1 files changed, 56 insertions, 131 deletions

diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c
index a23748777b1b..9c0d87503977 100644
--- a/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c
+++ b/drivers/net/ethernet/intel/fm10k/fm10k_ethtool.c
@@ -1,5 +1,5 @@
-/* Intel Ethernet Switch Host Interface Driver
- * Copyright(c) 2013 - 2015 Intel Corporation.
+/* Intel(R) Ethernet Switch Host Interface Driver
+ * Copyright(c) 2013 - 2016 Intel Corporation.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms and conditions of the GNU General Public License,
@@ -77,19 +77,6 @@ static const struct fm10k_stats fm10k_gstrings_global_stats[] = {
 	FM10K_STAT("mac_rules_avail", hw.swapi.mac.avail),
 
 	FM10K_STAT("tx_hang_count", tx_timeout_count),
-
-	FM10K_STAT("tx_hwtstamp_timeouts", tx_hwtstamp_timeouts),
-};
-
-static const struct fm10k_stats fm10k_gstrings_debug_stats[] = {
-	FM10K_STAT("hw_sm_mbx_full", hw_sm_mbx_full),
-	FM10K_STAT("hw_csum_tx_good", hw_csum_tx_good),
-	FM10K_STAT("hw_csum_rx_good", hw_csum_rx_good),
-	FM10K_STAT("rx_switch_errors", rx_switch_errors),
-	FM10K_STAT("rx_drops", rx_drops),
-	FM10K_STAT("rx_pp_errors", rx_pp_errors),
-	FM10K_STAT("rx_link_errors", rx_link_errors),
-	FM10K_STAT("rx_length_errors", rx_length_errors),
 };
 
 static const struct fm10k_stats fm10k_gstrings_pf_stats[] = {
@@ -121,13 +108,21 @@ static const struct fm10k_stats fm10k_gstrings_mbx_stats[] = {
 	FM10K_MBX_STAT("mbx_rx_mbmem_pushed", rx_mbmem_pushed),
 };
 
+#define FM10K_QUEUE_STAT(_name, _stat) { \
+	.stat_string = _name, \
+	.sizeof_stat = FIELD_SIZEOF(struct fm10k_ring, _stat), \
+	.stat_offset = offsetof(struct fm10k_ring, _stat) \
+}
+
+static const struct fm10k_stats fm10k_gstrings_queue_stats[] = {
+	FM10K_QUEUE_STAT("packets", stats.packets),
+	FM10K_QUEUE_STAT("bytes", stats.bytes),
+};
+
 #define FM10K_GLOBAL_STATS_LEN ARRAY_SIZE(fm10k_gstrings_global_stats)
-#define FM10K_DEBUG_STATS_LEN ARRAY_SIZE(fm10k_gstrings_debug_stats)
 #define FM10K_PF_STATS_LEN ARRAY_SIZE(fm10k_gstrings_pf_stats)
 #define FM10K_MBX_STATS_LEN ARRAY_SIZE(fm10k_gstrings_mbx_stats)
-
-#define FM10K_QUEUE_STATS_LEN(_n) \
-	((_n) * 2 * (sizeof(struct fm10k_queue_stats) / sizeof(u64)))
+#define FM10K_QUEUE_STATS_LEN ARRAY_SIZE(fm10k_gstrings_queue_stats)
 
 #define FM10K_STATIC_STATS_LEN (FM10K_GLOBAL_STATS_LEN + \
 				FM10K_NETDEV_STATS_LEN + \
@@ -145,12 +140,10 @@ enum fm10k_self_test_types {
 };
 
 enum {
-	FM10K_PRV_FLAG_DEBUG_STATS,
 	FM10K_PRV_FLAG_LEN,
 };
 
 static const char fm10k_prv_flags[FM10K_PRV_FLAG_LEN][ETH_GSTRING_LEN] = {
-	"debug-statistics",
 };
 
 static void fm10k_add_stat_strings(char **p, const char *prefix,
@@ -169,7 +162,6 @@ static void fm10k_add_stat_strings(char **p, const char *prefix,
 static void fm10k_get_stat_strings(struct net_device *dev, u8 *data)
 {
 	struct fm10k_intfc *interface = netdev_priv(dev);
-	struct fm10k_iov_data *iov_data = interface->iov_data;
 	char *p = (char *)data;
 	unsigned int i;
 
