246 struct ati_remote {  struct
338 static int ati_remote_open(struct ati_remote *ati_remote)  in ati_remote_open()  argument
342 	mutex_lock(&ati_remote->open_mutex);  in ati_remote_open()
344 	if (ati_remote->users++ != 0)  in ati_remote_open()
348 	ati_remote->irq_urb->dev = ati_remote->udev;  in ati_remote_open()
349 	if (usb_submit_urb(ati_remote->irq_urb, GFP_KERNEL)) {  in ati_remote_open()
350 		dev_err(&ati_remote->interface->dev,  in ati_remote_open()
355 out:	mutex_unlock(&ati_remote->open_mutex);  in ati_remote_open()
362 static void ati_remote_close(struct ati_remote *ati_remote)  in ati_remote_close()  argument
364 	mutex_lock(&ati_remote->open_mutex);  in ati_remote_close()
365 	if (--ati_remote->users == 0)  in ati_remote_close()
366 		usb_kill_urb(ati_remote->irq_urb);  in ati_remote_close()
367 	mutex_unlock(&ati_remote->open_mutex);  in ati_remote_close()
372 	struct ati_remote *ati_remote = input_get_drvdata(inputdev);  in ati_remote_input_open()  local
373 	return ati_remote_open(ati_remote);  in ati_remote_input_open()
378 	struct ati_remote *ati_remote = input_get_drvdata(inputdev);  in ati_remote_input_close()  local
379 	ati_remote_close(ati_remote);  in ati_remote_input_close()
384 	struct ati_remote *ati_remote = rdev->priv;  in ati_remote_rc_open()  local
385 	return ati_remote_open(ati_remote);  in ati_remote_rc_open()
390 	struct ati_remote *ati_remote = rdev->priv;  in ati_remote_rc_close()  local
391 	ati_remote_close(ati_remote);  in ati_remote_rc_close()
399 	struct ati_remote *ati_remote = urb->context;  in ati_remote_irq_out()  local
402 		dev_dbg(&ati_remote->interface->dev, "%s: status %d\n",  in ati_remote_irq_out()
407 	ati_remote->send_flags |= SEND_FLAG_COMPLETE;  in ati_remote_irq_out()
409 	wake_up(&ati_remote->wait);  in ati_remote_irq_out()
417 static int ati_remote_sendpacket(struct ati_remote *ati_remote, u16 cmd,  in ati_remote_sendpacket()  argument
423 	memcpy(ati_remote->out_urb->transfer_buffer + 1, data, LO(cmd));  in ati_remote_sendpacket()
424 	((char *) ati_remote->out_urb->transfer_buffer)[0] = HI(cmd);  in ati_remote_sendpacket()
426 	ati_remote->out_urb->transfer_buffer_length = LO(cmd) + 1;  in ati_remote_sendpacket()
427 	ati_remote->out_urb->dev = ati_remote->udev;  in ati_remote_sendpacket()
428 	ati_remote->send_flags = SEND_FLAG_IN_PROGRESS;  in ati_remote_sendpacket()
430 	retval = usb_submit_urb(ati_remote->out_urb, GFP_ATOMIC);  in ati_remote_sendpacket()
432 		dev_dbg(&ati_remote->interface->dev,  in ati_remote_sendpacket()
437 	wait_event_timeout(ati_remote->wait,  in ati_remote_sendpacket()
438 		((ati_remote->out_urb->status != -EINPROGRESS) ||  in ati_remote_sendpacket()
439 			(ati_remote->send_flags & SEND_FLAG_COMPLETE)),  in ati_remote_sendpacket()
441 	usb_kill_urb(ati_remote->out_urb);  in ati_remote_sendpacket()
455 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 + msecs_to_jiffies(250))) {  in ati_remote_compute_accel()
463 		ati_remote->acc_jiffies = now;  in ati_remote_compute_accel()
465 	else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(125)))  in ati_remote_compute_accel()
467 	else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(250)))  in ati_remote_compute_accel()
