/** * \file drm_os_linux.h * OS abstraction macros. */ #include /* For task queue support */ #include #ifndef readq static inline u64 readq(void __iomem *reg) { return ((u64) readl(reg)) | (((u64) readl(reg + 4UL)) << 32); } static inline void writeq(u64 val, void __iomem *reg) { writel(val & 0xffffffff, reg); writel(val >> 32, reg + 0x4UL); } #endif /** Current process ID */ #define DRM_CURRENTPID task_pid_nr(current) #define DRM_UDELAY(d) udelay(d) /** Read a byte from a MMIO region */ #define DRM_READ8(map, offset) readb(((void __iomem *)(map)->handle) + (offset)) /** Read a word from a MMIO region */ #define DRM_READ16(map, offset) readw(((void __iomem *)(map)->handle) + (offset)) /** Read a dword from a MMIO region */ #define DRM_READ32(map, offset) readl(((void __iomem *)(map)->handle) + (offset)) /** Write a byte into a MMIO region */ #define DRM_WRITE8(map, offset, val) writeb(val, ((void __iomem *)(map)->handle) + (offset)) /** Write a word into a MMIO region */ #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 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_WAIT_ON( ret, queue, timeout, condition ) \ do { \ DECLARE_WAITQUEUE(entry, current); \ unsigned long end = jiffies + (timeout); \ add_wait_queue(&(queue), &entry); \ \ for (;;) { \ __set_current_state(TASK_INTERRUPTIBLE); \ if (condition) \ break; \ if (time_after_eq(jiffies, end)) { \ ret = -EBUSY; \ break; \ } \ schedule_timeout((HZ/100 > 1) ? HZ/100 : 1); \ if (signal_pending(current)) { \ ret = -EINTR; \ break; \ } \ } \ __set_current_state(TASK_RUNNING); \ remove_wait_queue(&(queue), &entry); \ } while (0) nt/event-parse.c?h=nds-private-remove&id=e5ff7c4019c6cb6e86bc9d6d16e8a8f921133c70'>diff

path: root/tools/lib/traceevent/event-parse.c

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