Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

13 files changed, 226 insertions, 191 deletions

diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig
index 652367aa6546..058fbccf2f52 100644
--- a/drivers/bluetooth/Kconfig
+++ b/drivers/bluetooth/Kconfig
@@ -195,5 +195,16 @@ config BT_MRVL_SDIO
           Say Y here to compile support for Marvell BT-over-SDIO driver
           into the kernel or say M to compile it as module.
 
-endmenu
+config BT_ATH3K
+        tristate "Atheros firmware download driver"
+        depends on BT_HCIBTUSB
+        select FW_LOADER
+        help
+          Bluetooth firmware download driver.
+          This driver loads the firmware into the Atheros Bluetooth
+          chipset.
 
+          Say Y here to compile support for "Atheros firmware download driver"
+          into the kernel or say M to compile it as module (ath3k).
+
+endmenu
diff --git a/drivers/bluetooth/Makefile b/drivers/bluetooth/Makefile
index b3f57d2d4eb0..7e5aed598121 100644
--- a/drivers/bluetooth/Makefile
+++ b/drivers/bluetooth/Makefile
@@ -15,6 +15,7 @@ obj-$(CONFIG_BT_HCIBTUART)	+= btuart_cs.o
 obj-$(CONFIG_BT_HCIBTUSB)       += btusb.o
 obj-$(CONFIG_BT_HCIBTSDIO)      += btsdio.o
 
+obj-$(CONFIG_BT_ATH3K)          += ath3k.o
 obj-$(CONFIG_BT_MRVL)           += btmrvl.o
 obj-$(CONFIG_BT_MRVL_SDIO)      += btmrvl_sdio.o
 
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
new file mode 100644
index 000000000000..add9485ca5b6
--- /dev/null
+++ b/drivers/bluetooth/ath3k.c
@@ -0,0 +1,187 @@
+/*
+ * Copyright (c) 2008-2009 Atheros Communications Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <linux/device.h>
+#include <linux/firmware.h>
+#include <linux/usb.h>
+#include <net/bluetooth/bluetooth.h>
+
+#define VERSION "1.0"
+
+
+static struct usb_device_id ath3k_table[] = {
+        /* Atheros AR3011 */
+        { USB_DEVICE(0x0CF3, 0x3000) },
+        { }     /* Terminating entry */
+};
+
+MODULE_DEVICE_TABLE(usb, ath3k_table);
+
+#define USB_REQ_DFU_DNLOAD      1
+#define BULK_SIZE               4096
+
+struct ath3k_data {
+        struct usb_device *udev;
+        u8 *fw_data;
+        u32 fw_size;
+        u32 fw_sent;
+};
+
+static int ath3k_load_firmware(struct ath3k_data *data,
+                                unsigned char *firmware,
+                                int count)
+{
+        u8 *send_buf;
+        int err, pipe, len, size, sent = 0;
+
+        BT_DBG("ath3k %p udev %p", data, data->udev);
+
+        pipe = usb_sndctrlpipe(data->udev, 0);
+
+        if ((usb_control_msg(data->udev, pipe,
+                                USB_REQ_DFU_DNLOAD,
+                                USB_TYPE_VENDOR, 0, 0,
+                                firmware, 20, USB_CTRL_SET_TIMEOUT)) < 0) {
+                BT_ERR("Can't change to loading configuration err");
+                return -EBUSY;
+        }
+        sent += 20;
+        count -= 20;
+
+        send_buf = kmalloc(BULK_SIZE, GFP_ATOMIC);
+        if (!send_buf) {
+                BT_ERR("Can't allocate memory chunk for firmware");
+                return -ENOMEM;
+        }
+
+        while (count) {
+                size = min_t(uint, count, BULK_SIZE);
+                pipe = usb_sndbulkpipe(data->udev, 0x02);
+                memcpy(send_buf, firmware + sent, size);
+
+                err = usb_bulk_msg(data->udev, pipe, send_buf, size,
+                                        &len, 3000);
+
+                if (err || (len != size)) {
+                        BT_ERR("Error in firmware loading err = %d,"
+                                "len = %d, size = %d", err, len, size);
+                        goto error;
+                }
+
+                sent  += size;
+                count -= size;
+        }
+
+        kfree(send_buf);
+        return 0;
+
+error:
+        kfree(send_buf);
+        return err;
+}
+
+static int ath3k_probe(struct usb_interface *intf,
+                        const struct usb_device_id *id)
+{
+        const struct firmware *firmware;
+        struct usb_device *udev = interface_to_usbdev(intf);
+        struct ath3k_data *data;
+        int size;
+
+        BT_DBG("intf %p id %p", intf, id);
+
+        if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
+                return -ENODEV;
+
+        data = kzalloc(sizeof(*data), GFP_KERNEL);
+        if (!data)
+                return -ENOMEM;
+
+        data->udev = udev;
+
+        if (request_firmware(&firmware, "ath3k-1.fw", &udev->dev) < 0) {
+                kfree(data);
+                return -EIO;
+        }
+
+        size = max_t(uint, firmware->size, 4096);
+        data->fw_data = kmalloc(size, GFP_KERNEL);
+        if (!data->fw_data) {
+                release_firmware(firmware);
+                kfree(data);
+                return -ENOMEM;
+        }
+
+        memcpy(data->fw_data, firmware->data, firmware->size);
+        data->fw_size = firmware->size;
+        data->fw_sent = 0;
+        release_firmware(firmware);
+
+        usb_set_intfdata(intf, data);
+        if (ath3k_load_firmware(data, data->fw_data, data->fw_size)) {
+                usb_set_intfdata(intf, NULL);
+                return -EIO;
+        }
+
+        return 0;
+}
+
+static void ath3k_disconnect(struct usb_interface *intf)
+{
+        struct ath3k_data *data = usb_get_intfdata(intf);
+
+        BT_DBG("ath3k_disconnect intf %p", intf);
+
+        kfree(data->fw_data);
+        kfree(data);
+}
+
+static struct usb_driver ath3k_driver = {
+        .name           = "ath3k",
+        .probe          = ath3k_probe,
+        .disconnect     = ath3k_disconnect,
+        .id_table       = ath3k_table,
+};
+
+static int __init ath3k_init(void)
+{
+        BT_INFO("Atheros AR30xx firmware driver ver %s", VERSION);
+        return usb_register(&ath3k_driver);
+}
+
+static void __exit ath3k_exit(void)
+{
+        usb_deregister(&ath3k_driver);
+}
+
+module_init(ath3k_init);
+module_exit(ath3k_exit);
+
+MODULE_AUTHOR("Atheros Communications");
+MODULE_DESCRIPTION("Atheros AR30xx firmware driver");
+MODULE_VERSION(VERSION);
+MODULE_LICENSE("GPL");
+MODULE_FIRMWARE("ath3k-1.fw");
diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c
index 2acdc605cb4b..c2cf81144715 100644
--- a/drivers/bluetooth/bluecard_cs.c
+++ b/drivers/bluetooth/bluecard_cs.c
@@ -503,7 +503,9 @@ static irqreturn_t bluecard_interrupt(int irq, void *dev_inst)
         unsigned int iobase;
         unsigned char reg;
 
-        BUG_ON(!info->hdev);
+        if (!info || !info->hdev)
+                /* our irq handler is shared */
+                return IRQ_NONE;
 
         if (!test_bit(CARD_READY, &(info->hw_state)))
                 return IRQ_HANDLED;
diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c
index d814a2755ccb..9f5926aaf57f 100644
--- a/drivers/bluetooth/bt3c_cs.c
+++ b/drivers/bluetooth/bt3c_cs.c
@@ -345,7 +345,9 @@ static irqreturn_t bt3c_interrupt(int irq, void *dev_inst)
         int iir;
         irqreturn_t r = IRQ_NONE;
 
-        BUG_ON(!info->hdev);
+        if (!info || !info->hdev)
+                /* our irq handler is shared */
+                return IRQ_NONE;
 
         iobase = info->p_dev->io.BasePort1;
 
diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c
index d339464dc15e..91c523099804 100644
--- a/drivers/bluetooth/btuart_cs.c
+++ b/drivers/bluetooth/btuart_cs.c
@@ -295,7 +295,9 @@ static irqreturn_t btuart_interrupt(int irq, void *dev_inst)
         int iir, lsr;
         irqreturn_t r = IRQ_NONE;
 
