5 files changed, 57 insertions, 24 deletions

diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h
index 22821398fc63..4757c59a07a2 100644
--- a/drivers/net/qlge/qlge.h
+++ b/drivers/net/qlge/qlge.h
@@ -16,7 +16,7 @@
  */
 #define DRV_NAME  	"qlge"
 #define DRV_STRING 	"QLogic 10 Gigabit PCI-E Ethernet Driver "
-#define DRV_VERSION	"v1.00.00.25.00.00-01"
+#define DRV_VERSION	"v1.00.00.27.00.00-01"
 
 #define WQ_ADDR_ALIGN	0x3	/* 4 byte alignment */
 
@@ -2083,6 +2083,7 @@ struct ql_adapter {
 	u32 mailbox_in;
 	u32 mailbox_out;
 	struct mbox_params idc_mbc;
+	struct mutex	mpi_mutex;
 
 	int tx_ring_size;
 	int rx_ring_size;
@@ -2221,6 +2222,7 @@ int ql_write_mpi_reg(struct ql_adapter *qdev, u32 reg, u32 data);
 int ql_unpause_mpi_risc(struct ql_adapter *qdev);
 int ql_pause_mpi_risc(struct ql_adapter *qdev);
 int ql_hard_reset_mpi_risc(struct ql_adapter *qdev);
+int ql_soft_reset_mpi_risc(struct ql_adapter *qdev);
 int ql_dump_risc_ram_area(struct ql_adapter *qdev, void *buf,
 		u32 ram_addr, int word_count);
 int ql_core_dump(struct ql_adapter *qdev,
@@ -2236,6 +2238,7 @@ int ql_mb_set_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 control);
 int ql_mb_get_port_cfg(struct ql_adapter *qdev);
 int ql_mb_set_port_cfg(struct ql_adapter *qdev);
 int ql_wait_fifo_empty(struct ql_adapter *qdev);
+void ql_get_dump(struct ql_adapter *qdev, void *buff);
 void ql_gen_reg_dump(struct ql_adapter *qdev,
 			struct ql_reg_dump *mpi_coredump);
 netdev_tx_t ql_lb_send(struct sk_buff *skb, struct net_device *ndev);
diff --git a/drivers/net/qlge/qlge_dbg.c b/drivers/net/qlge/qlge_dbg.c
index 4747492935ef..fca804f36d61 100644
--- a/drivers/net/qlge/qlge_dbg.c
+++ b/drivers/net/qlge/qlge_dbg.c
@@ -1317,9 +1317,28 @@ void ql_gen_reg_dump(struct ql_adapter *qdev,
 	status = ql_get_ets_regs(qdev, &mpi_coredump->ets[0]);
 	if (status)
 		return;
+}
+
+void ql_get_dump(struct ql_adapter *qdev, void *buff)
+{
+	/*
+	 * If the dump has already been taken and is stored
+	 * in our internal buffer and if force dump is set then
+	 * just start the spool to dump it to the log file
+	 * and also, take a snapshot of the general regs to
+	 * to the user's buffer or else take complete dump
+	 * to the user's buffer if force is not set.
+	 */
 
-	if (test_bit(QL_FRC_COREDUMP, &qdev->flags))
+	if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) {
+		if (!ql_core_dump(qdev, buff))
+			ql_soft_reset_mpi_risc(qdev);
+		else
+			netif_err(qdev, drv, qdev->ndev, "coredump failed!\n");
+	} else {
+		ql_gen_reg_dump(qdev, buff);
 		ql_get_core_dump(qdev);
+	}
 }
 
