wiki: Porting wiki: Porting 2016-10 MiniPeriCon

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

36 files changed, 52 insertions, 0 deletions

diff --git a/wiki/2016-10-miniperi/20160712_renesascom-v3.pdf b/wiki/2016-10-miniperi/20160712_renesascom-v3.pdf
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diff --git a/wiki/2016-10-miniperi/bsp_patch_list_20160930.xlsx b/wiki/2016-10-miniperi/bsp_patch_list_20160930.xlsx
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diff --git a/wiki/2016-10-miniperi/outg_1.jpg b/wiki/2016-10-miniperi/outg_1.jpg
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diff --git a/wiki/2016-10-miniperi/outg_2.jpg b/wiki/2016-10-miniperi/outg_2.jpg
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diff --git a/wiki/2016-10-miniperi/outg_3.jpg b/wiki/2016-10-miniperi/outg_3.jpg
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diff --git a/wiki/2016-10-miniperi/outg_4.jpg b/wiki/2016-10-miniperi/outg_4.jpg
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diff --git a/wiki/2016-10-miniperi/outg_5.jpg b/wiki/2016-10-miniperi/outg_5.jpg
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diff --git a/wiki/2016-10-miniperi/vsp2_running_count.patch b/wiki/2016-10-miniperi/vsp2_running_count.patch
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--- /dev/null
+++ b/wiki/2016-10-miniperi/vsp2_running_count.patch
@@ -0,0 +1,52 @@
+diff --git a/drv/vsp2_video.c b/drv/vsp2_video.c
+index 2946088..eacbb83 100755
+--- a/drv/vsp2_video.c
++++ b/drv/vsp2_video.c
+@@ -442,6 +442,7 @@ static void __vsp2_pipeline_cleanup(struct vsp2_pipeline *pipe)
+ 
+ 	INIT_LIST_HEAD(&pipe->entities);
+ 	pipe->state = VSP2_PIPELINE_STOPPED;
++	pipe->running_count = 0;
+ 	pipe->buffers_ready = 0;
+ 	pipe->num_video = 0;
+ 	pipe->num_inputs = 0;
+@@ -556,6 +557,7 @@ static void vsp2_pipeline_run(struct vsp2_pipeline *pipe)
+ 	vsp2_vspm_drv_entry(vsp2);
+ 
+ 	pipe->state = VSP2_PIPELINE_RUNNING;
++	pipe->running_count++;
+ 	pipe->buffers_ready = 0;
+ }
+ 
+@@ -675,7 +677,9 @@ void vsp2_pipeline_frame_end(struct vsp2_pipeline *pipe)
+ 	spin_lock_irqsave(&pipe->irqlock, flags);
+ 
+ 	state = pipe->state;
+-	pipe->state = VSP2_PIPELINE_STOPPED;
++
++	if (--pipe->running_count == 0)
++		pipe->state = VSP2_PIPELINE_STOPPED;
+ 
+ 	/* If a stop has been requested, mark the pipeline as stopped and
+ 	 * return.
+@@ -981,7 +985,7 @@ static int vsp2_video_stop_streaming(struct vb2_queue *vq)
+ 	int ret;
+ 
+ 	mutex_lock(&pipe->lock);
+-	if (--pipe->stream_count == 0) {
++	if (--pipe->stream_count == pipe->num_inputs) {
+ 		/* Stop the pipeline. */
+ 		ret = vsp2_pipeline_stop(pipe);
+ 		if (ret == -ETIMEDOUT)
+diff --git a/drv/vsp2_video.h b/drv/vsp2_video.h
+index 90c3478..db67e66 100755
+--- a/drv/vsp2_video.h
++++ b/drv/vsp2_video.h
+@@ -120,6 +120,7 @@ struct vsp2_pipeline {
+ 	struct mutex lock;
+ 	unsigned int use_count;
+ 	unsigned int stream_count;
++	unsigned int running_count;
+ 	unsigned int buffers_ready;
+ 
+ 	unsigned int num_video;
diff --git a/wiki/2016-10-miniperi/vsp_state_bug.xlsx b/wiki/2016-10-miniperi/vsp_state_bug.xlsx
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+++ b/wiki/2016-10-miniperi/vsp_state_bug.xlsx