+static int smc_request_attrib(struct platform_device *pdev)
+{
+ struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-attrib");
+
+ if (!res)
+ return 0;
+
+ if (!request_mem_region(res->start, ATTRIB_SIZE, CARDNAME))
+ return -EBUSY;
+
+ return 0;
+}
+
+static void smc_release_attrib(struct platform_device *pdev)
+{
+ struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-attrib");
+
+ if (res)
+ release_mem_region(res->start, ATTRIB_SIZE);
+}
+
+static inline void smc_request_datacs(struct platform_device *pdev, struct net_device *ndev)
+{
+ if (SMC_CAN_USE_DATACS) {
+ struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-data32");
+ struct smc_local *lp = netdev_priv(ndev);
+
+ if (!res)
+ return;
+
+ if(!request_mem_region(res->start, SMC_DATA_EXTENT, CARDNAME)) {
+ printk(KERN_INFO "%s: failed to request datacs memory region.\n", CARDNAME);
+ return;
+ }
+
+ lp->datacs = ioremap(res->start, SMC_DATA_EXTENT);
+ }
+}
+
+static void smc_release_datacs(struct platform_device *pdev, struct net_device *ndev)
+{
+ if (SMC_CAN_USE_DATACS) {
+ struct smc_local *lp = netdev_priv(ndev);
+ struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-data32");
+
+ if (lp->datacs)
+ iounmap(lp->datacs);
+
+ lp->datacs = NULL;
+
+ if (res)
+ release_mem_region(res->start, SMC_DATA_EXTENT);
+ }
+}
+