469 	else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(500)))  in ati_remote_compute_accel()
471 	else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(1000)))  in ati_remote_compute_accel()
473 	else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(1500)))  in ati_remote_compute_accel()
475 	else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(2000)))  in ati_remote_compute_accel()
488 	struct ati_remote *ati_remote = urb->context;  in ati_remote_input_report()  local
489 	unsigned char *data= ati_remote->inbuf;  in ati_remote_input_report()
490 	struct input_dev *dev = ati_remote->idev;  in ati_remote_input_report()
513 		dbginfo(&ati_remote->interface->dev,  in ati_remote_input_report()
522 		dbginfo(&ati_remote->interface->dev,  in ati_remote_input_report()
535 	dbginfo(&ati_remote->interface->dev,  in ati_remote_input_report()
546 		wheel_keycode = rc_g_keycode_from_table(ati_remote->rdev,  in ati_remote_input_report()
572 		ati_remote->old_jiffies = jiffies;  in ati_remote_input_report()
578 		if (ati_remote->old_data == data[2] &&  in ati_remote_input_report()
579 		    time_before(now, ati_remote->old_jiffies +  in ati_remote_input_report()
581 			ati_remote->repeat_count++;  in ati_remote_input_report()
583 			ati_remote->repeat_count = 0;  in ati_remote_input_report()
584 			ati_remote->first_jiffies = now;  in ati_remote_input_report()
587 		ati_remote->old_jiffies = now;  in ati_remote_input_report()
593 		if (ati_remote->repeat_count > 0 &&  in ati_remote_input_report()
594 		    (ati_remote->repeat_count < 5 ||  in ati_remote_input_report()
595 		     time_before(now, ati_remote->first_jiffies +  in ati_remote_input_report()
623 				rc_keydown_notimeout(ati_remote->rdev, RC_TYPE_OTHER,  in ati_remote_input_report()
625 				rc_keyup(ati_remote->rdev);  in ati_remote_input_report()
639 		int acc = ati_remote_compute_accel(ati_remote);  in ati_remote_input_report()
644 		ati_remote->old_jiffies = jiffies;  in ati_remote_input_report()
647 		dev_dbg(&ati_remote->interface->dev, "ati_remote kind=%d\n",  in ati_remote_input_report()
653 	ati_remote->old_data = data[2];  in ati_remote_input_report()
661 	struct ati_remote *ati_remote = urb->context;  in ati_remote_irq_in()  local
671 		dev_dbg(&ati_remote->interface->dev,  in ati_remote_irq_in()
676 		dev_dbg(&ati_remote->interface->dev,  in ati_remote_irq_in()
683 		dev_err(&ati_remote->interface->dev,  in ati_remote_irq_in()
692 				    struct ati_remote *ati_remote)  in ati_remote_alloc_buffers()  argument
694 	ati_remote->inbuf = usb_alloc_coherent(udev, DATA_BUFSIZE, GFP_ATOMIC,  in ati_remote_alloc_buffers()
695 					       &ati_remote->inbuf_dma);  in ati_remote_alloc_buffers()
696 	if (!ati_remote->inbuf)  in ati_remote_alloc_buffers()
699 	ati_remote->outbuf = usb_alloc_coherent(udev, DATA_BUFSIZE, GFP_ATOMIC,  in ati_remote_alloc_buffers()
700 						&ati_remote->outbuf_dma);  in ati_remote_alloc_buffers()
701 	if (!ati_remote->outbuf)  in ati_remote_alloc_buffers()
704 	ati_remote->irq_urb = usb_alloc_urb(0, GFP_KERNEL);  in ati_remote_alloc_buffers()
705 	if (!ati_remote->irq_urb)  in ati_remote_alloc_buffers()
708 	ati_remote->out_urb = usb_alloc_urb(0, GFP_KERNEL);  in ati_remote_alloc_buffers()
709 	if (!ati_remote->out_urb)  in ati_remote_alloc_buffers()
