Re: [PATCH 3/5] gpio: thunderx: Configure GPIO pins at probe
From: kernel test robot
Date: Wed Apr 27 2022 - 22:00:57 EST
Hi Piyush,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on linusw-gpio/for-next linux/master v5.18-rc4 next-20220427]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/intel-lab-lkp/linux/commits/Piyush-Malgujar/gpio-thunderx-Marvell-GPIO-changes/20220427-225001
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 46cf2c613f4b10eb12f749207b0fd2c1bfae3088
config: alpha-randconfig-r005-20220427 (https://download.01.org/0day-ci/archive/20220428/202204280405.DMzMLx60-lkp@xxxxxxxxx/config)
compiler: alpha-linux-gcc (GCC) 11.3.0
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/intel-lab-lkp/linux/commit/31a85ad65112e3ed61aa418772670eb96a881a4f
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Piyush-Malgujar/gpio-thunderx-Marvell-GPIO-changes/20220427-225001
git checkout 31a85ad65112e3ed61aa418772670eb96a881a4f
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=alpha SHELL=/bin/bash drivers/gpio/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All errors (new ones prefixed by >>):
drivers/gpio/gpio-thunderx.c: In function 'thunderx_gpio_pinsel':
>> drivers/gpio/gpio-thunderx.c:448:23: error: implicit declaration of function 'of_read_number' [-Werror=implicit-function-declaration]
448 | pin = of_read_number(pinsel++, 1);
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/of_read_number +448 drivers/gpio/gpio-thunderx.c
428
429 static void thunderx_gpio_pinsel(struct device *dev,
430 struct thunderx_gpio *txgpio)
431 {
432 struct device_node *node;
433 const __be32 *pinsel;
434 int npins, rlen, i;
435 u32 pin, sel;
436
437 node = dev_of_node(dev);
438 if (!node)
439 return;
440
441 pinsel = of_get_property(node, "pin-cfg", &rlen);
442 if (!pinsel || rlen % 2)
443 return;
444
445 npins = rlen / sizeof(__be32) / 2;
446
447 for (i = 0; i < npins; i++) {
> 448 pin = of_read_number(pinsel++, 1);
449 sel = of_read_number(pinsel++, 1);
450 dev_dbg(dev, "Set GPIO pin %d CFG register to %x\n", pin, sel);
451 writeq(sel, txgpio->register_base + bit_cfg_reg(pin));
452 }
453 }
454
--
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https://01.org/lkp