0-only
5   Copyright (C) 2007-2009  STMicroelectronics Ltd
98 	/* EEE */
130 	/* PCS */
306 	if (priv->plat->has_gmac || priv->plat->has_gmac4)  in stmmac_ethtool_getdrvinfo()
307 		strscpy(info->driver, GMAC_ETHTOOL_NAME, sizeof(info->driver));  in stmmac_ethtool_getdrvinfo()
308 	else if (priv->plat->has_xgmac)  in stmmac_ethtool_getdrvinfo()
309 		strscpy(info->driver, XGMAC_ETHTOOL_NAME, sizeof(info->driver));  in stmmac_ethtool_getdrvinfo()
311 		strscpy(info->driver, MAC100_ETHTOOL_NAME,  in stmmac_ethtool_getdrvinfo()
312 			sizeof(info->driver));  in stmmac_ethtool_getdrvinfo()
314 	if (priv->plat->pdev) {  in stmmac_ethtool_getdrvinfo()
315 		strscpy(info->bus_info, pci_name(priv->plat->pdev),  in stmmac_ethtool_getdrvinfo()
316 			sizeof(info->bus_info));  in stmmac_ethtool_getdrvinfo()
325 	if (!(priv->plat->flags & STMMAC_FLAG_HAS_INTEGRATED_PCS) &&  in stmmac_ethtool_get_link_ksettings()
326 	    (priv->hw->pcs & STMMAC_PCS_RGMII ||  in stmmac_ethtool_get_link_ksettings()
327 	     priv->hw->pcs & STMMAC_PCS_SGMII)) {  in stmmac_ethtool_get_link_ksettings()
331 		if (!priv->xstats.pcs_link) {  in stmmac_ethtool_get_link_ksettings()
332 			cmd->base.speed = SPEED_UNKNOWN;  in stmmac_ethtool_get_link_ksettings()
333 			cmd->base.duplex = DUPLEX_UNKNOWN;  in stmmac_ethtool_get_link_ksettings()
336 		cmd->base.duplex = priv->xstats.pcs_duplex;  in stmmac_ethtool_get_link_ksettings()
338 		cmd->base.speed = priv->xstats.pcs_speed;  in stmmac_ethtool_get_link_ksettings()
341 		if (stmmac_pcs_get_adv_lp(priv, priv->ioaddr, &adv))  in stmmac_ethtool_get_link_ksettings()
342 			return -EOPNOTSUPP;	/* should never happen indeed */  in stmmac_ethtool_get_link_ksettings()
347 			&supported, cmd->link_modes.supported);  in stmmac_ethtool_get_link_ksettings()
349 			&advertising, cmd->link_modes.advertising);  in stmmac_ethtool_get_link_ksettings()
351 			&lp_advertising, cmd->link_modes.lp_advertising);  in stmmac_ethtool_get_link_ksettings()
363 		cmd->base.autoneg = ADVERTISED_Autoneg;  in stmmac_ethtool_get_link_ksettings()
391 		cmd->base.port = PORT_OTHER;  in stmmac_ethtool_get_link_ksettings()
394 			cmd->link_modes.supported, supported);  in stmmac_ethtool_get_link_ksettings()
396 			cmd->link_modes.advertising, advertising);  in stmmac_ethtool_get_link_ksettings()
398 			cmd->link_modes.lp_advertising, lp_advertising);  in stmmac_ethtool_get_link_ksettings()
403 	return phylink_ethtool_ksettings_get(priv->phylink, cmd);  in stmmac_ethtool_get_link_ksettings()
412 	if (!(priv->plat->flags & STMMAC_FLAG_HAS_INTEGRATED_PCS) &&  in stmmac_ethtool_set_link_ksettings()
413 	    (priv->hw->pcs & STMMAC_PCS_RGMII ||  in stmmac_ethtool_set_link_ksettings()
414 	     priv->hw->pcs & STMMAC_PCS_SGMII)) {  in stmmac_ethtool_set_link_ksettings()
