Only RPFs and WPFs can be associated with video nodes, don't waste
memory by storing the video pointer in all entities.

Signed-off-by: Laurent Pinchart <laurent.pinchart+rene...@ideasonboard.com>
---
 drivers/media/platform/vsp1/vsp1_drv.c    |  6 +++---
 drivers/media/platform/vsp1/vsp1_entity.h |  3 ---
 drivers/media/platform/vsp1/vsp1_rwpf.h   |  3 +++
 drivers/media/platform/vsp1/vsp1_video.c  | 10 +++++-----
 4 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/media/platform/vsp1/vsp1_drv.c 
b/drivers/media/platform/vsp1/vsp1_drv.c
index 5f93cbdcb0f1..91ecf75119ba 100644
--- a/drivers/media/platform/vsp1/vsp1_drv.c
+++ b/drivers/media/platform/vsp1/vsp1_drv.c
@@ -289,8 +289,8 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
        for (i = 0; i < vsp1->pdata.rpf_count; ++i) {
                struct vsp1_rwpf *rpf = vsp1->rpf[i];
 
-               ret = media_entity_create_link(&rpf->entity.video->video.entity,
-                                              0, &rpf->entity.subdev.entity,
+               ret = media_entity_create_link(&rpf->video->video.entity, 0,
+                                              &rpf->entity.subdev.entity,
                                               RWPF_PAD_SINK,
                                               MEDIA_LNK_FL_ENABLED |
                                               MEDIA_LNK_FL_IMMUTABLE);
@@ -311,7 +311,7 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
 
                ret = media_entity_create_link(&wpf->entity.subdev.entity,
                                               RWPF_PAD_SOURCE,
-                                              &wpf->entity.video->video.entity,
+                                              &wpf->video->video.entity,
                                               0, flags);
                if (ret < 0)
                        goto done;
diff --git a/drivers/media/platform/vsp1/vsp1_entity.h 
b/drivers/media/platform/vsp1/vsp1_entity.h
index 8867a5787c28..9c95507ec762 100644
--- a/drivers/media/platform/vsp1/vsp1_entity.h
+++ b/drivers/media/platform/vsp1/vsp1_entity.h
@@ -19,7 +19,6 @@
 #include <media/v4l2-subdev.h>
 
 struct vsp1_device;
-struct vsp1_video;
 
 enum vsp1_entity_type {
        VSP1_ENTITY_BRU,
@@ -71,8 +70,6 @@ struct vsp1_entity {
        struct v4l2_subdev subdev;
        struct v4l2_mbus_framefmt *formats;
 
-       struct vsp1_video *video;
-
        spinlock_t lock;                /* Protects the streaming field */
        bool streaming;
 };
diff --git a/drivers/media/platform/vsp1/vsp1_rwpf.h 
b/drivers/media/platform/vsp1/vsp1_rwpf.h
index 0076920adb28..1a90c7c8e972 100644
--- a/drivers/media/platform/vsp1/vsp1_rwpf.h
+++ b/drivers/media/platform/vsp1/vsp1_rwpf.h
@@ -24,6 +24,7 @@
 #define RWPF_PAD_SOURCE                                1
 
 struct vsp1_rwpf;
+struct vsp1_video;
 
 struct vsp1_rwpf_memory {
        unsigned int num_planes;
@@ -40,6 +41,8 @@ struct vsp1_rwpf {
        struct vsp1_entity entity;
        struct v4l2_ctrl_handler ctrls;
 
+       struct vsp1_video *video;
+
        const struct vsp1_rwpf_operations *ops;
 
        unsigned int max_width;
diff --git a/drivers/media/platform/vsp1/vsp1_video.c 
b/drivers/media/platform/vsp1/vsp1_video.c
index 121f8724bcf6..2d27e8334911 100644
--- a/drivers/media/platform/vsp1/vsp1_video.c
+++ b/drivers/media/platform/vsp1/vsp1_video.c
@@ -435,11 +435,11 @@ static int vsp1_pipeline_validate(struct vsp1_pipeline 
*pipe,
                if (e->type == VSP1_ENTITY_RPF) {
                        rwpf = to_rwpf(subdev);
                        pipe->inputs[pipe->num_inputs++] = rwpf;
-                       rwpf->entity.video->pipe_index = pipe->num_inputs;
+                       rwpf->video->pipe_index = pipe->num_inputs;
                } else if (e->type == VSP1_ENTITY_WPF) {
                        rwpf = to_rwpf(subdev);
                        pipe->output = to_rwpf(subdev);
-                       rwpf->entity.video->pipe_index = 0;
+                       rwpf->video->pipe_index = 0;
                } else if (e->type == VSP1_ENTITY_LIF) {
                        pipe->lif = e;
                } else if (e->type == VSP1_ENTITY_BRU) {
@@ -648,10 +648,10 @@ void vsp1_pipeline_frame_end(struct vsp1_pipeline *pipe)
 
        /* Complete buffers on all video nodes. */
        for (i = 0; i < pipe->num_inputs; ++i)
-               vsp1_video_frame_end(pipe, pipe->inputs[i]->entity.video);
+               vsp1_video_frame_end(pipe, pipe->inputs[i]->video);
 
        if (!pipe->lif)
-               vsp1_video_frame_end(pipe, pipe->output->entity.video);
+               vsp1_video_frame_end(pipe, pipe->output->video);
 
        spin_lock_irqsave(&pipe->irqlock, flags);
 
@@ -1200,7 +1200,7 @@ struct vsp1_video *vsp1_video_create(struct vsp1_device 
*vsp1,
        if (!video)
                return ERR_PTR(-ENOMEM);
 
-       rwpf->entity.video = video;
+       rwpf->video = video;
 
        video->vsp1 = vsp1;
        video->rwpf = rwpf;
-- 
2.4.6

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