linux-kernel - sound/soc/renesas/sh7760-ac97.c:43:17: sparse: sparse: incorrect type in argument 1 (different base types)

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Message-ID: <202502270743.XHyhWKWp-lkp@intel.com>
Date: Thu, 27 Feb 2025 07:41:38 +0800
From: kernel test robot <lkp@...el.com>
To: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Mark Brown <broonie@...nel.org>
Subject: sound/soc/renesas/sh7760-ac97.c:43:17: sparse: sparse: incorrect
 type in argument 1 (different base types)

Hi Lad,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   f4ce1f3318ad4bc12463698696ebc36b145a6aa3
commit: c087a94bea49acf34d651f7308506fe462a937b3 ASoC: Rename "sh" to "renesas"
date:   4 months ago
config: sh-randconfig-r132-20250226 (https://download.01.org/0day-ci/archive/20250227/202502270743.XHyhWKWp-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 14.2.0
reproduce: (https://download.01.org/0day-ci/archive/20250227/202502270743.XHyhWKWp-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/202502270743.XHyhWKWp-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> sound/soc/renesas/sh7760-ac97.c:43:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected void const volatile [noderef] __iomem *ptr @@     got unsigned int @@
   sound/soc/renesas/sh7760-ac97.c:43:17: sparse:     expected void const volatile [noderef] __iomem *ptr
   sound/soc/renesas/sh7760-ac97.c:43:17: sparse:     got unsigned int
   sound/soc/renesas/sh7760-ac97.c:44:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected void const volatile [noderef] __iomem *ptr @@     got unsigned int @@
   sound/soc/renesas/sh7760-ac97.c:44:9: sparse:     expected void const volatile [noderef] __iomem *ptr
   sound/soc/renesas/sh7760-ac97.c:44:9: sparse:     got unsigned int
--
>> sound/soc/renesas/hac.c:77:3: sparse: sparse: symbol 'hac_cpu_data' was not declared. Should it be static?

vim +43 sound/soc/renesas/sh7760-ac97.c

aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  36  
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  37  static int __init sh7760_ac97_init(void)
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  38  {
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  39  	int ret;
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  40  	unsigned short ipsel;
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  41  
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  42  	/* enable both AC97 controllers in pinmux reg */
48ccb2ceec6fb1d sound/soc/sh/sh7760-ac97.c Paul Mundt    2010-10-27 @43  	ipsel = __raw_readw(IPSEL);
48ccb2ceec6fb1d sound/soc/sh/sh7760-ac97.c Paul Mundt    2010-10-27  44  	__raw_writew(ipsel | (3 << 10), IPSEL);
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  45  
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  46  	ret = -ENOMEM;
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  47  	sh7760_ac97_snd_device = platform_device_alloc("soc-audio", -1);
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  48  	if (!sh7760_ac97_snd_device)
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  49  		goto out;
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  50  
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  51  	platform_set_drvdata(sh7760_ac97_snd_device,
f0fba2ad1b6b53d sound/soc/sh/sh7760-ac97.c Liam Girdwood 2010-03-17  52  			     &sh7760_ac97_soc_machine);
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  53  	ret = platform_device_add(sh7760_ac97_snd_device);
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  54  
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  55  	if (ret)
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  56  		platform_device_put(sh7760_ac97_snd_device);
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  57  
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  58  out:
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  59  	return ret;
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  60  }
aef3b06ac69783d sound/soc/sh/sh7760-ac97.c Manuel Lauss  2007-05-14  61  

:::::: The code at line 43 was first introduced by commit
:::::: 48ccb2ceec6fb1d46d1bc92dadc602d4341a0149 sound: sh: ctrl_in/outX to __raw_read/writeX conversion.

:::::: TO: Paul Mundt <lethal@...ux-sh.org>
:::::: CC: Paul Mundt <lethal@...ux-sh.org>

-- 
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https://github.com/intel/lkp-tests/wiki