Merge remote-tracking branch 'torvalds/master' into perf/core

To pick up BPF changes we'll need.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 218 insertions, 52 deletions

diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c
index 24df132384fb..a1f99bef4a68 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
  * aQuantia Corporation Network Driver
- * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
+ * Copyright (C) 2014-2019 aQuantia Corporation. All rights reserved
  */
 
 /* File aq_ethtool.c: Definition of ethertool related functions. */
@@ -9,13 +9,18 @@
 #include "aq_ethtool.h"
 #include "aq_nic.h"
 #include "aq_vec.h"
+#include "aq_ptp.h"
 #include "aq_filters.h"
 
+#include <linux/ptp_clock_kernel.h>
+
 static void aq_ethtool_get_regs(struct net_device *ndev,
 				struct ethtool_regs *regs, void *p)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	u32 regs_count = aq_nic_get_regs_count(aq_nic);
+	u32 regs_count;
+
+	regs_count = aq_nic_get_regs_count(aq_nic);
 
 	memset(p, 0, regs_count * sizeof(u32));
 	aq_nic_get_regs(aq_nic, regs, p);
@@ -24,7 +29,9 @@ static void aq_ethtool_get_regs(struct net_device *ndev,
 static int aq_ethtool_get_regs_len(struct net_device *ndev)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	u32 regs_count = aq_nic_get_regs_count(aq_nic);
+	u32 regs_count;
+
+	regs_count = aq_nic_get_regs_count(aq_nic);
 
 	return regs_count * sizeof(u32);
 }
@@ -89,11 +96,21 @@ static const char aq_ethtool_queue_stat_names[][ETH_GSTRING_LEN] = {
 	"Queue[%d] InErrors",
 };
 
+static const char aq_ethtool_priv_flag_names[][ETH_GSTRING_LEN] = {
+	"DMASystemLoopback",
+	"PKTSystemLoopback",
+	"DMANetworkLoopback",
+	"PHYInternalLoopback",
+	"PHYExternalLoopback",
+};
+
 static void aq_ethtool_stats(struct net_device *ndev,
 			     struct ethtool_stats *stats, u64 *data)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
+
+	cfg = aq_nic_get_cfg(aq_nic);
 
 	memset(data, 0, (ARRAY_SIZE(aq_ethtool_stat_names) +
 			 ARRAY_SIZE(aq_ethtool_queue_stat_names) *
@@ -104,11 +121,15 @@ static void aq_ethtool_stats(struct net_device *ndev,
 static void aq_ethtool_get_drvinfo(struct net_device *ndev,
 				   struct ethtool_drvinfo *drvinfo)
 {
-	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
 	struct pci_dev *pdev = to_pci_dev(ndev->dev.parent);
-	u32 firmware_version = aq_nic_get_fw_version(aq_nic);
-	u32 regs_count = aq_nic_get_regs_count(aq_nic);
+	struct aq_nic_s *aq_nic = netdev_priv(ndev);
+	struct aq_nic_cfg_s *cfg;
+	u32 firmware_version;
+	u32 regs_count;
+
+	cfg = aq_nic_get_cfg(aq_nic);
+	firmware_version = aq_nic_get_fw_version(aq_nic);
+	regs_count = aq_nic_get_regs_count(aq_nic);
 
 	strlcat(drvinfo->driver, AQ_CFG_DRV_NAME, sizeof(drvinfo->driver));
 	strlcat(drvinfo->version, AQ_CFG_DRV_VERSION, sizeof(drvinfo->version));
@@ -129,12 +150,15 @@ static void aq_ethtool_get_drvinfo(struct net_device *ndev,
 static void aq_ethtool_get_strings(struct net_device *ndev,
 				   u32 stringset, u8 *data)
 {
-	int i, si;
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
 	u8 *p = data;
+	int i, si;
 
-	if (stringset == ETH_SS_STATS) {
+	cfg = aq_nic_get_cfg(aq_nic);
+
+	switch (stringset) {
+	case ETH_SS_STATS:
 		memcpy(p, aq_ethtool_stat_names,
 		       sizeof(aq_ethtool_stat_names));
 		p = p + sizeof(aq_ethtool_stat_names);
@@ -147,23 +171,63 @@ static void aq_ethtool_get_strings(struct net_device *ndev,
 				p += ETH_GSTRING_LEN;
 			}
 		}
+		break;
+	case ETH_SS_PRIV_FLAGS:
+		memcpy(p, aq_ethtool_priv_flag_names,
+		       sizeof(aq_ethtool_priv_flag_names));
+		break;
 	}
 }
 