718 static void ati_remote_free_buffers(struct ati_remote *ati_remote)  in ati_remote_free_buffers()  argument
720 	usb_free_urb(ati_remote->irq_urb);  in ati_remote_free_buffers()
721 	usb_free_urb(ati_remote->out_urb);  in ati_remote_free_buffers()
723 	usb_free_coherent(ati_remote->udev, DATA_BUFSIZE,  in ati_remote_free_buffers()
724 		ati_remote->inbuf, ati_remote->inbuf_dma);  in ati_remote_free_buffers()
726 	usb_free_coherent(ati_remote->udev, DATA_BUFSIZE,  in ati_remote_free_buffers()
727 		ati_remote->outbuf, ati_remote->outbuf_dma);  in ati_remote_free_buffers()
730 static void ati_remote_input_init(struct ati_remote *ati_remote)  in ati_remote_input_init()  argument
732 	struct input_dev *idev = ati_remote->idev;  in ati_remote_input_init()
744 	input_set_drvdata(idev, ati_remote);  in ati_remote_input_init()
749 	idev->name = ati_remote->mouse_name;  in ati_remote_input_init()
750 	idev->phys = ati_remote->mouse_phys;  in ati_remote_input_init()
752 	usb_to_input_id(ati_remote->udev, &idev->id);  in ati_remote_input_init()
753 	idev->dev.parent = &ati_remote->interface->dev;  in ati_remote_input_init()
756 static void ati_remote_rc_init(struct ati_remote *ati_remote)  in ati_remote_rc_init()  argument
758 	struct rc_dev *rdev = ati_remote->rdev;  in ati_remote_rc_init()
760 	rdev->priv = ati_remote;  in ati_remote_rc_init()
768 	rdev->input_name = ati_remote->rc_name;  in ati_remote_rc_init()
769 	rdev->input_phys = ati_remote->rc_phys;  in ati_remote_rc_init()
771 	usb_to_input_id(ati_remote->udev, &rdev->input_id);  in ati_remote_rc_init()
772 	rdev->dev.parent = &ati_remote->interface->dev;  in ati_remote_rc_init()
775 static int ati_remote_initialize(struct ati_remote *ati_remote)  in ati_remote_initialize()  argument
777 	struct usb_device *udev = ati_remote->udev;  in ati_remote_initialize()
780 	init_waitqueue_head(&ati_remote->wait);  in ati_remote_initialize()
783 	pipe = usb_rcvintpipe(udev, ati_remote->endpoint_in->bEndpointAddress);  in ati_remote_initialize()
787 	usb_fill_int_urb(ati_remote->irq_urb, udev, pipe, ati_remote->inbuf,  in ati_remote_initialize()
788 			 maxp, ati_remote_irq_in, ati_remote,  in ati_remote_initialize()
789 			 ati_remote->endpoint_in->bInterval);  in ati_remote_initialize()
790 	ati_remote->irq_urb->transfer_dma = ati_remote->inbuf_dma;  in ati_remote_initialize()
791 	ati_remote->irq_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in ati_remote_initialize()
794 	pipe = usb_sndintpipe(udev, ati_remote->endpoint_out->bEndpointAddress);  in ati_remote_initialize()
798 	usb_fill_int_urb(ati_remote->out_urb, udev, pipe, ati_remote->outbuf,  in ati_remote_initialize()
799 			 maxp, ati_remote_irq_out, ati_remote,  in ati_remote_initialize()
800 			 ati_remote->endpoint_out->bInterval);  in ati_remote_initialize()
801 	ati_remote->out_urb->transfer_dma = ati_remote->outbuf_dma;  in ati_remote_initialize()
802 	ati_remote->out_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in ati_remote_initialize()
805 	if ((ati_remote_sendpacket(ati_remote, 0x8004, init1)) ||  in ati_remote_initialize()
806 	    (ati_remote_sendpacket(ati_remote, 0x8007, init2))) {  in ati_remote_initialize()
807 		dev_err(&ati_remote->interface->dev,  in ati_remote_initialize()
