From: kernel test robot <lkp@intel.com>
To: Noah Wang <noahwang.wang@outlook.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
linux-hwmon@vger.kernel.org, Guenter Roeck <linux@roeck-us.net>
Subject: [groeck-staging:hwmon-next 63/63] drivers/hwmon/pmbus/mp9941.c:60:33: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations
Date: Thu, 13 Jun 2024 11:48:12 +0800 [thread overview]
Message-ID: <202406131151.XhKU0bke-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
head: c16fa69677811f3a33ef5d4102f106a3f8c5cbdf
commit: c16fa69677811f3a33ef5d4102f106a3f8c5cbdf [63/63] hwmon: add MP9941 driver
config: hexagon-allyesconfig (https://download.01.org/0day-ci/archive/20240613/202406131151.XhKU0bke-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 4403cdbaf01379de96f8d0d6ea4f51a085e37766)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240613/202406131151.XhKU0bke-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202406131151.XhKU0bke-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/hwmon/pmbus/mp9941.c:6:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
548 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
| ^
In file included from drivers/hwmon/pmbus/mp9941.c:6:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
| ^
In file included from drivers/hwmon/pmbus/mp9941.c:6:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
585 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
In file included from drivers/hwmon/pmbus/mp9941.c:6:
In file included from include/linux/i2c.h:19:
In file included from include/linux/regulator/consumer.h:35:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:21:
In file included from include/linux/mm.h:2253:
include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
514 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
>> drivers/hwmon/pmbus/mp9941.c:60:33: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
60 | ret = (ret & ~GENMASK(7, 6)) | FIELD_PREP(GENMASK(7, 6), 3);
| ^
>> drivers/hwmon/pmbus/mp9941.c:84:6: error: call to undeclared function 'FIELD_GET'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
84 | if (FIELD_GET(GENMASK(4, 4), ret))
| ^
drivers/hwmon/pmbus/mp9941.c:104:33: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
104 | ret = (ret & ~GENMASK(3, 2)) | FIELD_PREP(GENMASK(3, 2), 0);
| ^
7 warnings and 3 errors generated.
vim +/FIELD_PREP +60 drivers/hwmon/pmbus/mp9941.c
43
44 static int mp9941_set_vout_format(struct i2c_client *client)
45 {
46 int ret;
47
48 ret = i2c_smbus_write_byte_data(client, PMBUS_PAGE, 0);
49 if (ret < 0)
50 return ret;
51
52 ret = i2c_smbus_read_word_data(client, MFR_RESO_SET);
53 if (ret < 0)
54 return ret;
55
56 /*
57 * page = 0, MFR_RESO_SET[7:6] defines the vout format
58 * 2'b11 set the vout format as direct
59 */
> 60 ret = (ret & ~GENMASK(7, 6)) | FIELD_PREP(GENMASK(7, 6), 3);
61
62 return i2c_smbus_write_word_data(client, MFR_RESO_SET, ret);
63 }
64
65 static int
66 mp9941_identify_vid_resolution(struct i2c_client *client, struct pmbus_driver_info *info)
67 {
68 struct mp9941_data *data = to_mp9941_data(info);
69 int ret;
70
71 /*
72 * page = 2, MFR_VR_MULTI_CONFIG_R1[4:4] defines rail1 vid step value
73 * 1'b0 represents the vid step value is 10mV
74 * 1'b1 represents the vid step value is 5mV
75 */
76 ret = i2c_smbus_write_byte_data(client, PMBUS_PAGE, 2);
77 if (ret < 0)
78 return ret;
79
80 ret = i2c_smbus_read_word_data(client, MFR_VR_MULTI_CONFIG_R1);
81 if (ret < 0)
82 return ret;
83
> 84 if (FIELD_GET(GENMASK(4, 4), ret))
85 data->vid_resolution = 5;
86 else
87 data->vid_resolution = 10;
88
89 return 0;
90 }
91
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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