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 9958905..38650b3 100644 (file)
--- 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;
 }