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path: root/drivers/net/wireless/ath/ar9170/usb.c
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Diffstat (limited to 'drivers/net/wireless/ath/ar9170/usb.c')
-rw-r--r--drivers/net/wireless/ath/ar9170/usb.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ar9170/usb.c b/drivers/net/wireless/ath/ar9170/usb.c
index 3c97c0985e2a..71579e4d2fce 100644
--- a/drivers/net/wireless/ath/ar9170/usb.c
+++ b/drivers/net/wireless/ath/ar9170/usb.c
@@ -55,6 +55,10 @@ MODULE_FIRMWARE("ar9170.fw");
MODULE_FIRMWARE("ar9170-1.fw");
MODULE_FIRMWARE("ar9170-2.fw");
+enum ar9170_requirements {
+ AR9170_REQ_FW1_ONLY = 1,
+};
+
static struct usb_device_id ar9170_usb_ids[] = {
/* Atheros 9170 */
{ USB_DEVICE(0x0cf3, 0x9170) },
@@ -82,6 +86,10 @@ static struct usb_device_id ar9170_usb_ids[] = {
{ USB_DEVICE(0x2019, 0x5304) },
/* IO-Data WNGDNUS2 */
{ USB_DEVICE(0x04bb, 0x093f) },
+ /* AVM FRITZ!WLAN USB Stick N */
+ { USB_DEVICE(0x057C, 0x8401) },
+ /* AVM FRITZ!WLAN USB Stick N 2.4 */
+ { USB_DEVICE(0x057C, 0x8402), .driver_info = AR9170_REQ_FW1_ONLY },
/* terminate */
{}
@@ -512,6 +520,12 @@ static int ar9170_usb_request_firmware(struct ar9170_usb *aru)
return 0;
}
+ if (aru->req_one_stage_fw) {
+ dev_err(&aru->udev->dev, "ar9170.fw firmware file "
+ "not found and is required for this device\n");
+ return -EINVAL;
+ }
+
dev_err(&aru->udev->dev, "ar9170.fw firmware file "
"not found, trying old firmware...\n");
@@ -668,6 +682,15 @@ err_out:
return err;
}
+static bool ar9170_requires_one_stage(const struct usb_device_id *id)
+{
+ if (!id->driver_info)
+ return false;
+ if (id->driver_info == AR9170_REQ_FW1_ONLY)
+ return true;
+ return false;
+}
+
static int ar9170_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
@@ -688,6 +711,8 @@ static int ar9170_usb_probe(struct usb_interface *intf,
aru->intf = intf;
ar = &aru->common;
+ aru->req_one_stage_fw = ar9170_requires_one_stage(id);
+
usb_set_intfdata(intf, aru);
SET_IEEE80211_DEV(ar->hw, &udev->dev);