-static int aq_ethtool_get_sset_count(struct net_device *ndev, int stringset)
+static int aq_ethtool_set_phys_id(struct net_device *ndev,
+				  enum ethtool_phys_id_state state)
 {
+	struct aq_nic_s *aq_nic = netdev_priv(ndev);
+	struct aq_hw_s *hw = aq_nic->aq_hw;
 	int ret = 0;
+
+	if (!aq_nic->aq_fw_ops->led_control)
+		return -EOPNOTSUPP;
+
+	mutex_lock(&aq_nic->fwreq_mutex);
+
+	switch (state) {
+	case ETHTOOL_ID_ACTIVE:
+		ret = aq_nic->aq_fw_ops->led_control(hw, AQ_HW_LED_BLINK |
+				 AQ_HW_LED_BLINK << 2 | AQ_HW_LED_BLINK << 4);
+		break;
+	case ETHTOOL_ID_INACTIVE:
+		ret = aq_nic->aq_fw_ops->led_control(hw, AQ_HW_LED_DEFAULT);
+		break;
+	default:
+		break;
+	}
+
+	mutex_unlock(&aq_nic->fwreq_mutex);
+
+	return ret;
+}
+
+static int aq_ethtool_get_sset_count(struct net_device *ndev, int stringset)
+{
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
+	int ret = 0;
+
+	cfg = aq_nic_get_cfg(aq_nic);
 
 	switch (stringset) {
 	case ETH_SS_STATS:
 		ret = ARRAY_SIZE(aq_ethtool_stat_names) +
 			cfg->vecs * ARRAY_SIZE(aq_ethtool_queue_stat_names);
 		break;
+	case ETH_SS_PRIV_FLAGS:
+		ret = ARRAY_SIZE(aq_ethtool_priv_flag_names);
+		break;
 	default:
 		ret = -EOPNOTSUPP;
 	}
+
 	return ret;
 }
 
@@ -175,7 +239,9 @@ static u32 aq_ethtool_get_rss_indir_size(struct net_device *ndev)
 static u32 aq_ethtool_get_rss_key_size(struct net_device *ndev)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
+
+	cfg = aq_nic_get_cfg(aq_nic);
 
 	return sizeof(cfg->aq_rss.hash_secret_key);
 }
@@ -184,9 +250,11 @@ static int aq_ethtool_get_rss(struct net_device *ndev, u32 *indir, u8 *key,
 			      u8 *hfunc)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
 	unsigned int i = 0U;
 
+	cfg = aq_nic_get_cfg(aq_nic);
+
 	if (hfunc)
 		*hfunc = ETH_RSS_HASH_TOP; /* Toeplitz */
 	if (indir) {
@@ -196,6 +264,7 @@ static int aq_ethtool_get_rss(struct net_device *ndev, u32 *indir, u8 *key,
 	if (key)
 		memcpy(key, cfg->aq_rss.hash_secret_key,
 		       sizeof(cfg->aq_rss.hash_secret_key));
+
 	return 0;
 }
 
@@ -239,9 +308,11 @@ static int aq_ethtool_get_rxnfc(struct net_device *ndev,
 				u32 *rule_locs)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
 	int err = 0;
 
+	cfg = aq_nic_get_cfg(aq_nic);
+
 	switch (cmd->cmd) {
 	case ETHTOOL_GRXRINGS:
 		cmd->data = cfg->vecs;
@@ -266,8 +337,8 @@ static int aq_ethtool_get_rxnfc(struct net_device *ndev,
 static int aq_ethtool_set_rxnfc(struct net_device *ndev,
 				struct ethtool_rxnfc *cmd)
 {
-	int err = 0;
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
+	int err = 0;
 
 	switch (cmd->cmd) {
 	case ETHTOOL_SRXCLSRLINS:
@@ -288,7 +359,9 @@ static int aq_ethtool_get_coalesce(struct net_device *ndev,
 				   struct ethtool_coalesce *coal)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
+
+	cfg = aq_nic_get_cfg(aq_nic);
 
 	if (cfg->itr == AQ_CFG_INTERRUPT_MODERATION_ON ||
 	    cfg->itr == AQ_CFG_INTERRUPT_MODERATION_AUTO) {
@@ -302,6 +375,7 @@ static int aq_ethtool_get_coalesce(struct net_device *ndev,
 		coal->rx_max_coalesced_frames = 1;
 		coal->tx_max_coalesced_frames = 1;
 	}
+
 	return 0;
 }
 
