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Commit eb8a2b0c authored by Baowei Liu's avatar Baowei Liu
Browse files

char: virtio_eavb: add more bootmarker 



Add boot marker for stream create, getinfo and connect
And improve error handling for add outbuff.

Change-Id: Ia1c2d36e04f15031b84292d87afacf65d37d75c4
Signed-off-by: default avatarBaowei Liu <baowei@codeaurora.org>
parent 2c8ec678

drivers/char/virtio_eavb/virtio_eavb.c

+13 −1
Original line number Diff line number Diff line
@@ -409,7 +409,7 @@ static void create_dbugfs_stream(struct stream *stream) 
	struct virtio_eavb_priv *priv = fl->priv;

	char name[16] = {0};



	snprintf(name, sizeof(name), "stream%d", stream->index);

	snprintf(name, sizeof(name), "%d-stream%d", fl->index, stream->index);

	stream->debugfs = debugfs_create_dir(name, priv->debugfs_root);

	debugfs_create_file("status", 00400 | 00200,

			stream->debugfs, stream,
@@ -620,6 +620,8 @@ static int send_msg(struct virtio_eavb_priv *priv, struct fe_msg *msg) 
		LOG_EAVB(LEVEL_ERR, "fail to add output buffer, return %d\n",

			ret);

		mutex_unlock(&priv->lock);

		kfree(vhdr);

		msg->txbuf = NULL;

		return ret;

	}

	virtqueue_kick(priv->svq);
@@ -896,6 +898,7 @@ static int qavb_create_stream_with_path(struct eavb_file *fl, void __user *buf) 
	}



	LOG_EAVB(LEVEL_INFO, "fl->index=%d\n", fl->index);

	eavb_place_marker_once("M - DRIVER EAVB FE create stream");



	stream = getStream(fl, 0);

	if (!stream) {
@@ -937,6 +940,8 @@ static int qavb_create_stream_with_path(struct eavb_file *fl, void __user *buf) 
		stream->fl = fl;

		LOG_EAVB(LEVEL_INFO, "stream%d (ctx 0x%llx, idx %d)\n",

			stream->index, vhdr->streamctx_hdl, vhdr->stream_idx);

		eavb_place_marker_once(

			"M - DRIVER EAVB FE create stream success");



		create_dbugfs_stream(stream);

	} else {
@@ -992,6 +997,7 @@ static int qavb_get_stream_info(struct eavb_file *fl, void __user *buf) 
	}



	LOG_EAVB(LEVEL_INFO, "streamCtx=0x%llx\n", get_info.hdr.streamCtx);

	eavb_place_marker_once("M - DRIVER EAVB FE get stream info");



	stream = getStream(fl, get_info.hdr.streamCtx);

	if (!stream) {
@@ -1025,6 +1031,9 @@ static int qavb_get_stream_info(struct eavb_file *fl, void __user *buf) 
		info = (struct eavb_stream_info *)(vhdr + 1);

		ASSERT(sizeof(get_info.info) == sizeof(*info));

		memcpy(&get_info.info, info, sizeof(*info));



		eavb_place_marker_once(

			"M - DRIVER EAVB FE get stream info success");

	}



	virt_free_msg(priv, msg);
@@ -1053,6 +1062,7 @@ static int qavb_connect_stream(struct eavb_file *fl, void __user *buf) 
	}



	LOG_EAVB(LEVEL_INFO, "streamCtx=0x%llx\n", connect.hdr.streamCtx);

	eavb_place_marker_once("M - DRIVER EAVB FE connect stream");



	stream = getStream(fl, connect.hdr.streamCtx);

	if (!stream) {
@@ -1084,6 +1094,8 @@ static int qavb_connect_stream(struct eavb_file *fl, void __user *buf) 
	if (!ret && vhdr) {

		ret = vhdr->result;

		stream->status = CONNECTED;

		eavb_place_marker_once(

			"M - DRIVER EAVB FE connect stream success");

	}



	virt_free_msg(priv, msg);