67 static void riowd_writereg(struct riowd *p, u8 val, int index)  in riowd_writereg()  argument
71 	spin_lock_irqsave(&p->lock, flags);  in riowd_writereg()
72 	writeb(index, p->regs + 0);  in riowd_writereg()
73 	writeb(val, p->regs + 1);  in riowd_writereg()
74 	spin_unlock_irqrestore(&p->lock, flags);  in riowd_writereg()
96 	struct riowd *p = riowd_device;  in riowd_ioctl()  local
113 		riowd_writereg(p, riowd_timeout, WDTO_INDEX);  in riowd_ioctl()
121 			riowd_writereg(p, 0, WDTO_INDEX);  in riowd_ioctl()
123 			riowd_writereg(p, riowd_timeout, WDTO_INDEX);  in riowd_ioctl()
135 		riowd_writereg(p, riowd_timeout, WDTO_INDEX);  in riowd_ioctl()
151 	struct riowd *p = riowd_device;  in riowd_write()  local
154 		riowd_writereg(p, riowd_timeout, WDTO_INDEX);  in riowd_write()
179 	struct riowd *p;  in riowd_probe()  local
186 	p = devm_kzalloc(&op->dev, sizeof(*p), GFP_KERNEL);  in riowd_probe()
187 	if (!p)  in riowd_probe()
190 	spin_lock_init(&p->lock);  in riowd_probe()
192 	p->regs = of_ioremap(&op->resource[0], 0, 2, DRIVER_NAME);  in riowd_probe()
193 	if (!p->regs) {  in riowd_probe()
198 	riowd_device = p;  in riowd_probe()
207 		riowd_timeout, p->regs);  in riowd_probe()
209 	platform_set_drvdata(op, p);  in riowd_probe()
214 	of_iounmap(&op->resource[0], p->regs, 2);  in riowd_probe()
222 	struct riowd *p = platform_get_drvdata(op);  in riowd_remove()  local
225 	of_iounmap(&op->resource[0], p->regs, 2);  in riowd_remove()