diff options
Diffstat (limited to 'include/drm/drm_os_linux.h')
| -rw-r--r-- | include/drm/drm_os_linux.h | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/include/drm/drm_os_linux.h b/include/drm/drm_os_linux.h index 393369147a2..86ab99bc0ac 100644 --- a/include/drm/drm_os_linux.h +++ b/include/drm/drm_os_linux.h @@ -21,7 +21,6 @@ static inline void writeq(u64 val, void __iomem *reg) /** Current process ID */ #define DRM_CURRENTPID task_pid_nr(current) -#define DRM_SUSER(p) capable(CAP_SYS_ADMIN) #define DRM_UDELAY(d) udelay(d) /** Read a byte from a MMIO region */ #define DRM_READ8(map, offset) readb(((void __iomem *)(map)->handle) + (offset)) @@ -35,70 +34,12 @@ static inline void writeq(u64 val, void __iomem *reg) #define DRM_WRITE16(map, offset, val) writew(val, ((void __iomem *)(map)->handle) + (offset)) /** Write a dword into a MMIO region */ #define DRM_WRITE32(map, offset, val) writel(val, ((void __iomem *)(map)->handle) + (offset)) -/** Read memory barrier */ /** Read a qword from a MMIO region - be careful using these unless you really understand them */ #define DRM_READ64(map, offset) readq(((void __iomem *)(map)->handle) + (offset)) /** Write a qword into a MMIO region */ #define DRM_WRITE64(map, offset, val) writeq(val, ((void __iomem *)(map)->handle) + (offset)) -#define DRM_READMEMORYBARRIER() rmb() -/** Write memory barrier */ -#define DRM_WRITEMEMORYBARRIER() wmb() -/** Read/write memory barrier */ -#define DRM_MEMORYBARRIER() mb() - -/** IRQ handler arguments and return type and values */ -#define DRM_IRQ_ARGS int irq, void *arg - -/** AGP types */ -#if __OS_HAS_AGP -#define DRM_AGP_MEM struct agp_memory -#define DRM_AGP_KERN struct agp_kern_info -#else -/* define some dummy types for non AGP supporting kernels */ -struct no_agp_kern { - unsigned long aper_base; - unsigned long aper_size; -}; -#define DRM_AGP_MEM int -#define DRM_AGP_KERN struct no_agp_kern -#endif - -#if !(__OS_HAS_MTRR) -static __inline__ int mtrr_add(unsigned long base, unsigned long size, - unsigned int type, char increment) -{ - return -ENODEV; -} - -static __inline__ int mtrr_del(int reg, unsigned long base, unsigned long size) -{ - return -ENODEV; -} - -#define MTRR_TYPE_WRCOMB 1 - -#endif - -/** Other copying of data to kernel space */ -#define DRM_COPY_FROM_USER(arg1, arg2, arg3) \ - copy_from_user(arg1, arg2, arg3) -/** Other copying of data from kernel space */ -#define DRM_COPY_TO_USER(arg1, arg2, arg3) \ - copy_to_user(arg1, arg2, arg3) -/* Macros for copyfrom user, but checking readability only once */ -#define DRM_VERIFYAREA_READ( uaddr, size ) \ - (access_ok( VERIFY_READ, uaddr, size ) ? 0 : -EFAULT) -#define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) \ - __copy_from_user(arg1, arg2, arg3) -#define DRM_COPY_TO_USER_UNCHECKED(arg1, arg2, arg3) \ - __copy_to_user(arg1, arg2, arg3) -#define DRM_GET_USER_UNCHECKED(val, uaddr) \ - __get_user(val, uaddr) - -#define DRM_HZ HZ - #define DRM_WAIT_ON( ret, queue, timeout, condition ) \ do { \ DECLARE_WAITQUEUE(entry, current); \ @@ -122,6 +63,3 @@ do { \ __set_current_state(TASK_RUNNING); \ remove_wait_queue(&(queue), &entry); \ } while (0) - -#define DRM_WAKEUP( queue ) wake_up( queue ) -#define DRM_INIT_WAITQUEUE( queue ) init_waitqueue_head( queue ) |