@@ -179,10 +171,6 @@ static void fm10k_get_stat_strings(struct net_device *dev, u8 *data)
 	fm10k_add_stat_strings(&p, "", fm10k_gstrings_global_stats,
 			       FM10K_GLOBAL_STATS_LEN);
 
-	if (interface->flags & FM10K_FLAG_DEBUG_STATS)
-		fm10k_add_stat_strings(&p, "", fm10k_gstrings_debug_stats,
-				       FM10K_DEBUG_STATS_LEN);
-
 	fm10k_add_stat_strings(&p, "", fm10k_gstrings_mbx_stats,
 			       FM10K_MBX_STATS_LEN);
 
@@ -190,26 +178,18 @@ static void fm10k_get_stat_strings(struct net_device *dev, u8 *data)
 		fm10k_add_stat_strings(&p, "", fm10k_gstrings_pf_stats,
 				       FM10K_PF_STATS_LEN);
 
-	if ((interface->flags & FM10K_FLAG_DEBUG_STATS) && iov_data) {
-		for (i = 0; i < iov_data->num_vfs; i++) {
-			char prefix[ETH_GSTRING_LEN];
+	for (i = 0; i < interface->hw.mac.max_queues; i++) {
+		char prefix[ETH_GSTRING_LEN];
 
-			snprintf(prefix, ETH_GSTRING_LEN, "vf_%u_", i);
-			fm10k_add_stat_strings(&p, prefix,
-					       fm10k_gstrings_mbx_stats,
-					       FM10K_MBX_STATS_LEN);
-		}
-	}
+		snprintf(prefix, ETH_GSTRING_LEN, "tx_queue_%u_", i);
+		fm10k_add_stat_strings(&p, prefix,
+				       fm10k_gstrings_queue_stats,
+				       FM10K_QUEUE_STATS_LEN);
 
-	for (i = 0; i < interface->hw.mac.max_queues; i++) {
-		snprintf(p, ETH_GSTRING_LEN, "tx_queue_%u_packets", i);
-		p += ETH_GSTRING_LEN;
-		snprintf(p, ETH_GSTRING_LEN, "tx_queue_%u_bytes", i);
-		p += ETH_GSTRING_LEN;
-		snprintf(p, ETH_GSTRING_LEN, "rx_queue_%u_packets", i);
-		p += ETH_GSTRING_LEN;
-		snprintf(p, ETH_GSTRING_LEN, "rx_queue_%u_bytes", i);
-		p += ETH_GSTRING_LEN;
+		snprintf(prefix, ETH_GSTRING_LEN, "rx_queue_%u_", i);
+		fm10k_add_stat_strings(&p, prefix,
+				       fm10k_gstrings_queue_stats,
+				       FM10K_QUEUE_STATS_LEN);
 	}
 }
 
@@ -236,7 +216,6 @@ static void fm10k_get_strings(struct net_device *dev,
 static int fm10k_get_sset_count(struct net_device *dev, int sset)
 {
 	struct fm10k_intfc *interface = netdev_priv(dev);
-	struct fm10k_iov_data *iov_data = interface->iov_data;
 	struct fm10k_hw *hw = &interface->hw;
 	int stats_len = FM10K_STATIC_STATS_LEN;
 
@@ -244,19 +223,11 @@ static int fm10k_get_sset_count(struct net_device *dev, int sset)
 	case ETH_SS_TEST:
 		return FM10K_TEST_LEN;
 	case ETH_SS_STATS:
-		stats_len += FM10K_QUEUE_STATS_LEN(hw->mac.max_queues);
+		stats_len += hw->mac.max_queues * 2 * FM10K_QUEUE_STATS_LEN;
 
 		if (hw->mac.type != fm10k_mac_vf)
 			stats_len += FM10K_PF_STATS_LEN;
 
