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| author | Colin Cross <ccross@android.com> | 2013-03-13 17:16:02 -0700 |
|---|---|---|
| committer | Colin Cross <ccross@android.com> | 2013-03-13 17:16:02 -0700 |
| commit | 0b203ab4aacdb6e6dfb8c277aa290f0a02428e6f (patch) | |
| tree | 9bab760a750d9cf4504d92603ee7fc82beeb2e38 /drivers/usb/core/hub.c | |
| parent | a276def548828763cf5ac228adf8c1ca73f8d4d3 (diff) | |
| parent | e28c3f2b514b5581e15614f7cf976131092cf4b6 (diff) | |
| download | kernel_samsung_tuna-0b203ab4aacdb6e6dfb8c277aa290f0a02428e6f.zip kernel_samsung_tuna-0b203ab4aacdb6e6dfb8c277aa290f0a02428e6f.tar.gz kernel_samsung_tuna-0b203ab4aacdb6e6dfb8c277aa290f0a02428e6f.tar.bz2 | |
Merge tag 'v3.0.68' into android-3.0
This is the 3.0.68 stable release
Conflicts:
kernel/cgroup.c
Change-Id: I067982d25e18e3a12de93a5eb6429b8829d7ca11
Diffstat (limited to 'drivers/usb/core/hub.c')
| -rw-r--r-- | drivers/usb/core/hub.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index b4688fa..be9cac6 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -2050,7 +2050,7 @@ static unsigned hub_is_wusb(struct usb_hub *hub) #define HUB_ROOT_RESET_TIME 50 /* times are in msec */ #define HUB_SHORT_RESET_TIME 10 #define HUB_LONG_RESET_TIME 200 -#define HUB_RESET_TIMEOUT 500 +#define HUB_RESET_TIMEOUT 800 static int hub_port_wait_reset(struct usb_hub *hub, int port1, struct usb_device *udev, unsigned int delay) @@ -2413,7 +2413,7 @@ int usb_port_suspend(struct usb_device *udev, pm_message_t msg) static int finish_port_resume(struct usb_device *udev) { int status = 0; - u16 devstatus; + u16 devstatus = 0; /* caller owns the udev device lock */ dev_dbg(&udev->dev, "%s\n", @@ -2458,7 +2458,13 @@ static int finish_port_resume(struct usb_device *udev) if (status) { dev_dbg(&udev->dev, "gone after usb resume? status %d\n", status); - } else if (udev->actconfig) { + /* + * There are a few quirky devices which violate the standard + * by claiming to have remote wakeup enabled after a reset, + * which crash if the feature is cleared, hence check for + * udev->reset_resume + */ + } else if (udev->actconfig && !udev->reset_resume) { le16_to_cpus(&devstatus); if (devstatus & (1 << USB_DEVICE_REMOTE_WAKEUP)) { status = usb_control_msg(udev, |