 /* Coredump to messages log file using separate worker thread */
diff --git a/drivers/net/qlge/qlge_ethtool.c b/drivers/net/qlge/qlge_ethtool.c
index 4892d64f4e05..8149cc9de4ca 100644
--- a/drivers/net/qlge/qlge_ethtool.c
+++ b/drivers/net/qlge/qlge_ethtool.c
@@ -375,7 +375,10 @@ static void ql_get_drvinfo(struct net_device *ndev,
 	strncpy(drvinfo->bus_info, pci_name(qdev->pdev), 32);
 	drvinfo->n_stats = 0;
 	drvinfo->testinfo_len = 0;
-	drvinfo->regdump_len = 0;
+	if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
+		drvinfo->regdump_len = sizeof(struct ql_mpi_coredump);
+	else
+		drvinfo->regdump_len = sizeof(struct ql_reg_dump);
 	drvinfo->eedump_len = 0;
 }
 
@@ -547,7 +550,12 @@ static void ql_self_test(struct net_device *ndev,
 
 static int ql_get_regs_len(struct net_device *ndev)
 {
-	return sizeof(struct ql_reg_dump);
+	struct ql_adapter *qdev = netdev_priv(ndev);
+
+	if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
+		return sizeof(struct ql_mpi_coredump);
+	else
+		return sizeof(struct ql_reg_dump);
 }
 
 static void ql_get_regs(struct net_device *ndev,
@@ -555,7 +563,12 @@ static void ql_get_regs(struct net_device *ndev,
 {
 	struct ql_adapter *qdev = netdev_priv(ndev);
 
-	ql_gen_reg_dump(qdev, p);
+	ql_get_dump(qdev, p);
+	qdev->core_is_dumped = 0;
+	if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
+		regs->len = sizeof(struct ql_mpi_coredump);
+	else
+		regs->len = sizeof(struct ql_reg_dump);
 }
 
 static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 528eaef5308f..49bfa5813068 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -3548,12 +3548,13 @@ err_irq:
 
 static int ql_start_rss(struct ql_adapter *qdev)
 {
-	u8 init_hash_seed[] = {0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2,
-				0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f,
-				0xb0, 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b,
-				0x30, 0xb4, 0x77, 0xcb, 0x2d, 0xa3, 0x80,
-				0x30, 0xf2, 0x0c, 0x6a, 0x42, 0xb7, 0x3b,
-				0xbe, 0xac, 0x01, 0xfa};
+	static const u8 init_hash_seed[] = {
+		0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2,
+		0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0,
+		0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4,
+		0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c,
+		0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa
+	};
 	struct ricb *ricb = &qdev->ricb;
 	int status = 0;
 	int i;
@@ -3844,7 +3845,7 @@ static int ql_adapter_reset(struct ql_adapter *qdev)
 
 static void ql_display_dev_info(struct net_device *ndev)
 {
-	struct ql_adapter *qdev = (struct ql_adapter *)netdev_priv(ndev);
+	struct ql_adapter *qdev = netdev_priv(ndev);
 
 	netif_info(qdev, probe, qdev->ndev,
 		   "Function #%d, Port %d, NIC Roll %d, NIC Rev = %d, "
@@ -4264,7 +4265,7 @@ static struct net_device_stats *qlge_get_stats(struct net_device
 
 static void qlge_set_multicast_list(struct net_device *ndev)
 {
-	struct ql_adapter *qdev = (struct ql_adapter *)netdev_priv(ndev);
+	struct ql_adapter *qdev = netdev_priv(ndev);
 	struct netdev_hw_addr *ha;
 	int i, status;
 
@@ -4354,7 +4355,7 @@ exit:
 
 static int qlge_set_mac_address(struct net_device *ndev, void *p)
 {
-	struct ql_adapter *qdev = (struct ql_adapter *)netdev_priv(ndev);
+	struct ql_adapter *qdev = netdev_priv(ndev);
 	struct sockaddr *addr = p;
 	int status;
 
@@ -4377,7 +4378,7 @@ static int qlge_set_mac_address(struct net_device *ndev, void *p)
 
 static void qlge_tx_timeout(struct net_device *ndev)
 {
-	struct ql_adapter *qdev = (struct ql_adapter *)netdev_priv(ndev);
+	struct ql_adapter *qdev = netdev_priv(ndev);
 	ql_queue_asic_error(qdev);
 }
 
