Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Conflicts:
	drivers/net/ethernet/intel/igb/e1000_mac.c
	net/core/filter.c

Both conflicts were simple overlapping changes.

Signed-off-by: David S. Miller <davem@davemloft.net>

5 files changed, 21 insertions, 51 deletions

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
index 0975742ca7e..c688c8a4c06 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
@@ -255,7 +255,6 @@ struct ixgbe_ring {
 		struct ixgbe_tx_buffer *tx_buffer_info;
 		struct ixgbe_rx_buffer *rx_buffer_info;
 	};
-	unsigned long last_rx_timestamp;
 	unsigned long state;
 	u8 __iomem *tail;
 	dma_addr_t dma;			/* phys. address of descriptor ring */
@@ -778,6 +777,7 @@ struct ixgbe_adapter {
 	unsigned long ptp_tx_start;
 	unsigned long last_overflow_check;
 	unsigned long last_rx_ptp_check;
+	unsigned long last_rx_timestamp;
 	spinlock_t tmreg_lock;
 	struct cyclecounter cc;
 	struct timecounter tc;
@@ -960,24 +960,7 @@ void ixgbe_ptp_init(struct ixgbe_adapter *adapter);
 void ixgbe_ptp_stop(struct ixgbe_adapter *adapter);
 void ixgbe_ptp_overflow_check(struct ixgbe_adapter *adapter);
 void ixgbe_ptp_rx_hang(struct ixgbe_adapter *adapter);
-void __ixgbe_ptp_rx_hwtstamp(struct ixgbe_q_vector *q_vector,
-			     struct sk_buff *skb);
-static inline void ixgbe_ptp_rx_hwtstamp(struct ixgbe_ring *rx_ring,
-					 union ixgbe_adv_rx_desc *rx_desc,
-					 struct sk_buff *skb)
-{
-	if (unlikely(!ixgbe_test_staterr(rx_desc, IXGBE_RXDADV_STAT_TS)))
-		return;
-
-	__ixgbe_ptp_rx_hwtstamp(rx_ring->q_vector, skb);
-
-	/*
-	 * Update the last_rx_timestamp timer in order to enable watchdog check
-	 * for error case of latched timestamp on a dropped packet.
-	 */
-	rx_ring->last_rx_timestamp = jiffies;
-}
-
+void ixgbe_ptp_rx_hwtstamp(struct ixgbe_adapter *adapter, struct sk_buff *skb);
 int ixgbe_ptp_set_ts_config(struct ixgbe_adapter *adapter, struct ifreq *ifr);
 int ixgbe_ptp_get_ts_config(struct ixgbe_adapter *adapter, struct ifreq *ifr);
 void ixgbe_ptp_start_cyclecounter(struct ixgbe_adapter *adapter);
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
index 6cc148b7c13..bdc55819179 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
@@ -1199,7 +1199,7 @@ static s32 ixgbe_detect_eeprom_page_size_generic(struct ixgbe_hw *hw,
 	 */
 	hw->eeprom.word_page_size = IXGBE_EEPROM_PAGE_SIZE_MAX - data[0];
 
-	hw_dbg(hw, "Detected EEPROM page size = %d words.",
+	hw_dbg(hw, "Detected EEPROM page size = %d words.\n",
 	       hw->eeprom.word_page_size);
 out:
 	return status;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 39a1c07258b..8089ea9f2fb 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -1690,7 +1690,8 @@ static void ixgbe_process_skb_fields(struct ixgbe_ring *rx_ring,
 
 	ixgbe_rx_checksum(rx_ring, rx_desc, skb);
 
-	ixgbe_ptp_rx_hwtstamp(rx_ring, rx_desc, skb);
+	if (unlikely(ixgbe_test_staterr(rx_desc, IXGBE_RXDADV_STAT_TS)))
+		ixgbe_ptp_rx_hwtstamp(rx_ring->q_vector->adapter, skb);
 
 	if ((dev->features & NETIF_F_HW_VLAN_CTAG_RX) &&
 	    ixgbe_test_staterr(rx_desc, IXGBE_RXD_STAT_VP)) {
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c
index 23f765263f1..a76af8e28a0 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c
@@ -536,7 +536,7 @@ s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw)
 
 	if (time_out == max_time_out) {
 		status = IXGBE_ERR_LINK_SETUP;
-		hw_dbg(hw, "ixgbe_setup_phy_link_generic: time out");
+		hw_dbg(hw, "ixgbe_setup_phy_link_generic: time out\n");
 	}
 
 	return status;
@@ -745,7 +745,7 @@ s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw)
 
 	if (time_out == max_time_out) {
 		status = IXGBE_ERR_LINK_SETUP;
-		hw_dbg(hw, "ixgbe_setup_phy_link_tnx: time out");
+		hw_dbg(hw, "ixgbe_setup_phy_link_tnx: time out\n");
 	}
 
