/*
* 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)
*
#include <linux/gfp.h>
#include <media/media-entity.h>
+#include <media/v4l2-ctrls.h>
#include <media/v4l2-subdev.h>
#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
if (source->sink)
return -EBUSY;
source->sink = remote->entity;
+ source->sink_pad = remote->index;
} else {
source->sink = NULL;
+ source->sink_pad = 0;
}
return 0;
* 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_LIF, 0 },
- { 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_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;
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);
}