[arm-platforms:irq/irq_chip_ro 1/9] drivers/irqchip/irq-gic.c:405:3: error: implicit declaration of function 'seq_printf'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git irq/irq_chip_ro
head:   f63a5ded3ea0cd2c587db00f89d219789fbee683
commit: 6a55685f591b540217d642fc5e0799634ee29a91 [1/9] irqchip/gic: Switch to dynamic chip name output
config: arm64-randconfig-r024-20220131 (https://download.01.org/0day-ci/archive/20220131/202201311355.HUXeoGa5-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project f1c18acb07aa40f42b87b70462a6d1ab77a4825c)
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 arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/commit/?id=6a55685f591b540217d642fc5e0799634ee29a91
        git remote add arm-platforms https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
        git fetch --no-tags arm-platforms irq/irq_chip_ro
        git checkout 6a55685f591b540217d642fc5e0799634ee29a91
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/irqchip/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All errors (new ones prefixed by >>):

>> drivers/irqchip/irq-gic.c:405:3: error: implicit declaration of function 'seq_printf' [-Werror,-Wimplicit-function-declaration]
                   seq_printf(p, "%s", gic->chip.parent_device->of_node->name);
                   ^
   1 error generated.


vim +/seq_printf +405 drivers/irqchip/irq-gic.c

   399	
   400	static void gic_irq_print_chip(struct irq_data *d, struct seq_file *p)
   401	{
   402		struct gic_chip_data *gic = irq_data_get_irq_chip_data(d);
   403	
   404		if (gic->chip.parent_device)
 > 405			seq_printf(p, "%s", gic->chip.parent_device->of_node->name);
   406		else if (static_branch_likely(&supports_deactivate_key) &&
   407			 gic == &gic_data[0])
   408			seq_printf(p, "GICv2");
   409		else
   410			seq_printf(p, "GIC-%d", (int)(gic - &gic_data[0]));
   411	}
   412	

---
0-DAY CI Kernel Test Service, Intel Corporation
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