tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-4.4 head: d78843bdba14be5be451753e78a3753413fda6a2 commit: a4204813632adf637b28be8a4c7445bc11c420c2 [58/215] UPSTREAM: media: staging: rkisp1: add streaming paths config: nios2-allyesconfig (attached as .config) compiler: nios2-linux-gcc (GCC) 7.5.0 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-4.4 git checkout a4204813632adf637b28be8a4c7445bc11c420c2 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-7.5.0 make.cross ARCH=nios2 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; Note: the chrome-os/chromeos-4.4 HEAD d78843bdba14be5be451753e78a3753413fda6a2 builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): In file included from include/linux/linkage.h:4:0, from include/linux/kernel.h:6, from include/linux/delay.h:10, from drivers/staging/media/rkisp1/rkisp1-capture.c:11: include/linux/scatterlist.h: In function 'sg_set_buf': arch/nios2/include/asm/page.h:90:33: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] # define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && \ ^ include/linux/compiler.h:182:42: note: in definition of macro 'unlikely' # define unlikely(x) __builtin_expect(!!(x), 0) ^ include/linux/scatterlist.h:140:2: note: in expansion of macro 'BUG_ON' BUG_ON(!virt_addr_valid(buf)); ^~~~~~ arch/nios2/include/asm/page.h:94:33: note: in expansion of macro 'pfn_valid' # define virt_addr_valid(vaddr) pfn_valid(PFN_DOWN(virt_to_phys(vaddr))) ^~~~~~~~~ include/linux/scatterlist.h:140:10: note: in expansion of macro 'virt_addr_valid' BUG_ON(!virt_addr_valid(buf)); ^~~~~~~~~~~~~~~ drivers/staging/media/rkisp1/rkisp1-capture.c: At top level: #include <media/v4l2-mc.h> ^~~~~~~~~~~~~~~~~ compilation terminated. -- In file included from drivers/staging/media/rkisp1/rkisp1-common.h:14:0, from drivers/staging/media/rkisp1/rkisp1-resizer.c:11: include/linux/clk.h:199:70: warning: 'struct clk_bulk_data' declared inside parameter list will not be visible outside of this definition or declaration static inline int __must_check clk_bulk_prepare(int num_clks, struct clk_bulk_data *clks) ^~~~~~~~~~~~~ include/linux/clk.h:223:60: warning: 'struct clk_bulk_data' declared inside parameter list will not be visible outside of this definition or declaration static inline void clk_bulk_unprepare(int num_clks, struct clk_bulk_data *clks) ^~~~~~~~~~~~~ include/linux/clk.h:528:17: warning: 'struct clk_bulk_data' declared inside parameter list will not be visible outside of this definition or declaration struct clk_bulk_data *clks) ^~~~~~~~~~~~~ include/linux/clk.h:539:15: warning: 'struct clk_bulk_data' declared inside parameter list will not be visible outside of this definition or declaration struct clk_bulk_data *clks) ^~~~~~~~~~~~~ include/linux/clk.h:546:54: warning: 'struct clk_bulk_data' declared inside parameter list will not be visible outside of this definition or declaration static inline void clk_bulk_put(int num_clks, struct clk_bulk_data *clks) {} ^~~~~~~~~~~~~ include/linux/clk.h:555:69: warning: 'struct clk_bulk_data' declared inside parameter list will not be visible outside of this definition or declaration static inline int __must_check clk_bulk_enable(int num_clks, struct clk_bulk_data *clks) ^~~~~~~~~~~~~ include/linux/clk.h:564:16: warning: 'struct clk_bulk_data' declared inside parameter list will not be visible outside of this definition or declaration struct clk_bulk_data *clks) {} ^~~~~~~~~~~~~ include/linux/clk.h:624:13: warning: 'struct clk_bulk_data' declared inside parameter list will not be visible outside of this definition or declaration struct clk_bulk_data *clks) ^~~~~~~~~~~~~ include/linux/clk.h: In function 'clk_bulk_prepare_enable': include/linux/clk.h:628:35: warning: passing argument 2 of 'clk_bulk_prepare' from incompatible pointer type [-Wincompatible-pointer-types] ret = clk_bulk_prepare(num_clks, clks); ^~~~ include/linux/clk.h:199:32: note: expected 'struct clk_bulk_data *' but argument