Re: [net-next 19/19] can: flexcan: add CAN wakeup function for i.MX8QM

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On 1/7/21 2:56 PM, kernel test robot wrote:
> [auto build test ERROR on net-next/master]

This looks like a false positive to me.

> url:    https://github.com/0day-ci/linux/commits/Marc-Kleine-Budde/can-tcan4x5x-replace-DEVICE_NAME-by-KBUILD_MODNAME/20210107-184956
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 3db1a3fa98808aa90f95ec3e0fa2fc7abf28f5c9
> config: riscv-randconfig-r013-20210107 (attached as .config)
> compiler: riscv64-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
>         # https://github.com/0day-ci/linux/commit/90434a61388963ddee49d0c805226dd4b56df274
>         git remote add linux-review https://github.com/0day-ci/linux
>         git fetch --no-tags linux-review Marc-Kleine-Budde/can-tcan4x5x-replace-DEVICE_NAME-by-KBUILD_MODNAME/20210107-184956

This doesn't work for me:

> ➜ git remote add linux-review https://github.com/0day-ci/linux
> ➜ git fetch --no-tags linux-review Marc-Kleine-Budde/can-tcan4x5x-replace-DEVICE_NAME-by-KBUILD_MODNAME/20210107-184956
> fatal: couldn't find remote ref Marc-Kleine-Budde/can-tcan4x5x-replace-DEVICE_NAME-by-KBUILD_MODNAME/20210107-184956

>         git checkout 90434a61388963ddee49d0c805226dd4b56df274
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv 
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> 
> All errors (new ones prefixed by >>):
> 
>    riscv64-linux-ld: drivers/net/can/flexcan.o: in function `.L359':
>>> flexcan.c:(.text+0x1844): undefined reference to `imx_scu_get_handle'

Please have a look at the end of patch 1:

> http://lore.kernel.org/r/20210107094900.173046-2-mkl@xxxxxxxxxxxxxx

Where it says:

> base-commit: ede71cae72855f8d6f6268510895210adc317666

This tree contains:

> 95de5094f5ac firmware: imx: add dummy functions

which provides no-op static inline for the function the linker complains about.

regards,
Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |

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