-		if (interface->flags & FM10K_FLAG_DEBUG_STATS) {
-			stats_len += FM10K_DEBUG_STATS_LEN;
-
-			if (iov_data)
-				stats_len += FM10K_MBX_STATS_LEN *
-					iov_data->num_vfs;
-		}
-
 		return stats_len;
 	case ETH_SS_PRIV_FLAGS:
 		return FM10K_PRV_FLAG_LEN;
@@ -272,9 +243,10 @@ static void fm10k_add_ethtool_stats(u64 **data, void *pointer,
 	unsigned int i;
 	char *p;
 
-	/* simply skip forward if we were not given a valid pointer */
 	if (!pointer) {
-		*data += size;
+		/* memory is not zero allocated so we have to clear it */
+		for (i = 0; i < size; i++)
+			*((*data)++) = 0;
 		return;
 	}
 
@@ -304,11 +276,9 @@ static void fm10k_get_ethtool_stats(struct net_device *netdev,
 				    struct ethtool_stats __always_unused *stats,
 				    u64 *data)
 {
-	const int stat_count = sizeof(struct fm10k_queue_stats) / sizeof(u64);
 	struct fm10k_intfc *interface = netdev_priv(netdev);
-	struct fm10k_iov_data *iov_data = interface->iov_data;
 	struct net_device_stats *net_stats = &netdev->stats;
-	int i, j;
+	int i;
 
 	fm10k_update_stats(interface);
 
@@ -318,11 +288,6 @@ static void fm10k_get_ethtool_stats(struct net_device *netdev,
 	fm10k_add_ethtool_stats(&data, interface, fm10k_gstrings_global_stats,
 				FM10K_GLOBAL_STATS_LEN);
 
-	if (interface->flags & FM10K_FLAG_DEBUG_STATS)
-		fm10k_add_ethtool_stats(&data, interface,
-					fm10k_gstrings_debug_stats,
-					FM10K_DEBUG_STATS_LEN);
-
 	fm10k_add_ethtool_stats(&data, &interface->hw.mbx,
 				fm10k_gstrings_mbx_stats,
 				FM10K_MBX_STATS_LEN);
@@ -333,33 +298,18 @@ static void fm10k_get_ethtool_stats(struct net_device *netdev,
 					FM10K_PF_STATS_LEN);
 	}
 
-	if ((interface->flags & FM10K_FLAG_DEBUG_STATS) && iov_data) {
-		for (i = 0; i < iov_data->num_vfs; i++) {
-			struct fm10k_vf_info *vf_info;
-
-			vf_info = &iov_data->vf_info[i];
-
-			fm10k_add_ethtool_stats(&data, &vf_info->mbx,
-						fm10k_gstrings_mbx_stats,
-						FM10K_MBX_STATS_LEN);
-		}
-	}
-
 	for (i = 0; i < interface->hw.mac.max_queues; i++) {
 		struct fm10k_ring *ring;
-		u64 *queue_stat;
 
 		ring = interface->tx_ring[i];
-		if (ring)
-			queue_stat = (u64 *)&ring->stats;
-		for (j = 0; j < stat_count; j++)
-			*(data++) = ring ? queue_stat[j] : 0;
+		fm10k_add_ethtool_stats(&data, ring,
+					fm10k_gstrings_queue_stats,
+					FM10K_QUEUE_STATS_LEN);
 
 		ring = interface->rx_ring[i];
-		if (ring)
-			queue_stat = (u64 *)&ring->stats;
-		for (j = 0; j < stat_count; j++)
-			*(data++) = ring ? queue_stat[j] : 0;
+		fm10k_add_ethtool_stats(&data, ring,
+					fm10k_gstrings_queue_stats,
+					FM10K_QUEUE_STATS_LEN);
 	}
 }
 
