diff options
| author | Jonathan Gray <jsg@cvs.openbsd.org> | 2015-02-10 00:23:54 +0000 |
|---|---|---|
| committer | Jonathan Gray <jsg@cvs.openbsd.org> | 2015-02-10 00:23:54 +0000 |
| commit | 8e4a989a6afc2cf438deae3c629bdaeba0e40ce9 (patch) | |
| tree | 1194b968668cb7dbb89a519293c50af84db05ebb | |
| parent | 5c8ebe13a9333763d86dedae2e1bf547318e5e23 (diff) | |
add definitions for linux style locks
| -rw-r--r-- | sys/dev/pci/drm/drm_linux.h | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/sys/dev/pci/drm/drm_linux.h b/sys/dev/pci/drm/drm_linux.h index 81b7012de44..f5e55d241f5 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 1.2 2014/09/20 21:17:43 kettenis Exp $ */ +/* $OpenBSD: drm_linux.h,v 1.3 2015/02/10 00:23:53 jsg Exp $ */ /* * Copyright (c) 2013, 2014 Mark Kettenis * @@ -17,6 +17,32 @@ #define __force +static inline void +spin_lock_irqsave(struct mutex *mtxp, __unused unsigned long flags) +{ + mtx_enter(mtxp); +} +static inline void +spin_unlock_irqrestore(struct mutex *mtxp, __unused unsigned long flags) +{ + mtx_leave(mtxp); +} +#define spin_lock(mtxp) mtx_enter(mtxp) +#define spin_unlock(mtxp) mtx_leave(mtxp) +#define spin_lock_irq(mtxp) mtx_enter(mtxp) +#define spin_unlock_irq(mtxp) mtx_leave(mtxp) +#define mutex_lock_interruptible(rwl) -rw_enter(rwl, RW_WRITE | RW_INTR) +#define mutex_lock(rwl) rw_enter_write(rwl) +#define mutex_unlock(rwl) rw_exit_write(rwl) +#define down_read(rwl) rw_enter_read(rwl) +#define up_read(rwl) rw_exit_read(rwl) +#define down_write(rwl) rw_enter_write(rwl) +#define up_write(rwl) rw_exit_write(rwl) +#define read_lock(rwl) rw_enter_read(rwl) +#define read_unlock(rwl) rw_exit_read(rwl) +#define write_lock(rwl) rw_enter_write(rwl) +#define write_unlock(rwl) rw_exit_write(rwl) + #if defined(__i386__) || defined(__amd64__) static inline void |