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authorGustavo Padovan <gustavo.padovan@collabora.co.uk>2016-04-28 10:46:50 -0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-04-29 17:37:10 -0700
commit696f74cf543997732d87956c5a88de6e9bd42605 (patch)
tree50351f6bdc503b3f96c648382d98da64796760c0
parent2a7c1db557e111eaeb967baf2d39ecd6e593b767 (diff)
staging/android: move sync_file functions comments to sync.c
To keep comments in line with drivers/dma-buf/ move all sync_file comments to sync.c. Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/staging/android/sync.c26
-rw-r--r--drivers/staging/android/sync.h31
2 files changed, 25 insertions, 32 deletions
diff --git a/drivers/staging/android/sync.c b/drivers/staging/android/sync.c
index b965e2a..a89ded0 100644
--- a/drivers/staging/android/sync.c
+++ b/drivers/staging/android/sync.c
@@ -173,7 +173,14 @@ static void fence_check_cb_func(struct fence *f, struct fence_cb *cb)
wake_up_all(&sync_file->wq);
}
-/* TODO: implement a create which takes more that one fence */
+/**
+ * sync_fence_create() - creates a sync fence
+ * @name: name of fence to create
+ * @fence: fence to add to the sync_fence
+ *
+ * Creates a sync_file containg @fence. Once this is called, the sync_file
+ * takes ownership of @fence.
+ */
struct sync_file *sync_file_create(const char *name, struct fence *fence)
{
struct sync_file *sync_file;
@@ -198,6 +205,13 @@ struct sync_file *sync_file_create(const char *name, struct fence *fence)
}
EXPORT_SYMBOL(sync_file_create);
+/**
+ * sync_file_fdget() - get a sync_file from an fd
+ * @fd: fd referencing a fence
+ *
+ * Ensures @fd references a valid sync_file, increments the refcount of the
+ * backing file. Returns the sync_file or NULL in case of error.
+ */
struct sync_file *sync_file_fdget(int fd)
{
struct file *file = fget(fd);
@@ -229,6 +243,16 @@ static void sync_file_add_pt(struct sync_file *sync_file, int *i,
}
}
+/**
+ * sync_file_merge() - merge two sync_files
+ * @name: name of new fence
+ * @a: sync_file a
+ * @b: sync_file b
+ *
+ * Creates a new sync_file which contains copies of all the fences in both
+ * @a and @b. @a and @b remain valid, independent sync_file. Returns the
+ * new merged sync_file or NULL in case of error.
+ */
struct sync_file *sync_file_merge(const char *name,
struct sync_file *a, struct sync_file *b)
{
diff --git a/drivers/staging/android/sync.h b/drivers/staging/android/sync.h
index c45cc7b..925fba5 100644
--- a/drivers/staging/android/sync.h
+++ b/drivers/staging/android/sync.h
@@ -167,40 +167,9 @@ void sync_timeline_signal(struct sync_timeline *obj);
*/
struct fence *sync_pt_create(struct sync_timeline *parent, int size);
-/**
- * sync_fence_create() - creates a sync fence
- * @name: name of fence to create
- * @fence: fence to add to the sync_fence
- *
- * Creates a sync_file containg @fence. Once this is called, the sync_file
- * takes ownership of @fence.
- */
struct sync_file *sync_file_create(const char *name, struct fence *fence);
-
-/*
- * API for sync_file consumers
- */
-
-/**
- * sync_file_merge() - merge two sync_files
- * @name: name of new fence
- * @a: sync_file a
- * @b: sync_file b
- *
- * Creates a new sync_file which contains copies of all the fences in both
- * @a and @b. @a and @b remain valid, independent sync_file. Returns the
- * new merged sync_file or NULL in case of error.
- */
struct sync_file *sync_file_merge(const char *name,
struct sync_file *a, struct sync_file *b);
-
-/**
- * sync_file_fdget() - get a sync_file from an fd
- * @fd: fd referencing a fence
- *
- * Ensures @fd references a valid sync_file, increments the refcount of the
- * backing file. Returns the sync_file or NULL in case of error.
- */
struct sync_file *sync_file_fdget(int fd);
#ifdef CONFIG_DEBUG_FS