230 struct ati_remote {  struct
322 static int ati_remote_open(struct ati_remote *ati_remote)  in ati_remote_open()  argument
326 	mutex_lock(&ati_remote->open_mutex);  in ati_remote_open()
328 	if (ati_remote->users++ != 0)  in ati_remote_open()
332 	ati_remote->irq_urb->dev = ati_remote->udev;  in ati_remote_open()
333 	if (usb_submit_urb(ati_remote->irq_urb, GFP_KERNEL)) {  in ati_remote_open()
334 		dev_err(&ati_remote->interface->dev,  in ati_remote_open()
339 out:	mutex_unlock(&ati_remote->open_mutex);  in ati_remote_open()
346 static void ati_remote_close(struct ati_remote *ati_remote)  in ati_remote_close()  argument
348 	mutex_lock(&ati_remote->open_mutex);  in ati_remote_close()
349 	if (--ati_remote->users == 0)  in ati_remote_close()
350 		usb_kill_urb(ati_remote->irq_urb);  in ati_remote_close()
351 	mutex_unlock(&ati_remote->open_mutex);  in ati_remote_close()
356 	struct ati_remote *ati_remote = input_get_drvdata(inputdev);  in ati_remote_input_open()  local
357 	return ati_remote_open(ati_remote);  in ati_remote_input_open()
362 	struct ati_remote *ati_remote = input_get_drvdata(inputdev);  in ati_remote_input_close()  local
363 	ati_remote_close(ati_remote);  in ati_remote_input_close()
368 	struct ati_remote *ati_remote = rdev->priv;  in ati_remote_rc_open()  local
369 	return ati_remote_open(ati_remote);  in ati_remote_rc_open()
374 	struct ati_remote *ati_remote = rdev->priv;  in ati_remote_rc_close()  local
375 	ati_remote_close(ati_remote);  in ati_remote_rc_close()
383 	struct ati_remote *ati_remote = urb->context;  in ati_remote_irq_out()  local
386 		dev_dbg(&ati_remote->interface->dev, "%s: status %d\n",  in ati_remote_irq_out()
391 	ati_remote->send_flags |= SEND_FLAG_COMPLETE;  in ati_remote_irq_out()
393 	wake_up(&ati_remote->wait);  in ati_remote_irq_out()
401 static int ati_remote_sendpacket(struct ati_remote *ati_remote, u16 cmd,  in ati_remote_sendpacket()  argument
407 	memcpy(ati_remote->out_urb->transfer_buffer + 1, data, LO(cmd));  in ati_remote_sendpacket()
408 	((char *) ati_remote->out_urb->transfer_buffer)[0] = HI(cmd);  in ati_remote_sendpacket()
410 	ati_remote->out_urb->transfer_buffer_length = LO(cmd) + 1;  in ati_remote_sendpacket()
411 	ati_remote->out_urb->dev = ati_remote->udev;  in ati_remote_sendpacket()
412 	ati_remote->send_flags = SEND_FLAG_IN_PROGRESS;  in ati_remote_sendpacket()
414 	retval = usb_submit_urb(ati_remote->out_urb, GFP_ATOMIC);  in ati_remote_sendpacket()
416 		dev_dbg(&ati_remote->interface->dev,  in ati_remote_sendpacket()
421 	wait_event_timeout(ati_remote->wait,  in ati_remote_sendpacket()
422 		((ati_remote->out_urb->status != -EINPROGRESS) ||  in ati_remote_sendpacket()
423 			(ati_remote->send_flags & SEND_FLAG_COMPLETE)),  in ati_remote_sendpacket()
425 	usb_kill_urb(ati_remote->out_urb);  in ati_remote_sendpacket()
454 static int ati_remote_compute_accel(struct ati_remote *ati_remote)  in ati_remote_compute_accel()  argument
461 	if (time_after(now, ati_remote->old_jiffies + reset_time)) {  in ati_remote_compute_accel()