416 		if (cmd->base.autoneg != AUTONEG_ENABLE)  in stmmac_ethtool_set_link_ksettings()
417 			return -EINVAL;  in stmmac_ethtool_set_link_ksettings()
419 		mutex_lock(&priv->lock);  in stmmac_ethtool_set_link_ksettings()
420 		stmmac_pcs_ctrl_ane(priv, priv->ioaddr, 1, priv->hw->ps, 0);  in stmmac_ethtool_set_link_ksettings()
421 		mutex_unlock(&priv->lock);  in stmmac_ethtool_set_link_ksettings()
426 	return phylink_ethtool_ksettings_set(priv->phylink, cmd);  in stmmac_ethtool_set_link_ksettings()
432 	return priv->msg_enable;  in stmmac_ethtool_getmsglevel()
438 	priv->msg_enable = level;  in stmmac_ethtool_setmsglevel()
446 	if (priv->plat->has_xgmac)  in stmmac_ethtool_get_regs_len()
448 	else if (priv->plat->has_gmac4)  in stmmac_ethtool_get_regs_len()
459 	stmmac_dump_mac_regs(priv, priv->hw, reg_space);  in stmmac_ethtool_gregs()
460 	stmmac_dump_dma_regs(priv, priv->ioaddr, reg_space);  in stmmac_ethtool_gregs()
463 	if (priv->plat->has_gmac4) {  in stmmac_ethtool_gregs()
468 	} else if (!priv->plat->has_xgmac) {  in stmmac_ethtool_gregs()
479 	return phylink_ethtool_nway_reset(priv->phylink);  in stmmac_nway_reset()
489 	ring->rx_max_pending = DMA_MAX_RX_SIZE;  in stmmac_get_ringparam()
490 	ring->tx_max_pending = DMA_MAX_TX_SIZE;  in stmmac_get_ringparam()
491 	ring->rx_pending = priv->dma_conf.dma_rx_size;  in stmmac_get_ringparam()
492 	ring->tx_pending = priv->dma_conf.dma_tx_size;  in stmmac_get_ringparam()
500 	if (ring->rx_mini_pending || ring->rx_jumbo_pending ||  in stmmac_set_ringparam()
501 	    ring->rx_pending < DMA_MIN_RX_SIZE ||  in stmmac_set_ringparam()
502 	    ring->rx_pending > DMA_MAX_RX_SIZE ||  in stmmac_set_ringparam()
503 	    !is_power_of_2(ring->rx_pending) ||  in stmmac_set_ringparam()
504 	    ring->tx_pending < DMA_MIN_TX_SIZE ||  in stmmac_set_ringparam()
505 	    ring->tx_pending > DMA_MAX_TX_SIZE ||  in stmmac_set_ringparam()
506 	    !is_power_of_2(ring->tx_pending))  in stmmac_set_ringparam()
507 		return -EINVAL;  in stmmac_set_ringparam()
509 	return stmmac_reinit_ringparam(netdev, ring->rx_pending,  in stmmac_set_ringparam()
510 				       ring->tx_pending);  in stmmac_set_ringparam()
520 	if (priv->hw->pcs && !stmmac_pcs_get_adv_lp(priv, priv->ioaddr, &adv_lp)) {  in stmmac_get_pauseparam()
521 		pause->autoneg = 1;  in stmmac_get_pauseparam()
525 		phylink_ethtool_get_pauseparam(priv->phylink, pause);  in stmmac_get_pauseparam()
536 	if (priv->hw->pcs && !stmmac_pcs_get_adv_lp(priv, priv->ioaddr, &adv_lp)) {  in stmmac_set_pauseparam()
537 		pause->autoneg = 1;  in stmmac_set_pauseparam()
539 			return -EOPNOTSUPP;  in stmmac_set_pauseparam()
542 		return phylink_ethtool_set_pauseparam(priv->phylink, pause);  in stmmac_set_pauseparam()
