Hi,

W dniu 28.04.2021 o 19:47, kernel test robot pisze:
> Hi Andrzej,
> 
> [FYI, it's a private test report for your RFC patch.]
> [auto build test WARNING on linuxtv-media/master]
> [also build test WARNING on next-20210428]
> [cannot apply to v5.12]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch]

Ah, right, didn't use --base. It was rebased on top of media_tree as of the day 
I sent the series.

Thanks,

Andrzej

> 
> url:    https://github.com/0day-ci/linux/commits/Andrzej-Pietrasiewicz/media-rkvdec-Fix-buf_prepare/20210421-175601
> base:   git://linuxtv.org/media_tree.git master
> config: x86_64-randconfig-a003-20210428 (attached as .config)
> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 87fc97169e7901dfe56ca0da0d92da0c02d2ef48)
> 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 x86_64 cross compiling tool for clang build
>          # apt-get install binutils-x86-64-linux-gnu
>          # https://github.com/0day-ci/linux/commit/df37e41d68d9ab1326f8a5a54d001d9a241b4079
>          git remote add linux-review https://github.com/0day-ci/linux
>          git fetch --no-tags linux-review Andrzej-Pietrasiewicz/media-rkvdec-Fix-buf_prepare/20210421-175601
>          git checkout df37e41d68d9ab1326f8a5a54d001d9a241b4079
>          # save the attached .config to linux build tree
>          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> 
> All warnings (new ones prefixed by >>):
> 
>>> drivers/staging/media/rkvdec/rkvdec-vp9.c:1357:50: warning: variable 'dec_params' set but not used [-Wunused-but-set-variable]
>             const struct v4l2_ctrl_vp9_frame_decode_params *dec_params;
>                                                             ^
>     drivers/staging/media/rkvdec/rkvdec-vp9.c:1412:50: warning: variable 'dec_params' set but not used [-Wunused-but-set-variable]
>             const struct v4l2_ctrl_vp9_frame_decode_params *dec_params;
>                                                             ^
>     2 warnings generated.
> 
> 
> vim +/dec_params +1357 drivers/staging/media/rkvdec/rkvdec-vp9.c
> 
>    1353	
>    1354	static void init_intra_only_probs(struct rkvdec_ctx *ctx,
>    1355					  const struct rkvdec_vp9_run *run)
>    1356	{
>> 1357		const struct v4l2_ctrl_vp9_frame_decode_params *dec_params;
>    1358		struct rkvdec_vp9_ctx *vp9_ctx = ctx->priv;
>    1359		struct rkvdec_vp9_priv_tbl *tbl = vp9_ctx->priv_tbl.cpu;
>    1360		struct rkvdec_vp9_intra_only_frame_probs *rkprobs;
>    1361		const struct rkvdec_vp9_frame_context *probs;
>    1362		unsigned int i, j, k, m;
>    1363	
>    1364		rkprobs = &tbl->probs.intra_only;
>    1365		dec_params = run->decode_params;
>    1366		probs = &vp9_ctx->probability_tables;
>    1367	
>    1368		/*
>    1369		 * intra only 149 x 128 bits ,aligned to 152 x 128 bits coeff related
>    1370		 * prob 64 x 128 bits
>    1371		 */
>    1372		for (i = 0; i < ARRAY_SIZE(probs->coef); i++) {
>    1373			for (j = 0; j < ARRAY_SIZE(probs->coef[0]); j++)
>    1374				write_coeff_plane(probs->coef[i][j][0],
>    1375						  rkprobs->coef_intra[i][j]);
>    1376		}
>    1377	
>    1378		/* intra mode prob  80 x 128 bits */
>    1379		for (i = 0; i < ARRAY_SIZE(vp9_kf_y_mode_prob); i++) {
>    1380			u32 byte_count = 0;
>    1381			int idx = 0;
>    1382	
>    1383			/* vp9_kf_y_mode_prob */
>    1384			for (j = 0; j < ARRAY_SIZE(vp9_kf_y_mode_prob[0]); j++) {
>    1385				for (k = 0; k < ARRAY_SIZE(vp9_kf_y_mode_prob[0][0]);
>    1386				     k++) {
>    1387					u8 val = vp9_kf_y_mode_prob[i][j][k];
>    1388	
>    1389					rkprobs->intra_mode[i].y_mode[idx++] = val;
>    1390					byte_count++;
>    1391					if (byte_count == 27) {
>    1392						byte_count = 0;
>    1393						idx += 5;
>    1394					}
>    1395				}
>    1396			}
>    1397	
>    1398			idx = 0;
>    1399			if (i < 4) {
>    1400				for (m = 0; m < (i < 3 ? 23 : 21); m++) {
>    1401					const u8 *ptr = (const u8 *)kf_uv_mode_prob;
>    1402	
>    1403					rkprobs->intra_mode[i].uv_mode[idx++] = ptr[i * 23 + m];
>    1404				}
>    1405			}
>    1406		}
>    1407	}
>    1408	
> 
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
>