-        BUG_ON(!info->hdev);
+        if (!info || !info->hdev)
+                /* our irq handler is shared */
+                return IRQ_NONE;
 
         iobase = info->p_dev->io.BasePort1;
 
diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c
index 4f02a6f3c980..697591941e17 100644
--- a/drivers/bluetooth/dtl1_cs.c
+++ b/drivers/bluetooth/dtl1_cs.c
@@ -299,7 +299,9 @@ static irqreturn_t dtl1_interrupt(int irq, void *dev_inst)
         int iir, lsr;
         irqreturn_t r = IRQ_NONE;
 
-        BUG_ON(!info->hdev);
+        if (!info || !info->hdev)
+                /* our irq handler is shared */
+                return IRQ_NONE;
 
         iobase = info->p_dev->io.BasePort1;
 
diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c
index f06024668f99..537c29ac4487 100644
--- a/drivers/connector/connector.c
+++ b/drivers/connector/connector.c
@@ -36,17 +36,6 @@ MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Evgeniy Polyakov <zbr@ioremap.net>");
 MODULE_DESCRIPTION("Generic userspace <-> kernelspace connector.");
 
-static u32 cn_idx = CN_IDX_CONNECTOR;
-static u32 cn_val = CN_VAL_CONNECTOR;
-
-module_param(cn_idx, uint, 0);
-module_param(cn_val, uint, 0);
-MODULE_PARM_DESC(cn_idx, "Connector's main device idx.");
-MODULE_PARM_DESC(cn_val, "Connector's main device val.");
-
-static DEFINE_MUTEX(notify_lock);
-static LIST_HEAD(notify_list);
-
 static struct cn_dev cdev;
 
 static int cn_already_initialized;
@@ -210,54 +199,6 @@ static void cn_rx_skb(struct sk_buff *__skb)
 }
 
 /*
- * Notification routing.
- *
- * Gets id and checks if there are notification request for it's idx
- * and val.  If there are such requests notify the listeners with the
- * given notify event.
- *
- */
-static void cn_notify(struct cb_id *id, u32 notify_event)
-{
-        struct cn_ctl_entry *ent;
-
-        mutex_lock(&notify_lock);
-        list_for_each_entry(ent, &notify_list, notify_entry) {
-                int i;
-                struct cn_notify_req *req;
-                struct cn_ctl_msg *ctl = ent->msg;
-                int idx_found, val_found;
-
-                idx_found = val_found = 0;
-
-                req = (struct cn_notify_req *)ctl->data;
-                for (i = 0; i < ctl->idx_notify_num; ++i, ++req) {
-                        if (id->idx >= req->first &&
-                                        id->idx < req->first + req->range) {
-                                idx_found = 1;
-                                break;
-                        }
-                }
-
-                for (i = 0; i < ctl->val_notify_num; ++i, ++req) {
-                        if (id->val >= req->first &&
-                                        id->val < req->first + req->range) {
-                                val_found = 1;
-                                break;
-                        }
-                }
-
-                if (idx_found && val_found) {
-                        struct cn_msg m = { .ack = notify_event, };
-
-                        memcpy(&m.id, id, sizeof(m.id));
-                        cn_netlink_send(&m, ctl->group, GFP_KERNEL);
-                }
-        }
-        mutex_unlock(&notify_lock);
-}
-
-/*
  * Callback add routing - adds callback with given ID and name.
  * If there is registered callback with the same ID it will not be added.
  *
@@ -276,8 +217,6 @@ int cn_add_callback(struct cb_id *id, char *name,
         if (err)
                 return err;
 
-        cn_notify(id, 0);
-
         return 0;
 }
 EXPORT_SYMBOL_GPL(cn_add_callback);
@@ -295,111 +234,9 @@ void cn_del_callback(struct cb_id *id)
         struct cn_dev *dev = &cdev;
 
         cn_queue_del_callback(dev->cbdev, id);
-        cn_notify(id, 1);
 }
 EXPORT_SYMBOL_GPL(cn_del_callback);
 
