Re: [PATCH 2/2] clk: core: link consumer with clock driver

From: kbuild test robot
Date: Fri Nov 23 2018 - 03:30:33 EST


Hi Miquel,

I love your patch! Yet something to improve:

[auto build test ERROR on clk/clk-next]
[also build test ERROR on v4.20-rc3 next-20181122]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Miquel-Raynal/Link-consumer-with-clock-driver/20181123-113833
base: https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next
config: sh-titan_defconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=7.2.0 make.cross ARCH=sh

All errors (new ones prefixed by >>):

drivers//clk/clkdev.c: In function 'clk_get':
>> drivers//clk/clkdev.c:209:3: error: implicit declaration of function '__clk_device_link'; did you mean '__clk_free_clk'? [-Werror=implicit-function-declaration]
__clk_device_link(dev, clk);
^~~~~~~~~~~~~~~~~
__clk_free_clk
drivers//clk/clkdev.c: In function 'clk_put':
>> drivers//clk/clkdev.c:217:2: error: implicit declaration of function '__clk_device_unlink'; did you mean 'device_online'? [-Werror=implicit-function-declaration]
__clk_device_unlink(clk);
^~~~~~~~~~~~~~~~~~~
device_online
cc1: some warnings being treated as errors

vim +209 drivers//clk/clkdev.c

193
194 struct clk *clk_get(struct device *dev, const char *con_id)
195 {
196 const char *dev_id = dev ? dev_name(dev) : NULL;
197 struct clk *clk = NULL;
198
199 if (dev && dev->of_node) {
200 clk = __of_clk_get_by_name(dev->of_node, dev_id, con_id);
201 if (PTR_ERR(clk) == -EPROBE_DEFER)
202 return clk;
203 }
204
205 if (IS_ERR_OR_NULL(clk))
206 clk = clk_get_sys(dev_id, con_id);
207
208 if (!IS_ERR(clk))
> 209 __clk_device_link(dev, clk);
210
211 return clk;
212 }
213 EXPORT_SYMBOL(clk_get);
214
215 void clk_put(struct clk *clk)
216 {
> 217 __clk_device_unlink(clk);
218 __clk_put(clk);
219 }
220 EXPORT_SYMBOL(clk_put);
221

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