Messages in this thread |  | | Date | Sun, 3 Jul 2022 13:04:00 +0800 | From | kernel test robot <> | Subject | arch/arm/mach-omap2/board-n8x0.c:508:13: warning: no previous prototype for function 'n8x0_mmc_init' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 69cb6c6556ad89620547318439d6be8bb1629a5a commit: 09f6b27d5ddd9ad0ec096d1b0f8decdacc70f0f8 ARM: dove: multiplatform support date: 3 months ago config: arm-randconfig-r022-20220703 (https://download.01.org/0day-ci/archive/20220703/202207031300.XYJ1Ogaa-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project bcd153485ebf07fe79e2b843ed5f1cb74997df1b) 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 arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=09f6b27d5ddd9ad0ec096d1b0f8decdacc70f0f8 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 09f6b27d5ddd9ad0ec096d1b0f8decdacc70f0f8 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> arch/arm/mach-omap2/board-n8x0.c:508:13: warning: no previous prototype for function 'n8x0_mmc_init' [-Wmissing-prototypes] void __init n8x0_mmc_init(void) ^ arch/arm/mach-omap2/board-n8x0.c:508:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void __init n8x0_mmc_init(void) ^ static 1 warning generated.
vim +/n8x0_mmc_init +508 arch/arm/mach-omap2/board-n8x0.c
9418c65f9bd861 Tony Lindgren 2010-02-26 471 bc593f5d787d0a Igor Grinberg 2011-05-03 472 static void __init n8x0_mmc_init(void) 9418c65f9bd861 Tony Lindgren 2010-02-26 473 { 9418c65f9bd861 Tony Lindgren 2010-02-26 474 int err; 9418c65f9bd861 Tony Lindgren 2010-02-26 475 c8f27e977310b3 Tony Lindgren 2013-11-25 476 if (board_is_n810()) { 9418c65f9bd861 Tony Lindgren 2010-02-26 477 mmc1_data.slots[0].name = "external"; 9418c65f9bd861 Tony Lindgren 2010-02-26 478 9418c65f9bd861 Tony Lindgren 2010-02-26 479 /* 9418c65f9bd861 Tony Lindgren 2010-02-26 480 * Some Samsung Movinand chips do not like open-ended 9418c65f9bd861 Tony Lindgren 2010-02-26 481 * multi-block reads and fall to braind-dead state 9418c65f9bd861 Tony Lindgren 2010-02-26 482 * while doing so. Reducing the number of blocks in 9418c65f9bd861 Tony Lindgren 2010-02-26 483 * the transfer or delays in clock disable do not help 9418c65f9bd861 Tony Lindgren 2010-02-26 484 */ 9418c65f9bd861 Tony Lindgren 2010-02-26 485 mmc1_data.slots[1].name = "internal"; 9418c65f9bd861 Tony Lindgren 2010-02-26 486 mmc1_data.slots[1].ban_openended = 1; 9418c65f9bd861 Tony Lindgren 2010-02-26 487 } 9418c65f9bd861 Tony Lindgren 2010-02-26 488 bc593f5d787d0a Igor Grinberg 2011-05-03 489 err = gpio_request_one(N8X0_SLOT_SWITCH_GPIO, GPIOF_OUT_INIT_LOW, bc593f5d787d0a Igor Grinberg 2011-05-03 490 "MMC slot switch"); 9418c65f9bd861 Tony Lindgren 2010-02-26 491 if (err) 1dea5c6b5876ea Tony Lindgren 2010-04-21 492 return; 9418c65f9bd861 Tony Lindgren 2010-02-26 493 c8f27e977310b3 Tony Lindgren 2013-11-25 494 if (board_is_n810()) { bc593f5d787d0a Igor Grinberg 2011-05-03 495 err = gpio_request_array(n810_emmc_gpios, bc593f5d787d0a Igor Grinberg 2011-05-03 496 ARRAY_SIZE(n810_emmc_gpios)); 9418c65f9bd861 Tony Lindgren 2010-02-26 497 if (err) { 9418c65f9bd861 Tony Lindgren 2010-02-26 498 gpio_free(N8X0_SLOT_SWITCH_GPIO); 1dea5c6b5876ea Tony Lindgren 2010-04-21 499 return; 9418c65f9bd861 Tony Lindgren 2010-02-26 500 } 9418c65f9bd861 Tony Lindgren 2010-02-26 501 } 9418c65f9bd861 Tony Lindgren 2010-02-26 502 fa590c92340136 Tony Lindgren 2013-11-25 503 mmc1_data.nr_slots = 2; 9418c65f9bd861 Tony Lindgren 2010-02-26 504 mmc_data[0] = &mmc1_data; 9418c65f9bd861 Tony Lindgren 2010-02-26 505 } 9418c65f9bd861 Tony Lindgren 2010-02-26 506 #else fa590c92340136 Tony Lindgren 2013-11-25 507 static struct omap_mmc_platform_data mmc1_data; 9418c65f9bd861 Tony Lindgren 2010-02-26 @508 void __init n8x0_mmc_init(void) 9418c65f9bd861 Tony Lindgren 2010-02-26 509 { 9418c65f9bd861 Tony Lindgren 2010-02-26 510 } 9418c65f9bd861 Tony Lindgren 2010-02-26 511 #endif /* CONFIG_MMC_OMAP */ 9418c65f9bd861 Tony Lindgren 2010-02-26 512
:::::: The code at line 508 was first introduced by commit :::::: 9418c65f9bd861d0f7e39aab9cfb3aa6f2275d11 omap2: Initialize Menelaus and MMC for N8X0
:::::: TO: Tony Lindgren <tony@atomide.com> :::::: CC: Tony Lindgren <tony@atomide.com>
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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