557 		pcpu = per_cpu_ptr(priv->xstats.pcpu_stats, cpu);  in stmmac_get_rx_normal_irq_n()
559 			start = u64_stats_fetch_begin(&pcpu->syncp);  in stmmac_get_rx_normal_irq_n()
560 			irq_n = u64_stats_read(&pcpu->rx_normal_irq_n[q]);  in stmmac_get_rx_normal_irq_n()
561 		} while (u64_stats_fetch_retry(&pcpu->syncp, start));  in stmmac_get_rx_normal_irq_n()
578 		pcpu = per_cpu_ptr(priv->xstats.pcpu_stats, cpu);  in stmmac_get_tx_normal_irq_n()
580 			start = u64_stats_fetch_begin(&pcpu->syncp);  in stmmac_get_tx_normal_irq_n()
581 			irq_n = u64_stats_read(&pcpu->tx_normal_irq_n[q]);  in stmmac_get_tx_normal_irq_n()
582 		} while (u64_stats_fetch_retry(&pcpu->syncp, start));  in stmmac_get_tx_normal_irq_n()
590 	u32 tx_cnt = priv->plat->tx_queues_to_use;  in stmmac_get_per_qstats()
591 	u32 rx_cnt = priv->plat->rx_queues_to_use;  in stmmac_get_per_qstats()
596 		struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[q];  in stmmac_get_per_qstats()
600 			start = u64_stats_fetch_begin(&txq_stats->napi_syncp);  in stmmac_get_per_qstats()
601 			pkt_n = u64_stats_read(&txq_stats->napi.tx_pkt_n);  in stmmac_get_per_qstats()
602 		} while (u64_stats_fetch_retry(&txq_stats->napi_syncp, start));  in stmmac_get_per_qstats()
609 		struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[q];  in stmmac_get_per_qstats()
613 			start = u64_stats_fetch_begin(&rxq_stats->napi_syncp);  in stmmac_get_per_qstats()
614 			pkt_n = u64_stats_read(&rxq_stats->napi.rx_pkt_n);  in stmmac_get_per_qstats()
615 		} while (u64_stats_fetch_retry(&rxq_stats->napi_syncp, start));  in stmmac_get_per_qstats()
626 	u32 rx_queues_count = priv->plat->rx_queues_to_use;  in stmmac_get_ethtool_stats()
627 	u32 tx_queues_count = priv->plat->tx_queues_to_use;  in stmmac_get_ethtool_stats()
633 	if (priv->dma_cap.asp) {  in stmmac_get_ethtool_stats()
635 			if (!stmmac_safety_feat_dump(priv, &priv->sstats, i,  in stmmac_get_ethtool_stats()
642 	ret = stmmac_dma_diagnostic_fr(priv, &priv->xstats, priv->ioaddr);  in stmmac_get_ethtool_stats()
645 		if (priv->dma_cap.rmon) {  in stmmac_get_ethtool_stats()
646 			stmmac_mmc_read(priv, priv->mmcaddr, &priv->mmc);  in stmmac_get_ethtool_stats()
657 		if (priv->eee_enabled) {  in stmmac_get_ethtool_stats()
658 			int val = phylink_get_eee_err(priv->phylink);  in stmmac_get_ethtool_stats()
660 				priv->xstats.phy_eee_wakeup_error_n = val;  in stmmac_get_ethtool_stats()
663 		if (priv->synopsys_id >= DWMAC_CORE_3_50)  in stmmac_get_ethtool_stats()
664 			stmmac_mac_debug(priv, priv->ioaddr,  in stmmac_get_ethtool_stats()
665 					(void *)&priv->xstats,  in stmmac_get_ethtool_stats()
676 		struct stmmac_rxq_stats *rxq_stats = &priv->xstats.rxq_stats[i];  in stmmac_get_ethtool_stats()
