3:24 a.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git
ib-mfd-clk-gpio-regulator-rtc-5.13
head: 5a8a64d9a38b9d3794f9f5e153fc0358b858cc24
commit: 9cf37cec4b7d2cb972ba1682dd5c8f39a5761129 [10/16] regulator: rohm-regulator: linear
voltage support
config: i386-randconfig-s001-20210414 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-280-g2cd6d34e-dirty
#
https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git/commit/?id=9c...
git remote add lee-mfd
https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git
git fetch --no-tags lee-mfd ib-mfd-clk-gpio-regulator-rtc-5.13
git checkout 9cf37cec4b7d2cb972ba1682dd5c8f39a5761129
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
drivers/regulator/rohm-regulator.c: In function 'set_dvs_level':
> drivers/regulator/rohm-regulator.c:44:10: error: implicit
declaration of function 'regulator_desc_list_voltage_linear'; did you mean
'regulator_list_voltage_linear'? [-Werror=implicit-function-declaration]
44 | ret = regulator_desc_list_voltage_linear(desc, i);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| regulator_list_voltage_linear
cc1: some warnings being treated as errors
vim +44 drivers/regulator/rohm-regulator.c
10
11 static int set_dvs_level(const struct regulator_desc *desc,
12 struct device_node *np, struct regmap *regmap,
13 char *prop, unsigned int reg, unsigned int mask,
14 unsigned int omask, unsigned int oreg)
15 {
16 int ret, i;
17 uint32_t uv;
18
19 ret = of_property_read_u32(np, prop, &uv);
20 if (ret) {
21 if (ret != -EINVAL)
22 return ret;
23 return 0;
24 }
25 /* If voltage is set to 0 => disable */
26 if (uv == 0) {
27 if (omask)
28 return regmap_update_bits(regmap, oreg, omask, 0);
29 }
30 /* Some setups don't allow setting own voltage but do allow enabling */
31 if (!mask) {
32 if (omask)
33 return regmap_update_bits(regmap, oreg, omask, omask);
34
35 return -EINVAL;
36 }
37 for (i = 0; i < desc->n_voltages; i++) {
38 /* NOTE to next hacker - Does not support pickable ranges */
39 if (desc->linear_range_selectors)
40 return -EINVAL;
41 if (desc->n_linear_ranges)
42 ret = regulator_desc_list_voltage_linear_range(desc, i);
43 else
44 ret = regulator_desc_list_voltage_linear(desc, i);
45 if (ret < 0)
46 continue;
47 if (ret == uv) {
48 i <<= ffs(desc->vsel_mask) - 1;
49 ret = regmap_update_bits(regmap, reg, mask, i);
50 if (omask && !ret)
51 ret = regmap_update_bits(regmap, oreg, omask,
52 omask);
53 break;
54 }
55 }
56 return ret;
57 }
58
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org