@@ -309,7 +383,9 @@ static int aq_ethtool_set_coalesce(struct net_device *ndev,
 				   struct ethtool_coalesce *coal)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
+
+	cfg = aq_nic_get_cfg(aq_nic);
 
 	/* This is not yet supported
 	 */
@@ -351,13 +427,12 @@ static void aq_ethtool_get_wol(struct net_device *ndev,
 			       struct ethtool_wolinfo *wol)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
 
-	wol->supported = WAKE_MAGIC;
-	wol->wolopts = 0;
+	cfg = aq_nic_get_cfg(aq_nic);
 
-	if (cfg->wol)
-		wol->wolopts |= WAKE_MAGIC;
+	wol->supported = AQ_NIC_WOL_MODES;
+	wol->wolopts = cfg->wol;
 }
 
 static int aq_ethtool_set_wol(struct net_device *ndev,
@@ -365,18 +440,50 @@ static int aq_ethtool_set_wol(struct net_device *ndev,
 {
 	struct pci_dev *pdev = to_pci_dev(ndev->dev.parent);
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
 	int err = 0;
 
-	if (wol->wolopts & WAKE_MAGIC)
-		cfg->wol |= AQ_NIC_WOL_ENABLED;
-	else
-		cfg->wol &= ~AQ_NIC_WOL_ENABLED;
-	err = device_set_wakeup_enable(&pdev->dev, wol->wolopts);
+	cfg = aq_nic_get_cfg(aq_nic);
+
+	if (wol->wolopts & ~AQ_NIC_WOL_MODES)
+		return -EOPNOTSUPP;
+
+	cfg->wol = wol->wolopts;
+
+	err = device_set_wakeup_enable(&pdev->dev, !!cfg->wol);
 
 	return err;
 }
 
+static int aq_ethtool_get_ts_info(struct net_device *ndev,
+				  struct ethtool_ts_info *info)
+{
+	struct aq_nic_s *aq_nic = netdev_priv(ndev);
+
+	ethtool_op_get_ts_info(ndev, info);
+
+	if (!aq_nic->aq_ptp)
+		return 0;
+
+	info->so_timestamping |=
+		SOF_TIMESTAMPING_TX_HARDWARE |
+		SOF_TIMESTAMPING_RX_HARDWARE |
+		SOF_TIMESTAMPING_RAW_HARDWARE;
+
+	info->tx_types = BIT(HWTSTAMP_TX_OFF) |
+			 BIT(HWTSTAMP_TX_ON);
+
+	info->rx_filters = BIT(HWTSTAMP_FILTER_NONE);
+
+	info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V2_L4_EVENT) |
+			    BIT(HWTSTAMP_FILTER_PTP_V2_L2_EVENT) |
+			    BIT(HWTSTAMP_FILTER_PTP_V2_EVENT);
+
+	info->phc_index = ptp_clock_index(aq_ptp_get_ptp_clock(aq_nic->aq_ptp));
+
+	return 0;
+}
+
 static enum hw_atl_fw2x_rate eee_mask_to_ethtool_mask(u32 speed)
 {
 	u32 rate = 0;
@@ -481,7 +588,7 @@ static void aq_ethtool_get_pauseparam(struct net_device *ndev,
 				      struct ethtool_pauseparam *pause)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	u32 fc = aq_nic->aq_nic_cfg.flow_control;
+	u32 fc = aq_nic->aq_nic_cfg.fc.req;
 
 	pause->autoneg = 0;
 