@@ -1003,27 +953,14 @@ static void fm10k_self_test(struct net_device *dev,
 
 static u32 fm10k_get_priv_flags(struct net_device *netdev)
 {
-	struct fm10k_intfc *interface = netdev_priv(netdev);
-	u32 priv_flags = 0;
-
-	if (interface->flags & FM10K_FLAG_DEBUG_STATS)
-		priv_flags |= BIT(FM10K_PRV_FLAG_DEBUG_STATS);
-
-	return priv_flags;
+	return 0;
 }
 
 static int fm10k_set_priv_flags(struct net_device *netdev, u32 priv_flags)
 {
-	struct fm10k_intfc *interface = netdev_priv(netdev);
-
 	if (priv_flags >= BIT(FM10K_PRV_FLAG_LEN))
 		return -EINVAL;
 
-	if (priv_flags & BIT(FM10K_PRV_FLAG_DEBUG_STATS))
-		interface->flags |= FM10K_FLAG_DEBUG_STATS;
-	else
-		interface->flags &= ~FM10K_FLAG_DEBUG_STATS;
-
 	return 0;
 }
 
@@ -1034,15 +971,29 @@ u32 fm10k_get_reta_size(struct net_device __always_unused *netdev)
 
 void fm10k_write_reta(struct fm10k_intfc *interface, const u32 *indir)
 {
+	u16 rss_i = interface->ring_feature[RING_F_RSS].indices;
 	struct fm10k_hw *hw = &interface->hw;
-	int i;
+	u32 table[4];
+	int i, j;
 
 	/* record entries to reta table */
-	for (i = 0; i < FM10K_RETA_SIZE; i++, indir += 4) {
-		u32 reta = indir[0] |
-			   (indir[1] << 8) |
-			   (indir[2] << 16) |
-			   (indir[3] << 24);
+	for (i = 0; i < FM10K_RETA_SIZE; i++) {
+		u32 reta, n;
+
+		/* generate a new table if we weren't given one */
+		for (j = 0; j < 4; j++) {
+			if (indir)
+				n = indir[i + j];
+			else
+				n = ethtool_rxfh_indir_default(i + j, rss_i);
+
+			table[j] = n;
+		}
+
+		reta = table[0] |
+			(table[1] << 8) |
+			(table[2] << 16) |
+			(table[3] << 24);
 
 		if (interface->reta[i] == reta)
 			continue;
@@ -1201,31 +1152,6 @@ static int fm10k_set_channels(struct net_device *dev,
 	return fm10k_setup_tc(dev, netdev_get_num_tc(dev));
 }
 
-static int fm10k_get_ts_info(struct net_device *dev,
-			     struct ethtool_ts_info *info)
-{
-	struct fm10k_intfc *interface = netdev_priv(dev);
-
-	info->so_timestamping =
-		SOF_TIMESTAMPING_TX_SOFTWARE |
-		SOF_TIMESTAMPING_RX_SOFTWARE |
-		SOF_TIMESTAMPING_SOFTWARE |
-		SOF_TIMESTAMPING_TX_HARDWARE |
-		SOF_TIMESTAMPING_RX_HARDWARE |
-		SOF_TIMESTAMPING_RAW_HARDWARE;
-
-	if (interface->ptp_clock)
-		info->phc_index = ptp_clock_index(interface->ptp_clock);
-	else
-		info->phc_index = -1;
-
-	info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON);
-
-	info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) | BIT(HWTSTAMP_FILTER_ALL);
-
-	return 0;
-}
-
 static const struct ethtool_ops fm10k_ethtool_ops = {
 	.get_strings		= fm10k_get_strings,
 	.get_sset_count		= fm10k_get_sset_count,
@@ -1253,7 +1179,6 @@ static const struct ethtool_ops fm10k_ethtool_ops = {
 	.set_rxfh		= fm10k_set_rssh,
 	.get_channels		= fm10k_get_channels,
 	.set_channels		= fm10k_set_channels,
-	.get_ts_info            = fm10k_get_ts_info,
 };
 
 void fm10k_set_ethtool_ops(struct net_device *dev)