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path: root/drivers/net/wireless/mwifiex/usb.c
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Diffstat (limited to 'drivers/net/wireless/mwifiex/usb.c')
-rw-r--r--drivers/net/wireless/mwifiex/usb.c115
1 files changed, 63 insertions, 52 deletions
diff --git a/drivers/net/wireless/mwifiex/usb.c b/drivers/net/wireless/mwifiex/usb.c
index 1c70b8d0922..a8ce8130cfa 100644
--- a/drivers/net/wireless/mwifiex/usb.c
+++ b/drivers/net/wireless/mwifiex/usb.c
@@ -22,15 +22,19 @@
#define USB_VERSION "1.0"
-static const char usbdriver_name[] = "usb8797";
-
+static u8 user_rmmod;
static struct mwifiex_if_ops usb_ops;
static struct semaphore add_remove_card_sem;
-static struct usb_card_rec *usb_card;
static struct usb_device_id mwifiex_usb_table[] = {
- {USB_DEVICE(USB8797_VID, USB8797_PID_1)},
- {USB_DEVICE_AND_INTERFACE_INFO(USB8797_VID, USB8797_PID_2,
+ /* 8797 */
+ {USB_DEVICE(USB8XXX_VID, USB8797_PID_1)},
+ {USB_DEVICE_AND_INTERFACE_INFO(USB8XXX_VID, USB8797_PID_2,
+ USB_CLASS_VENDOR_SPEC,
+ USB_SUBCLASS_VENDOR_SPEC, 0xff)},
+ /* 8897 */
+ {USB_DEVICE(USB8XXX_VID, USB8897_PID_1)},
+ {USB_DEVICE_AND_INTERFACE_INFO(USB8XXX_VID, USB8897_PID_2,
USB_CLASS_VENDOR_SPEC,
USB_SUBCLASS_VENDOR_SPEC, 0xff)},
{ } /* Terminating entry */
@@ -343,14 +347,23 @@ static int mwifiex_usb_probe(struct usb_interface *intf,
id_vendor, id_product, bcd_device);
/* PID_1 is used for firmware downloading only */
- if (id_product == USB8797_PID_1)
- card->usb_boot_state = USB8797_FW_DNLD;
- else
- card->usb_boot_state = USB8797_FW_READY;
+ switch (id_product) {
+ case USB8797_PID_1:
+ case USB8897_PID_1:
+ card->usb_boot_state = USB8XXX_FW_DNLD;
+ break;
+ case USB8797_PID_2:
+ case USB8897_PID_2:
+ card->usb_boot_state = USB8XXX_FW_READY;
+ break;
+ default:
+ pr_warning("unknown id_product %#x\n", id_product);
+ card->usb_boot_state = USB8XXX_FW_DNLD;
+ break;
+ }
card->udev = udev;
card->intf = intf;
- usb_card = card;
pr_debug("info: bcdUSB=%#x Device Class=%#x SubClass=%#x Protocol=%#x\n",
udev->descriptor.bcdUSB, udev->descriptor.bDeviceClass,
@@ -446,6 +459,7 @@ static int mwifiex_usb_suspend(struct usb_interface *intf, pm_message_t message)
* 'suspended' state and a 'disconnect' one.
*/
adapter->is_suspended = true;
+ adapter->hs_enabling = false;
if (atomic_read(&card->rx_cmd_urb_pending) && card->rx_cmd.urb)
usb_kill_urb(card->rx_cmd.urb);
@@ -512,13 +526,6 @@ static int mwifiex_usb_resume(struct usb_interface *intf)
MWIFIEX_BSS_ROLE_ANY),
MWIFIEX_ASYNC_CMD);
-#ifdef CONFIG_PM
- /* Resume handler may be called due to remote wakeup,
- * force to exit suspend anyway
- */
- usb_disable_autosuspend(card->udev);
-#endif /* CONFIG_PM */
-
return 0;
}
@@ -536,6 +543,19 @@ static void mwifiex_usb_disconnect(struct usb_interface *intf)
if (!adapter->priv_num)
return;
+ if (user_rmmod) {
+#ifdef CONFIG_PM
+ if (adapter->is_suspended)
+ mwifiex_usb_resume(intf);
+#endif
+
+ mwifiex_deauthenticate_all(adapter);
+
+ mwifiex_init_shutdown_fw(mwifiex_get_priv(adapter,
+ MWIFIEX_BSS_ROLE_ANY),
+ MWIFIEX_FUNC_SHUTDOWN);
+ }
+
mwifiex_usb_free(card);
dev_dbg(adapter->dev, "%s: removing card\n", __func__);
@@ -549,13 +569,13 @@ static void mwifiex_usb_disconnect(struct usb_interface *intf)
}
static struct usb_driver mwifiex_usb_driver = {
- .name = usbdriver_name,
+ .name = "mwifiex_usb",
.probe = mwifiex_usb_probe,
.disconnect = mwifiex_usb_disconnect,
.id_table = mwifiex_usb_table,
.suspend = mwifiex_usb_suspend,
.resume = mwifiex_usb_resume,
- .supports_autosuspend = 1,
