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Date:   Mon, 24 Aug 2020 06:29:39 +0800
From:   kernel test robot <lkp@...el.com>
To:     Luc Van Oostenryck <luc.vanoostenryck@...il.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: arch/powerpc/platforms/4xx/gpio.c:63:28: sparse: sparse: incorrect
 type in argument 1 (different base types)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   d012a7190fc1fd72ed48911e77ca97ba4521bccd
commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces
date:   9 weeks ago
config: powerpc64-randconfig-s032-20200824 (attached as .config)
compiler: powerpc-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.2-191-g10164920-dirty
        git checkout 670d0a4b10704667765f7d18f7592993d02783aa
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=powerpc64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>


sparse warnings: (new ones prefixed by >>)

>> arch/powerpc/platforms/4xx/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/4xx/gpio.c:63:28: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
>> arch/powerpc/platforms/4xx/gpio.c:63:28: sparse:     got restricted __be32 [noderef] __iomem *
>> arch/powerpc/platforms/4xx/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/4xx/gpio.c:103:9: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:103:9: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:103:9: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:103:9: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:106:9: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:106:9: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:106:9: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:106:9: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:110:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:110:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:110:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:110:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:111:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:111:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:111:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:111:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:113:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:113:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:113:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:113:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:114:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:114:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:114:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:114:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:136:9: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:136:9: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:136:9: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:136:9: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:139:9: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:139:9: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:139:9: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:139:9: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:143:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:143:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:143:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:143:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:144:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:144:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:144:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:144:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:146:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:146:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:146:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:146:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:147:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:147:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:147:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:147:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:73:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:73:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:73:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:73:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:75:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:75:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:75:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:75:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:73:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:73:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:73:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:73:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:75:17: sparse:     expected unsigned int volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:75:17: sparse:     got restricted __be32 [noderef] __iomem *
   arch/powerpc/platforms/4xx/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/4xx/gpio.c:75:17: sparse:     expected unsigned int const volatile [noderef] [usertype] __iomem *addr
   arch/powerpc/platforms/4xx/gpio.c:75:17: sparse:     got restricted __be32 [noderef] __iomem *

# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=670d0a4b10704667765f7d18f7592993d02783aa
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 670d0a4b10704667765f7d18f7592993d02783aa
vim +63 arch/powerpc/platforms/4xx/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@...aro.org>
:::::: CC: Linus Walleij <linus.walleij@...aro.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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