Hi Akhil, Thank you for the patch! Yet something to improve: [auto build test ERROR on robh/for-next] [also build test ERROR on vkoul-dmaengine/next arm64/for-next/core v5.15 next-20211112] [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] url: https://github.com/0day-ci/linux/commits/Akhil-R/dt-bindings-dmaengine-Ad... base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: m68k-allyesconfig (attached as .config) compiler: m68k-linux-gcc (GCC) 11.2.0 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 # https://github.com/0day-ci/linux/commit/faf61a8fc90e3ea731c65a8cebce3eb6c... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Akhil-R/dt-bindings-dmaengine-Add-doc-for-tegra-gpcdma/20211109-233646 git checkout faf61a8fc90e3ea731c65a8cebce3eb6c0444d21 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/dma/tegra186-gpc-dma.c: In function 'tegra_dma_sid_free': 326 | switch (tdc->sid_dir) { | ^~~~~~ drivers/dma/tegra186-gpc-dma.c: In function 'tegra_dma_reset_client': 55 | FIELD_PREP(TEGRA_GPCDMA_CSR_REQ_SEL_MASK, 4) | ^~~~~~~~~~ drivers/dma/tegra186-gpc-dma.c:535:16: note: in expansion of macro 'TEGRA_GPCDMA_CSR_REQ_SEL_UNUSED' 535 | csr |= TEGRA_GPCDMA_CSR_REQ_SEL_UNUSED; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/dma/tegra186-gpc-dma.c: In function 'tegra_dma_prep_dma_memset': 787 | FIELD_PREP(TEGRA_GPCDMA_HIGH_ADDR_DST_PTR, (dest >> 32)); | ^~ drivers/dma/tegra186-gpc-dma.c: In function 'tegra_dma_prep_dma_memcpy': drivers/dma/tegra186-gpc-dma.c:854:65: error: right shift count >= width of type [-Werror=shift-count-overflow] 854 | FIELD_PREP(TEGRA_GPCDMA_HIGH_ADDR_SRC_PTR, (src >> 32)); | ^~ drivers/dma/tegra186-gpc-dma.c:856:66: error: right shift count >= width of type [-Werror=shift-count-overflow] 856 | FIELD_PREP(TEGRA_GPCDMA_HIGH_ADDR_DST_PTR, (dest >> 32)); | ^~ drivers/dma/tegra186-gpc-dma.c: In function 'tegra_dma_prep_slave_sg': drivers/dma/tegra186-gpc-dma.c:962:81: error: right shift count >= width of type [-Werror=shift-count-overflow] 962 | FIELD_PREP(TEGRA_GPCDMA_HIGH_ADDR_SRC_PTR, (mem >> 32)); | ^~ drivers/dma/tegra186-gpc-dma.c:967:81: error: right shift count >= width of type [-Werror=shift-count-overflow] 967 | FIELD_PREP(TEGRA_GPCDMA_HIGH_ADDR_DST_PTR, (mem >> 32)); | ^~ cc1: all warnings being treated as errors vim +/DMA_MEM_TO_MEM +326 drivers/dma/tegra186-gpc-dma.c 320 321 static void tegra_dma_sid_free(struct tegra_dma_channel *tdc) 322 { 323 struct tegra_dma *tdma = tdc->tdma; 324 unsigned int sid = tdc->slave_id; 325 327 case DMA_MEM_TO_DEV: 328 clear_bit(sid, &tdma->sid_m2d_reserved); 329 break; 330 case DMA_DEV_TO_MEM: 331 clear_bit(sid, &tdma->sid_d2m_reserved); 332 break; 333 } 334 335 tdc->sid_dir = DMA_TRANS_NONE; 336 } 337 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org