diff options
Diffstat (limited to 'libdrm')
| -rw-r--r-- | libdrm/xf86drm.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c index a8e054d9..b61c2250 100644 --- a/libdrm/xf86drm.c +++ b/libdrm/xf86drm.c @@ -2815,13 +2815,19 @@ int drmMMTakedown(int fd, unsigned memType) return 0; } -int drmMMLock(int fd, unsigned memType) +/* + * If this function returns an error, and lockBM was set to 1, + * the buffer manager is NOT locked. + */ + +int drmMMLock(int fd, unsigned memType, int lockBM) { struct drm_mm_type_arg arg; int ret; memset(&arg, 0, sizeof(arg)); arg.mem_type = memType; + arg.lock_unlock_bm = lock_bm; do{ ret = ioctl(fd, DRM_IOCTL_MM_LOCK, &arg); @@ -2830,7 +2836,7 @@ int drmMMLock(int fd, unsigned memType) return (ret) ? -errno : 0; } -int drmMMUnlock(int fd, unsigned memType) +int drmMMUnlock(int fd, unsigned memType, int unlockBM) { struct drm_mm_type_arg arg; int ret; @@ -2838,6 +2844,7 @@ int drmMMUnlock(int fd, unsigned memType) memset(&arg, 0, sizeof(arg)); arg.mem_type = memType; + arg.lock_unlock_bm = unlockBM; do{ ret = ioctl(fd, DRM_IOCTL_MM_UNLOCK, &arg); |