[kbuild-all] Re: drivers/net/ethernet/lantiq_etop.c:265:62: error: 'rx_burst_len' undeclared

On 11/8/21 2:29 PM, kernel test robot wrote: > Hi Aleksander, > > FYI, the error/warning still remains. > > tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > head:   d2f38a3c6507b2520101f9a3807ed98f1bdc545a > commit: 14d4e308e0aa0b78dc7a059716861a4380de3535 net: lantiq: configure the burst length in ethernet drivers > date:   8 weeks ago > config: mips-xway_defconfig (attached as .config) > compiler: mips-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 >          # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... >          git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git >          git fetch --no-tags linus master >          git checkout 14d4e308e0aa0b78dc7a059716861a4380de3535 >          # save the attached .config to linux build tree >          mkdir build_dir >          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash > > 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/net/ethernet/lantiq_etop.c: In function 'ltq_etop_hw_init': >>> drivers/net/ethernet/lantiq_etop.c:265:62: error: 'rx_burst_len' undeclared (first use in this function) >       265 |         ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, rx_burst_len); >           |                                                              ^~~~~~~~~~~~ >>>>>>>>>>>>>>>>>>>                                                        priv->rx_burs_len); >     drivers/net/ethernet/lantiq_etop.c:265:62: note: each undeclared identifier is reported only once for each function it appears in >     drivers/net/ethernet/lantiq_etop.c: In function 'ltq_etop_probe': >>> drivers/net/ethernet/lantiq_etop.c:673:15: error: implicit declaration of function 'device_property_read_u32' [-Werror=implicit-function-declaration] >       673 |         err = device_property_read_u32(&pdev->dev, "lantiq,tx-burst-length", &priv->tx_burst_len); >           |               ^~~~~~~~~~~~~~~~~~~~~~~~ >     drivers/net/ethernet/lantiq_etop.c: At top level: >     drivers/net/ethernet/lantiq_etop.c:730:1: warning: no previous prototype for 'init_ltq_etop' [-Wmissing-prototypes] >       730 | init_ltq_etop(void) >           | ^~~~~~~~~~~~~ >     drivers/net/ethernet/lantiq_etop.c: In function 'ltq_etop_hw_init': >     drivers/net/ethernet/lantiq_etop.c:276:25: warning: ignoring return value of 'request_irq' declared with attribute 'warn_unused_result' [-Wunused-result] >       276 |                         request_irq(irq, ltq_etop_dma_irq, 0, "etop_tx", priv); >           |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >     drivers/net/ethernet/lantiq_etop.c:284:25: warning: ignoring return value of 'request_irq' declared with attribute 'warn_unused_result' [-Wunused-result] >       284 |                         request_irq(irq, ltq_etop_dma_irq, 0, "etop_rx", priv); >           |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >     cc1: some warnings being treated as errors Hi Aleksander, Are you taking care of this report from kernel test robot? If not, I can send a patch.