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path: root/sys/dev/pci/drm/drm_linux.h
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Diffstat (limited to 'sys/dev/pci/drm/drm_linux.h')
-rw-r--r--sys/dev/pci/drm/drm_linux.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/sys/dev/pci/drm/drm_linux.h b/sys/dev/pci/drm/drm_linux.h
index 8c8fd178c04..0a192a1f5cf 100644
--- a/sys/dev/pci/drm/drm_linux.h
+++ b/sys/dev/pci/drm/drm_linux.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: drm_linux.h,v 1.72 2018/01/30 08:37:44 jsg Exp $ */
+/* $OpenBSD: drm_linux.h,v 1.73 2018/01/30 08:40:19 jsg Exp $ */
/*
* Copyright (c) 2013, 2014, 2015 Mark Kettenis
* Copyright (c) 2017 Martin Pieuchot
@@ -1685,9 +1685,16 @@ iowrite32(u32 val, volatile void __iomem *addr)
*(volatile uint32_t *)addr = val;
}
+static inline void
+iowrite64(u64 val, volatile void __iomem *addr)
+{
+ *(volatile uint64_t *)addr = val;
+}
+
#define readl(p) ioread32(p)
#define writel(v, p) iowrite32(v, p)
#define readq(p) ioread64(p)
+#define writeq(v, p) iowrite64(v, p)
#define page_to_phys(page) (VM_PAGE_TO_PHYS(page))
#define page_to_pfn(pp) (VM_PAGE_TO_PHYS(pp) / PAGE_SIZE)