Hi Detlev, kernel test robot noticed the following build errors: [auto build test ERROR on rockchip/for-next] [also build test ERROR on robh/for-next linus/master v6.10-rc3 next-20240613] [cannot apply to media-tree/master] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Detlev-Casanova/media-rockchip-Introduce-the-rkvdec2-driver/20240615-100124 base: https://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git for-next patch link: https://lore.kernel.org/r/20240615015734.1612108-2-detlev.casanova%40collabora.com patch subject: [PATCH 1/3] media: rockchip: Introduce the rkvdec2 driver config: i386-allmodconfig (https://download.01.org/0day-ci/archive/20240615/202406152129.dV4K8R5k-lkp@xxxxxxxxx/config) compiler: gcc-13 (Ubuntu 13.2.0-4ubuntu3) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240615/202406152129.dV4K8R5k-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202406152129.dV4K8R5k-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): drivers/staging/media/rkvdec2/rkvdec2-h264.c: In function 'rkvdec2_write_regs': >> drivers/staging/media/rkvdec2/rkvdec2-h264.c:563:9: error: implicit declaration of function '__iowrite32_copy_full'; did you mean '__iowrite32_copy'? [-Werror=implicit-function-declaration] 563 | __iowrite32_copy_full(rkvdec->regs + OFFSET_COMMON_REGS, | ^~~~~~~~~~~~~~~~~~~~~ | __iowrite32_copy cc1: some warnings being treated as errors vim +563 drivers/staging/media/rkvdec2/rkvdec2-h264.c 557 558 static void rkvdec2_write_regs(struct rkvdec2_ctx *ctx) 559 { 560 struct rkvdec2_dev *rkvdec = ctx->dev; 561 struct rkvdec2_h264_ctx *h264_ctx = ctx->priv; 562 > 563 __iowrite32_copy_full(rkvdec->regs + OFFSET_COMMON_REGS, 564 &h264_ctx->regs.common, 565 sizeof(h264_ctx->regs.common)); 566 __iowrite32_copy_full(rkvdec->regs + OFFSET_CODEC_PARAMS_REGS, 567 &h264_ctx->regs.h264_param, 568 sizeof(h264_ctx->regs.h264_param)); 569 __iowrite32_copy_full(rkvdec->regs + OFFSET_COMMON_ADDR_REGS, 570 &h264_ctx->regs.common_addr, 571 sizeof(h264_ctx->regs.common_addr)); 572 __iowrite32_copy_full(rkvdec->regs + OFFSET_CODEC_ADDR_REGS, 573 &h264_ctx->regs.h264_addr, 574 sizeof(h264_ctx->regs.h264_addr)); 575 __iowrite32_copy_full(rkvdec->regs + OFFSET_POC_HIGHBIT_REGS, 576 &h264_ctx->regs.h264_highpoc, 577 sizeof(h264_ctx->regs.h264_highpoc)); 578 } 579 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki