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authorReinette Chatre2010-05-11 00:08:11 +0200
committerReinette Chatre2010-05-11 00:08:11 +0200
commita15707d80ee9a0e0812c5f1a1ed8e41e0a6e52f3 (patch)
treeb1774dad1d72b70d88ab6c51ff4b87697dfca57a /drivers/net/wireless/ath/ar9170
parentwireless: depends on NET (diff)
parentiwlagn: wait for asynchronous firmware loading (diff)
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Merge branch 'wireless-2.6' into wireless-next-2.6
Conflicts: drivers/net/wireless/iwlwifi/iwl-dev.h
Diffstat (limited to 'drivers/net/wireless/ath/ar9170')
-rw-r--r--drivers/net/wireless/ath/ar9170/usb.c11
-rw-r--r--drivers/net/wireless/ath/ar9170/usb.h1
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ar9170/usb.c b/drivers/net/wireless/ath/ar9170/usb.c
index 0259bb46247d..c7405b642fef 100644
--- a/drivers/net/wireless/ath/ar9170/usb.c
+++ b/drivers/net/wireless/ath/ar9170/usb.c
@@ -736,12 +736,16 @@ static void ar9170_usb_firmware_failed(struct ar9170_usb *aru)
{
struct device *parent = aru->udev->dev.parent;
+ complete(&aru->firmware_loading_complete);
+
/* unbind anything failed */
if (parent)
down(&parent->sem);
device_release_driver(&aru->udev->dev);
if (parent)
up(&parent->sem);
+
+ usb_put_dev(aru->udev);
}
static void ar9170_usb_firmware_finish(const struct firmware *fw, void *context)
@@ -770,6 +774,8 @@ static void ar9170_usb_firmware_finish(const struct firmware *fw, void *context)
if (err)
goto err_unrx;
+ complete(&aru->firmware_loading_complete);
+ usb_put_dev(aru->udev);
return;
err_unrx:
@@ -867,6 +873,7 @@ static int ar9170_usb_probe(struct usb_interface *intf,
init_usb_anchor(&aru->tx_pending);
init_usb_anchor(&aru->tx_submitted);
init_completion(&aru->cmd_wait);
+ init_completion(&aru->firmware_loading_complete);
spin_lock_init(&aru->tx_urb_lock);
aru->tx_pending_urbs = 0;
@@ -886,6 +893,7 @@ static int ar9170_usb_probe(struct usb_interface *intf,
if (err)
goto err_freehw;
+ usb_get_dev(aru->udev);
return request_firmware_nowait(THIS_MODULE, 1, "ar9170.fw",
&aru->udev->dev, GFP_KERNEL, aru,
ar9170_usb_firmware_step2);
@@ -905,6 +913,9 @@ static void ar9170_usb_disconnect(struct usb_interface *intf)
return;
aru->common.state = AR9170_IDLE;
+
+ wait_for_completion(&aru->firmware_loading_complete);
+
ar9170_unregister(&aru->common);
ar9170_usb_cancel_urbs(aru);
diff --git a/drivers/net/wireless/ath/ar9170/usb.h b/drivers/net/wireless/ath/ar9170/usb.h
index a2ce3b169ceb..919b06046eb3 100644
--- a/drivers/net/wireless/ath/ar9170/usb.h
+++ b/drivers/net/wireless/ath/ar9170/usb.h
@@ -71,6 +71,7 @@ struct ar9170_usb {
unsigned int tx_pending_urbs;
struct completion cmd_wait;
+ struct completion firmware_loading_complete;
int readlen;
u8 *readbuf;