diff options
Diffstat (limited to 'include/linux/usb.h')
| -rw-r--r-- | include/linux/usb.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h index 35fe6ab222b..65f78ca5d88 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -20,6 +20,7 @@ #include <linux/completion.h> /* for struct completion */ #include <linux/sched.h> /* for current && schedule_timeout */ #include <linux/mutex.h> /* for struct mutex */ +#include <linux/pm_runtime.h> /* for runtime PM */ struct usb_device; struct usb_driver; @@ -313,6 +314,10 @@ struct usb_bus { int busnum; /* Bus number (in order of reg) */ const char *bus_name; /* stable id (PCI slot_name etc) */ u8 uses_dma; /* Does the host controller use DMA? */ + u8 uses_pio_for_control; /* + * Does the host controller use PIO + * for control transfers? + */ u8 otg_port; /* 0, or number of OTG/HNP port */ unsigned is_b_host:1; /* true during some HNP roleswitches */ unsigned b_hnp_enable:1; /* OTG: did A-Host enable HNP? */ @@ -407,8 +412,6 @@ struct usb_tt; * @quirks: quirks of the whole device * @urbnum: number of URBs submitted for the whole device * @active_duration: total time device is not suspended - * @last_busy: time of last use - * @autosuspend_delay: in jiffies * @connect_time: time device was first connected * @do_remote_wakeup: remote wakeup should be enabled * @reset_resume: needs reset instead of resume @@ -481,8 +484,6 @@ struct usb_device { unsigned long active_duration; #ifdef CONFIG_PM - unsigned long last_busy; - int autosuspend_delay; unsigned long connect_time; unsigned do_remote_wakeup:1; @@ -527,7 +528,7 @@ extern void usb_autopm_put_interface_no_suspend(struct usb_interface *intf); static inline void usb_mark_last_busy(struct usb_device *udev) { - udev->last_busy = jiffies; + pm_runtime_mark_last_busy(&udev->dev); } #else @@ -622,7 +623,7 @@ extern struct usb_host_interface *usb_find_alt_setting( * USB hubs. That makes it stay the same until systems are physically * reconfigured, by re-cabling a tree of USB devices or by moving USB host * controllers. Adding and removing devices, including virtual root hubs - * in host controller driver modules, does not change these path identifers; + * in host controller driver modules, does not change these path identifiers; * neither does rebooting or re-enumerating. These are more useful identifiers * than changeable ("unstable") ones like bus numbers or device addresses. * @@ -792,12 +793,12 @@ struct usbdrv_wrap { * usb_set_intfdata() to associate driver-specific data with the * interface. It may also use usb_set_interface() to specify the * appropriate altsetting. If unwilling to manage the interface, - * return -ENODEV, if genuine IO errors occured, an appropriate + * return -ENODEV, if genuine IO errors occurred, an appropriate * negative errno value. * @disconnect: Called when the interface is no longer accessible, usually * because its device has been (or is being) disconnected or the * driver module is being unloaded. - * @ioctl: Used for drivers that want to talk to userspace through + * @unlocked_ioctl: Used for drivers that want to talk to userspace through * the "usbfs" filesystem. This lets devices provide ways to * expose information to user space regardless of where they * do (or don't) show up otherwise in the filesystem. @@ -975,6 +976,7 @@ extern int usb_disabled(void); #define URB_SETUP_MAP_SINGLE 0x00100000 /* Setup packet DMA mapped */ #define URB_SETUP_MAP_LOCAL 0x00200000 /* HCD-local setup packet */ #define URB_DMA_SG_COMBINED 0x00400000 /* S-G entries were combined */ +#define URB_ALIGNED_TEMP_BUFFER 0x00800000 /* Temp buffer was alloc'd */ struct usb_iso_packet_descriptor { unsigned int offset; |