From: ming_qian <ming.qian@nxp.com>
Date: Tue, 20 Aug 2019 08:24:57 +0000 (+0800)
Subject: MLK-22460: VPU Decoder: export buffer info to help analysis some hang
X-Git-Tag: rel_imx_4.19.35_1.1.0~108
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=3554ed783036c9955cbd4a64ad63c51732480450;p=linux.git

MLK-22460: VPU Decoder: export buffer info to help analysis some hang
case

Some hang case is caused by the frame count in the stream buffer
is not reach the threshold,
export these infomations, can help us  locate the problem quickly

Signed-off-by: ming_qian <ming.qian@nxp.com>
Reviewed-by: Shijie Qin <shijie.qin@nxp.com>
---

diff --git a/drivers/mxc/vpu_malone/vpu_b0.c b/drivers/mxc/vpu_malone/vpu_b0.c
index 9958905c6f2a..38650b326841 100644
--- a/drivers/mxc/vpu_malone/vpu_b0.c
+++ b/drivers/mxc/vpu_malone/vpu_b0.c
@@ -5200,9 +5200,13 @@ static ssize_t show_instance_buffer_info(struct device *dev,
 	pSTREAM_BUFFER_DESCRIPTOR_TYPE pStrBufDesc;
 	u_int32 stream_length = 0;
 	int i, size, num = 0;
+	pDEC_RPC_HOST_IFACE pSharedInterface;
+	pBUFFER_INFO_TYPE buffer_info;
 
 	ctx = container_of(attr, struct vpu_ctx, dev_attr_instance_buffer);
 	statistic = &ctx->statistic;
+	pSharedInterface = ctx->dev->shared_mem.pSharedInterface;
+	buffer_info = &pSharedInterface->StreamBuffInfo[ctx->str_index];
 
 	This = &ctx->q_data[V4L2_SRC];
 	num += scnprintf(buf + num, PAGE_SIZE - num,
@@ -5253,7 +5257,9 @@ static ssize_t show_instance_buffer_info(struct device *dev,
 						pStrBufDesc->end);
 
 	num += scnprintf(buf + num, PAGE_SIZE - num,
-			"\t%40s:%16d\n", "stream length", stream_length);
+			"\t%40s:%16d / %16d\n", "stream length",
+			stream_length,
+			ctx->stream_buffer.dma_size);
 	num += scnprintf(buf + num, PAGE_SIZE - num,
 			"\t%40s:%16d\n", "decode dealy frame",
 			ctx->frm_dec_delay);
@@ -5341,6 +5347,22 @@ static ssize_t show_instance_buffer_info(struct device *dev,
 			ctx->seqinfo.uNumRefFrms,
 			ctx->seqinfo.uNumDFEAreas);
 
+	num += scnprintf(buf + num, PAGE_SIZE - num,
+			"\t%40s:%16d\n", "stream_pic_input_count",
+			buffer_info->stream_pic_input_count);
+	num += scnprintf(buf + num, PAGE_SIZE - num,
+			"\t%40s:%16d\n", "stream_pic_parsed_count",
+			buffer_info->stream_pic_parsed_count);
+	num += scnprintf(buf + num, PAGE_SIZE - num,
+			"\t%40s:%16d\n", "stream_pic_end_flag",
+			buffer_info->stream_pic_end_flag);
+	num += scnprintf(buf + num, PAGE_SIZE - num,
+			"\t%40s:%16d\n", "stream_input_mode",
+			buffer_info->stream_input_mode);
+	num += scnprintf(buf + num, PAGE_SIZE - num,
+			"\t%40s:%16d\n", "stream_buffer_threshold",
+			buffer_info->stream_buffer_threshold);
+
 	return num;
 }