---

yaml
---
r: 256029
b: refs/heads/master
c: aea54bc
h: refs/heads/master
i:
  256027: 4af2c28
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0ac9ebedce444ec6f93cf6a995e4a20009191b00
+refs/heads/master: aea54bce01c44bf3e35ac016fcd584b0de137673

trunk/drivers/net/arm/am79c961a.c

@@ -199,17 +199,15 @@ am79c961_ramtest(struct net_device *dev, unsigned int val)
 
 static void am79c961_mc_hash(char *addr, u16 *hash)
 {
-	if (addr[0] & 0x01) {
-		int idx, bit;
-		u32 crc;
+	int idx, bit;
+	u32 crc;
 
-		crc = ether_crc_le(ETH_ALEN, addr);
+	crc = ether_crc_le(ETH_ALEN, addr);
 
-		idx = crc >> 30;
-		bit = (crc >> 26) & 15;
+	idx = crc >> 30;
+	bit = (crc >> 26) & 15;
 
-		hash[idx] |= 1 << bit;
-	}
+	hash[idx] |= 1 << bit;
 }
 
 static unsigned int am79c961_get_rx_mode(struct net_device *dev, u16 *hash)

trunk/drivers/net/benet/be_cmds.c

@@ -106,14 +106,24 @@ static int be_mcc_compl_process(struct be_adapter *adapter,
 			netdev_stats_update(adapter);
 			adapter->stats_cmd_sent = false;
 		}
-	} else if ((compl_status != MCC_STATUS_NOT_SUPPORTED) &&
-		   (compl->tag0 != OPCODE_COMMON_NTWK_MAC_QUERY)) {
-		extd_status = (compl->status >> CQE_STATUS_EXTD_SHIFT) &
-				CQE_STATUS_EXTD_MASK;
-		dev_warn(&adapter->pdev->dev,
-		"Error in cmd completion - opcode %d, compl %d, extd %d\n",
-			compl->tag0, compl_status, extd_status);
+	} else {
+		if (compl_status == MCC_STATUS_NOT_SUPPORTED ||
+			compl_status == MCC_STATUS_ILLEGAL_REQUEST)
+			goto done;
+
+		if (compl_status == MCC_STATUS_UNAUTHORIZED_REQUEST) {
+			dev_warn(&adapter->pdev->dev, "This domain(VM) is not "
+				"permitted to execute this cmd (opcode %d)\n",
+				compl->tag0);
+		} else {
+			extd_status = (compl->status >> CQE_STATUS_EXTD_SHIFT) &
+					CQE_STATUS_EXTD_MASK;
+			dev_err(&adapter->pdev->dev, "Cmd (opcode %d) failed:"
+				"status %d, extd-status %d\n",
+				compl->tag0, compl_status, extd_status);
+		}
 	}
+done:
 	return compl_status;
 }
 
@@ -974,7 +984,7 @@ int be_cmd_txq_create(struct be_adapter *adapter,
 	return status;
 }
 
-/* Uses mbox */
+/* Uses MCC */
 int be_cmd_rxq_create(struct be_adapter *adapter,
 		struct be_queue_info *rxq, u16 cq_id, u16 frag_size,
 		u16 max_frame_size, u32 if_id, u32 rss, u8 *rss_id)
@@ -984,10 +994,13 @@ int be_cmd_rxq_create(struct be_adapter *adapter,
 	struct be_dma_mem *q_mem = &rxq->dma_mem;
 	int status;
 
-	if (mutex_lock_interruptible(&adapter->mbox_lock))
-		return -1;
+	spin_lock_bh(&adapter->mcc_lock);
 
-	wrb = wrb_from_mbox(adapter);
+	wrb = wrb_from_mccq(adapter);
+	if (!wrb) {
+		status = -EBUSY;
+		goto err;
+	}
 	req = embedded_payload(wrb);
 
 	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
@@ -1004,16 +1017,16 @@ int be_cmd_rxq_create(struct be_adapter *adapter,
 	req->max_frame_size = cpu_to_le16(max_frame_size);
 	req->rss_queue = cpu_to_le32(rss);
 
-	status = be_mbox_notify_wait(adapter);
+	status = be_mcc_notify_wait(adapter);
 	if (!status) {
 		struct be_cmd_resp_eth_rx_create *resp = embedded_payload(wrb);
 		rxq->id = le16_to_cpu(resp->id);
 		rxq->created = true;
 		*rss_id = resp->rss_id;
 	}
 
-	mutex_unlock(&adapter->mbox_lock);
-
+err:
+	spin_unlock_bh(&adapter->mcc_lock);
 	return status;
 }
 
