tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.4 head: 52d269f32500581166246e0e494b2b62d979dba6 commit: dd9279c63081578b640d472001d58dfe30a53b6a [55/243] CHROMIUM: media: mtk-vcodec: Add vp8 slice api driver for mt8192 config: csky-randconfig-r031-20210420 (attached as .config) compiler: csky-linux-gcc (GCC) 9.3.0 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 git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel git fetch --no-tags chrome-os chromeos-5.4 git checkout dd9279c63081578b640d472001d58dfe30a53b6a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=csky 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 >>): In file included from arch/csky/include/asm/bug.h:7, from include/linux/bug.h:5, from include/linux/mmdebug.h:5, from include/linux/gfp.h:5, from include/linux/slab.h:15, from drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c:7: include/asm-generic/fixmap.h: In function 'fix_to_virt': include/asm-generic/fixmap.h:32:19: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~ include/linux/compiler.h:397:9: note: in definition of macro '__compiletime_assert' 397 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler.h:417:2: note: in expansion of macro '_compiletime_assert' 417 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/asm-generic/fixmap.h:32:2: note: in expansion of macro 'BUILD_BUG_ON' 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~~~~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c: In function 'vdec_vp8_slice_decode': 322 | unsigned char *bs_va; | ^~~~~ vim +/bs_va +322 drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c 315 316 static int vdec_vp8_slice_decode(void *h_vdec, struct mtk_vcodec_mem *bs, 317 struct vdec_fb *fb, bool *res_chg) 318 { 319 struct vdec_vp8_slice_inst *inst = h_vdec; 320 struct vdec_vpu_inst *vpu = &inst->vpu; 321 struct mtk_video_dec_buf *src_buf_info, *dst_buf_info; 323 unsigned int data; 324 uint64_t y_fb_dma, c_fb_dma; 325 int err; 326 327 /* bs NULL means flush decoder */ 328 if (!bs) 329 return vpu_dec_reset(vpu); 330 331 src_buf_info = container_of(bs, struct mtk_video_dec_buf, bs_buffer); 332 333 fb = inst->ctx->dev->vdec_pdata->get_cap_buffer(inst->ctx); 334 dst_buf_info = container_of(fb, struct mtk_video_dec_buf, frame_buffer); 335 336 y_fb_dma = fb ? (u64)fb->base_y.dma_addr : 0; 337 if (inst->ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 1) 338 c_fb_dma = y_fb_dma + 339 inst->ctx->picinfo.buf_w * inst->ctx->picinfo.buf_h; 340 else 341 c_fb_dma = fb ? (u64)fb->base_c.dma_addr : 0; 342 343 inst->vsi->dec.bs_dma = (unsigned long)bs->dma_addr; 344 inst->vsi->dec.bs_sz = bs->size; 345 inst->vsi->dec.cur_y_fb_dma = y_fb_dma; 346 inst->vsi->dec.cur_c_fb_dma = c_fb_dma; 347 348 mtk_vcodec_debug(inst, "frame[%d] bs(%d 0x%lx) y/c(0x%llx 0x%llx)", 349 inst->ctx->decoded_frame_cnt, 350 bs->size, (unsigned long)bs->dma_addr, 351 y_fb_dma, c_fb_dma); 352 353 bs_va = (unsigned char *)bs->va; 354 v4l2_m2m_buf_copy_metadata(&src_buf_info->m2m_buf.vb, 355 &dst_buf_info->m2m_buf.vb, true); 356 357 vdec_vp8_slice_get_decode_parameters(inst); 358 err = vpu_dec_start(vpu, &data, 1); 359 if (err) { 360 mtk_vcodec_debug(inst, "vp8 dec start err!"); 361 goto error; 362 } 363 364 if (inst->vsi->dec.resolution_changed) { 365 mtk_vcodec_debug(inst, "- resolution_changed -"); 366 *res_chg = true; 367 return 0; 368 } 369 370 /* wait decoder done interrupt */ 371 err = mtk_vcodec_wait_for_core_done_ctx(inst->ctx, 372 MTK_INST_IRQ_RECEIVED, WAIT_INTR_TIMEOUT_MS); 373 if (err) 374 inst->vsi->dec.timeout = true; 375 else 376 inst->vsi->dec.timeout = false; 377 378 err = vpu_dec_end(vpu); 379 if (err || inst->vsi->dec.timeout) 380 goto error; 381 382 mtk_vcodec_debug(inst, "y_crc: 0x%x 0x%x 0x%x 0x%x", 383 inst->vsi->dec.crc[0], 384 inst->vsi->dec.crc[1], 385 inst->vsi->dec.crc[2], 386 inst->vsi->dec.crc[3]); 387 388 mtk_vcodec_debug(inst, "c_crc: 0x%x 0x%x 0x%x 0x%x", 389 inst->vsi->dec.crc[4], 390 inst->vsi->dec.crc[5], 391 inst->vsi->dec.crc[6], 392 inst->vsi->dec.crc[7]); 393 394 inst->ctx->dev->vdec_pdata->cap_to_disp(inst->ctx, fb, 0); 395 inst->ctx->decoded_frame_cnt++; 396 *res_chg = false; 397 return 0; 398 399 error: 400 mtk_vcodec_err(inst, "\n - FRAME[%d] timeout=%d err=%d\n", 401 inst->ctx->decoded_frame_cnt, 402 inst->vsi->dec.timeout, err); 403 return err; 404 } 405 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org