@@ -503,14 +610,14 @@ static int aq_ethtool_set_pauseparam(struct net_device *ndev,
 		return -EOPNOTSUPP;
 
 	if (pause->rx_pause)
-		aq_nic->aq_hw->aq_nic_cfg->flow_control |= AQ_NIC_FC_RX;
+		aq_nic->aq_hw->aq_nic_cfg->fc.req |= AQ_NIC_FC_RX;
 	else
-		aq_nic->aq_hw->aq_nic_cfg->flow_control &= ~AQ_NIC_FC_RX;
+		aq_nic->aq_hw->aq_nic_cfg->fc.req &= ~AQ_NIC_FC_RX;
 
 	if (pause->tx_pause)
-		aq_nic->aq_hw->aq_nic_cfg->flow_control |= AQ_NIC_FC_TX;
+		aq_nic->aq_hw->aq_nic_cfg->fc.req |= AQ_NIC_FC_TX;
 	else
-		aq_nic->aq_hw->aq_nic_cfg->flow_control &= ~AQ_NIC_FC_TX;
+		aq_nic->aq_hw->aq_nic_cfg->fc.req &= ~AQ_NIC_FC_TX;
 
 	mutex_lock(&aq_nic->fwreq_mutex);
 	err = aq_nic->aq_fw_ops->set_flow_control(aq_nic->aq_hw);
@@ -523,23 +630,28 @@ static void aq_get_ringparam(struct net_device *ndev,
 			     struct ethtool_ringparam *ring)
 {
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *aq_nic_cfg = aq_nic_get_cfg(aq_nic);
+	struct aq_nic_cfg_s *cfg;
 
-	ring->rx_pending = aq_nic_cfg->rxds;
-	ring->tx_pending = aq_nic_cfg->txds;
+	cfg = aq_nic_get_cfg(aq_nic);
+
+	ring->rx_pending = cfg->rxds;
+	ring->tx_pending = cfg->txds;
 
-	ring->rx_max_pending = aq_nic_cfg->aq_hw_caps->rxds_max;
-	ring->tx_max_pending = aq_nic_cfg->aq_hw_caps->txds_max;
+	ring->rx_max_pending = cfg->aq_hw_caps->rxds_max;
+	ring->tx_max_pending = cfg->aq_hw_caps->txds_max;
 }
 
 static int aq_set_ringparam(struct net_device *ndev,
 			    struct ethtool_ringparam *ring)
 {
-	int err = 0;
-	bool ndev_running = false;
 	struct aq_nic_s *aq_nic = netdev_priv(ndev);
-	struct aq_nic_cfg_s *aq_nic_cfg = aq_nic_get_cfg(aq_nic);
-	const struct aq_hw_caps_s *hw_caps = aq_nic_cfg->aq_hw_caps;
+	const struct aq_hw_caps_s *hw_caps;
+	bool ndev_running = false;
+	struct aq_nic_cfg_s *cfg;
+	int err = 0;
+
+	cfg = aq_nic_get_cfg(aq_nic);
+	hw_caps = cfg->aq_hw_caps;
 
 	if (ring->rx_mini_pending || ring->rx_jumbo_pending) {
 		err = -EOPNOTSUPP;
@@ -553,18 +665,18 @@ static int aq_set_ringparam(struct net_device *ndev,
 
 	aq_nic_free_vectors(aq_nic);
 
-	aq_nic_cfg->rxds = max(ring->rx_pending, hw_caps->rxds_min);
-	aq_nic_cfg->rxds = min(aq_nic_cfg->rxds, hw_caps->rxds_max);
-	aq_nic_cfg->rxds = ALIGN(aq_nic_cfg->rxds, AQ_HW_RXD_MULTIPLE);
+	cfg->rxds = max(ring->rx_pending, hw_caps->rxds_min);
+	cfg->rxds = min(cfg->rxds, hw_caps->rxds_max);
+	cfg->rxds = ALIGN(cfg->rxds, AQ_HW_RXD_MULTIPLE);
 
-	aq_nic_cfg->txds = max(ring->tx_pending, hw_caps->txds_min);
-	aq_nic_cfg->txds = min(aq_nic_cfg->txds, hw_caps->txds_max);
-	aq_nic_cfg->txds = ALIGN(aq_nic_cfg->txds, AQ_HW_TXD_MULTIPLE);
+	cfg->txds = max(ring->tx_pending, hw_caps->txds_min);
+	cfg->txds = min(cfg->txds, hw_caps->txds_max);
+	cfg->txds = ALIGN(cfg->txds, AQ_HW_TXD_MULTIPLE);
 