682 			start = u64_stats_fetch_begin(&rxq_stats->napi_syncp);  in stmmac_get_ethtool_stats()
683 			snapshot = rxq_stats->napi;  in stmmac_get_ethtool_stats()
684 		} while (u64_stats_fetch_retry(&rxq_stats->napi_syncp, start));  in stmmac_get_ethtool_stats()
695 		struct stmmac_txq_stats *txq_stats = &priv->xstats.txq_stats[i];  in stmmac_get_ethtool_stats()
702 			start = u64_stats_fetch_begin(&txq_stats->q_syncp);  in stmmac_get_ethtool_stats()
703 			q_snapshot = txq_stats->q;  in stmmac_get_ethtool_stats()
704 		} while (u64_stats_fetch_retry(&txq_stats->q_syncp, start));  in stmmac_get_ethtool_stats()
706 			start = u64_stats_fetch_begin(&txq_stats->napi_syncp);  in stmmac_get_ethtool_stats()
707 			napi_snapshot = txq_stats->napi;  in stmmac_get_ethtool_stats()
708 		} while (u64_stats_fetch_retry(&txq_stats->napi_syncp, start));  in stmmac_get_ethtool_stats()
721 	normal_irq_n += priv->xstats.rx_early_irq;  in stmmac_get_ethtool_stats()
731 	u32 tx_cnt = priv->plat->tx_queues_to_use;  in stmmac_get_sset_count()
732 	u32 rx_cnt = priv->plat->rx_queues_to_use;  in stmmac_get_sset_count()
741 		if (priv->dma_cap.rmon)  in stmmac_get_sset_count()
743 		if (priv->dma_cap.asp) {  in stmmac_get_sset_count()
746 							&priv->sstats, i,  in stmmac_get_sset_count()
758 		return -EOPNOTSUPP;  in stmmac_get_sset_count()
764 	u32 tx_cnt = priv->plat->tx_queues_to_use;  in stmmac_get_qstats_string()
765 	u32 rx_cnt = priv->plat->rx_queues_to_use;  in stmmac_get_qstats_string()
792 		if (priv->dma_cap.asp) {  in stmmac_get_strings()
796 							&priv->sstats, i,  in stmmac_get_strings()
803 		if (priv->dma_cap.rmon)  in stmmac_get_strings()
833 	if (!priv->plat->pmt)  in stmmac_get_wol()
834 		return phylink_ethtool_get_wol(priv->phylink, wol);  in stmmac_get_wol()
836 	mutex_lock(&priv->lock);  in stmmac_get_wol()
837 	if (device_can_wakeup(priv->device)) {  in stmmac_get_wol()
838 		wol->supported = WAKE_MAGIC | WAKE_UCAST;  in stmmac_get_wol()
839 		if (priv->hw_cap_support && !priv->dma_cap.pmt_magic_frame)  in stmmac_get_wol()
840 			wol->supported &= ~WAKE_MAGIC;  in stmmac_get_wol()
841 		wol->wolopts = priv->wolopts;  in stmmac_get_wol()
843 	mutex_unlock(&priv->lock);  in stmmac_get_wol()
851 	if (!device_can_wakeup(priv->device))  in stmmac_set_wol()
852 		return -EOPNOTSUPP;  in stmmac_set_wol()
854 	if (!priv->plat->pmt) {  in stmmac_set_wol()
855 		int ret = phylink_ethtool_set_wol(priv->phylink, wol);  in stmmac_set_wol()
858 			device_set_wakeup_enable(priv->device, !!wol->wolopts);  in stmmac_set_wol()
865 	if ((priv->hw_cap_support) && (!priv->dma_cap.pmt_magic_frame))  in stmmac_set_wol()
866 		wol->wolopts &= ~WAKE_MAGIC;  in stmmac_set_wol()
868 	if (wol->wolopts & ~support)  in stmmac_set_wol()
