diff options
Diffstat (limited to 'drivers/hid/usbhid/usbhid.h')
| -rw-r--r-- | drivers/hid/usbhid/usbhid.h | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/drivers/hid/usbhid/usbhid.h b/drivers/hid/usbhid/usbhid.h index 62d2d7c925b..f633c24ce28 100644 --- a/drivers/hid/usbhid/usbhid.h +++ b/drivers/hid/usbhid/usbhid.h @@ -27,17 +27,31 @@ #include <linux/types.h> #include <linux/slab.h> #include <linux/list.h> +#include <linux/mutex.h> #include <linux/timer.h> #include <linux/wait.h> #include <linux/workqueue.h> #include <linux/input.h> /* API provided by hid-core.c for USB HID drivers */ -int usbhid_wait_io(struct hid_device* hid); void usbhid_close(struct hid_device *hid); int usbhid_open(struct hid_device *hid); void usbhid_init_reports(struct hid_device *hid); -void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, unsigned char dir); +int usbhid_get_power(struct hid_device *hid); +void usbhid_put_power(struct hid_device *hid); +struct usb_interface *usbhid_find_interface(int minor); + +/* iofl flags */ +#define HID_CTRL_RUNNING 1 +#define HID_OUT_RUNNING 2 +#define HID_IN_RUNNING 3 +#define HID_RESET_PENDING 4 +#define HID_SUSPENDED 5 +#define HID_CLEAR_HALT 6 +#define HID_DISCONNECTED 7 +#define HID_STARTED 8 +#define HID_KEYS_PRESSED 10 +#define HID_NO_BANDWIDTH 11 /* * USB-specific HID struct, to be pointed to @@ -55,24 +69,23 @@ struct usbhid_device { struct urb *urbin; /* Input URB */ char *inbuf; /* Input buffer */ dma_addr_t inbuf_dma; /* Input buffer dma */ - spinlock_t inlock; /* Input fifo spinlock */ struct urb *urbctrl; /* Control URB */ struct usb_ctrlrequest *cr; /* Control request struct */ - dma_addr_t cr_dma; /* Control request struct dma */ struct hid_control_fifo ctrl[HID_CONTROL_FIFO_SIZE]; /* Control fifo */ unsigned char ctrlhead, ctrltail; /* Control fifo head & tail */ char *ctrlbuf; /* Control buffer */ dma_addr_t ctrlbuf_dma; /* Control buffer dma */ - spinlock_t ctrllock; /* Control fifo spinlock */ + unsigned long last_ctrl; /* record of last output for timeouts */ struct urb *urbout; /* Output URB */ - struct hid_report *out[HID_CONTROL_FIFO_SIZE]; /* Output pipe fifo */ + struct hid_output_fifo out[HID_CONTROL_FIFO_SIZE]; /* Output pipe fifo */ unsigned char outhead, outtail; /* Output pipe fifo head & tail */ char *outbuf; /* Output buffer */ dma_addr_t outbuf_dma; /* Output buffer dma */ - spinlock_t outlock; /* Output fifo spinlock */ + unsigned long last_out; /* record of last output for timeouts */ + spinlock_t lock; /* fifo spinlock */ unsigned long iofl; /* I/O flags (CTRL_RUNNING, OUT_RUNNING) */ struct timer_list io_retry; /* Retry timer */ unsigned long stop_retry; /* Time to give up, in jiffies */ @@ -82,7 +95,7 @@ struct usbhid_device { }; #define hid_to_usb_dev(hid_dev) \ - container_of(hid_dev->dev->parent, struct usb_device, dev) + container_of(hid_dev->dev.parent->parent, struct usb_device, dev) #endif |