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authorMauro Carvalho Chehab <m.chehab@samsung.com>2013-11-25 05:57:23 -0200
committerMauro Carvalho Chehab <m.chehab@samsung.com>2013-11-25 05:57:23 -0200
commit258d2fbf874c87830664cb7ef41f9741c1abffac (patch)
treeb351a3085a204bec28d907eaeec48fe23576ddf9 /include/linux/usb.h
parent80f93c7b0f4599ffbdac8d964ecd1162b8b618b9 (diff)
parent6ce4eac1f600b34f2f7f58f9cd8f0503d79e42ae (diff)
Merge tag 'v3.13-rc1' into patchwork
Linux 3.13-rc1 * tag 'v3.13-rc1': (11465 commits) Linux 3.13-rc1 ALSA: hda - Set current_headset_type to ALC_HEADSET_TYPE_ENUM (janitorial) ALSA: hda - Provide missing pin configs for VAIO with ALC260 mm: place page->pmd_huge_pte to right union MAINTAINERS: add keyboard driver to Hyper-V file list x86, mm: do not leak page->ptl for pmd page tables ipc,shm: correct error return value in shmctl (SHM_UNLOCK) mm, mempolicy: silence gcc warning block/partitions/efi.c: fix bound check ARM: drivers/rtc/rtc-at91rm9200.c: disable interrupts at shutdown mm: hugetlbfs: fix hugetlbfs optimization kernel: remove CONFIG_USE_GENERIC_SMP_HELPERS cleanly ipc,shm: fix shm_file deletion races mm: thp: give transparent hugepage code a separate copy_page checkpatch: fix "Use of uninitialized value" warnings configfs: fix race between dentry put and lookup gso: handle new frag_list of frags GRO packets GFS2: Fix ref count bug relating to atomic_open genetlink: fix genl_set_err() group ID genetlink: fix genlmsg_multicast() bug ...
Diffstat (limited to 'include/linux/usb.h')
-rw-r--r--include/linux/usb.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 001629cd1a97..7454865ad148 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -475,7 +475,8 @@ struct usb3_lpm_parameters {
* @lpm_capable: device supports LPM
* @usb2_hw_lpm_capable: device can perform USB2 hardware LPM
* @usb2_hw_lpm_besl_capable: device can perform USB2 hardware BESL LPM
- * @usb2_hw_lpm_enabled: USB2 hardware LPM enabled
+ * @usb2_hw_lpm_enabled: USB2 hardware LPM is enabled
+ * @usb2_hw_lpm_allowed: Userspace allows USB 2.0 LPM to be enabled
* @usb3_lpm_enabled: USB3 hardware LPM enabled
* @string_langid: language ID for strings
* @product: iProduct string, if present (static)
@@ -548,6 +549,7 @@ struct usb_device {
unsigned usb2_hw_lpm_capable:1;
unsigned usb2_hw_lpm_besl_capable:1;
unsigned usb2_hw_lpm_enabled:1;
+ unsigned usb2_hw_lpm_allowed:1;
unsigned usb3_lpm_enabled:1;
int string_langid;
@@ -702,7 +704,7 @@ extern int usb_alloc_streams(struct usb_interface *interface,
unsigned int num_streams, gfp_t mem_flags);
/* Reverts a group of bulk endpoints back to not using stream IDs. */
-extern void usb_free_streams(struct usb_interface *interface,
+extern int usb_free_streams(struct usb_interface *interface,
struct usb_host_endpoint **eps, unsigned int num_eps,
gfp_t mem_flags);
@@ -1209,11 +1211,13 @@ struct usb_anchor {
struct list_head urb_list;
wait_queue_head_t wait;
spinlock_t lock;
+ atomic_t suspend_wakeups;
unsigned int poisoned:1;
};
static inline void init_usb_anchor(struct usb_anchor *anchor)
{
+ memset(anchor, 0, sizeof(*anchor));
INIT_LIST_HEAD(&anchor->urb_list);
init_waitqueue_head(&anchor->wait);
spin_lock_init(&anchor->lock);
@@ -1574,6 +1578,8 @@ extern void usb_kill_anchored_urbs(struct usb_anchor *anchor);
extern void usb_poison_anchored_urbs(struct usb_anchor *anchor);
extern void usb_unpoison_anchored_urbs(struct usb_anchor *anchor);
extern void usb_unlink_anchored_urbs(struct usb_anchor *anchor);
+extern void usb_anchor_suspend_wakeups(struct usb_anchor *anchor);
+extern void usb_anchor_resume_wakeups(struct usb_anchor *anchor);
extern void usb_anchor_urb(struct urb *urb, struct usb_anchor *anchor);
extern void usb_unanchor_urb(struct urb *urb);
extern int usb_wait_anchor_empty_timeout(struct usb_anchor *anchor,