@@ -1068,9 +1081,40 @@ int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
 	req->id = cpu_to_le16(q->id);
 
 	status = be_mbox_notify_wait(adapter);
+	if (!status)
+		q->created = false;
 
 	mutex_unlock(&adapter->mbox_lock);
+	return status;
+}
 
+/* Uses MCC */
+int be_cmd_rxq_destroy(struct be_adapter *adapter, struct be_queue_info *q)
+{
+	struct be_mcc_wrb *wrb;
+	struct be_cmd_req_q_destroy *req;
+	int status;
+
+	spin_lock_bh(&adapter->mcc_lock);
+
+	wrb = wrb_from_mccq(adapter);
+	if (!wrb) {
+		status = -EBUSY;
+		goto err;
+	}
+	req = embedded_payload(wrb);
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0, OPCODE_ETH_RX_DESTROY);
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, OPCODE_ETH_RX_DESTROY,
+		sizeof(*req));
+	req->id = cpu_to_le16(q->id);
+
+	status = be_mcc_notify_wait(adapter);
+	if (!status)
+		q->created = false;
+
+err:
+	spin_unlock_bh(&adapter->mcc_lock);
 	return status;
 }
 

trunk/drivers/net/benet/be_cmds.h

@@ -51,17 +51,12 @@ struct be_mcc_wrb {
 
 /* Completion Status */
 enum {
-	MCC_STATUS_SUCCESS = 0x0,
-/* The client does not have sufficient privileges to execute the command */
-	MCC_STATUS_INSUFFICIENT_PRIVILEGES = 0x1,
-/* A parameter in the command was invalid. */
-	MCC_STATUS_INVALID_PARAMETER = 0x2,
-/* There are insufficient chip resources to execute the command */
-	MCC_STATUS_INSUFFICIENT_RESOURCES = 0x3,
-/* The command is completing because the queue was getting flushed */
-	MCC_STATUS_QUEUE_FLUSHING = 0x4,
-/* The command is completing with a DMA error */
-	MCC_STATUS_DMA_FAILED = 0x5,
+	MCC_STATUS_SUCCESS = 0,
+	MCC_STATUS_FAILED = 1,
+	MCC_STATUS_ILLEGAL_REQUEST = 2,
+	MCC_STATUS_ILLEGAL_FIELD = 3,
+	MCC_STATUS_INSUFFICIENT_BUFFER = 4,
+	MCC_STATUS_UNAUTHORIZED_REQUEST = 5,
 	MCC_STATUS_NOT_SUPPORTED = 66
 };
 
@@ -1487,6 +1482,8 @@ extern int be_cmd_rxq_create(struct be_adapter *adapter,
 			u32 rss, u8 *rss_id);
 extern int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
 			int type);
+extern int be_cmd_rxq_destroy(struct be_adapter *adapter,
+			struct be_queue_info *q);
 extern int be_cmd_link_status_query(struct be_adapter *adapter,
 			bool *link_up, u8 *mac_speed, u16 *link_speed, u32 dom);
 extern int be_cmd_reset(struct be_adapter *adapter);

trunk/drivers/net/benet/be_main.c

@@ -1572,6 +1572,7 @@ static void be_rx_q_clean(struct be_adapter *adapter, struct be_rx_obj *rxo)
 		memset(page_info, 0, sizeof(*page_info));
 	}
 	BUG_ON(atomic_read(&rxq->used));
+	rxq->tail = rxq->head = 0;
 }
 
 static void be_tx_compl_clean(struct be_adapter *adapter,
@@ -1752,29 +1753,16 @@ static void be_rx_queues_destroy(struct be_adapter *adapter)
 	int i;
 
 	for_all_rx_queues(adapter, rxo, i) {
-		q = &rxo->q;
-		if (q->created) {
-			be_cmd_q_destroy(adapter, q, QTYPE_RXQ);
-			/* After the rxq is invalidated, wait for a grace time
-			 * of 1ms for all dma to end and the flush compl to
-			 * arrive
-			 */
-			mdelay(1);
-			be_rx_q_clean(adapter, rxo);
-		}
-		be_queue_free(adapter, q);
+		be_queue_free(adapter, &rxo->q);
 
 		q = &rxo->cq;
 		if (q->created)
 			be_cmd_q_destroy(adapter, q, QTYPE_CQ);
 		be_queue_free(adapter, q);
 
-		/* Clear any residual events */
 		q = &rxo->rx_eq.q;
-		if (q->created) {
-			be_eq_clean(adapter, &rxo->rx_eq);
+		if (q->created)
 			be_cmd_q_destroy(adapter, q, QTYPE_EQ);
-		}
 		be_queue_free(adapter, q);
 	}
 }
@@ -1833,30 +1821,14 @@ static int be_rx_queues_create(struct be_adapter *adapter)
 		rc = be_cmd_cq_create(adapter, cq, eq, false, false, 3);
 		if (rc)
 			goto err;
-		/* Rx Q */
+
+		/* Rx Q - will be created in be_open() */
 		q = &rxo->q;
 		rc = be_queue_alloc(adapter, q, RX_Q_LEN,
 				sizeof(struct be_eth_rx_d));
 		if (rc)
 			goto err;
 
