tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing head: 7f490ac24ed4b59ef8807c31e46a9afea1ca43c6 commit: d5237f6946360a240ad70699642587a9dc95d254 [42/91] serial: amba-pl011: Add basic rs485 support config: arm-mxs_defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout d5237f6946360a240ad70699642587a9dc95d254 # save the attached .config to linux build tree make.cross ARCH=arm All errors (new ones prefixed by >>): drivers/tty/serial/amba-pl011.c: In function 'pl011_setup_port': >> drivers/tty/serial/amba-pl011.c:2610:2: error: implicit declaration of function 'of_get_rs485_mode' [-Werror=implicit-function-declaration] of_get_rs485_mode(dev->of_node, &uap->port.rs485); ^~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/of_get_rs485_mode +2610 drivers/tty/serial/amba-pl011.c 2599 2600 static int pl011_setup_port(struct device *dev, struct uart_amba_port *uap, 2601 struct resource *mmiobase, int index) 2602 { 2603 void __iomem *base; 2604 2605 base = devm_ioremap_resource(dev, mmiobase); 2606 if (IS_ERR(base)) 2607 return PTR_ERR(base); 2608 2609 index = pl011_probe_dt_alias(index, dev); > 2610 of_get_rs485_mode(dev->of_node, &uap->port.rs485); 2611 2612 uap->old_cr = 0; 2613 uap->port.dev = dev; 2614 uap->port.mapbase = mmiobase->start; 2615 uap->port.membase = base; 2616 uap->port.fifosize = uap->fifosize; 2617 uap->port.flags = UPF_BOOT_AUTOCONF; 2618 uap->port.line = index; 2619 2620 amba_ports[index] = uap; 2621 2622 return 0; 2623 } 2624 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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