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| author | Marek Olšák <marek.olsak@amd.com> | 2017-09-12 22:42:13 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-10-06 22:47:53 +0200 |
| commit | 684fd0af4732f373503c6af2973b4faa352db4e2 (patch) | |
| tree | 55c17b90deb8da81a6a62ef36a6ecee9dc779919 /drivers/gpu/drm/drm_syncobj.c | |
| parent | drm/syncobj: extract two helpers from drm_syncobj_create (diff) | |
| download | linux-684fd0af4732f373503c6af2973b4faa352db4e2.tar.xz linux-684fd0af4732f373503c6af2973b4faa352db4e2.zip | |
drm/syncobj: add a new helper drm_syncobj_get_fd
Reviewed-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/drm_syncobj.c')
| -rw-r--r-- | drivers/gpu/drm/drm_syncobj.c | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c index 0bb174109b96..62adc7acafcc 100644 --- a/drivers/gpu/drm/drm_syncobj.c +++ b/drivers/gpu/drm/drm_syncobj.c @@ -386,33 +386,38 @@ static int drm_syncobj_alloc_file(struct drm_syncobj *syncobj) return 0; } -static int drm_syncobj_handle_to_fd(struct drm_file *file_private, - u32 handle, int *p_fd) +int drm_syncobj_get_fd(struct drm_syncobj *syncobj, int *p_fd) { - struct drm_syncobj *syncobj = drm_syncobj_find(file_private, handle); int ret; int fd; - if (!syncobj) - return -EINVAL; - fd = get_unused_fd_flags(O_CLOEXEC); - if (fd < 0) { - drm_syncobj_put(syncobj); + if (fd < 0) return fd; - } if (!syncobj->file) { ret = drm_syncobj_alloc_file(syncobj); - if (ret) - goto out_put_fd; + if (ret) { + put_unused_fd(fd); + return ret; + } } fd_install(fd, syncobj->file); - drm_syncobj_put(syncobj); *p_fd = fd; return 0; -out_put_fd: - put_unused_fd(fd); +} +EXPORT_SYMBOL(drm_syncobj_get_fd); + +static int drm_syncobj_handle_to_fd(struct drm_file *file_private, + u32 handle, int *p_fd) +{ + struct drm_syncobj *syncobj = drm_syncobj_find(file_private, handle); + int ret; + + if (!syncobj) + return -EINVAL; + + ret = drm_syncobj_get_fd(syncobj, p_fd); drm_syncobj_put(syncobj); return ret; } |