869 		return -EINVAL;  in stmmac_set_wol()
871 	if (wol->wolopts) {  in stmmac_set_wol()
873 		device_set_wakeup_enable(priv->device, 1);  in stmmac_set_wol()
875 		if (priv->wol_irq_disabled)  in stmmac_set_wol()
876 			enable_irq_wake(priv->wol_irq);  in stmmac_set_wol()
877 		priv->wol_irq_disabled = false;  in stmmac_set_wol()
879 		device_set_wakeup_enable(priv->device, 0);  in stmmac_set_wol()
881 		if (!priv->wol_irq_disabled)  in stmmac_set_wol()
882 			disable_irq_wake(priv->wol_irq);  in stmmac_set_wol()
883 		priv->wol_irq_disabled = true;  in stmmac_set_wol()
886 	mutex_lock(&priv->lock);  in stmmac_set_wol()
887 	priv->wolopts = wol->wolopts;  in stmmac_set_wol()
888 	mutex_unlock(&priv->lock);  in stmmac_set_wol()
898 	if (!priv->dma_cap.eee)  in stmmac_ethtool_op_get_eee()
899 		return -EOPNOTSUPP;  in stmmac_ethtool_op_get_eee()
901 	edata->tx_lpi_timer = priv->tx_lpi_timer;  in stmmac_ethtool_op_get_eee()
902 	edata->tx_lpi_enabled = priv->tx_lpi_enabled;  in stmmac_ethtool_op_get_eee()
904 	return phylink_ethtool_get_eee(priv->phylink, edata);  in stmmac_ethtool_op_get_eee()
913 	if (!priv->dma_cap.eee)  in stmmac_ethtool_op_set_eee()
914 		return -EOPNOTSUPP;  in stmmac_ethtool_op_set_eee()
916 	if (priv->tx_lpi_enabled != edata->tx_lpi_enabled)  in stmmac_ethtool_op_set_eee()
917 		netdev_warn(priv->dev,  in stmmac_ethtool_op_set_eee()
918 			    "Setting EEE tx-lpi is not supported\n");  in stmmac_ethtool_op_set_eee()
920 	if (!edata->eee_enabled)  in stmmac_ethtool_op_set_eee()
923 	ret = phylink_ethtool_set_eee(priv->phylink, edata);  in stmmac_ethtool_op_set_eee()
927 	if (edata->eee_enabled &&  in stmmac_ethtool_op_set_eee()
928 	    priv->tx_lpi_timer != edata->tx_lpi_timer) {  in stmmac_ethtool_op_set_eee()
929 		priv->tx_lpi_timer = edata->tx_lpi_timer;  in stmmac_ethtool_op_set_eee()
938 	unsigned long clk = clk_get_rate(priv->plat->stmmac_clk);  in stmmac_usec2riwt()
941 		clk = priv->plat->clk_ref_rate;  in stmmac_usec2riwt()
951 	unsigned long clk = clk_get_rate(priv->plat->stmmac_clk);  in stmmac_riwt2usec()
954 		clk = priv->plat->clk_ref_rate;  in stmmac_riwt2usec()
971 	rx_cnt = priv->plat->rx_queues_to_use;  in __stmmac_get_coalesce()
972 	tx_cnt = priv->plat->tx_queues_to_use;  in __stmmac_get_coalesce()
978 		return -EINVAL;  in __stmmac_get_coalesce()
981 		ec->tx_coalesce_usecs = priv->tx_coal_timer[queue];  in __stmmac_get_coalesce()
982 		ec->tx_max_coalesced_frames = priv->tx_coal_frames[queue];  in __stmmac_get_coalesce()
984 		ec->tx_coalesce_usecs = 0;  in __stmmac_get_coalesce()
985 		ec->tx_max_coalesced_frames = 0;  in __stmmac_get_coalesce()
988 	if (priv->use_riwt && queue < rx_cnt) {  in __stmmac_get_coalesce()
