49 static void arc_ps2_check_rx(struct arc_ps2_data *arc_ps2,  in arc_ps2_check_rx()  argument
64 		arc_ps2->total_int++;  in arc_ps2_check_rx()
66 			arc_ps2->frame_error++;  in arc_ps2_check_rx()
69 			arc_ps2->buf_overflow++;  in arc_ps2_check_rx()
81 	struct arc_ps2_data *arc_ps2 = dev;  in arc_ps2_interrupt()  local
85 		arc_ps2_check_rx(arc_ps2, &arc_ps2->port[i]);  in arc_ps2_interrupt()
128 static void __iomem *arc_ps2_calc_addr(struct arc_ps2_data *arc_ps2,  in arc_ps2_calc_addr()  argument
133 	addr = arc_ps2->addr + 4 + 4 * index;  in arc_ps2_calc_addr()
140 static void arc_ps2_inhibit_ports(struct arc_ps2_data *arc_ps2)  in arc_ps2_inhibit_ports()  argument
147 		addr = arc_ps2_calc_addr(arc_ps2, i, true);  in arc_ps2_inhibit_ports()
155 					 struct arc_ps2_data *arc_ps2,  in arc_ps2_create_port()  argument
158 	struct arc_ps2_port *port = &arc_ps2->port[index];  in arc_ps2_create_port()
175 	port->data_addr = arc_ps2_calc_addr(arc_ps2, index, false);  in arc_ps2_create_port()
176 	port->status_addr = arc_ps2_calc_addr(arc_ps2, index, true);  in arc_ps2_create_port()
187 	struct arc_ps2_data *arc_ps2;  in arc_ps2_probe()  local
198 	arc_ps2 = devm_kzalloc(&pdev->dev, sizeof(struct arc_ps2_data),  in arc_ps2_probe()
200 	if (!arc_ps2) {  in arc_ps2_probe()
206 	arc_ps2->addr = devm_ioremap_resource(&pdev->dev, res);  in arc_ps2_probe()
207 	if (IS_ERR(arc_ps2->addr))  in arc_ps2_probe()
208 		return PTR_ERR(arc_ps2->addr);  in arc_ps2_probe()
211 		 irq, arc_ps2->addr, ARC_PS2_PORTS);  in arc_ps2_probe()
213 	id = ioread32(arc_ps2->addr);  in arc_ps2_probe()
219 	arc_ps2_inhibit_ports(arc_ps2);  in arc_ps2_probe()
222 				 0, "arc_ps2", arc_ps2);  in arc_ps2_probe()
229 		error = arc_ps2_create_port(pdev, arc_ps2, i);  in arc_ps2_probe()
232 				serio_unregister_port(arc_ps2->port[i].io);  in arc_ps2_probe()
237 	platform_set_drvdata(pdev, arc_ps2);  in arc_ps2_probe()
244 	struct arc_ps2_data *arc_ps2 = platform_get_drvdata(pdev);  in arc_ps2_remove()  local
248 		serio_unregister_port(arc_ps2->port[i].io);  in arc_ps2_remove()
250 	dev_dbg(&pdev->dev, "interrupt count = %i\n", arc_ps2->total_int);  in arc_ps2_remove()
251 	dev_dbg(&pdev->dev, "frame error count = %i\n", arc_ps2->frame_error);  in arc_ps2_remove()
253 		arc_ps2->buf_overflow);  in arc_ps2_remove()