diff options
| author | David S. Miller <davem@davemloft.net> | 2010-03-15 16:23:54 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-03-15 16:23:54 -0700 |
| commit | 4961e02f1999e1c3468c09b2669c94d7c3ae82a8 (patch) | |
| tree | 44c15abb09d7ba5e17a9aba95ee246648b1c1a8a /drivers/usb/core/quirks.c | |
| parent | d14a0ebda7d3daede1a99c01527affb9ceaa4c22 (diff) | |
| parent | a3d3203e4bb40f253b1541e310dc0f9305be7c84 (diff) | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/usb/core/quirks.c')
| -rw-r--r-- | drivers/usb/core/quirks.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index ab93918d920..f073c5cb4e7 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -103,10 +103,19 @@ void usb_detect_quirks(struct usb_device *udev) dev_dbg(&udev->dev, "USB quirks for this device: %x\n", udev->quirks); - /* By default, disable autosuspend for all non-hubs */ #ifdef CONFIG_USB_SUSPEND - if (udev->descriptor.bDeviceClass != USB_CLASS_HUB) - udev->autosuspend_disabled = 1; + + /* By default, disable autosuspend for all devices. The hub driver + * will enable it for hubs. + */ + usb_disable_autosuspend(udev); + + /* Autosuspend can also be disabled if the initial autosuspend_delay + * is negative. + */ + if (udev->autosuspend_delay < 0) + usb_autoresume_device(udev); + #endif /* For the present, all devices default to USB-PERSIST enabled */ @@ -120,6 +129,7 @@ void usb_detect_quirks(struct usb_device *udev) * for all devices. It will affect things like hub resets * and EMF-related port disables. */ - udev->persist_enabled = 1; + if (!(udev->quirks & USB_QUIRK_RESET_MORPHS)) + udev->persist_enabled = 1; #endif /* CONFIG_PM */ } |