dev_dbg(&host->pdev->dev, args);  \
        } while (0)
 
-#define RESSIZE(ressource) (((ressource)->end - (ressource)->start)+1)
-
 static struct s3c2410_dma_client s3cmci_dma_client = {
        .name           = "s3c-mci",
 };
        }
 
        host->mem = request_mem_region(host->mem->start,
-                                      RESSIZE(host->mem), pdev->name);
+                                      resource_size(host->mem), pdev->name);
 
        if (!host->mem) {
                dev_err(&pdev->dev, "failed to request io memory region.\n");
                goto probe_free_host;
        }
 
-       host->base = ioremap(host->mem->start, RESSIZE(host->mem));
+       host->base = ioremap(host->mem->start, resource_size(host->mem));
        if (!host->base) {
                dev_err(&pdev->dev, "failed to ioremap() io memory region.\n");
                ret = -EINVAL;
        iounmap(host->base);
 
  probe_free_mem_region:
-       release_mem_region(host->mem->start, RESSIZE(host->mem));
+       release_mem_region(host->mem->start, resource_size(host->mem));
 
  probe_free_host:
        mmc_free_host(mmc);
        free_irq(host->irq, host);
 
        iounmap(host->base);
-       release_mem_region(host->mem->start, RESSIZE(host->mem));
+       release_mem_region(host->mem->start, resource_size(host->mem));
 
        mmc_free_host(mmc);
        return 0;