tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.4 head: 1b71f6d620191293322fc574c20ed5130b794ac7 commit: 1ea1e179a23d9b3963a2aca7f7c9def0e6c38535 [48/67] CHROMIUM: media: mtk-vcodec: Extract H264 common code config: arm-randconfig-r024-20210416 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 6a18cc23efad410db48a3ccfc233d215de7d4cb9) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel git fetch --no-tags chrome-os chromeos-5.4 git checkout 1ea1e179a23d9b3963a2aca7f7c9def0e6c38535 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): index, dpb->reference_ts); ^~~~~ include/linux/device.h:1755:32: note: expanded from macro 'dev_err' _dev_err(dev, dev_fmt(fmt), ##__VA_ARGS__) ~~~ ^~~~~~~~~~~ 1 warning generated. vim +47 drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_common.c 21 22 void mtk_vdec_h264_fill_dpb_info(struct mtk_vcodec_ctx *ctx, 23 struct slice_api_h264_decode_param *decode_params, 24 struct mtk_h264_dpb_info *h264_dpb_info) 25 { 26 struct vb2_queue *vq; 27 struct vb2_buffer *vb; 28 struct vb2_v4l2_buffer *vb2_v4l2; 29 int index; 30 31 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE); 32 33 for (index = 0; index < V4L2_H264_NUM_DPB_ENTRIES; index++) { 34 const struct slice_h264_dpb_entry *dpb; 35 int vb2_index; 36 37 dpb = &decode_params->dpb[index]; 38 if (!(dpb->flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE)) { 39 h264_dpb_info[index].reference_flag = 0; 40 continue; 41 } 42 43 vb2_index = vb2_find_timestamp(vq, dpb->reference_ts, 0); 44 if (vb2_index < 0) { 45 dev_err(&ctx->dev->plat_dev->dev, 46 "Reference invalid: dpb_index(%lld) reference_ts(%lld)", 48 continue; 49 } 50 51 /* 1 for short term reference, 2 for long term reference */ 52 if (!(dpb->flags & V4L2_H264_DPB_ENTRY_FLAG_LONG_TERM)) 53 h264_dpb_info[index].reference_flag = 1; 54 else 55 h264_dpb_info[index].reference_flag = 2; 56 57 vb = vq->bufs[vb2_index]; 58 vb2_v4l2 = container_of(vb, struct vb2_v4l2_buffer, vb2_buf); 59 h264_dpb_info[index].field = vb2_v4l2->field; 60 61 h264_dpb_info[index].y_dma_addr = 62 vb2_dma_contig_plane_dma_addr(vb, 0); 63 if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 2) 64 h264_dpb_info[index].c_dma_addr = 65 vb2_dma_contig_plane_dma_addr(vb, 1); 66 else 67 h264_dpb_info[index].c_dma_addr = 68 h264_dpb_info[index].y_dma_addr + 69 ctx->picinfo.fb_sz[0]; 70 } 71 } 72 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org