input/misc/cm109.c

91 struct cm109_dev {  struct
92 	struct input_dev *idev;	 /* input device */
93 	struct usb_device *udev; /* usb device */
94 	struct usb_interface *intf;
97 	struct cm109_ctl_packet *irq_data;
98 	dma_addr_t irq_dma;
99 	struct urb *urb_irq;
102 	struct cm109_ctl_packet *ctl_data;
103 	dma_addr_t ctl_dma;
104 	struct usb_ctrlrequest *ctl_req;
105 	struct urb *urb_ctl;
111 	unsigned irq_urb_pending:1;	/* irq_urb is in flight */
112 	unsigned ctl_urb_pending:1;	/* ctl_urb is in flight */
113 	unsigned buzzer_pending:1;	/* need to issue buzz command */
114 	spinlock_t ctl_submit_lock;
116 	unsigned char buzzer_state;	/* on/off */
119 	unsigned open:1;
120 	unsigned resetting:1;
121 	unsigned shutdown:1;
124 	struct mutex pm_mutex;
126 	unsigned short keymap[KEYMAP_SIZE];
128 	char phys[64];		/* physical device path */
129 	int key_code;		/* last reported key */
130 	int keybit;		/* 0=new scan  1,2,4,8=scan columns  */
131 	u8 gpi;			/* Cached value of GPI (high nibble) */