Linux-libre 4.4-gnupck-4.4-gnu

4 files changed, 28 insertions, 23 deletions

diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h
index 212d668da..1a2f1cc44 100644
--- a/drivers/net/ethernet/intel/igb/igb.h
+++ b/drivers/net/ethernet/intel/igb/igb.h
@@ -444,8 +444,8 @@ struct igb_adapter {
 
 	struct ptp_pin_desc sdp_config[IGB_N_SDP];
 	struct {
-		struct timespec start;
-		struct timespec period;
+		struct timespec64 start;
+		struct timespec64 period;
 	} perout[IGB_N_PEROUT];
 
 	char fw_version[32];
diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index 74262768b..2529bc625 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -842,10 +842,6 @@ static void igb_get_drvinfo(struct net_device *netdev,
 		sizeof(drvinfo->fw_version));
 	strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 		sizeof(drvinfo->bus_info));
-	drvinfo->n_stats = IGB_STATS_LEN;
-	drvinfo->testinfo_len = IGB_TEST_LEN;
-	drvinfo->regdump_len = igb_get_regs_len(netdev);
-	drvinfo->eedump_len = igb_get_eeprom_len(netdev);
 }
 
 static void igb_get_ringparam(struct net_device *netdev,
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index e174fbbdb..ea7b09887 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -151,7 +151,7 @@ static void igb_setup_dca(struct igb_adapter *);
 #endif /* CONFIG_IGB_DCA */
 static int igb_poll(struct napi_struct *, int);
 static bool igb_clean_tx_irq(struct igb_q_vector *);
-static bool igb_clean_rx_irq(struct igb_q_vector *, int);
+static int igb_clean_rx_irq(struct igb_q_vector *, int);
 static int igb_ioctl(struct net_device *, struct ifreq *, int cmd);
 static void igb_tx_timeout(struct net_device *);
 static void igb_reset_task(struct work_struct *);
@@ -2986,6 +2986,9 @@ static int igb_sw_init(struct igb_adapter *adapter)
 	}
 #endif /* CONFIG_PCI_IOV */
 
+	/* Assume MSI-X interrupts, will be checked during IRQ allocation */
+	adapter->flags |= IGB_FLAG_HAS_MSIX;
+
 	igb_probe_vfs(adapter);
 
 	igb_init_queue_configuration(adapter);
@@ -5389,7 +5392,7 @@ static void igb_tsync_interrupt(struct igb_adapter *adapter)
 {
 	struct e1000_hw *hw = &adapter->hw;
 	struct ptp_clock_event event;
-	struct timespec ts;
+	struct timespec64 ts;
 	u32 ack = 0, tsauxc, sec, nsec, tsicr = rd32(E1000_TSICR);
 
 	if (tsicr & TSINTR_SYS_WRAP) {
@@ -5409,10 +5412,11 @@ static void igb_tsync_interrupt(struct igb_adapter *adapter)
 
 	if (tsicr & TSINTR_TT0) {
 		spin_lock(&adapter->tmreg_lock);
-		ts = timespec_add(adapter->perout[0].start,
-				  adapter->perout[0].period);
+		ts = timespec64_add(adapter->perout[0].start,
+				    adapter->perout[0].period);
+		/* u32 conversion of tv_sec is safe until y2106 */
 		wr32(E1000_TRGTTIML0, ts.tv_nsec);
-		wr32(E1000_TRGTTIMH0, ts.tv_sec);
+		wr32(E1000_TRGTTIMH0, (u32)ts.tv_sec);
 		tsauxc = rd32(E1000_TSAUXC);
 		tsauxc |= TSAUXC_EN_TT0;
 		wr32(E1000_TSAUXC, tsauxc);
@@ -5423,10 +5427,10 @@ static void igb_tsync_interrupt(struct igb_adapter *adapter)
 
 	if (tsicr & TSINTR_TT1) {
 		spin_lock(&adapter->tmreg_lock);
-		ts = timespec_add(adapter->perout[1].start,
-				  adapter->perout[1].period);
+		ts = timespec64_add(adapter->perout[1].start,
+				    adapter->perout[1].period);
 		wr32(E1000_TRGTTIML1, ts.tv_nsec);
-		wr32(E1000_TRGTTIMH1, ts.tv_sec);
+		wr32(E1000_TRGTTIMH1, (u32)ts.tv_sec);
 		tsauxc = rd32(E1000_TSAUXC);
 		tsauxc |= TSAUXC_EN_TT1;
 		wr32(E1000_TSAUXC, tsauxc);
@@ -6360,6 +6364,7 @@ static int igb_poll(struct napi_struct *napi, int budget)
 						     struct igb_q_vector,
 						     napi);
 	bool clean_complete = true;
+	int work_done = 0;
 
