[ti:ti-rt-linux-5.10.y 1100/9999] spi-cadence-quadspi.c:undefined reference to `spi_mem_exec_op'

[kernel test robot <lkp@intel.com>]

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Hi Pratyush,

FYI, the error/warning still remains.

tree:   git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git ti-rt-linux-5.10.y
head:   2c79f99170b96e20b59e6bc5363747564aee4898
commit: be58a6d2184f996fa51cb83c98426fd634606d63 [1100/9999] spi: cadence-qspi: Tune PHY to allow running at higher frequencies
config: riscv-randconfig-r042-20220119 (https://download.01.org/0day-ci/archive/20220121/202201211745.EH6qpInX-lkp(a)intel.com/config)
compiler: riscv64-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
        git remote add ti git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git
        git fetch --no-tags ti ti-rt-linux-5.10.y
        git checkout be58a6d2184f996fa51cb83c98426fd634606d63
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   riscv64-linux-ld: drivers/spi/spi-cadence-quadspi.o: in function `.L0 ':
>> spi-cadence-quadspi.c:(.text+0xbdc): undefined reference to `spi_mem_exec_op'

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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org