[media] v4l: vsp1: Use pipeline display list to decide how to write to modules

This allows getting rid of the vsp1_device::use_dl field.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/platform/vsp1/vsp1.h

@@ -85,8 +85,6 @@ struct vsp1_device {
 	struct media_entity_operations media_ops;
 
 	struct vsp1_drm *drm;
-
-	bool use_dl;
 };
 
 int vsp1_device_get(struct vsp1_device *vsp1);
@@ -104,14 +102,4 @@ static inline void vsp1_write(struct vsp1_device *vsp1, u32 reg, u32 data)
 	iowrite32(data, vsp1->mmio + reg);
 }
 
-#include "vsp1_dl.h"
-
-static inline void vsp1_mod_write(struct vsp1_entity *e, u32 reg, u32 data)
-{
-	if (e->vsp1->use_dl)
-		vsp1_dl_add(e, reg, data);
-	else
-		vsp1_write(e->vsp1, reg, data);
-}
-
 #endif /* __VSP1_H__ */

drivers/media/platform/vsp1/vsp1_dl.c

@@ -18,7 +18,6 @@
 
 #include "vsp1.h"
 #include "vsp1_dl.h"
-#include "vsp1_pipe.h"
 
 /*
  * Global resources
@@ -129,10 +128,8 @@ void vsp1_dl_begin(struct vsp1_dl *dl)
 	list->reg_count = 0;
 }
 
-void vsp1_dl_add(struct vsp1_entity *e, u32 reg, u32 data)
+void vsp1_dl_add(struct vsp1_dl *dl, u32 reg, u32 data)
 {
-	struct vsp1_pipeline *pipe = to_vsp1_pipeline(&e->subdev.entity);
-	struct vsp1_dl *dl = pipe->dl;
 	struct vsp1_dl_list *list = dl->lists.write;
 
 	list->body[list->reg_count].addr = reg;

drivers/media/platform/vsp1/vsp1_dl.h

@@ -13,7 +13,7 @@
 #ifndef __VSP1_DL_H__
 #define __VSP1_DL_H__
 
-#include "vsp1_entity.h"
+#include <linux/types.h>
 
 struct vsp1_device;
 struct vsp1_dl;
@@ -25,18 +25,10 @@ void vsp1_dl_setup(struct vsp1_device *vsp1);
 
 void vsp1_dl_reset(struct vsp1_dl *dl);
 void vsp1_dl_begin(struct vsp1_dl *dl);
-void vsp1_dl_add(struct vsp1_entity *e, u32 reg, u32 data);
+void vsp1_dl_add(struct vsp1_dl *dl, u32 reg, u32 data);
 void vsp1_dl_commit(struct vsp1_dl *dl);
 
 void vsp1_dl_irq_display_start(struct vsp1_dl *dl);
 void vsp1_dl_irq_frame_end(struct vsp1_dl *dl);
 
-static inline void vsp1_dl_mod_write(struct vsp1_entity *e, u32 reg, u32 data)
-{
-	if (e->vsp1->use_dl)
-		vsp1_dl_add(e, reg, data);
-	else
-		vsp1_write(e->vsp1, reg, data);
-}
-
 #endif /* __VSP1_DL_H__ */

drivers/media/platform/vsp1/vsp1_drv.c

@@ -387,13 +387,10 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
 	/* Register subdev nodes if the userspace API is enabled or initialize
 	 * the DRM pipeline otherwise.
 	 */
-	if (vsp1->info->uapi) {
-		vsp1->use_dl = false;
+	if (vsp1->info->uapi)
 		ret = v4l2_device_register_subdev_nodes(&vsp1->v4l2_dev);
-	} else {
-		vsp1->use_dl = true;
+	else
 		ret = vsp1_drm_init(vsp1);
-	}
 	if (ret < 0)
 		goto done;
 
@@ -465,7 +462,7 @@ static int vsp1_device_init(struct vsp1_device *vsp1)
 	vsp1_write(vsp1, VI6_DPR_HGT_SMPPT, (7 << VI6_DPR_SMPPT_TGW_SHIFT) |
 		   (VI6_DPR_NODE_UNUSED << VI6_DPR_SMPPT_PT_SHIFT));
 
-	if (vsp1->use_dl)
+	if (!vsp1->info->uapi)
 		vsp1_dl_setup(vsp1);
 
 	return 0;

drivers/media/platform/vsp1/vsp1_entity.c

@@ -19,7 +19,19 @@
 #include <media/v4l2-subdev.h>
 
 #include "vsp1.h"
+#include "vsp1_dl.h"
 #include "vsp1_entity.h"
+#include "vsp1_pipe.h"
+
+void vsp1_mod_write(struct vsp1_entity *e, u32 reg, u32 data)
+{
+	struct vsp1_pipeline *pipe = to_vsp1_pipeline(&e->subdev.entity);
+
+	if (pipe->dl)
+		vsp1_dl_add(pipe->dl, reg, data);
+	else
+		vsp1_write(e->vsp1, reg, data);
+}
 
 bool vsp1_entity_is_streaming(struct vsp1_entity *entity)
 {

drivers/media/platform/vsp1/vsp1_entity.h

@@ -103,4 +103,6 @@ int vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming);
 
 void vsp1_entity_route_setup(struct vsp1_entity *source);
 
+void vsp1_mod_write(struct vsp1_entity *e, u32 reg, u32 data);
+
 #endif /* __VSP1_ENTITY_H__ */