462 		ati_remote->acc_jiffies = now;  in ati_remote_compute_accel()
468 		if (time_before(now, ati_remote->acc_jiffies + timeout))  in ati_remote_compute_accel()
479 	struct ati_remote *ati_remote = urb->context;  in ati_remote_input_report()  local
480 	unsigned char *data= ati_remote->inbuf;  in ati_remote_input_report()
481 	struct input_dev *dev = ati_remote->idev;  in ati_remote_input_report()
504 		dbginfo(&ati_remote->interface->dev,  in ati_remote_input_report()
513 		dbginfo(&ati_remote->interface->dev,  in ati_remote_input_report()
525 	dbginfo(&ati_remote->interface->dev,  in ati_remote_input_report()
536 		wheel_keycode = rc_g_keycode_from_table(ati_remote->rdev,  in ati_remote_input_report()
562 		ati_remote->old_jiffies = jiffies;  in ati_remote_input_report()
568 		if (ati_remote->old_data == data[2] &&  in ati_remote_input_report()
569 		    time_before(now, ati_remote->old_jiffies +  in ati_remote_input_report()
571 			ati_remote->repeat_count++;  in ati_remote_input_report()
573 			ati_remote->repeat_count = 0;  in ati_remote_input_report()
574 			ati_remote->first_jiffies = now;  in ati_remote_input_report()
577 		ati_remote->old_jiffies = now;  in ati_remote_input_report()
583 		if (ati_remote->repeat_count > 0 &&  in ati_remote_input_report()
584 		    (ati_remote->repeat_count < 5 ||  in ati_remote_input_report()
585 		     time_before(now, ati_remote->first_jiffies +  in ati_remote_input_report()
613 				rc_keydown_notimeout(ati_remote->rdev,  in ati_remote_input_report()
616 				rc_keyup(ati_remote->rdev);  in ati_remote_input_report()
630 		int acc = ati_remote_compute_accel(ati_remote);  in ati_remote_input_report()
635 		ati_remote->old_jiffies = jiffies;  in ati_remote_input_report()
638 		dev_dbg(&ati_remote->interface->dev, "ati_remote kind=%d\n",  in ati_remote_input_report()
644 	ati_remote->old_data = data[2];  in ati_remote_input_report()
652 	struct ati_remote *ati_remote = urb->context;  in ati_remote_irq_in()  local
662 		dev_dbg(&ati_remote->interface->dev,  in ati_remote_irq_in()
667 		dev_dbg(&ati_remote->interface->dev,  in ati_remote_irq_in()
674 		dev_err(&ati_remote->interface->dev,  in ati_remote_irq_in()
683 				    struct ati_remote *ati_remote)  in ati_remote_alloc_buffers()  argument
685 	ati_remote->inbuf = usb_alloc_coherent(udev, DATA_BUFSIZE, GFP_ATOMIC,  in ati_remote_alloc_buffers()
686 					       &ati_remote->inbuf_dma);  in ati_remote_alloc_buffers()
687 	if (!ati_remote->inbuf)  in ati_remote_alloc_buffers()
690 	ati_remote->outbuf = usb_alloc_coherent(udev, DATA_BUFSIZE, GFP_ATOMIC,  in ati_remote_alloc_buffers()
691 						&ati_remote->outbuf_dma);  in ati_remote_alloc_buffers()
692 	if (!ati_remote->outbuf)  in ati_remote_alloc_buffers()
695 	ati_remote->irq_urb = usb_alloc_urb(0, GFP_KERNEL);  in ati_remote_alloc_buffers()
696 	if (!ati_remote->irq_urb)  in ati_remote_alloc_buffers()
699 	ati_remote->out_urb = usb_alloc_urb(0, GFP_KERNEL);  in ati_remote_alloc_buffers()
700 	if (!ati_remote->out_urb)  in ati_remote_alloc_buffers()
709 static void ati_remote_free_buffers(struct ati_remote *ati_remote)  in ati_remote_free_buffers()  argument
