Re: arch/powerpc/platforms/44x/gpio.c:63:28: sparse: sparse: incorrect type in argument 1 (different base types)

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From: Philip Li <philip.li@intel.com>
To: kernel test robot <lkp@intel.com>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>,
	<oe-kbuild-all@lists.linux.dev>, <linux-kernel@vger.kernel.org>,
	"Michael Ellerman" <mpe@ellerman.id.au>
Subject: Re: arch/powerpc/platforms/44x/gpio.c:63:28: sparse: sparse: incorrect type in argument 1 (different base types)
Date: Tue, 31 Dec 2024 08:47:40 +0800	[thread overview]
Message-ID: <Z3M/LINJXuENMTq3@rli9-mobl> (raw)
In-Reply-To: <202412302306.wrnx9lgU-lkp@intel.com>

On Mon, Dec 30, 2024 at 11:29:52PM +0800, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   fc033cf25e612e840e545f8d5ad2edd6ba613ed5
> commit: d5d1a1a55a7f227c0f41847b0598982f0a93170d powerpc/platforms: Move files from 4xx to 44x
> date:   6 months ago
> config: powerpc-randconfig-r133-20241230 (https://download.01.org/0day-ci/archive/20241230/202412302306.wrnx9lgU-lkp@intel.com/config)
> compiler: powerpc-linux-gcc (GCC) 14.2.0
> reproduce: (https://download.01.org/0day-ci/archive/20241230/202412302306.wrnx9lgU-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/202412302306.wrnx9lgU-lkp@intel.com/
> 
> sparse warnings: (new ones prefixed by >>)

sorry, kindly ignore this report that the commit is not the initial cause.

> >> arch/powerpc/platforms/44x/gpio.c:63:28: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:63:28: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:63:28: sparse:     got restricted __be32 [noderef] __iomem *
> >> arch/powerpc/platforms/44x/gpio.c:103:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:103:9: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:103:9: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:103:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:103:9: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:103:9: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:106:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:106:9: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:106:9: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:106:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:106:9: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:106:9: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:110:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:110:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:110:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:110:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:110:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:110:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:111:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:111:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:111:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:111:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:111:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:111:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:113:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:113:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:113:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:113:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:113:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:113:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:114:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:114:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:114:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:114:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:114:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:114:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:136:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:136:9: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:136:9: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:136:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:136:9: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:136:9: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:139:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:139:9: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:139:9: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:139:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:139:9: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:139:9: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:143:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:143:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:143:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:143:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:143:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:143:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:144:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:144:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:144:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:144:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:144:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:144:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:146:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:146:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:146:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:146:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:146:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:146:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:147:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:147:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:147:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:147:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:147:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:147:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:73:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse:     got restricted __be32 [noderef] __iomem *
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@     got restricted __be32 [noderef] __iomem * @@
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>    arch/powerpc/platforms/44x/gpio.c:75:17: sparse:     got restricted __be32 [noderef] __iomem *
> 
> vim +63 arch/powerpc/platforms/44x/gpio.c
> 
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   51  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   52  /*
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   53   * GPIO LIB API implementation for GPIOs
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   54   *
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   55   * There are a maximum of 32 gpios in each gpio controller.
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   56   */
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   57  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   58  static int ppc4xx_gpio_get(struct gpio_chip *gc, unsigned int gpio)
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   59  {
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   60  	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   61  	struct ppc4xx_gpio __iomem *regs = mm_gc->regs;
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   62  
> eecdf59ad2fb90 arch/powerpc/sysdev/ppc4xx_gpio.c Linus Walleij   2015-12-21  @63  	return !!(in_be32(&regs->ir) & GPIO_MASK(gpio));
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   64  }
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   65  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   66  static inline void
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   67  __ppc4xx_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   68  {
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   69  	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   70  	struct ppc4xx_gpio __iomem *regs = mm_gc->regs;
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   71  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   72  	if (val)
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   73  		setbits32(&regs->or, GPIO_MASK(gpio));
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   74  	else
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   75  		clrbits32(&regs->or, GPIO_MASK(gpio));
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   76  }
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   77  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   78  static void
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   79  ppc4xx_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val)
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   80  {
> 0d36fe65f58391 arch/powerpc/sysdev/ppc4xx_gpio.c Linus Walleij   2015-12-08   81  	struct ppc4xx_gpio_chip *chip = gpiochip_get_data(gc);
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   82  	unsigned long flags;
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   83  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   84  	spin_lock_irqsave(&chip->lock, flags);
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   85  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   86  	__ppc4xx_gpio_set(gc, gpio, val);
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   87  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   88  	spin_unlock_irqrestore(&chip->lock, flags);
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   89  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   90  	pr_debug("%s: gpio: %d val: %d\n", __func__, gpio, val);
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   91  }
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   92  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   93  static int ppc4xx_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio)
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   94  {
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   95  	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
> 0d36fe65f58391 arch/powerpc/sysdev/ppc4xx_gpio.c Linus Walleij   2015-12-08   96  	struct ppc4xx_gpio_chip *chip = gpiochip_get_data(gc);
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   97  	struct ppc4xx_gpio __iomem *regs = mm_gc->regs;
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   98  	unsigned long flags;
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13   99  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  100  	spin_lock_irqsave(&chip->lock, flags);
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  101  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  102  	/* Disable open-drain function */
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13 @103  	clrbits32(&regs->odr, GPIO_MASK(gpio));
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  104  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  105  	/* Float the pin */
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  106  	clrbits32(&regs->tcr, GPIO_MASK(gpio));
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  107  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  108  	/* Bits 0-15 use TSRL/OSRL, bits 16-31 use TSRH/OSRH */
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  109  	if (gpio < 16) {
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  110  		clrbits32(&regs->osrl, GPIO_MASK2(gpio));
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  111  		clrbits32(&regs->tsrl, GPIO_MASK2(gpio));
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  112  	} else {
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  113  		clrbits32(&regs->osrh, GPIO_MASK2(gpio));
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  114  		clrbits32(&regs->tsrh, GPIO_MASK2(gpio));
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  115  	}
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  116  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  117  	spin_unlock_irqrestore(&chip->lock, flags);
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  118  
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  119  	return 0;
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  120  }
> 878e7556bfe7b1 arch/powerpc/sysdev/ppc4xx_gpio.c Steven A. Falco 2008-10-13  121  
> 
> :::::: The code at line 63 was first introduced by commit
> :::::: eecdf59ad2fb90d8238a42e2ec41f165964349bb powerpc: ppc4cc/gpio: Be sure to clamp return value
> 
> :::::: TO: Linus Walleij <linus.walleij@linaro.org>
> :::::: CC: Linus Walleij <linus.walleij@linaro.org>
> 
> -- 
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki
>

next prev parent reply	other threads:[~2024-12-31  0:48 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-12-30 15:29 kernel test robot
2024-12-31  0:47 ` Philip Li [this message]
  -- strict thread matches above, loose matches on Subject: below --
2024-11-20 12:37 kernel test robot
2024-09-21 20:53 kernel test robot
2024-08-01  2:43 kernel test robot

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