989 		ec->rx_max_coalesced_frames = priv->rx_coal_frames[queue];  in __stmmac_get_coalesce()
990 		ec->rx_coalesce_usecs = stmmac_riwt2usec(priv->rx_riwt[queue],  in __stmmac_get_coalesce()
993 		ec->rx_max_coalesced_frames = 0;  in __stmmac_get_coalesce()
994 		ec->rx_coalesce_usecs = 0;  in __stmmac_get_coalesce()
1005 	return __stmmac_get_coalesce(dev, ec, -1);  in stmmac_get_coalesce()
1025 	rx_cnt = priv->plat->rx_queues_to_use;  in __stmmac_set_coalesce()
1026 	tx_cnt = priv->plat->tx_queues_to_use;  in __stmmac_set_coalesce()
1032 		return -EINVAL;  in __stmmac_set_coalesce()
1034 	if (priv->use_riwt) {  in __stmmac_set_coalesce()
1035 		rx_riwt = stmmac_usec2riwt(ec->rx_coalesce_usecs, priv);  in __stmmac_set_coalesce()
1038 			return -EINVAL;  in __stmmac_set_coalesce()
1044 				priv->rx_riwt[i] = rx_riwt;  in __stmmac_set_coalesce()
1045 				stmmac_rx_watchdog(priv, priv->ioaddr,  in __stmmac_set_coalesce()
1047 				priv->rx_coal_frames[i] =  in __stmmac_set_coalesce()
1048 					ec->rx_max_coalesced_frames;  in __stmmac_set_coalesce()
1051 			priv->rx_riwt[queue] = rx_riwt;  in __stmmac_set_coalesce()
1052 			stmmac_rx_watchdog(priv, priv->ioaddr,  in __stmmac_set_coalesce()
1054 			priv->rx_coal_frames[queue] =  in __stmmac_set_coalesce()
1055 				ec->rx_max_coalesced_frames;  in __stmmac_set_coalesce()
1059 	if ((ec->tx_coalesce_usecs == 0) &&  in __stmmac_set_coalesce()
1060 	    (ec->tx_max_coalesced_frames == 0))  in __stmmac_set_coalesce()
1061 		return -EINVAL;  in __stmmac_set_coalesce()
1063 	if ((ec->tx_coalesce_usecs > STMMAC_MAX_COAL_TX_TICK) ||  in __stmmac_set_coalesce()
1064 	    (ec->tx_max_coalesced_frames > STMMAC_TX_MAX_FRAMES))  in __stmmac_set_coalesce()
1065 		return -EINVAL;  in __stmmac_set_coalesce()
1071 			priv->tx_coal_frames[i] =  in __stmmac_set_coalesce()
1072 				ec->tx_max_coalesced_frames;  in __stmmac_set_coalesce()
1073 			priv->tx_coal_timer[i] =  in __stmmac_set_coalesce()
1074 				ec->tx_coalesce_usecs;  in __stmmac_set_coalesce()
1077 		priv->tx_coal_frames[queue] =  in __stmmac_set_coalesce()
1078 			ec->tx_max_coalesced_frames;  in __stmmac_set_coalesce()
1079 		priv->tx_coal_timer[queue] =  in __stmmac_set_coalesce()
1080 			ec->tx_coalesce_usecs;  in __stmmac_set_coalesce()
1091 	return __stmmac_set_coalesce(dev, ec, -1);  in stmmac_set_coalesce()
1105 	switch (rxnfc->cmd) {  in stmmac_get_rxnfc()
1107 		rxnfc->data = priv->plat->rx_queues_to_use;  in stmmac_get_rxnfc()
1110 		return -EOPNOTSUPP;  in stmmac_get_rxnfc()
1120 	return sizeof(priv->rss.key);  in stmmac_get_rxfh_key_size()
1127 	return ARRAY_SIZE(priv->rss.table);  in stmmac_get_rxfh_indir_size()
1136 	if (rxfh->indir) {  in stmmac_get_rxfh()
1137 		for (i = 0; i < ARRAY_SIZE(priv->rss.table); i++)  in stmmac_get_rxfh()
