pcie-wb: added support for kernel 5+ (experimental)

2458cbbe · A. Hahn · 4d96c292 · 2458cbbe
Commit 2458cbbe authored Nov 06, 2020 by A. Hahn
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pcie_wb.c pcie-wb/pcie_wb.c +6 -1

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--- a/pcie-wb/pcie_wb.c
+++ b/pcie-wb/pcie_wb.c
@@ -313,7 +313,12 @@ static int setup_bar(struct pci_dev* pdev, struct pcie_wb_resource* res, int bar
 		return -ENOMEM;
 	}

-	res->addr = ioremap_nocache(res->start, res->size);
+	#if LINUX_VERSION_CODE < KERNEL_VERSION(5,0,0)
+		res->addr = ioremap_nocache(res->start, res->size);
+	#else
+	#warning Using ioremap_cache (instead of ioremap_nocache)
+		res->addr = ioremap_cache(res->start, res->size);
+	#endif
 	if (debug)
 		printk(KERN_ALERT PCIE_WB "/BAR%d: ioremap to %lx\n", bar, (unsigned long)res->addr);