21 struct pxrc {  struct
32 	struct pxrc *pxrc = urb->context;  in pxrc_usb_irq()  local
42 		dev_dbg(&pxrc->intf->dev,  in pxrc_usb_irq()
51 		dev_dbg(&pxrc->intf->dev, "%s - urb shutting down with status: %d\n",  in pxrc_usb_irq()
55 		dev_dbg(&pxrc->intf->dev, "%s - nonzero urb status received: %d\n",  in pxrc_usb_irq()
61 		input_report_abs(pxrc->input, ABS_X, data[0]);  in pxrc_usb_irq()
62 		input_report_abs(pxrc->input, ABS_Y, data[2]);  in pxrc_usb_irq()
63 		input_report_abs(pxrc->input, ABS_RX, data[3]);  in pxrc_usb_irq()
64 		input_report_abs(pxrc->input, ABS_RY, data[4]);  in pxrc_usb_irq()
65 		input_report_abs(pxrc->input, ABS_RUDDER, data[5]);  in pxrc_usb_irq()
66 		input_report_abs(pxrc->input, ABS_THROTTLE, data[6]);  in pxrc_usb_irq()
67 		input_report_abs(pxrc->input, ABS_MISC, data[7]);  in pxrc_usb_irq()
69 		input_report_key(pxrc->input, BTN_A, data[1]);  in pxrc_usb_irq()
76 		dev_err(&pxrc->intf->dev,  in pxrc_usb_irq()
83 	struct pxrc *pxrc = input_get_drvdata(input);  in pxrc_open()  local
86 	mutex_lock(&pxrc->pm_mutex);  in pxrc_open()
87 	retval = usb_submit_urb(pxrc->urb, GFP_KERNEL);  in pxrc_open()
89 		dev_err(&pxrc->intf->dev,  in pxrc_open()
96 	pxrc->is_open = true;  in pxrc_open()
99 	mutex_unlock(&pxrc->pm_mutex);  in pxrc_open()
105 	struct pxrc *pxrc = input_get_drvdata(input);  in pxrc_close()  local
107 	mutex_lock(&pxrc->pm_mutex);  in pxrc_close()
108 	usb_kill_urb(pxrc->urb);  in pxrc_close()
109 	pxrc->is_open = false;  in pxrc_close()
110 	mutex_unlock(&pxrc->pm_mutex);  in pxrc_close()
115 	struct pxrc *pxrc = _pxrc;  in pxrc_free_urb()  local
117 	usb_free_urb(pxrc->urb);  in pxrc_free_urb()
124 	struct pxrc *pxrc;  in pxrc_probe()  local
141 	pxrc = devm_kzalloc(&intf->dev, sizeof(*pxrc), GFP_KERNEL);  in pxrc_probe()
142 	if (!pxrc)  in pxrc_probe()
145 	mutex_init(&pxrc->pm_mutex);  in pxrc_probe()
146 	pxrc->intf = intf;  in pxrc_probe()
148 	usb_set_intfdata(pxrc->intf, pxrc);  in pxrc_probe()
155 	pxrc->urb = usb_alloc_urb(0, GFP_KERNEL);  in pxrc_probe()
156 	if (!pxrc->urb)  in pxrc_probe()
159 	error = devm_add_action_or_reset(&intf->dev, pxrc_free_urb, pxrc);  in pxrc_probe()
163 	usb_fill_int_urb(pxrc->urb, udev,  in pxrc_probe()
165 			 xfer_buf, xfer_size, pxrc_usb_irq, pxrc, 1);  in pxrc_probe()
167 	pxrc->input = devm_input_allocate_device(&intf->dev);  in pxrc_probe()
168 	if (!pxrc->input) {  in pxrc_probe()
173 	pxrc->input->name = "PXRC Flight Controller Adapter";  in pxrc_probe()
175 	usb_make_path(udev, pxrc->phys, sizeof(pxrc->phys));  in pxrc_probe()
176 	strlcat(pxrc->phys, "/input0", sizeof(pxrc->phys));  in pxrc_probe()
177 	pxrc->input->phys = pxrc->phys;  in pxrc_probe()
179 	usb_to_input_id(udev, &pxrc->input->id);  in pxrc_probe()
181 	pxrc->input->open = pxrc_open;  in pxrc_probe()
182 	pxrc->input->close = pxrc_close;  in pxrc_probe()
184 	input_set_capability(pxrc->input, EV_KEY, BTN_A);  in pxrc_probe()
185 	input_set_abs_params(pxrc->input, ABS_X, 0, 255, 0, 0);  in pxrc_probe()
186 	input_set_abs_params(pxrc->input, ABS_Y, 0, 255, 0, 0);  in pxrc_probe()
187 	input_set_abs_params(pxrc->input, ABS_RX, 0, 255, 0, 0);  in pxrc_probe()
188 	input_set_abs_params(pxrc->input, ABS_RY, 0, 255, 0, 0);  in pxrc_probe()
189 	input_set_abs_params(pxrc->input, ABS_RUDDER, 0, 255, 0, 0);  in pxrc_probe()
190 	input_set_abs_params(pxrc->input, ABS_THROTTLE, 0, 255, 0, 0);  in pxrc_probe()
191 	input_set_abs_params(pxrc->input, ABS_MISC, 0, 255, 0, 0);  in pxrc_probe()
193 	input_set_drvdata(pxrc->input, pxrc);  in pxrc_probe()
195 	error = input_register_device(pxrc->input);  in pxrc_probe()
209 	struct pxrc *pxrc = usb_get_intfdata(intf);  in pxrc_suspend()  local
211 	mutex_lock(&pxrc->pm_mutex);  in pxrc_suspend()
212 	if (pxrc->is_open)  in pxrc_suspend()
213 		usb_kill_urb(pxrc->urb);  in pxrc_suspend()
214 	mutex_unlock(&pxrc->pm_mutex);  in pxrc_suspend()
221 	struct pxrc *pxrc = usb_get_intfdata(intf);  in pxrc_resume()  local
224 	mutex_lock(&pxrc->pm_mutex);  in pxrc_resume()
225 	if (pxrc->is_open && usb_submit_urb(pxrc->urb, GFP_KERNEL) < 0)  in pxrc_resume()
228 	mutex_unlock(&pxrc->pm_mutex);  in pxrc_resume()
234 	struct pxrc *pxrc = usb_get_intfdata(intf);  in pxrc_pre_reset()  local
236 	mutex_lock(&pxrc->pm_mutex);  in pxrc_pre_reset()
237 	usb_kill_urb(pxrc->urb);  in pxrc_pre_reset()
243 	struct pxrc *pxrc = usb_get_intfdata(intf);  in pxrc_post_reset()  local
246 	if (pxrc->is_open && usb_submit_urb(pxrc->urb, GFP_KERNEL) < 0)  in pxrc_post_reset()
249 	mutex_unlock(&pxrc->pm_mutex);  in pxrc_post_reset()