1138 			rxfh->indir[i] = priv->rss.table[i];  in stmmac_get_rxfh()
1141 	if (rxfh->key)  in stmmac_get_rxfh()
1142 		memcpy(rxfh->key, priv->rss.key, sizeof(priv->rss.key));  in stmmac_get_rxfh()
1143 	rxfh->hfunc = ETH_RSS_HASH_TOP;  in stmmac_get_rxfh()
1155 	if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE &&  in stmmac_set_rxfh()
1156 	    rxfh->hfunc != ETH_RSS_HASH_TOP)  in stmmac_set_rxfh()
1157 		return -EOPNOTSUPP;  in stmmac_set_rxfh()
1159 	if (rxfh->indir) {  in stmmac_set_rxfh()
1160 		for (i = 0; i < ARRAY_SIZE(priv->rss.table); i++)  in stmmac_set_rxfh()
1161 			priv->rss.table[i] = rxfh->indir[i];  in stmmac_set_rxfh()
1164 	if (rxfh->key)  in stmmac_set_rxfh()
1165 		memcpy(priv->rss.key, rxfh->key, sizeof(priv->rss.key));  in stmmac_set_rxfh()
1167 	return stmmac_rss_configure(priv, priv->hw, &priv->rss,  in stmmac_set_rxfh()
1168 				    priv->plat->rx_queues_to_use);  in stmmac_set_rxfh()
1176 	chan->rx_count = priv->plat->rx_queues_to_use;  in stmmac_get_channels()
1177 	chan->tx_count = priv->plat->tx_queues_to_use;  in stmmac_get_channels()
1178 	chan->max_rx = priv->dma_cap.number_rx_queues;  in stmmac_get_channels()
1179 	chan->max_tx = priv->dma_cap.number_tx_queues;  in stmmac_get_channels()
1187 	if (chan->rx_count > priv->dma_cap.number_rx_queues ||  in stmmac_set_channels()
1188 	    chan->tx_count > priv->dma_cap.number_tx_queues ||  in stmmac_set_channels()
1189 	    !chan->rx_count || !chan->tx_count)  in stmmac_set_channels()
1190 		return -EINVAL;  in stmmac_set_channels()
1192 	return stmmac_reinit_queues(dev, chan->rx_count, chan->tx_count);  in stmmac_set_channels()
1200 	if ((priv->dma_cap.time_stamp || priv->dma_cap.atime_stamp)) {  in stmmac_get_ts_info()
1202 		info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |  in stmmac_get_ts_info()
1207 		if (priv->ptp_clock)  in stmmac_get_ts_info()
1208 			info->phc_index = ptp_clock_index(priv->ptp_clock);  in stmmac_get_ts_info()
1210 			info->phc_index = 0;  in stmmac_get_ts_info()
1212 		info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON);  in stmmac_get_ts_info()
1214 		info->rx_filters = ((1 << HWTSTAMP_FILTER_NONE) |  in stmmac_get_ts_info()
1236 	switch (tuna->id) {  in stmmac_get_tunable()
1238 		*(u32 *)data = priv->rx_copybreak;  in stmmac_get_tunable()
1241 		ret = -EINVAL;  in stmmac_get_tunable()
1255 	switch (tuna->id) {  in stmmac_set_tunable()
1257 		priv->rx_copybreak = *(u32 *)data;  in stmmac_set_tunable()
1260 		ret = -EINVAL;  in stmmac_set_tunable()
1274 	if (!priv->dma_cap.fpesel)  in stmmac_get_mm()
1275 		return -EOPNOTSUPP;  in stmmac_get_mm()
1277 	spin_lock_irqsave(&priv->fpe_cfg.lock, flags);  in stmmac_get_mm()
1279 	state->max_verify_time = STMMAC_FPE_MM_MAX_VERIFY_TIME_MS;  in stmmac_get_mm()