 	return status;
@@ -1175,7 +1175,7 @@ s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw)
 				status = 0;
 			} else {
 				if (hw->allow_unsupported_sfp) {
-					e_warn(drv, "WARNING: Intel (R) Network Connections are quality tested using Intel (R) Ethernet Optics.  Using untested modules is not supported and may cause unstable operation or damage to the module or the adapter.  Intel Corporation is not responsible for any harm caused by using untested modules.");
+					e_warn(drv, "WARNING: Intel (R) Network Connections are quality tested using Intel (R) Ethernet Optics.  Using untested modules is not supported and may cause unstable operation or damage to the module or the adapter.  Intel Corporation is not responsible for any harm caused by using untested modules.\n");
 					status = 0;
 				} else {
 					hw_dbg(hw,
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
index 63515a6f67f..8902ae68345 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
@@ -435,10 +435,8 @@ void ixgbe_ptp_overflow_check(struct ixgbe_adapter *adapter)
 void ixgbe_ptp_rx_hang(struct ixgbe_adapter *adapter)
 {
 	struct ixgbe_hw *hw = &adapter->hw;
-	struct ixgbe_ring *rx_ring;
 	u32 tsyncrxctl = IXGBE_READ_REG(hw, IXGBE_TSYNCRXCTL);
 	unsigned long rx_event;
-	int n;
 
 	/* if we don't have a valid timestamp in the registers, just update the
 	 * timeout counter and exit
@@ -450,18 +448,15 @@ void ixgbe_ptp_rx_hang(struct ixgbe_adapter *adapter)
 
 	/* determine the most recent watchdog or rx_timestamp event */
 	rx_event = adapter->last_rx_ptp_check;
-	for (n = 0; n < adapter->num_rx_queues; n++) {
-		rx_ring = adapter->rx_ring[n];
-		if (time_after(rx_ring->last_rx_timestamp, rx_event))
-			rx_event = rx_ring->last_rx_timestamp;
-	}
+	if (time_after(adapter->last_rx_timestamp, rx_event))
+		rx_event = adapter->last_rx_timestamp;
 
 	/* only need to read the high RXSTMP register to clear the lock */
 	if (time_is_before_jiffies(rx_event + 5*HZ)) {
 		IXGBE_READ_REG(hw, IXGBE_RXSTMPH);
 		adapter->last_rx_ptp_check = jiffies;
 
-		e_warn(drv, "clearing RX Timestamp hang");
+		e_warn(drv, "clearing RX Timestamp hang\n");
 	}
 }
 
@@ -517,7 +512,7 @@ static void ixgbe_ptp_tx_hwtstamp_work(struct work_struct *work)
 		dev_kfree_skb_any(adapter->ptp_tx_skb);
 		adapter->ptp_tx_skb = NULL;
 		clear_bit_unlock(__IXGBE_PTP_TX_IN_PROGRESS, &adapter->state);
-		e_warn(drv, "clearing Tx Timestamp hang");
+		e_warn(drv, "clearing Tx Timestamp hang\n");
 		return;
 	}
 
@@ -530,35 +525,22 @@ static void ixgbe_ptp_tx_hwtstamp_work(struct work_struct *work)
 }
 
 /**
- * __ixgbe_ptp_rx_hwtstamp - utility function which checks for RX time stamp
- * @q_vector: structure containing interrupt and ring information
+ * ixgbe_ptp_rx_hwtstamp - utility function which checks for RX time stamp
+ * @adapter: pointer to adapter struct
  * @skb: particular skb to send timestamp with
  *
  * if the timestamp is valid, we convert it into the timecounter ns
  * value, then store that result into the shhwtstamps structure which
  * is passed up the network stack
  */
-void __ixgbe_ptp_rx_hwtstamp(struct ixgbe_q_vector *q_vector,
-			     struct sk_buff *skb)
+void ixgbe_ptp_rx_hwtstamp(struct ixgbe_adapter *adapter, struct sk_buff *skb)
 {
-	struct ixgbe_adapter *adapter;
-	struct ixgbe_hw *hw;
+	struct ixgbe_hw *hw = &adapter->hw;
 	struct skb_shared_hwtstamps *shhwtstamps;
 	u64 regval = 0, ns;
 	u32 tsyncrxctl;
 	unsigned long flags;
 
-	/* we cannot process timestamps on a ring without a q_vector */
-	if (!q_vector || !q_vector->adapter)
-		return;
-
-	adapter = q_vector->adapter;
-	hw = &adapter->hw;
-
-	/*
-	 * Read the tsyncrxctl register afterwards in order to prevent taking an
-	 * I/O hit on every packet.
-	 */
 	tsyncrxctl = IXGBE_READ_REG(hw, IXGBE_TSYNCRXCTL);
 	if (!(tsyncrxctl & IXGBE_TSYNCRXCTL_VALID))
 		return;
@@ -566,13 +548,17 @@ void __ixgbe_ptp_rx_hwtstamp(struct ixgbe_q_vector *q_vector,
 	regval |= (u64)IXGBE_READ_REG(hw, IXGBE_RXSTMPL);
 	regval |= (u64)IXGBE_READ_REG(hw, IXGBE_RXSTMPH) << 32;
 
-
 	spin_lock_irqsave(&adapter->tmreg_lock, flags);
 	ns = timecounter_cyc2time(&adapter->tc, regval);
 	spin_unlock_irqrestore(&adapter->tmreg_lock, flags);
 
 	shhwtstamps = skb_hwtstamps(skb);
 	shhwtstamps->hwtstamp = ns_to_ktime(ns);
+
+	/* Update the last_rx_timestamp timer in order to enable watchdog check
+	 * for error case of latched timestamp on a dropped packet.
+	 */
+	adapter->last_rx_timestamp = jiffies;
 }
 
 int ixgbe_ptp_get_ts_config(struct ixgbe_adapter *adapter, struct ifreq *ifr)