-/*
- * Checks two connector's control messages to be the same.
- * Returns 1 if they are the same or if the first one is corrupted.
- */
-static int cn_ctl_msg_equals(struct cn_ctl_msg *m1, struct cn_ctl_msg *m2)
-{
-        int i;
-        struct cn_notify_req *req1, *req2;
-
-        if (m1->idx_notify_num != m2->idx_notify_num)
-                return 0;
-
-        if (m1->val_notify_num != m2->val_notify_num)
-                return 0;
-
-        if (m1->len != m2->len)
-                return 0;
-
-        if ((m1->idx_notify_num + m1->val_notify_num) * sizeof(*req1) !=
-            m1->len)
-                return 1;
-
-        req1 = (struct cn_notify_req *)m1->data;
-        req2 = (struct cn_notify_req *)m2->data;
-
-        for (i = 0; i < m1->idx_notify_num; ++i) {
-                if (req1->first != req2->first || req1->range != req2->range)
-                        return 0;
-                req1++;
-                req2++;
-        }
-
-        for (i = 0; i < m1->val_notify_num; ++i) {
-                if (req1->first != req2->first || req1->range != req2->range)
-                        return 0;
-                req1++;
-                req2++;
-        }
-
-        return 1;
-}
-
-/*
- * Main connector device's callback.
- *
- * Used for notification of a request's processing.
- */
-static void cn_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
-{
-        struct cn_ctl_msg *ctl;
-        struct cn_ctl_entry *ent;
-        u32 size;
-
-        if (msg->len < sizeof(*ctl))
-                return;
-
-        ctl = (struct cn_ctl_msg *)msg->data;
-
-        size = (sizeof(*ctl) + ((ctl->idx_notify_num +
-                                 ctl->val_notify_num) *
-                                sizeof(struct cn_notify_req)));
-
-        if (msg->len != size)
-                return;
-
-        if (ctl->len + sizeof(*ctl) != msg->len)
-                return;
-
-        /*
-         * Remove notification.
-         */
-        if (ctl->group == 0) {
-                struct cn_ctl_entry *n;
-
-                mutex_lock(&notify_lock);
-                list_for_each_entry_safe(ent, n, &notify_list, notify_entry) {
-                        if (cn_ctl_msg_equals(ent->msg, ctl)) {
-                                list_del(&ent->notify_entry);
-                                kfree(ent);
-                        }
-                }
-                mutex_unlock(&notify_lock);
-
-                return;
-        }
-
-        size += sizeof(*ent);
-
-        ent = kzalloc(size, GFP_KERNEL);
-        if (!ent)
-                return;
-
-        ent->msg = (struct cn_ctl_msg *)(ent + 1);
-
-        memcpy(ent->msg, ctl, size - sizeof(*ent));
-
-        mutex_lock(&notify_lock);
-        list_add(&ent->notify_entry, &notify_list);
-        mutex_unlock(&notify_lock);
-}
-
 static int cn_proc_show(struct seq_file *m, void *v)
 {
         struct cn_queue_dev *dev = cdev.cbdev;
@@ -437,11 +274,8 @@ static const struct file_operations cn_file_ops = {
 static int __devinit cn_init(void)
 {
         struct cn_dev *dev = &cdev;
-        int err;
 
         dev->input = cn_rx_skb;
-        dev->id.idx = cn_idx;
-        dev->id.val = cn_val;
 
         dev->nls = netlink_kernel_create(&init_net, NETLINK_CONNECTOR,
                                          CN_NETLINK_USERS + 0xf,
@@ -457,14 +291,6 @@ static int __devinit cn_init(void)
 
         cn_already_initialized = 1;
 
-        err = cn_add_callback(&dev->id, "connector", &cn_callback);
-        if (err) {
-                cn_already_initialized = 0;
-                cn_queue_free_dev(dev->cbdev);
-                netlink_kernel_release(dev->nls);
-                return -EINVAL;
-        }
-
         proc_net_fops_create(&init_net, "connector", S_IRUGO, &cn_file_ops);
 
         return 0;
@@ -478,7 +304,6 @@ static void __devexit cn_fini(void)
 
         proc_net_remove(&init_net, "connector");
 
-        cn_del_callback(&dev->id);
         cn_queue_free_dev(dev->cbdev);
         netlink_kernel_release(dev->nls);
 }
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 90c5661b336f..626b76c0ebc7 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -1350,7 +1350,7 @@ static irqreturn_t be_intx(int irq, void *dev)
         int isr;
 
         isr = ioread32(adapter->csr + CEV_ISR0_OFFSET +
-                        be_pci_func(adapter) * CEV_ISR_SIZE);
+                (adapter->tx_eq.q.id/ 8) * CEV_ISR_SIZE);
         if (!isr)
                 return IRQ_NONE;
 
