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Date: Wed, 16 Aug 2023 18:41:20 +0800
From: kernel test robot <lkp@...el.com>
To: Seven Lee <wtli@...oton.com>, broonie@...nel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
lgirdwood@...il.com, alsa-devel@...a-project.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
robh+dt@...nel.org, conor+dt@...nel.org, YHCHuang@...oton.com,
KCHSU0@...oton.com, CTLIN0@...oton.com, WTLI@...oton.com,
SJLIN0@...oton.com, scott6986@...il.com, supercraig0719@...il.com,
dardar923@...il.com
Subject: Re: [PATCH 2/2] ASoC: nau8821: Improve AMIC recording performance.
Hi Seven,
kernel test robot noticed the following build warnings:
[auto build test WARNING on broonie-sound/for-next]
[also build test WARNING on next-20230816]
[cannot apply to linus/master v6.5-rc6]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Seven-Lee/ASoC-nau8821-Improve-AMIC-recording-performance/20230816-160236
base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
patch link: https://lore.kernel.org/r/20230816080006.1624342-2-wtli%40nuvoton.com
patch subject: [PATCH 2/2] ASoC: nau8821: Improve AMIC recording performance.
config: hexagon-randconfig-r003-20230816 (https://download.01.org/0day-ci/archive/20230816/202308161844.humS3QWm-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce: (https://download.01.org/0day-ci/archive/20230816/202308161844.humS3QWm-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202308161844.humS3QWm-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from sound/soc/codecs/nau8821.c:15:
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:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
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'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from sound/soc/codecs/nau8821.c:15:
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:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:573:61: 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/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from sound/soc/codecs/nau8821.c:15:
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:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:584:33: 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:594:59: 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:604:59: 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);
~~~~~~~~~~ ^
>> sound/soc/codecs/nau8821.c:649:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
default:
^
sound/soc/codecs/nau8821.c:649:2: note: insert 'break;' to avoid fall-through
default:
^
break;
7 warnings generated.
vim +649 sound/soc/codecs/nau8821.c
626
627 static int nau8821_left_fepga_event(struct snd_soc_dapm_widget *w,
628 struct snd_kcontrol *kcontrol, int event)
629 {
630 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
631 struct nau8821 *nau8821 = snd_soc_component_get_drvdata(component);
632
633 if (!nau8821->left_input_single_end)
634 return 0;
635
636 switch (event) {
637 case SND_SOC_DAPM_POST_PMU:
638 regmap_update_bits(nau8821->regmap, NAU8821_R77_FEPGA,
639 NAU8821_ACDC_CTRL_MASK | NAU8821_FEPGA_MODEL_MASK,
640 NAU8821_ACDC_VREF_MICN | NAU8821_FEPGA_MODEL_AAF);
641 regmap_update_bits(nau8821->regmap, NAU8821_R76_BOOST,
642 NAU8821_HP_BOOST_DISCHRG_EN, NAU8821_HP_BOOST_DISCHRG_EN);
643 break;
644 case SND_SOC_DAPM_POST_PMD:
645 regmap_update_bits(nau8821->regmap, NAU8821_R77_FEPGA,
646 NAU8821_ACDC_CTRL_MASK | NAU8821_FEPGA_MODEL_MASK, 0);
647 regmap_update_bits(nau8821->regmap, NAU8821_R76_BOOST,
648 NAU8821_HP_BOOST_DISCHRG_EN, 0);
> 649 default:
650 break;
651 }
652
653 return 0;
654 }
655
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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