@@ -4629,6 +4630,7 @@ static int __devinit ql_init_device(struct pci_dev *pdev,
 	INIT_DELAYED_WORK(&qdev->mpi_idc_work, ql_mpi_idc_work);
 	INIT_DELAYED_WORK(&qdev->mpi_core_to_log, ql_mpi_core_to_log);
 	init_completion(&qdev->ide_completion);
+	mutex_init(&qdev->mpi_mutex);
 
 	if (!cards_found) {
 		dev_info(&pdev->dev, "%s\n", DRV_STRING);
diff --git a/drivers/net/qlge/qlge_mpi.c b/drivers/net/qlge/qlge_mpi.c
index 0e7c7c7ee164..ff2bf8a4e247 100644
--- a/drivers/net/qlge/qlge_mpi.c
+++ b/drivers/net/qlge/qlge_mpi.c
@@ -87,7 +87,7 @@ exit:
 	return status;
 }
 
-static int ql_soft_reset_mpi_risc(struct ql_adapter *qdev)
+int ql_soft_reset_mpi_risc(struct ql_adapter *qdev)
 {
 	int status;
 	status = ql_write_mpi_reg(qdev, 0x00001010, 1);
@@ -534,6 +534,7 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp)
 	int status;
 	unsigned long count;
 
+	mutex_lock(&qdev->mpi_mutex);
 
 	/* Begin polled mode for MPI */
 	ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16));
@@ -603,6 +604,7 @@ done:
 end:
 	/* End polled mode for MPI */
 	ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI);
+	mutex_unlock(&qdev->mpi_mutex);
 	return status;
 }
 
@@ -1099,9 +1101,7 @@ int ql_wait_fifo_empty(struct ql_adapter *qdev)
 static int ql_set_port_cfg(struct ql_adapter *qdev)
 {
 	int status;
-	rtnl_lock();
 	status = ql_mb_set_port_cfg(qdev);
-	rtnl_unlock();
 	if (status)
 		return status;
 	status = ql_idc_wait(qdev);
@@ -1122,9 +1122,7 @@ void ql_mpi_port_cfg_work(struct work_struct *work)
 	    container_of(work, struct ql_adapter, mpi_port_cfg_work.work);
 	int status;
 
-	rtnl_lock();
 	status = ql_mb_get_port_cfg(qdev);
-	rtnl_unlock();
 	if (status) {
 		netif_err(qdev, drv, qdev->ndev,
 			  "Bug: Failed to get port config data.\n");
@@ -1167,7 +1165,6 @@ void ql_mpi_idc_work(struct work_struct *work)
 	u32 aen;
 	int timeout;
 
-	rtnl_lock();
 	aen = mbcp->mbox_out[1] >> 16;
 	timeout = (mbcp->mbox_out[1] >> 8) & 0xf;
 
@@ -1231,7 +1228,6 @@ void ql_mpi_idc_work(struct work_struct *work)
 		}
 		break;
 	}
-	rtnl_unlock();
 }
 
 void ql_mpi_work(struct work_struct *work)
@@ -1242,7 +1238,7 @@ void ql_mpi_work(struct work_struct *work)
 	struct mbox_params *mbcp = &mbc;
 	int err = 0;
 
-	rtnl_lock();
+	mutex_lock(&qdev->mpi_mutex);
 	/* Begin polled mode for MPI */
 	ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16));
 
@@ -1259,7 +1255,7 @@ void ql_mpi_work(struct work_struct *work)
 
 	/* End polled mode for MPI */
 	ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI);
-	rtnl_unlock();
+	mutex_unlock(&qdev->mpi_mutex);
 	ql_enable_completion_interrupt(qdev, 0);
 }