825 	struct ati_remote *ati_remote;  in ati_remote_probe()  local
847 	ati_remote = kzalloc(sizeof (struct ati_remote), GFP_KERNEL);  in ati_remote_probe()
849 	if (!ati_remote || !rc_dev)  in ati_remote_probe()
853 	if (ati_remote_alloc_buffers(udev, ati_remote))  in ati_remote_probe()
856 	ati_remote->endpoint_in = endpoint_in;  in ati_remote_probe()
857 	ati_remote->endpoint_out = endpoint_out;  in ati_remote_probe()
858 	ati_remote->udev = udev;  in ati_remote_probe()
859 	ati_remote->rdev = rc_dev;  in ati_remote_probe()
860 	ati_remote->interface = interface;  in ati_remote_probe()
862 	usb_make_path(udev, ati_remote->rc_phys, sizeof(ati_remote->rc_phys));  in ati_remote_probe()
863 	strlcpy(ati_remote->mouse_phys, ati_remote->rc_phys,  in ati_remote_probe()
864 		sizeof(ati_remote->mouse_phys));  in ati_remote_probe()
866 	strlcat(ati_remote->rc_phys, "/input0", sizeof(ati_remote->rc_phys));  in ati_remote_probe()
867 	strlcat(ati_remote->mouse_phys, "/input1", sizeof(ati_remote->mouse_phys));  in ati_remote_probe()
870 		strlcpy(ati_remote->rc_name, udev->manufacturer,  in ati_remote_probe()
871 			sizeof(ati_remote->rc_name));  in ati_remote_probe()
874 		snprintf(ati_remote->rc_name, sizeof(ati_remote->rc_name),  in ati_remote_probe()
875 			 "%s %s", ati_remote->rc_name, udev->product);  in ati_remote_probe()
877 	if (!strlen(ati_remote->rc_name))  in ati_remote_probe()
878 		snprintf(ati_remote->rc_name, sizeof(ati_remote->rc_name),  in ati_remote_probe()
880 			le16_to_cpu(ati_remote->udev->descriptor.idVendor),  in ati_remote_probe()
881 			le16_to_cpu(ati_remote->udev->descriptor.idProduct));  in ati_remote_probe()
883 	snprintf(ati_remote->mouse_name, sizeof(ati_remote->mouse_name),  in ati_remote_probe()
884 		 "%s mouse", ati_remote->rc_name);  in ati_remote_probe()
896 	ati_remote_rc_init(ati_remote);  in ati_remote_probe()
897 	mutex_init(&ati_remote->open_mutex);  in ati_remote_probe()
900 	err = ati_remote_initialize(ati_remote);  in ati_remote_probe()
905 	err = rc_register_device(ati_remote->rdev);  in ati_remote_probe()
910 	ati_remote->rdev->input_dev->rep[REP_DELAY] = repeat_delay;  in ati_remote_probe()
920 		ati_remote->idev = input_dev;  in ati_remote_probe()
921 		ati_remote_input_init(ati_remote);  in ati_remote_probe()
928 	usb_set_intfdata(interface, ati_remote);  in ati_remote_probe()
937 	usb_kill_urb(ati_remote->irq_urb);  in ati_remote_probe()
938 	usb_kill_urb(ati_remote->out_urb);  in ati_remote_probe()
940 	ati_remote_free_buffers(ati_remote);  in ati_remote_probe()
943 	kfree(ati_remote);  in ati_remote_probe()
952 	struct ati_remote *ati_remote;  in ati_remote_disconnect()  local
954 	ati_remote = usb_get_intfdata(interface);  in ati_remote_disconnect()
956 	if (!ati_remote) {  in ati_remote_disconnect()
961 	usb_kill_urb(ati_remote->irq_urb);  in ati_remote_disconnect()
962 	usb_kill_urb(ati_remote->out_urb);  in ati_remote_disconnect()
963 	if (ati_remote->idev)  in ati_remote_disconnect()
964 		input_unregister_device(ati_remote->idev);  in ati_remote_disconnect()
965 	rc_unregister_device(ati_remote->rdev);  in ati_remote_disconnect()
966 	ati_remote_free_buffers(ati_remote);  in ati_remote_disconnect()
967 	kfree(ati_remote);  in ati_remote_disconnect()