[kbuild-all] [chrome-os:chromeos-4.19 1/2] drivers/gpu/arm/bifrost/mali_kbase_fence.c:78:1: error: no previous prototype for 'kbase_fence_wait_workaround'

tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-4.19 head: a4d27a9781277d13adcfeed5d8819a96dfe57b60 commit: 68e5cd9b07284ac83dfb140bc670b4d1e365c17a [1/2] CHROMIUM: MALI: Set short timeout for kbase DMA fence config: arm64-chromiumos-mediatek-customedconfig-chrome-os:chromeos-4.19:a4d27a9781277d13adcfeed5d8819a96dfe57b60 (attached as .config) compiler: aarch64-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-4.19 git checkout 68e5cd9b07284ac83dfb140bc670b4d1e365c17a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arm64 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/gpu/arm/bifrost/mali_kbase_fence.c: In function 'kbase_fence_fence_value_str': drivers/gpu/arm/bifrost/mali_kbase_fence.c:71:24: error: format '%u' expects argument of type 'unsigned int', but argument 4 has type 'u64' {aka 'long long unsigned int'} [-Werror=format=] 71 | snprintf(str, size, "%u", fence->seqno); | ~^ ~~~~~~~~~~~~ | | | | | u64 {aka long long unsigned int} | unsigned int | %llu drivers/gpu/arm/bifrost/mali_kbase_fence.c: At top level: 78 | kbase_fence_wait_workaround(struct dma_fence *fence, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/arm/bifrost/mali_kbase_defs.h:37, from drivers/gpu/arm/bifrost/mali_kbase.h:57, from drivers/gpu/arm/bifrost/mali_kbase_fence.h:36, from drivers/gpu/arm/bifrost/mali_kbase_fence.c:27: drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:625:33: error: 'base_hw_issues_model_tE2x' defined but not used [-Werror=unused-const-variable=] 625 | static const enum base_hw_issue base_hw_issues_model_tE2x[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:615:33: error: 'base_hw_issues_tE2x_r0p0' defined but not used [-Werror=unused-const-variable=] 615 | static const enum base_hw_issue base_hw_issues_tE2x_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:607:33: error: 'base_hw_issues_model_tTUx' defined but not used [-Werror=unused-const-variable=] 607 | static const enum base_hw_issue base_hw_issues_model_tTUx[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:600:33: error: 'base_hw_issues_tTUx_r0p0' defined but not used [-Werror=unused-const-variable=] 600 | static const enum base_hw_issue base_hw_issues_tTUx_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:592:33: error: 'base_hw_issues_model_tVAx' defined but not used [-Werror=unused-const-variable=] 592 | static const enum base_hw_issue base_hw_issues_model_tVAx[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:585:33: error: 'base_hw_issues_tVAx_r0p0' defined but not used [-Werror=unused-const-variable=] 585 | static const enum base_hw_issue base_hw_issues_tVAx_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:577:33: error: 'base_hw_issues_model_tGRx' defined but not used [-Werror=unused-const-variable=] 577 | static const enum base_hw_issue base_hw_issues_model_tGRx[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:570:33: error: 'base_hw_issues_tGRx_r0p0' defined but not used [-Werror=unused-const-variable=] 570 | static const enum base_hw_issue base_hw_issues_tGRx_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:562:33: error: 'base_hw_issues_model_tODx' defined but not used [-Werror=unused-const-variable=] 562 | static const enum base_hw_issue base_hw_issues_model_tODx[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:555:33: error: 'base_hw_issues_tODx_r0p0' defined but not used [-Werror=unused-const-variable=] 555 | static const enum base_hw_issue base_hw_issues_tODx_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:545:33: error: 'base_hw_issues_model_tDUx' defined but not used [-Werror=unused-const-variable=] 545 | static const enum base_hw_issue base_hw_issues_model_tDUx[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:535:33: error: 'base_hw_issues_tDUx_r0p0' defined but not used [-Werror=unused-const-variable=] 535 | static const enum base_hw_issue base_hw_issues_tDUx_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:522:33: error: 'base_hw_issues_lBEx_r1p1' defined but not used [-Werror=unused-const-variable=] 522 | static const enum base_hw_issue base_hw_issues_lBEx_r1p1[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:508:33: error: 'base_hw_issues_lBEx_r1p0' defined but not used [-Werror=unused-const-variable=] 508 | static const enum base_hw_issue base_hw_issues_lBEx_r1p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:496:33: error: 'base_hw_issues_model_tBEx' defined but not used [-Werror=unused-const-variable=] 496 | static const enum base_hw_issue base_hw_issues_model_tBEx[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:483:33: error: 'base_hw_issues_tBEx_r1p1' defined but not used [-Werror=unused-const-variable=] 483 | static const enum base_hw_issue base_hw_issues_tBEx_r1p1[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:470:33: error: 'base_hw_issues_tBEx_r1p0' defined but not used [-Werror=unused-const-variable=] 470 | static const enum base_hw_issue base_hw_issues_tBEx_r1p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:457:33: error: 'base_hw_issues_tBEx_r0p1' defined but not used [-Werror=unused-const-variable=] 457 | static const enum base_hw_issue base_hw_issues_tBEx_r0p1[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:443:33: error: 'base_hw_issues_tBEx_r0p0' defined but not used [-Werror=unused-const-variable=] 443 | static const enum base_hw_issue base_hw_issues_tBEx_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:431:33: error: 'base_hw_issues_model_tNAx' defined but not used [-Werror=unused-const-variable=] 431 | static const enum base_hw_issue base_hw_issues_model_tNAx[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:416:33: error: 'base_hw_issues_tNAx_r0p1' defined but not used [-Werror=unused-const-variable=] 416 | static const enum base_hw_issue base_hw_issues_tNAx_r0p1[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:400:33: error: 'base_hw_issues_tNAx_r0p0' defined but not used [-Werror=unused-const-variable=] 400 | static const enum base_hw_issue base_hw_issues_tNAx_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:388:33: error: 'base_hw_issues_model_tTRx' defined but not used [-Werror=unused-const-variable=] 388 | static const enum base_hw_issue base_hw_issues_model_tTRx[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:373:33: error: 'base_hw_issues_tTRx_r0p2' defined but not used [-Werror=unused-const-variable=] 373 | static const enum base_hw_issue base_hw_issues_tTRx_r0p2[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:357:33: error: 'base_hw_issues_tTRx_r0p1' defined but not used [-Werror=unused-const-variable=] 357 | static const enum base_hw_issue base_hw_issues_tTRx_r0p1[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:341:33: error: 'base_hw_issues_tTRx_r0p0' defined but not used [-Werror=unused-const-variable=] 341 | static const enum base_hw_issue base_hw_issues_tTRx_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:331:33: error: 'base_hw_issues_model_tGOx' defined but not used [-Werror=unused-const-variable=] 331 | static const enum base_hw_issue base_hw_issues_model_tGOx[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:319:33: error: 'base_hw_issues_tGOx_r1p0' defined but not used [-Werror=unused-const-variable=] 319 | static const enum base_hw_issue base_hw_issues_tGOx_r1p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:307:33: error: 'base_hw_issues_tGOx_r0p0' defined but not used [-Werror=unused-const-variable=] 307 | static const enum base_hw_issue base_hw_issues_tGOx_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:297:33: error: 'base_hw_issues_model_tNOx' defined but not used [-Werror=unused-const-variable=] 297 | static const enum base_hw_issue base_hw_issues_model_tNOx[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:285:33: error: 'base_hw_issues_tNOx_r0p0' defined but not used [-Werror=unused-const-variable=] 285 | static const enum base_hw_issue base_hw_issues_tNOx_r0p0[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_issues.h:275:33: error: 'base_hw_issues_model_tDVx' defined but not used [-Werror=unused-const-variable=] vim +/kbase_fence_wait_workaround +78 drivers/gpu/arm/bifrost/mali_kbase_fence.c 62 63 static void 64 #if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 10, 0)) 65 kbase_fence_fence_value_str(struct fence *fence, char *str, int size) 66 #else 67 kbase_fence_fence_value_str(struct dma_fence *fence, char *str, int size) 68 #endif 69 { 70 #if (KERNEL_VERSION(5, 1, 0) > LINUX_VERSION_CODE) 72 #else 73 snprintf(str, size, "%llu", fence->seqno); 74 #endif 75 } 76 77 signed long 79 bool intr, 80 signed long timeout) 81 { 82 /* TODO(fshao): b:175656896: sometimes the screen hangs because the DMA 83 * fences don't get signaled, which triggers system reboot in the end. 84 * 85 * This is a workaround to shorten the wait time of the fence, so the 86 * screen can recover from hanging when the issue happens. 87 * 88 * To properly address this issue we need to first find out which 89 * component is responsible for signaling the Mali DMA fences, but 90 * unfortunately there's no easy way to do that AFAIK. 91 */ 92 signed long ret; 93 94 ret = dma_fence_default_wait(fence, intr, msecs_to_jiffies(100)); 95 if (ret == 0) 96 pr_err("%s: dma fence wait timed out.", __func__); 97 return ret; 98 } 99 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org