1280 	state->verify_enabled = priv->fpe_cfg.verify_enabled;  in stmmac_get_mm()
1281 	state->pmac_enabled = priv->fpe_cfg.pmac_enabled;  in stmmac_get_mm()
1282 	state->verify_time = priv->fpe_cfg.verify_time;  in stmmac_get_mm()
1283 	state->tx_enabled = priv->fpe_cfg.tx_enabled;  in stmmac_get_mm()
1284 	state->verify_status = priv->fpe_cfg.status;  in stmmac_get_mm()
1285 	state->rx_min_frag_size = ETH_ZLEN;  in stmmac_get_mm()
1290 	if (state->tx_enabled &&  in stmmac_get_mm()
1291 	    (state->verify_status == ETHTOOL_MM_VERIFY_STATUS_SUCCEEDED ||  in stmmac_get_mm()
1292 	     state->verify_status == ETHTOOL_MM_VERIFY_STATUS_DISABLED))  in stmmac_get_mm()
1293 		state->tx_active = true;  in stmmac_get_mm()
1295 		state->tx_active = false;  in stmmac_get_mm()
1297 	frag_size = stmmac_fpe_get_add_frag_size(priv, priv->ioaddr);  in stmmac_get_mm()
1298 	state->tx_min_frag_size = ethtool_mm_frag_size_add_to_min(frag_size);  in stmmac_get_mm()
1300 	spin_unlock_irqrestore(&priv->fpe_cfg.lock, flags);  in stmmac_get_mm()
1309 	struct stmmac_fpe_cfg *fpe_cfg = &priv->fpe_cfg;  in stmmac_set_mm()
1314 	err = ethtool_mm_frag_size_min_to_add(cfg->tx_min_frag_size,  in stmmac_set_mm()
1320 	timer_shutdown_sync(&fpe_cfg->verify_timer);  in stmmac_set_mm()
1322 	spin_lock_irqsave(&fpe_cfg->lock, flags);  in stmmac_set_mm()
1324 	fpe_cfg->verify_enabled = cfg->verify_enabled;  in stmmac_set_mm()
1325 	fpe_cfg->pmac_enabled = cfg->pmac_enabled;  in stmmac_set_mm()
1326 	fpe_cfg->verify_time = cfg->verify_time;  in stmmac_set_mm()
1327 	fpe_cfg->tx_enabled = cfg->tx_enabled;  in stmmac_set_mm()
1329 	if (!cfg->verify_enabled)  in stmmac_set_mm()
1330 		fpe_cfg->status = ETHTOOL_MM_VERIFY_STATUS_DISABLED;  in stmmac_set_mm()
1332 	stmmac_fpe_set_add_frag_size(priv, priv->ioaddr, frag_size);  in stmmac_set_mm()
1335 	spin_unlock_irqrestore(&fpe_cfg->lock, flags);  in stmmac_set_mm()
1344 	struct stmmac_counters *mmc = &priv->mmc;  in stmmac_get_mm_stats()
1346 	if (!priv->dma_cap.rmon)  in stmmac_get_mm_stats()
1349 	stmmac_mmc_read(priv, priv->mmcaddr, mmc);  in stmmac_get_mm_stats()
1351 	s->MACMergeFrameAssErrorCount = mmc->mmc_rx_packet_assembly_err_cntr;  in stmmac_get_mm_stats()
1352 	s->MACMergeFrameAssOkCount = mmc->mmc_rx_packet_assembly_ok_cntr;  in stmmac_get_mm_stats()
1353 	s->MACMergeFrameSmdErrorCount = mmc->mmc_rx_packet_smd_err_cntr;  in stmmac_get_mm_stats()
1354 	s->MACMergeFragCountRx = mmc->mmc_rx_fpe_fragment_cntr;  in stmmac_get_mm_stats()
1355 	s->MACMergeFragCountTx = mmc->mmc_tx_fpe_fragment_cntr;  in stmmac_get_mm_stats()
1356 	s->MACMergeHoldCount = mmc->mmc_tx_hold_req_cntr;  in stmmac_get_mm_stats()
1404 	netdev->ethtool_ops = &stmmac_ethtool_ops;  in stmmac_set_ethtool_ops()