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SubjectRe: [PATCH v2 1/2] mfd: arizona: Update reset pin to use GPIOD
Hi Charles,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on ljones-mfd/for-mfd-next]
[also build test ERROR on v4.16-rc2 next-20180220]
[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/Charles-Keepax/mfd-arizona-Update-reset-pin-to-use-GPIOD/20180220-203926
base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git for-mfd-next
config: x86_64-randconfig-r0-02202307 (attached as .config)
compiler: gcc-6 (Debian 6.4.0-9) 6.4.0 20171026
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All errors (new ones prefixed by >>):

drivers//mfd/arizona-core.c: In function 'arizona_enable_reset':
>> drivers//mfd/arizona-core.c:281:2: error: implicit declaration of function 'gpiod_set_value_cansleep' [-Werror=implicit-function-declaration]
gpiod_set_value_cansleep(arizona->pdata.reset, 0);
^~~~~~~~~~~~~~~~~~~~~~~~
drivers//mfd/arizona-core.c: In function 'arizona_of_get_core_pdata':
>> drivers//mfd/arizona-core.c:801:17: error: implicit declaration of function 'devm_gpiod_get_from_of_node' [-Werror=implicit-function-declaration]
pdata->reset = devm_gpiod_get_from_of_node(arizona->dev,
^~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers//mfd/arizona-core.c:804:10: error: 'GPIOD_OUT_LOW' undeclared (first use in this function)
GPIOD_OUT_LOW,
^~~~~~~~~~~~~
drivers//mfd/arizona-core.c:804:10: note: each undeclared identifier is reported only once for each function it appears in
drivers//mfd/arizona-core.c: In function 'arizona_dev_init':
>> drivers//mfd/arizona-core.c:1065:26: error: implicit declaration of function 'devm_gpiod_get' [-Werror=implicit-function-declaration]
arizona->pdata.reset = devm_gpiod_get(arizona->dev, "reset",
^~~~~~~~~~~~~~
drivers//mfd/arizona-core.c:1066:13: error: 'GPIOD_OUT_LOW' undeclared (first use in this function)
GPIOD_OUT_LOW);
^~~~~~~~~~~~~
cc1: some warnings being treated as errors

vim +/gpiod_set_value_cansleep +281 drivers//mfd/arizona-core.c

278
279 static inline void arizona_enable_reset(struct arizona *arizona)
280 {
> 281 gpiod_set_value_cansleep(arizona->pdata.reset, 0);
282 }
283

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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