X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=drivers%2Fmedia%2Fplatform%2Fvsp1%2Fvsp1_entity.c;h=79af71d5e2709bb4d00222a8ff90ec761f5b7e3c;hb=52839bfb0c4b56b5c2688c96ce656df4034b2c87;hp=0226e47df6d94d53358ff310dc46c1d73ac59096;hpb=3f0606cbd935067928a6e1d555a0e72c8a572b74;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

diff --git a/drivers/media/platform/vsp1/vsp1_entity.c b/drivers/media/platform/vsp1/vsp1_entity.c
index 0226e47..79af71d 100644
--- a/drivers/media/platform/vsp1/vsp1_entity.c
+++ b/drivers/media/platform/vsp1/vsp1_entity.c
@@ -1,7 +1,7 @@
 /*
  * vsp1_entity.c  --  R-Car VSP1 Base Entity
  *
- * Copyright (C) 2013 Renesas Corporation
+ * Copyright (C) 2013-2014 Renesas Electronics Corporation
  *
  * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
  *
@@ -20,6 +20,42 @@
 
 #include "vsp1.h"
 #include "vsp1_entity.h"
+#include "vsp1_video.h"
+
+bool vsp1_entity_is_streaming(struct vsp1_entity *entity)
+{
+	bool streaming;
+
+	mutex_lock(&entity->lock);
+	streaming = entity->streaming;
+	mutex_unlock(&entity->lock);
+
+	return streaming;
+}
+
+int vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming)
+{
+	int ret;
+
+	mutex_lock(&entity->lock);
+	entity->streaming = streaming;
+	mutex_unlock(&entity->lock);
+
+	if (!streaming)
+		return 0;
+
+	if (!entity->subdev.ctrl_handler)
+		return 0;
+
+	ret = v4l2_ctrl_handler_setup(entity->subdev.ctrl_handler);
+	if (ret < 0) {
+		mutex_lock(&entity->lock);
+		entity->streaming = false;
+		mutex_unlock(&entity->lock);
+	}
+
+	return ret;
+}
 
 /* -----------------------------------------------------------------------------
  * V4L2 Subdevice Operations
@@ -100,8 +136,10 @@ static int vsp1_entity_link_setup(struct media_entity *entity,
 		if (source->sink)
 			return -EBUSY;
 		source->sink = remote->entity;
+		source->sink_pad = remote->index;
 	} else {
 		source->sink = NULL;
+		source->sink_pad = 0;
 	}
 
 	return 0;
@@ -116,44 +154,47 @@ const struct media_entity_operations vsp1_media_ops = {
  * Initialization
  */
 
