diff options
Diffstat (limited to 'meta-moblin/packages/linux/linux-moblin-2.6.31.5/linux-2.6-driver-level-usb-autosuspend.patch')
-rw-r--r-- | meta-moblin/packages/linux/linux-moblin-2.6.31.5/linux-2.6-driver-level-usb-autosuspend.patch | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/meta-moblin/packages/linux/linux-moblin-2.6.31.5/linux-2.6-driver-level-usb-autosuspend.patch b/meta-moblin/packages/linux/linux-moblin-2.6.31.5/linux-2.6-driver-level-usb-autosuspend.patch deleted file mode 100644 index 0073343d10..0000000000 --- a/meta-moblin/packages/linux/linux-moblin-2.6.31.5/linux-2.6-driver-level-usb-autosuspend.patch +++ /dev/null @@ -1,61 +0,0 @@ -commit 0f592e33934bf6108e33e34f00b425f98ee833ef -Author: Matthew Garrett <mjg@redhat.com> -Date: Wed Jul 8 19:04:23 2009 +0100 - - usb: Allow drivers to enable USB autosuspend on a per-device basis - - USB autosuspend is currently only enabled by default for hubs. On other - hardware the decision is made by userspace. This is unnecessary in cases - where we know that the hardware supports autosuspend, so this patch adds - a function to allow drivers to enable it at probe time. - - Signed-off-by: Matthew Garrett <mjg@redhat.com> - -diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c -index 69e5773..6e81caa 100644 ---- a/drivers/usb/core/driver.c -+++ b/drivers/usb/core/driver.c -@@ -1560,6 +1560,21 @@ void usb_autopm_put_interface_async(struct usb_interface *intf) - EXPORT_SYMBOL_GPL(usb_autopm_put_interface_async); - - /** -+ * usb_device_autosuspend_enable - enable autosuspend on a device -+ * @udev: the usb_device to be autosuspended -+ * -+ * This routine should be called by an interface driver when it knows that -+ * the device in question supports USB autosuspend. -+ * -+ */ -+void usb_device_autosuspend_enable(struct usb_device *udev) -+{ -+ udev->autosuspend_disabled = 0; -+ udev->autoresume_disabled = 0; -+} -+EXPORT_SYMBOL_GPL(usb_device_autosuspend_enable); -+ -+/** - * usb_autopm_get_interface - increment a USB interface's PM-usage counter - * @intf: the usb_interface whose counter should be incremented - * -diff --git a/include/linux/usb.h b/include/linux/usb.h -index b1e3c2f..61bddbe 100644 ---- a/include/linux/usb.h -+++ b/include/linux/usb.h -@@ -543,6 +543,7 @@ extern struct usb_device *usb_find_device(u16 vendor_id, u16 product_id); - - /* USB autosuspend and autoresume */ - #ifdef CONFIG_USB_SUSPEND -+extern void usb_device_autosuspend_enable(struct usb_device *udev); - extern int usb_autopm_set_interface(struct usb_interface *intf); - extern int usb_autopm_get_interface(struct usb_interface *intf); - extern void usb_autopm_put_interface(struct usb_interface *intf); -@@ -568,6 +569,9 @@ static inline void usb_mark_last_busy(struct usb_device *udev) - - #else - -+static inline void usb_device_autosuspend_enable(struct usb_device *udev) -+{ } -+ - static inline int usb_autopm_set_interface(struct usb_interface *intf) - { return 0; } - |