 #ifdef CONFIG_IGB_DCA
 	if (q_vector->adapter->flags & IGB_FLAG_DCA_ENABLED)
@@ -6368,15 +6373,19 @@ static int igb_poll(struct napi_struct *napi, int budget)
 	if (q_vector->tx.ring)
 		clean_complete = igb_clean_tx_irq(q_vector);
 
-	if (q_vector->rx.ring)
-		clean_complete &= igb_clean_rx_irq(q_vector, budget);
+	if (q_vector->rx.ring) {
+		int cleaned = igb_clean_rx_irq(q_vector, budget);
+
+		work_done += cleaned;
+		clean_complete &= (cleaned < budget);
+	}
 
 	/* If all work not completed, return budget and keep polling */
 	if (!clean_complete)
 		return budget;
 
 	/* If not enough Rx work done, exit the polling mode */
-	napi_complete(napi);
+	napi_complete_done(napi, work_done);
 	igb_ring_irq_enable(q_vector);
 
 	return 0;
@@ -6900,7 +6909,7 @@ static void igb_process_skb_fields(struct igb_ring *rx_ring,
 	skb->protocol = eth_type_trans(skb, rx_ring->netdev);
 }
 
-static bool igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget)
+static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget)
 {
 	struct igb_ring *rx_ring = q_vector->rx.ring;
 	struct sk_buff *skb = rx_ring->skb;
@@ -6974,7 +6983,7 @@ static bool igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget)
 	if (cleaned_count)
 		igb_alloc_rx_buffers(rx_ring, cleaned_count);
 
-	return total_packets < budget;
+	return total_packets;
 }
 
 static bool igb_alloc_mapped_page(struct igb_ring *rx_ring,
diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c
index 5982f28d5..c44df87c3 100644
--- a/drivers/net/ethernet/intel/igb/igb_ptp.c
+++ b/drivers/net/ethernet/intel/igb/igb_ptp.c
@@ -143,7 +143,7 @@ static void igb_ptp_write_i210(struct igb_adapter *adapter,
 	 * sub-nanosecond resolution.
 	 */
 	wr32(E1000_SYSTIML, ts->tv_nsec);
-	wr32(E1000_SYSTIMH, ts->tv_sec);
+	wr32(E1000_SYSTIMH, (u32)ts->tv_sec);
 }
 
 /**
@@ -479,7 +479,7 @@ static int igb_ptp_feature_enable_i210(struct ptp_clock_info *ptp,
 	struct e1000_hw *hw = &igb->hw;
 	u32 tsauxc, tsim, tsauxc_mask, tsim_mask, trgttiml, trgttimh, freqout;
 	unsigned long flags;
-	struct timespec ts;
+	struct timespec64 ts;
 	int use_freq = 0, pin = -1;
 	s64 ns;
 
@@ -523,14 +523,14 @@ static int igb_ptp_feature_enable_i210(struct ptp_clock_info *ptp,
 		}
 		ts.tv_sec = rq->perout.period.sec;
 		ts.tv_nsec = rq->perout.period.nsec;
-		ns = timespec_to_ns(&ts);
+		ns = timespec64_to_ns(&ts);
 		ns = ns >> 1;
 		if (on && ns <= 70000000LL) {
 			if (ns < 8LL)
 				return -EINVAL;
 			use_freq = 1;
 		}
-		ts = ns_to_timespec(ns);
+		ts = ns_to_timespec64(ns);
 		if (rq->perout.index == 1) {
 			if (use_freq) {
 				tsauxc_mask = TSAUXC_EN_CLK1 | TSAUXC_ST1;