82 	struct rgmii_instance *dev = platform_get_drvdata(ofdev);  in rgmii_attach()  local
83 	struct rgmii_regs __iomem *p = dev->base;  in rgmii_attach()
85 	RGMII_DBG(dev, "attach(%d)" NL, input);  in rgmii_attach()
90 		       ofdev->dev.of_node);  in rgmii_attach()
94 	mutex_lock(&dev->lock);  in rgmii_attach()
100 	       ofdev->dev.of_node, input, phy_modes(mode));  in rgmii_attach()
102 	++dev->users;  in rgmii_attach()
104 	mutex_unlock(&dev->lock);  in rgmii_attach()
111 	struct rgmii_instance *dev = platform_get_drvdata(ofdev);  in rgmii_set_speed()  local
112 	struct rgmii_regs __iomem *p = dev->base;  in rgmii_set_speed()
115 	mutex_lock(&dev->lock);  in rgmii_set_speed()
119 	RGMII_DBG(dev, "speed(%d, %d)" NL, input, speed);  in rgmii_set_speed()
130 	mutex_unlock(&dev->lock);  in rgmii_set_speed()
135 	struct rgmii_instance *dev = platform_get_drvdata(ofdev);  in rgmii_get_mdio()  local
136 	struct rgmii_regs __iomem *p = dev->base;  in rgmii_get_mdio()
139 	RGMII_DBG2(dev, "get_mdio(%d)" NL, input);  in rgmii_get_mdio()
141 	if (!(dev->flags & EMAC_RGMII_FLAG_HAS_MDIO))  in rgmii_get_mdio()
144 	mutex_lock(&dev->lock);  in rgmii_get_mdio()
151 	DBG2(dev, " fer = 0x%08x\n", fer);  in rgmii_get_mdio()
156 	struct rgmii_instance *dev = platform_get_drvdata(ofdev);  in rgmii_put_mdio()  local
157 	struct rgmii_regs __iomem *p = dev->base;  in rgmii_put_mdio()
160 	RGMII_DBG2(dev, "put_mdio(%d)" NL, input);  in rgmii_put_mdio()
162 	if (!(dev->flags & EMAC_RGMII_FLAG_HAS_MDIO))  in rgmii_put_mdio()
170 	DBG2(dev, " fer = 0x%08x\n", fer);  in rgmii_put_mdio()
172 	mutex_unlock(&dev->lock);  in rgmii_put_mdio()
177 	struct rgmii_instance *dev = platform_get_drvdata(ofdev);  in rgmii_detach()  local
180 	BUG_ON(!dev || dev->users == 0);  in rgmii_detach()
181 	p = dev->base;  in rgmii_detach()
183 	mutex_lock(&dev->lock);  in rgmii_detach()
185 	RGMII_DBG(dev, "detach(%d)" NL, input);  in rgmii_detach()
190 	--dev->users;  in rgmii_detach()
192 	mutex_unlock(&dev->lock);  in rgmii_detach()
203 	struct rgmii_instance *dev = platform_get_drvdata(ofdev);  in rgmii_dump_regs()  local
212 	memcpy_fromio(regs, dev->base, sizeof(struct rgmii_regs));  in rgmii_dump_regs()
219 	struct device_node *np = ofdev->dev.of_node;  in rgmii_probe()
220 	struct rgmii_instance *dev;  in rgmii_probe()  local
225 	dev = kzalloc(sizeof(struct rgmii_instance), GFP_KERNEL);  in rgmii_probe()
226 	if (dev == NULL)  in rgmii_probe()
229 	mutex_init(&dev->lock);  in rgmii_probe()
230 	dev->ofdev = ofdev;  in rgmii_probe()
239 	dev->base = (struct rgmii_regs __iomem *)ioremap(regs.start,  in rgmii_probe()
241 	if (dev->base == NULL) {  in rgmii_probe()
247 	if (of_property_read_bool(ofdev->dev.of_node, "has-mdio"))  in rgmii_probe()
248 		dev->flags |= EMAC_RGMII_FLAG_HAS_MDIO;  in rgmii_probe()
251 	if (of_device_is_compatible(ofdev->dev.of_node, "ibm,rgmii-axon"))  in rgmii_probe()
252 		dev->flags |= EMAC_RGMII_FLAG_HAS_MDIO;  in rgmii_probe()
254 	DBG2(dev, " Boot FER = 0x%08x, SSR = 0x%08x\n",  in rgmii_probe()
255 	     in_be32(&dev->base->fer), in_be32(&dev->base->ssr));  in rgmii_probe()
258 	out_be32(&dev->base->fer, 0);  in rgmii_probe()
262 	       ofdev->dev.of_node,  in rgmii_probe()
263 	       (dev->flags & EMAC_RGMII_FLAG_HAS_MDIO) ? "" : "out");  in rgmii_probe()
266 	platform_set_drvdata(ofdev, dev);  in rgmii_probe()
271 	kfree(dev);  in rgmii_probe()
278 	struct rgmii_instance *dev = platform_get_drvdata(ofdev);  in rgmii_remove()  local
280 	WARN_ON(dev->users != 0);  in rgmii_remove()
282 	iounmap(dev->base);  in rgmii_remove()
283 	kfree(dev);  in rgmii_remove()