711 	usb_free_urb(ati_remote->irq_urb);  in ati_remote_free_buffers()
712 	usb_free_urb(ati_remote->out_urb);  in ati_remote_free_buffers()
714 	usb_free_coherent(ati_remote->udev, DATA_BUFSIZE,  in ati_remote_free_buffers()
715 		ati_remote->inbuf, ati_remote->inbuf_dma);  in ati_remote_free_buffers()
717 	usb_free_coherent(ati_remote->udev, DATA_BUFSIZE,  in ati_remote_free_buffers()
718 		ati_remote->outbuf, ati_remote->outbuf_dma);  in ati_remote_free_buffers()
721 static void ati_remote_input_init(struct ati_remote *ati_remote)  in ati_remote_input_init()  argument
723 	struct input_dev *idev = ati_remote->idev;  in ati_remote_input_init()
735 	input_set_drvdata(idev, ati_remote);  in ati_remote_input_init()
740 	idev->name = ati_remote->mouse_name;  in ati_remote_input_init()
741 	idev->phys = ati_remote->mouse_phys;  in ati_remote_input_init()
743 	usb_to_input_id(ati_remote->udev, &idev->id);  in ati_remote_input_init()
744 	idev->dev.parent = &ati_remote->interface->dev;  in ati_remote_input_init()
747 static void ati_remote_rc_init(struct ati_remote *ati_remote)  in ati_remote_rc_init()  argument
749 	struct rc_dev *rdev = ati_remote->rdev;  in ati_remote_rc_init()
751 	rdev->priv = ati_remote;  in ati_remote_rc_init()
758 	rdev->device_name = ati_remote->rc_name;  in ati_remote_rc_init()
759 	rdev->input_phys = ati_remote->rc_phys;  in ati_remote_rc_init()
761 	usb_to_input_id(ati_remote->udev, &rdev->input_id);  in ati_remote_rc_init()
762 	rdev->dev.parent = &ati_remote->interface->dev;  in ati_remote_rc_init()
765 static int ati_remote_initialize(struct ati_remote *ati_remote)  in ati_remote_initialize()  argument
767 	struct usb_device *udev = ati_remote->udev;  in ati_remote_initialize()
770 	init_waitqueue_head(&ati_remote->wait);  in ati_remote_initialize()
773 	pipe = usb_rcvintpipe(udev, ati_remote->endpoint_in->bEndpointAddress);  in ati_remote_initialize()
777 	usb_fill_int_urb(ati_remote->irq_urb, udev, pipe, ati_remote->inbuf,  in ati_remote_initialize()
778 			 maxp, ati_remote_irq_in, ati_remote,  in ati_remote_initialize()
779 			 ati_remote->endpoint_in->bInterval);  in ati_remote_initialize()
780 	ati_remote->irq_urb->transfer_dma = ati_remote->inbuf_dma;  in ati_remote_initialize()
781 	ati_remote->irq_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in ati_remote_initialize()
784 	pipe = usb_sndintpipe(udev, ati_remote->endpoint_out->bEndpointAddress);  in ati_remote_initialize()
788 	usb_fill_int_urb(ati_remote->out_urb, udev, pipe, ati_remote->outbuf,  in ati_remote_initialize()
789 			 maxp, ati_remote_irq_out, ati_remote,  in ati_remote_initialize()
790 			 ati_remote->endpoint_out->bInterval);  in ati_remote_initialize()
791 	ati_remote->out_urb->transfer_dma = ati_remote->outbuf_dma;  in ati_remote_initialize()
792 	ati_remote->out_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in ati_remote_initialize()
795 	if ((ati_remote_sendpacket(ati_remote, 0x8004, init1)) ||  in ati_remote_initialize()