is of type 'struct clk_bulk_data *' static inline int __must_check clk_bulk_prepare(int num_clks, struct clk_bulk_data *clks) ^~~~~~~~~~~~~~~~ include/linux/clk.h:631:34: warning: passing argument 2 of 'clk_bulk_enable' from incompatible pointer type [-Wincompatible-pointer-types] ret = clk_bulk_enable(num_clks, clks); ^~~~ include/linux/clk.h:555:32: note: expected 'struct clk_bulk_data *' but argument is of type 'struct clk_bulk_data *' static inline int __must_check clk_bulk_enable(int num_clks, struct clk_bulk_data *clks) ^~~~~~~~~~~~~~~ include/linux/clk.h:633:32: warning: passing argument 2 of 'clk_bulk_unprepare' from incompatible pointer type [-Wincompatible-pointer-types] clk_bulk_unprepare(num_clks, clks); ^~~~ include/linux/clk.h:223:20: note: expected 'struct clk_bulk_data *' but argument is of type 'struct clk_bulk_data *' static inline void clk_bulk_unprepare(int num_clks, struct clk_bulk_data *clks) ^~~~~~~~~~~~~~~~~~ include/linux/clk.h: At top level: include/linux/clk.h:639:19: warning: 'struct clk_bulk_data' declared inside parameter list will not be visible outside of this definition or declaration struct clk_bulk_data *clks) ^~~~~~~~~~~~~ include/linux/clk.h: In function 'clk_bulk_disable_unprepare': include/linux/clk.h:641:29: warning: passing argument 2 of 'clk_bulk_disable' from incompatible pointer type [-Wincompatible-pointer-types] clk_bulk_disable(num_clks, clks); ^~~~ include/linux/clk.h:563:20: note: expected 'struct clk_bulk_data *' but argument is of type 'struct clk_bulk_data *' static inline void clk_bulk_disable(int num_clks, ^~~~~~~~~~~~~~~~ include/linux/clk.h:642:31: warning: passing argument 2 of 'clk_bulk_unprepare' from incompatible pointer type [-Wincompatible-pointer-types] clk_bulk_unprepare(num_clks, clks); ^~~~ include/linux/clk.h:223:20: note: expected 'struct clk_bulk_data *' but argument is of type 'struct clk_bulk_data *' static inline void clk_bulk_unprepare(int num_clks, struct clk_bulk_data *clks) ^~~~~~~~~~~~~~~~~~ In file included from include/linux/err.h:4:0, from include/linux/clk.h:15, from drivers/staging/media/rkisp1/rkisp1-common.h:14, from drivers/staging/media/rkisp1/rkisp1-resizer.c:11: include/linux/scatterlist.h: In function 'sg_set_buf': arch/nios2/include/asm/page.h:90:33: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] # define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && \ ^ include/linux/compiler.h:182:42: note: in definition of macro 'unlikely' # define unlikely(x) __builtin_expect(!!(x), 0) ^ include/linux/scatterlist.h:140:2: note: in expansion of macro 'BUG_ON' BUG_ON(!virt_addr_valid(buf)); ^~~~~~ arch/nios2/include/asm/page.h:94:33: note: in expansion of macro 'pfn_valid' # define virt_addr_valid(vaddr) pfn_valid(PFN_DOWN(virt_to_phys(vaddr))) ^~~~~~~~~ include/linux/scatterlist.h:140:10: note: in expansion of macro 'virt_addr_valid' BUG_ON(!virt_addr_valid(buf)); ^~~~~~~~~~~~~~~ In file included from drivers/staging/media/rkisp1/rkisp1-resizer.c:11:0: drivers/staging/media/rkisp1/rkisp1-common.h: At top level: drivers/staging/media/rkisp1/rkisp1-common.h:208:23: error: array type has incomplete element type 'struct clk_bulk_data' struct clk_bulk_data clks[RKISP1_MAX_BUS_CLK]; ^~~~ drivers/staging/media/rkisp1/rkisp1-resizer.c: In function 'rkisp1_rsz_register': sd->entity.function = MEDIA_ENT_F_PROC_VIDEO_SCALER; ^ sd->entity.function = MEDIA_ENT_F_PROC_VIDEO_SCALER; ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ MEDIA_ENT_T_DEVNODE_ALSA drivers/staging/media/rkisp1/rkisp1-resizer.c:712:24: note: each undeclared identifier is reported only once for each function it appears in ret = media_entity_pads_init(&sd->entity, 2, pads); ^~~~~~~~~~~~~~~~~~~~~~ media_entity_init cc1: some warnings being treated as errors vim +17 drivers/staging/media/rkisp1/rkisp1-capture.c 18 #include <media/v4l2-subdev.h> 19 #include <media/videobuf2-dma-contig.h> 20 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org