+ .soft_unbind = 1,
};
static int mwifiex_usb_tx_init(struct mwifiex_adapter *adapter)
@@ -753,7 +773,20 @@ static int mwifiex_register_dev(struct mwifiex_adapter *adapter)
card->adapter = adapter;
adapter->dev = &card->udev->dev;
- strcpy(adapter->fw_name, USB8797_DEFAULT_FW_NAME);
+
+ switch (le16_to_cpu(card->udev->descriptor.idProduct)) {
+ case USB8897_PID_1:
+ case USB8897_PID_2:
+ adapter->tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K;
+ strcpy(adapter->fw_name, USB8897_DEFAULT_FW_NAME);
+ break;
+ case USB8797_PID_1:
+ case USB8797_PID_2:
+ default:
+ adapter->tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K;
+ strcpy(adapter->fw_name, USB8797_DEFAULT_FW_NAME);
+ break;
+ }
return 0;
}
@@ -762,7 +795,7 @@ static void mwifiex_unregister_dev(struct mwifiex_adapter *adapter)
{
struct usb_card_rec *card = (struct usb_card_rec *)adapter->card;
- usb_set_intfdata(card->intf, NULL);
+ card->adapter = NULL;
}
static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter,
@@ -770,7 +803,7 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter,
{
int ret = 0;
u8 *firmware = fw->fw_buf, *recv_buff;
- u32 retries = USB8797_FW_MAX_RETRY, dlen;
+ u32 retries = USB8XXX_FW_MAX_RETRY, dlen;
u32 fw_seqnum = 0, tlen = 0, dnld_cmd = 0;
struct fw_data *fwdata;
struct fw_sync_header sync_fw;
@@ -872,7 +905,7 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter,
continue;
}
- retries = USB8797_FW_MAX_RETRY;
+ retries = USB8XXX_FW_MAX_RETRY;
break;
}
fw_seqnum++;
@@ -896,13 +929,13 @@ static int mwifiex_usb_dnld_fw(struct mwifiex_adapter *adapter,
int ret;
struct usb_card_rec *card = (struct usb_card_rec *)adapter->card;
- if (card->usb_boot_state == USB8797_FW_DNLD) {
+ if (card->usb_boot_state == USB8XXX_FW_DNLD) {
ret = mwifiex_prog_fw_w_helper(adapter, fw);
if (ret)
return -1;
/* Boot state changes after successful firmware download */
- if (card->usb_boot_state == USB8797_FW_DNLD)
+ if (card->usb_boot_state == USB8XXX_FW_DNLD)
return -1;
}
@@ -935,11 +968,9 @@ static int mwifiex_usb_cmd_event_complete(struct mwifiex_adapter *adapter,
return 0;
}
-static int mwifiex_usb_data_complete(struct mwifiex_adapter *adapter,
- struct sk_buff *skb)
+static int mwifiex_usb_data_complete(struct mwifiex_adapter *adapter)
{
atomic_dec(&adapter->rx_pending);
- dev_kfree_skb_any(skb);
return 0;
}
@@ -1004,29 +1035,8 @@ static void mwifiex_usb_cleanup_module(void)
if (!down_interruptible(&add_remove_card_sem))
up(&add_remove_card_sem);
- if (usb_card) {
- struct mwifiex_adapter *adapter = usb_card->adapter;
- int i;
-
- /* In case driver is removed when asynchronous FW downloading is
- * in progress
- */
- wait_for_completion(&adapter->fw_load);
-
-#ifdef CONFIG_PM
- if (adapter->is_suspended)
- mwifiex_usb_resume(usb_card->intf);
-#endif
- for (i = 0; i < adapter->priv_num; i++)
- if ((GET_BSS_ROLE(adapter->priv[i]) ==
- MWIFIEX_BSS_ROLE_STA) &&
- adapter->priv[i]->media_connected)
- mwifiex_deauthenticate(adapter->priv[i], NULL);
-
- mwifiex_init_shutdown_fw(mwifiex_get_priv(adapter,
- MWIFIEX_BSS_ROLE_ANY),
- MWIFIEX_FUNC_SHUTDOWN);
- }
+ /* set the flag as user is removing this module */
+ user_rmmod = 1;
usb_deregister(&mwifiex_usb_driver);
}
@@ -1038,4 +1048,5 @@ MODULE_AUTHOR("Marvell International Ltd.");
MODULE_DESCRIPTION("Marvell WiFi-Ex USB Driver version" USB_VERSION);
MODULE_VERSION(USB_VERSION);
MODULE_LICENSE("GPL v2");
-MODULE_FIRMWARE("mrvl/usb8797_uapsta.bin");
+MODULE_FIRMWARE(USB8797_DEFAULT_FW_NAME);
+MODULE_FIRMWARE(USB8897_DEFAULT_FW_NAME);