+static const struct vsp1_route vsp1_routes[] = {
+	{ VSP1_ENTITY_BRU, 0, VI6_DPR_BRU_ROUTE,
+	  { VI6_DPR_NODE_BRU_IN(0), VI6_DPR_NODE_BRU_IN(1),
+	    VI6_DPR_NODE_BRU_IN(2), VI6_DPR_NODE_BRU_IN(3), } },
+	{ VSP1_ENTITY_HSI, 0, VI6_DPR_HSI_ROUTE, { VI6_DPR_NODE_HSI, } },
+	{ VSP1_ENTITY_HST, 0, VI6_DPR_HST_ROUTE, { VI6_DPR_NODE_HST, } },
+	{ VSP1_ENTITY_LIF, 0, 0, { VI6_DPR_NODE_LIF, } },
+	{ VSP1_ENTITY_LUT, 0, VI6_DPR_LUT_ROUTE, { VI6_DPR_NODE_LUT, } },
+	{ VSP1_ENTITY_RPF, 0, VI6_DPR_RPF_ROUTE(0), { VI6_DPR_NODE_RPF(0), } },
+	{ VSP1_ENTITY_RPF, 1, VI6_DPR_RPF_ROUTE(1), { VI6_DPR_NODE_RPF(1), } },
+	{ VSP1_ENTITY_RPF, 2, VI6_DPR_RPF_ROUTE(2), { VI6_DPR_NODE_RPF(2), } },
+	{ VSP1_ENTITY_RPF, 3, VI6_DPR_RPF_ROUTE(3), { VI6_DPR_NODE_RPF(3), } },
+	{ VSP1_ENTITY_RPF, 4, VI6_DPR_RPF_ROUTE(4), { VI6_DPR_NODE_RPF(4), } },
+	{ VSP1_ENTITY_SRU, 0, VI6_DPR_SRU_ROUTE, { VI6_DPR_NODE_SRU, } },
+	{ VSP1_ENTITY_UDS, 0, VI6_DPR_UDS_ROUTE(0), { VI6_DPR_NODE_UDS(0), } },
+	{ VSP1_ENTITY_UDS, 1, VI6_DPR_UDS_ROUTE(1), { VI6_DPR_NODE_UDS(1), } },
+	{ VSP1_ENTITY_UDS, 2, VI6_DPR_UDS_ROUTE(2), { VI6_DPR_NODE_UDS(2), } },
+	{ VSP1_ENTITY_WPF, 0, 0, { VI6_DPR_NODE_WPF(0), } },
+	{ VSP1_ENTITY_WPF, 1, 0, { VI6_DPR_NODE_WPF(1), } },
+	{ VSP1_ENTITY_WPF, 2, 0, { VI6_DPR_NODE_WPF(2), } },
+	{ VSP1_ENTITY_WPF, 3, 0, { VI6_DPR_NODE_WPF(3), } },
+};
+
 int vsp1_entity_init(struct vsp1_device *vsp1, struct vsp1_entity *entity,
 		     unsigned int num_pads)
 {
-	static const struct {
-		unsigned int id;
-		unsigned int reg;
-	} routes[] = {
-		{ VI6_DPR_NODE_HSI, VI6_DPR_HSI_ROUTE },
-		{ VI6_DPR_NODE_HST, VI6_DPR_HST_ROUTE },
-		{ VI6_DPR_NODE_LIF, 0 },
-		{ VI6_DPR_NODE_LUT, VI6_DPR_LUT_ROUTE },
-		{ VI6_DPR_NODE_RPF(0), VI6_DPR_RPF_ROUTE(0) },
-		{ VI6_DPR_NODE_RPF(1), VI6_DPR_RPF_ROUTE(1) },
-		{ VI6_DPR_NODE_RPF(2), VI6_DPR_RPF_ROUTE(2) },
-		{ VI6_DPR_NODE_RPF(3), VI6_DPR_RPF_ROUTE(3) },
-		{ VI6_DPR_NODE_RPF(4), VI6_DPR_RPF_ROUTE(4) },
-		{ VI6_DPR_NODE_SRU, VI6_DPR_SRU_ROUTE },
-		{ VI6_DPR_NODE_UDS(0), VI6_DPR_UDS_ROUTE(0) },
-		{ VI6_DPR_NODE_UDS(1), VI6_DPR_UDS_ROUTE(1) },
-		{ VI6_DPR_NODE_UDS(2), VI6_DPR_UDS_ROUTE(2) },
-		{ VI6_DPR_NODE_WPF(0), 0 },
-		{ VI6_DPR_NODE_WPF(1), 0 },
-		{ VI6_DPR_NODE_WPF(2), 0 },
-		{ VI6_DPR_NODE_WPF(3), 0 },
-	};
-
 	unsigned int i;
 
-	for (i = 0; i < ARRAY_SIZE(routes); ++i) {
-		if (routes[i].id == entity->id) {
-			entity->route = routes[i].reg;
+	for (i = 0; i < ARRAY_SIZE(vsp1_routes); ++i) {
+		if (vsp1_routes[i].type == entity->type &&
+		    vsp1_routes[i].index == entity->index) {
+			entity->route = &vsp1_routes[i];
 			break;
 		}
 	}
 
-	if (i == ARRAY_SIZE(routes))
+	if (i == ARRAY_SIZE(vsp1_routes))
 		return -EINVAL;
 
+	mutex_init(&entity->lock);
+
 	entity->vsp1 = vsp1;
 	entity->source_pad = num_pads - 1;
 
@@ -182,7 +223,11 @@ int vsp1_entity_init(struct vsp1_device *vsp1, struct vsp1_entity *entity,
 
 void vsp1_entity_destroy(struct vsp1_entity *entity)
 {
+	if (entity->video)
+		vsp1_video_cleanup(entity->video);
 	if (entity->subdev.ctrl_handler)
 		v4l2_ctrl_handler_free(entity->subdev.ctrl_handler);
 	media_entity_cleanup(&entity->subdev.entity);
+
+	mutex_destroy(&entity->lock);
 }