* [plbossart-sound:sdw/bios-workaround 17/17] sound/soc/codecs/rt711-sdw.c:474:28: warning: data argument not used by format string
@ 2021-01-22 8:32 kernel test robot
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From: kernel test robot @ 2021-01-22 8:32 UTC (permalink / raw)
To: kbuild-all
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tree: https://github.com/plbossart/sound sdw/bios-workaround
head: c19a33acf26ede628da999ba4880d5900d9f0275
commit: c19a33acf26ede628da999ba4880d5900d9f0275 [17/17] [SQUASHME] rt1711-sdw: better DMI quirk with link_id
config: s390-randconfig-r025-20210121 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project bd3a387ee76f58caa0d7901f3f84e9bb3d006f27)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install s390 cross compiling tool for clang build
# apt-get install binutils-s390x-linux-gnu
# https://github.com/plbossart/sound/commit/c19a33acf26ede628da999ba4880d5900d9f0275
git remote add plbossart-sound https://github.com/plbossart/sound
git fetch --no-tags plbossart-sound sdw/bios-workaround
git checkout c19a33acf26ede628da999ba4880d5900d9f0275
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
include/uapi/linux/swab.h:19:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0x000000ffUL) << 24) | \
^
In file included from sound/soc/codecs/rt711-sdw.c:17:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:80:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : \
^
include/uapi/linux/swab.h:20:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0x0000ff00UL) << 8) | \
^
In file included from sound/soc/codecs/rt711-sdw.c:17:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:80:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : \
^
include/uapi/linux/swab.h:21:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0x00ff0000UL) >> 8) | \
^
In file included from sound/soc/codecs/rt711-sdw.c:17:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:80:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : \
^
include/uapi/linux/swab.h:22:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0xff000000UL) >> 24)))
^
In file included from sound/soc/codecs/rt711-sdw.c:17:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:80:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:120:12: note: expanded from macro '__swab32'
__fswab32(x))
^
In file included from sound/soc/codecs/rt711-sdw.c:17:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:80:
include/asm-generic/io.h:501:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:511:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:521:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:609:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:617:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:625:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:634:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:643:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:652:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
>> sound/soc/codecs/rt711-sdw.c:474:28: warning: data argument not used by format string [-Wformat-extra-args]
__func__, id->part_id, slave->bus->link_id);
^
include/linux/dev_printk.h:131:47: note: expanded from macro 'dev_dbg'
dev_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__); \
~~~ ^
21 warnings generated.
vim +474 sound/soc/codecs/rt711-sdw.c
38dc8f0688634a65 Pierre-Louis Bossart 2021-01-21 456
320b8b0d13b81f36 Shuming Fan 2019-12-27 457 static int rt711_sdw_probe(struct sdw_slave *slave,
320b8b0d13b81f36 Shuming Fan 2019-12-27 458 const struct sdw_device_id *id)
320b8b0d13b81f36 Shuming Fan 2019-12-27 459 {
320b8b0d13b81f36 Shuming Fan 2019-12-27 460 struct regmap *sdw_regmap, *regmap;
38dc8f0688634a65 Pierre-Louis Bossart 2021-01-21 461 const struct dmi_system_id *dmi_id;
c19a33acf26ede62 Pierre-Louis Bossart 2021-01-21 462 unsigned long link_id;
320b8b0d13b81f36 Shuming Fan 2019-12-27 463
d8b1f84994d843ee Pierre-Louis Bossart 2021-01-20 464 /* only allow BIOS work-around in specific configurations */
c19a33acf26ede62 Pierre-Louis Bossart 2021-01-21 465 if (id->part_id == 0x701) {
38dc8f0688634a65 Pierre-Louis Bossart 2021-01-21 466 dmi_id = dmi_first_match(rt701_quirk_table);
c19a33acf26ede62 Pierre-Louis Bossart 2021-01-21 467 if (!dmi_id) {
c19a33acf26ede62 Pierre-Louis Bossart 2021-01-21 468 dev_dbg(&slave->dev, "%s: probe workaround requires DMI quirk\n", __func__);
c19a33acf26ede62 Pierre-Louis Bossart 2021-01-21 469 return -ENODEV;
c19a33acf26ede62 Pierre-Louis Bossart 2021-01-21 470 }
c19a33acf26ede62 Pierre-Louis Bossart 2021-01-21 471 link_id = (unsigned long)dmi_id->driver_data;
c19a33acf26ede62 Pierre-Louis Bossart 2021-01-21 472 if (link_id != slave->bus->link_id) {
c19a33acf26ede62 Pierre-Louis Bossart 2021-01-21 473 dev_dbg(&slave->dev, "%s: probe workaround on link %d not supported\n",
d8b1f84994d843ee Pierre-Louis Bossart 2021-01-20 @474 __func__, id->part_id, slave->bus->link_id);
d8b1f84994d843ee Pierre-Louis Bossart 2021-01-20 475 return -ENODEV;
d8b1f84994d843ee Pierre-Louis Bossart 2021-01-20 476 }
c19a33acf26ede62 Pierre-Louis Bossart 2021-01-21 477 }
d8b1f84994d843ee Pierre-Louis Bossart 2021-01-20 478
320b8b0d13b81f36 Shuming Fan 2019-12-27 479 /* Regmap Initialization */
320b8b0d13b81f36 Shuming Fan 2019-12-27 480 sdw_regmap = devm_regmap_init_sdw(slave, &rt711_sdw_regmap);
be1a4b2c56db860a Vinod Koul 2020-08-26 481 if (IS_ERR(sdw_regmap))
be1a4b2c56db860a Vinod Koul 2020-08-26 482 return PTR_ERR(sdw_regmap);
320b8b0d13b81f36 Shuming Fan 2019-12-27 483
320b8b0d13b81f36 Shuming Fan 2019-12-27 484 regmap = devm_regmap_init(&slave->dev, NULL,
320b8b0d13b81f36 Shuming Fan 2019-12-27 485 &slave->dev, &rt711_regmap);
b03c29c1b13afa18 Wei Yongjun 2020-01-15 486 if (IS_ERR(regmap))
b03c29c1b13afa18 Wei Yongjun 2020-01-15 487 return PTR_ERR(regmap);
320b8b0d13b81f36 Shuming Fan 2019-12-27 488
d8b1f84994d843ee Pierre-Louis Bossart 2021-01-20 489 slave->id.part_id = 0x711;
320b8b0d13b81f36 Shuming Fan 2019-12-27 490 rt711_init(&slave->dev, sdw_regmap, regmap, slave);
320b8b0d13b81f36 Shuming Fan 2019-12-27 491
320b8b0d13b81f36 Shuming Fan 2019-12-27 492 return 0;
320b8b0d13b81f36 Shuming Fan 2019-12-27 493 }
320b8b0d13b81f36 Shuming Fan 2019-12-27 494
:::::: The code at line 474 was first introduced by commit
:::::: d8b1f84994d843eeac2eff6618c82878798c2179 ASoC: codecs: rt711-sdw: add _ADR to work-around broken DSDT
:::::: TO: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
:::::: CC: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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