@@ -2168,7 +2168,7 @@ static int be_stats_init(struct be_adapter *adapter)
         cmd->va = pci_alloc_consistent(adapter->pdev, cmd->size, &cmd->dma);
         if (cmd->va == NULL)
                 return -1;
-        memset(cmd->va, cmd->size, 0);
+        memset(cmd->va, 0, cmd->size);
         return 0;
 }
 
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 636985224afc..f098816d4199 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -5384,7 +5384,7 @@ dma_error:
                 ixgbe_unmap_and_free_tx_resource(adapter, tx_buffer_info);
         }
 
-        return count;
+        return 0;
 }
 
 static void ixgbe_tx_queue(struct ixgbe_adapter *adapter,
@@ -5534,8 +5534,11 @@ static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb)
         struct ixgbe_adapter *adapter = netdev_priv(dev);
         int txq = smp_processor_id();
 
-        if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE)
+        if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE) {
+                while (unlikely(txq >= dev->real_num_tx_queues))
+                        txq -= dev->real_num_tx_queues;
                 return txq;
+        }
 
 #ifdef IXGBE_FCOE
         if ((adapter->flags & IXGBE_FLAG_FCOE_ENABLED) &&
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 076f826d5a50..08780ef1c1f8 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -1995,7 +1995,7 @@ static void netxen_tx_timeout_task(struct work_struct *work)
                 netif_wake_queue(adapter->netdev);
 
                 clear_bit(__NX_RESETTING, &adapter->state);
-
+                return;
         } else {
                 clear_bit(__NX_RESETTING, &adapter->state);
                 if (!netxen_nic_reset_context(adapter)) {
@@ -2323,7 +2323,9 @@ netxen_detach_work(struct work_struct *work)
 
         netxen_nic_down(adapter, netdev);
 
+        rtnl_lock();
         netxen_nic_detach(adapter);
+        rtnl_unlock();
 
         status = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
 
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index fecde669d6ab..a6ddfc1a9cb2 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1025,11 +1025,8 @@ static void sky2_prefetch_init(struct sky2_hw *hw, u32 qaddr,
 static inline struct sky2_tx_le *get_tx_le(struct sky2_port *sky2, u16 *slot)
 {
         struct sky2_tx_le *le = sky2->tx_le + *slot;
-        struct tx_ring_info *re = sky2->tx_ring + *slot;
 
         *slot = RING_NEXT(*slot, sky2->tx_ring_size);
-        re->flags = 0;
-        re->skb = NULL;
         le->ctrl = 0;
         return le;
 }
@@ -1622,8 +1619,7 @@ static unsigned tx_le_req(const struct sk_buff *skb)
         return count;
 }
 
-static void sky2_tx_unmap(struct pci_dev *pdev,
-                          const struct tx_ring_info *re)
+static void sky2_tx_unmap(struct pci_dev *pdev, struct tx_ring_info *re)
 {
         if (re->flags & TX_MAP_SINGLE)
                 pci_unmap_single(pdev, pci_unmap_addr(re, mapaddr),
@@ -1633,6 +1629,7 @@ static void sky2_tx_unmap(struct pci_dev *pdev,
                 pci_unmap_page(pdev, pci_unmap_addr(re, mapaddr),
                                pci_unmap_len(re, maplen),
                                PCI_DMA_TODEVICE);
+        re->flags = 0;
 }
 
 /*
@@ -1839,6 +1836,7 @@ static void sky2_tx_complete(struct sky2_port *sky2, u16 done)
                         dev->stats.tx_packets++;
                         dev->stats.tx_bytes += skb->len;
 
+                        re->skb = NULL;
                         dev_kfree_skb_any(skb);
 
                         sky2->tx_next = RING_NEXT(idx, sky2->tx_ring_size);
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 21e183a83b99..4f27f022fbf7 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -419,7 +419,7 @@ static int cdc_manage_power(struct usbnet *dev, int on)
 
 static const struct driver_info cdc_info = {
         .description =  "CDC Ethernet Device",
-        .flags =        FLAG_ETHER | FLAG_LINK_INTR,
+        .flags =        FLAG_ETHER,
         // .check_connect = cdc_check_connect,
         .bind =         cdc_bind,
         .unbind =       usbnet_cdc_unbind,