[media] v4l2-mem2mem: add v4l2_m2m_create_bufs helper

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / media / v4l2-core / v4l2-mem2mem.c

diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c
index 9ac39b5..a756170 100644 (file)
--- a/drivers/media/v4l2-core/v4l2-mem2mem.c
+++ b/drivers/media/v4l2-core/v4l2-mem2mem.c
@@ -372,6 +372,20 @@ int v4l2_m2m_dqbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
 EXPORT_SYMBOL_GPL(v4l2_m2m_dqbuf);
 
 /**
+ * v4l2_m2m_create_bufs() - create a source or destination buffer, depending
+ * on the type
+ */
+int v4l2_m2m_create_bufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
+                        struct v4l2_create_buffers *create)
+{
+       struct vb2_queue *vq;
+
+       vq = v4l2_m2m_get_vq(m2m_ctx, create->format.type);
+       return vb2_create_bufs(vq, create);
+}
+EXPORT_SYMBOL_GPL(v4l2_m2m_create_bufs);
+
+/**
  * v4l2_m2m_expbuf() - export a source or destination buffer, depending on
  * the type
  */