From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001 From: Yuval Adam <_@yuv.al> Date: Wed, 30 Aug 2017 08:25:59 +0000 Subject: Initial file dump from open source release --- drivers/gpu/drm/nouveau/core/os.h | 49 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 drivers/gpu/drm/nouveau/core/os.h (limited to 'drivers/gpu/drm/nouveau/core/os.h') diff --git a/drivers/gpu/drm/nouveau/core/os.h b/drivers/gpu/drm/nouveau/core/os.h new file mode 100644 index 00000000..3bd9be2a --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/os.h @@ -0,0 +1,49 @@ +#ifndef __NOUVEAU_OS_H__ +#define __NOUVEAU_OS_H__ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +static inline int +ffsll(u64 mask) +{ + int i; + for (i = 0; i < 64; i++) { + if (mask & (1ULL << i)) + return i + 1; + } + return 0; +} + +#ifndef ioread32_native +#ifdef __BIG_ENDIAN +#define ioread16_native ioread16be +#define iowrite16_native iowrite16be +#define ioread32_native ioread32be +#define iowrite32_native iowrite32be +#else /* def __BIG_ENDIAN */ +#define ioread16_native ioread16 +#define iowrite16_native iowrite16 +#define ioread32_native ioread32 +#define iowrite32_native iowrite32 +#endif /* def __BIG_ENDIAN else */ +#endif /* !ioread32_native */ + +#endif -- cgit v1.3.1