796 	    (ati_remote_sendpacket(ati_remote, 0x8007, init2))) {  in ati_remote_initialize()
797 		dev_err(&ati_remote->interface->dev,  in ati_remote_initialize()
815 	struct ati_remote *ati_remote;  in ati_remote_probe()  local
842 	ati_remote = kzalloc(sizeof (struct ati_remote), GFP_KERNEL);  in ati_remote_probe()
844 	if (!ati_remote || !rc_dev)  in ati_remote_probe()
848 	if (ati_remote_alloc_buffers(udev, ati_remote))  in ati_remote_probe()
851 	ati_remote->endpoint_in = endpoint_in;  in ati_remote_probe()
852 	ati_remote->endpoint_out = endpoint_out;  in ati_remote_probe()
853 	ati_remote->udev = udev;  in ati_remote_probe()
854 	ati_remote->rdev = rc_dev;  in ati_remote_probe()
855 	ati_remote->interface = interface;  in ati_remote_probe()
857 	usb_make_path(udev, ati_remote->rc_phys, sizeof(ati_remote->rc_phys));  in ati_remote_probe()
858 	strscpy(ati_remote->mouse_phys, ati_remote->rc_phys,  in ati_remote_probe()
859 		sizeof(ati_remote->mouse_phys));  in ati_remote_probe()
861 	strlcat(ati_remote->rc_phys, "/input0", sizeof(ati_remote->rc_phys));  in ati_remote_probe()
862 	strlcat(ati_remote->mouse_phys, "/input1", sizeof(ati_remote->mouse_phys));  in ati_remote_probe()
864 	snprintf(ati_remote->rc_name, sizeof(ati_remote->rc_name), "%s%s%s",  in ati_remote_probe()
869 	if (!strlen(ati_remote->rc_name))  in ati_remote_probe()
870 		snprintf(ati_remote->rc_name, sizeof(ati_remote->rc_name),  in ati_remote_probe()
872 			le16_to_cpu(ati_remote->udev->descriptor.idVendor),  in ati_remote_probe()
873 			le16_to_cpu(ati_remote->udev->descriptor.idProduct));  in ati_remote_probe()
875 	snprintf(ati_remote->mouse_name, sizeof(ati_remote->mouse_name),  in ati_remote_probe()
876 		 "%s mouse", ati_remote->rc_name);  in ati_remote_probe()
888 	ati_remote_rc_init(ati_remote);  in ati_remote_probe()
889 	mutex_init(&ati_remote->open_mutex);  in ati_remote_probe()
892 	err = ati_remote_initialize(ati_remote);  in ati_remote_probe()
897 	err = rc_register_device(ati_remote->rdev);  in ati_remote_probe()
909 		ati_remote->idev = input_dev;  in ati_remote_probe()
910 		ati_remote_input_init(ati_remote);  in ati_remote_probe()
917 	usb_set_intfdata(interface, ati_remote);  in ati_remote_probe()
926 	usb_kill_urb(ati_remote->irq_urb);  in ati_remote_probe()
927 	usb_kill_urb(ati_remote->out_urb);  in ati_remote_probe()
929 	ati_remote_free_buffers(ati_remote);  in ati_remote_probe()
932 	kfree(ati_remote);  in ati_remote_probe()
941 	struct ati_remote *ati_remote;  in ati_remote_disconnect()  local
943 	ati_remote = usb_get_intfdata(interface);  in ati_remote_disconnect()
945 	if (!ati_remote) {  in ati_remote_disconnect()
950 	usb_kill_urb(ati_remote->irq_urb);  in ati_remote_disconnect()
951 	usb_kill_urb(ati_remote->out_urb);  in ati_remote_disconnect()
952 	if (ati_remote->idev)  in ati_remote_disconnect()
953 		input_unregister_device(ati_remote->idev);  in ati_remote_disconnect()
954 	rc_unregister_device(ati_remote->rdev);  in ati_remote_disconnect()
955 	ati_remote_free_buffers(ati_remote);  in ati_remote_disconnect()
956 	kfree(ati_remote);  in ati_remote_disconnect()