openwrtv4/package/kernel/mac80211/patches/651-0021-rtl8xxxu-Reset-device-on-module-unload-if-still-atta.patch
Álvaro Fernández Rojas 092e77d948 rtl8xxxu: add support for rtl8188eu
Patches by Jes Sorensen:
https://git.kernel.org/cgit/linux/kernel/git/jes/linux.git/

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2016-09-15 20:23:46 +02:00

27 lines
984 B
Diff

From dc8f9f320eada9b516a347f34e9e02dae93334ca Mon Sep 17 00:00:00 2001
From: Jes Sorensen <Jes.Sorensen@redhat.com>
Date: Thu, 1 Sep 2016 15:08:57 -0400
Subject: [PATCH] rtl8xxxu: Reset device on module unload if still attached
If the USB dongle is still attached, reset it on module unload to
avoid scans failing when reloading the driver.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
---
drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 5 +++++
1 file changed, 5 insertions(+)
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -6129,6 +6129,11 @@ static void rtl8xxxu_disconnect(struct u
mutex_destroy(&priv->usb_buf_mutex);
mutex_destroy(&priv->h2c_mutex);
+ if (priv->udev->state != USB_STATE_NOTATTACHED) {
+ dev_info(&priv->udev->dev,
+ "Device still attached, trying to reset\n");
+ usb_reset_device(priv->udev);
+ }
usb_put_dev(priv->udev);
ieee80211_free_hw(hw);
}