-		rc = be_cmd_rxq_create(adapter, q, cq->id, rx_frag_size,
-			BE_MAX_JUMBO_FRAME_SIZE, adapter->if_handle,
-			(i > 0) ? 1 : 0/* rss enable */, &rxo->rss_id);
-		if (rc)
-			goto err;
-	}
-
-	if (be_multi_rxq(adapter)) {
-		u8 rsstable[MAX_RSS_QS];
-
-		for_all_rss_queues(adapter, rxo, i)
-			rsstable[i] = rxo->rss_id;
-
-		rc = be_cmd_rss_config(adapter, rsstable,
-			adapter->num_rx_qs - 1);
-		if (rc)
-			goto err;
 	}
 
 	return 0;
@@ -2302,6 +2274,31 @@ static void be_irq_unregister(struct be_adapter *adapter)
 	adapter->isr_registered = false;
 }
 
+static void be_rx_queues_clear(struct be_adapter *adapter)
+{
+	struct be_queue_info *q;
+	struct be_rx_obj *rxo;
+	int i;
+
+	for_all_rx_queues(adapter, rxo, i) {
+		q = &rxo->q;
+		if (q->created) {
+			be_cmd_rxq_destroy(adapter, q);
+			/* After the rxq is invalidated, wait for a grace time
+			 * of 1ms for all dma to end and the flush compl to
+			 * arrive
+			 */
+			mdelay(1);
+			be_rx_q_clean(adapter, rxo);
+		}
+
+		/* Clear any residual events */
+		q = &rxo->rx_eq.q;
+		if (q->created)
+			be_eq_clean(adapter, &rxo->rx_eq);
+	}
+}
+
 static int be_close(struct net_device *netdev)
 {
 	struct be_adapter *adapter = netdev_priv(netdev);
@@ -2350,6 +2347,40 @@ static int be_close(struct net_device *netdev)
 	for_all_tx_queues(adapter, txo, i)
 		be_tx_compl_clean(adapter, txo);
 
+	be_rx_queues_clear(adapter);
+	return 0;
+}
+
+static int be_rx_queues_setup(struct be_adapter *adapter)
+{
+	struct be_rx_obj *rxo;
+	int rc, i;
+	u8 rsstable[MAX_RSS_QS];
+
+	for_all_rx_queues(adapter, rxo, i) {
+		rc = be_cmd_rxq_create(adapter, &rxo->q, rxo->cq.id,
+			rx_frag_size, BE_MAX_JUMBO_FRAME_SIZE,
+			adapter->if_handle,
+			(i > 0) ? 1 : 0/* rss enable */, &rxo->rss_id);
+		if (rc)
+			return rc;
+	}
+
+	if (be_multi_rxq(adapter)) {
+		for_all_rss_queues(adapter, rxo, i)
+			rsstable[i] = rxo->rss_id;
+
+		rc = be_cmd_rss_config(adapter, rsstable,
+			adapter->num_rx_qs - 1);
+		if (rc)
+			return rc;
+	}
+
+	/* First time posting */
+	for_all_rx_queues(adapter, rxo, i) {
+		be_post_rx_frags(rxo, GFP_KERNEL);
+		napi_enable(&rxo->rx_eq.napi);
+	}
 	return 0;
 }
 
@@ -2363,10 +2394,10 @@ static int be_open(struct net_device *netdev)
 	u8 mac_speed;
 	u16 link_speed;
 
-	for_all_rx_queues(adapter, rxo, i) {
-		be_post_rx_frags(rxo, GFP_KERNEL);
-		napi_enable(&rxo->rx_eq.napi);
-	}
+	status = be_rx_queues_setup(adapter);
+	if (status)
+		goto err;
+
 	napi_enable(&tx_eq->napi);
 
 	be_irq_register(adapter);
@@ -3386,6 +3417,12 @@ static int __devinit be_probe(struct pci_dev *pdev,
 	if (status)
 		goto stats_clean;
 
+	/* The INTR bit may be set in the card when probed by a kdump kernel
+	 * after a crash.
+	 */
+	if (!lancer_chip(adapter))
+		be_intr_set(adapter, false);
+
 	be_msix_enable(adapter);
 
 	INIT_DELAYED_WORK(&adapter->work, be_worker);

trunk/drivers/net/can/Kconfig

@@ -4,7 +4,6 @@ menu "CAN Device Drivers"
 config CAN_VCAN
 	tristate "Virtual Local CAN Interface (vcan)"
 	depends on CAN
-	default N
 	---help---
 	  Similar to the network loopback devices, vcan offers a
 	  virtual local CAN interface.
@@ -15,7 +14,6 @@ config CAN_VCAN
 config CAN_SLCAN
 	tristate "Serial / USB serial CAN Adaptors (slcan)"
 	depends on CAN
-	default N
 	---help---
 	  CAN driver for several 'low cost' CAN interfaces that are attached
 	  via serial lines or via USB-to-serial adapters using the LAWICEL
@@ -125,7 +123,6 @@ source "drivers/net/can/softing/Kconfig"
 config CAN_DEBUG_DEVICES
 	bool "CAN devices debugging messages"
 	depends on CAN
-	default N
 	---help---
 	  Say Y here if you want the CAN device drivers to produce a bunch of
 	  debug messages to the system log.  Select this if you are having