* [lee-leds:for-leds-next 65/65] drivers/leds/leds-lp5569.c:204:31: error: incompatible pointer types passing 'int *' to parameter of type 'u8 *' (aka 'unsigned char *')
@ 2024-07-12 0:40 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-07-12 0:40 UTC (permalink / raw)
To: Christian Marangi; +Cc: llvm, oe-kbuild-all, linux-leds, Lee Jones
tree: https://git.kernel.org/pub/scm/linux/kernel/git/lee/leds.git for-leds-next
head: d9cc80b1c9b40a33c022e125b7f9555813c7f385
commit: d9cc80b1c9b40a33c022e125b7f9555813c7f385 [65/65] leds: leds-lp5569: Enable chip after chip configuration
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20240712/202407120801.PxZUtOgp-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project a0c6b8aef853eedaa0980f07c0a502a5a8a9740e)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240712/202407120801.PxZUtOgp-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/202407120801.PxZUtOgp-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/leds/leds-lp5569.c:10:
In file included from include/linux/i2c.h:13:
In file included from include/linux/acpi.h:14:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:173:
In file included from arch/s390/include/asm/mmu_context.h:11:
In file included from arch/s390/include/asm/pgalloc.h:18:
In file included from include/linux/mm.h:2253:
include/linux/vmstat.h:500:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
500 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
501 | item];
| ~~~~
include/linux/vmstat.h:507:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
507 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
508 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
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_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:519:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
519 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
520 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:528:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
528 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
529 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/leds/leds-lp5569.c:11:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
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/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
| ^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
| ^
In file included from drivers/leds/leds-lp5569.c:11:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
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/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
| ^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
| ^
In file included from drivers/leds/leds-lp5569.c:11:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
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);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
693 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
701 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
709 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
718 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
727 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
736 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
>> drivers/leds/leds-lp5569.c:204:31: error: incompatible pointer types passing 'int *' to parameter of type 'u8 *' (aka 'unsigned char *') [-Werror,-Wincompatible-pointer-types]
204 | chip, LP5569_REG_STATUS, &val);
| ^~~~
include/linux/iopoll.h:46:14: note: expanded from macro 'read_poll_timeout'
46 | (val) = op(args); \
| ^~~~
drivers/leds/leds-lp55xx-common.h:229:62: note: passing argument to parameter 'val' here
229 | extern int lp55xx_read(struct lp55xx_chip *chip, u8 reg, u8 *val);
| ^
>> drivers/leds/leds-lp5569.c:204:31: error: incompatible pointer types passing 'int *' to parameter of type 'u8 *' (aka 'unsigned char *') [-Werror,-Wincompatible-pointer-types]
204 | chip, LP5569_REG_STATUS, &val);
| ^~~~
include/linux/iopoll.h:51:15: note: expanded from macro 'read_poll_timeout'
51 | (val) = op(args); \
| ^~~~
drivers/leds/leds-lp55xx-common.h:229:62: note: passing argument to parameter 'val' here
229 | extern int lp55xx_read(struct lp55xx_chip *chip, u8 reg, u8 *val);
| ^
17 warnings and 2 errors generated.
vim +204 drivers/leds/leds-lp5569.c
171
172 static int lp5569_post_init_device(struct lp55xx_chip *chip)
173 {
174 int ret;
175 int val;
176
177 val = LP5569_DEFAULT_CONFIG;
178 val |= FIELD_PREP(LP5569_CP_MODE_MASK, chip->pdata->charge_pump_mode);
179 ret = lp55xx_write(chip, LP5569_REG_MISC, val);
180 if (ret)
181 return ret;
182
183 if (chip->pdata->clock_mode == LP55XX_CLOCK_INT) {
184 /* Internal clock MUST be configured before CLK output */
185 ret = lp55xx_update_bits(chip, LP5569_REG_MISC,
186 LP5569_INTERNAL_CLK,
187 LP5569_INTERNAL_CLK);
188 if (ret)
189 return ret;
190
191 ret = lp55xx_update_bits(chip, LP5569_REG_IO_CONTROL,
192 LP5569_CLK_OUTPUT,
193 LP5569_CLK_OUTPUT);
194 if (ret)
195 return ret;
196 }
197
198 ret = lp55xx_write(chip, LP5569_REG_ENABLE, LP5569_ENABLE);
199 if (ret)
200 return ret;
201
202 read_poll_timeout(lp55xx_read, ret, !(val & LP5569_STARTUP_BUSY),
203 LP5569_STARTUP_SLEEP, LP5569_STARTUP_SLEEP * 10, false,
> 204 chip, LP5569_REG_STATUS, &val);
205
206 return lp5569_init_program_engine(chip);
207 }
208
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2024-07-12 0:40 [lee-leds:for-leds-next 65/65] drivers/leds/leds-lp5569.c:204:31: error: incompatible pointer types passing 'int *' to parameter of type 'u8 *' (aka 'unsigned char *') kernel test robot
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