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add timeline wait/query ioctl v2 

v2: drop export/import

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
main
Chunming Zhou 2019-05-16 16:07:09 +08:00 committed by Christian König
parent 642ec7fc34
commit ec6ae51e80
2 changed files with 50 additions and 0 deletions
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44
xf86drm.c
View File

@ -4256,3 +4256,47 @@ drm_public int drmSyncobjSignal(int fd, const uint32_t *handles,
ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_SIGNAL, &args);
return ret;
}
drm_public int drmSyncobjTimelineWait(int fd, uint32_t *handles, uint64_t *points,
unsigned num_handles,
int64_t timeout_nsec, unsigned flags,
uint32_t *first_signaled)
{
struct drm_syncobj_timeline_wait args;
int ret;
memclear(args);
args.handles = (uintptr_t)handles;
args.points = (uintptr_t)points;
args.timeout_nsec = timeout_nsec;
args.count_handles = num_handles;
args.flags = flags;
ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT, &args);
if (ret < 0)
return -errno;
if (first_signaled)
*first_signaled = args.first_signaled;
return ret;
}
drm_public int drmSyncobjQuery(int fd, uint32_t *handles, uint64_t *points,
uint32_t handle_count)
{
struct drm_syncobj_timeline_array args;
int ret;
memclear(args);
args.handles = (uintptr_t)handles;
args.points = (uintptr_t)points;
args.count_handles = handle_count;
ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_QUERY, &args);
if (ret)
return ret;
return 0;
}

6
xf86drm.h
View File

@ -876,6 +876,12 @@ extern int drmSyncobjWait(int fd, uint32_t *handles, unsigned num_handles,
uint32_t *first_signaled);
extern int drmSyncobjReset(int fd, const uint32_t *handles, uint32_t handle_count);
extern int drmSyncobjSignal(int fd, const uint32_t *handles, uint32_t handle_count);
extern int drmSyncobjTimelineWait(int fd, uint32_t *handles, uint64_t *points,
unsigned num_handles,
int64_t timeout_nsec, unsigned flags,
uint32_t *first_signaled);
extern int drmSyncobjQuery(int fd, uint32_t *handles, uint64_t *points,
uint32_t handle_count);
#if defined(__cplusplus)
}