-	for (aq_nic->aq_vecs = 0; aq_nic->aq_vecs < aq_nic_cfg->vecs;
+	for (aq_nic->aq_vecs = 0; aq_nic->aq_vecs < cfg->vecs;
 	     aq_nic->aq_vecs++) {
 		aq_nic->aq_vec[aq_nic->aq_vecs] =
-		    aq_vec_alloc(aq_nic, aq_nic->aq_vecs, aq_nic_cfg);
+		    aq_vec_alloc(aq_nic, aq_nic->aq_vecs, cfg);
 		if (unlikely(!aq_nic->aq_vec[aq_nic->aq_vecs])) {
 			err = -ENOMEM;
 			goto err_exit;
@@ -577,12 +689,61 @@ err_exit:
 	return err;
 }
 
+static u32 aq_get_msg_level(struct net_device *ndev)
+{
+	struct aq_nic_s *aq_nic = netdev_priv(ndev);
+
+	return aq_nic->msg_enable;
+}
+
+static void aq_set_msg_level(struct net_device *ndev, u32 data)
+{
+	struct aq_nic_s *aq_nic = netdev_priv(ndev);
+
+	aq_nic->msg_enable = data;
+}
+
+static u32 aq_ethtool_get_priv_flags(struct net_device *ndev)
+{
+	struct aq_nic_s *aq_nic = netdev_priv(ndev);
+
+	return aq_nic->aq_nic_cfg.priv_flags;
+}
+
+static int aq_ethtool_set_priv_flags(struct net_device *ndev, u32 flags)
+{
+	struct aq_nic_s *aq_nic = netdev_priv(ndev);
+	struct aq_nic_cfg_s *cfg;
+	u32 priv_flags;
+
+	cfg = aq_nic_get_cfg(aq_nic);
+	priv_flags = cfg->priv_flags;
+
+	if (flags & ~AQ_PRIV_FLAGS_MASK)
+		return -EOPNOTSUPP;
+
+	cfg->priv_flags = flags;
+
+	if ((priv_flags ^ flags) & BIT(AQ_HW_LOOPBACK_DMA_NET)) {
+		if (netif_running(ndev)) {
+			dev_close(ndev);
+
+			dev_open(ndev, NULL);
+		}
+	} else if ((priv_flags ^ flags) & AQ_HW_LOOPBACK_MASK) {
+		aq_nic_set_loopback(aq_nic);
+	}
+
+	return 0;
+}
+
 const struct ethtool_ops aq_ethtool_ops = {
 	.get_link            = aq_ethtool_get_link,
 	.get_regs_len        = aq_ethtool_get_regs_len,
 	.get_regs            = aq_ethtool_get_regs,
 	.get_drvinfo         = aq_ethtool_get_drvinfo,
 	.get_strings         = aq_ethtool_get_strings,
+	.set_phys_id         = aq_ethtool_set_phys_id,
 	.get_rxfh_indir_size = aq_ethtool_get_rss_indir_size,
 	.get_wol             = aq_ethtool_get_wol,
 	.set_wol             = aq_ethtool_set_wol,
@@ -598,10 +759,15 @@ const struct ethtool_ops aq_ethtool_ops = {
 	.set_rxfh            = aq_ethtool_set_rss,
 	.get_rxnfc           = aq_ethtool_get_rxnfc,
 	.set_rxnfc           = aq_ethtool_set_rxnfc,
+	.get_msglevel        = aq_get_msg_level,
+	.set_msglevel        = aq_set_msg_level,
 	.get_sset_count      = aq_ethtool_get_sset_count,
 	.get_ethtool_stats   = aq_ethtool_stats,
+	.get_priv_flags      = aq_ethtool_get_priv_flags,
+	.set_priv_flags      = aq_ethtool_set_priv_flags,
 	.get_link_ksettings  = aq_ethtool_get_link_ksettings,
 	.set_link_ksettings  = aq_ethtool_set_link_ksettings,
 	.get_coalesce	     = aq_ethtool_get_coalesce,
 	.set_coalesce	     = aq_ethtool_set_coalesce,
+	.get_ts_info         = aq_ethtool_get_ts_info,
 };