tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 9123e3a74ec7b934a4a099e98af6a61c2f80bbf5 commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces date: 9 weeks ago config: arm-randconfig-s031-20200816 (attached as .config) compiler: arm-linux-gnueabi-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: v0.6.2-180-g49f7e13a-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=arm
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> sparse warnings: (new ones prefixed by >>) >> drivers/gpio/gpio-sa1100.c:104:21: sparse: sparse: cast removes address >> space '__iomem' of expression >> drivers/gpio/gpio-sa1100.c:104:21: sparse: sparse: incorrect type in >> initializer (different address spaces) @@ expected void [noderef] >> __iomem *membase @@ got void * @@ >> drivers/gpio/gpio-sa1100.c:104:21: sparse: expected void [noderef] >> __iomem *membase drivers/gpio/gpio-sa1100.c:104:21: sparse: got void * >> drivers/gpio/gpio-sa1100.c:115:25: sparse: sparse: incorrect type in >> initializer (different address spaces) @@ expected void *base @@ got >> void [noderef] __iomem *membase @@ drivers/gpio/gpio-sa1100.c:115:25: sparse: expected void *base >> drivers/gpio/gpio-sa1100.c:115:25: sparse: got void [noderef] __iomem >> *membase >> drivers/gpio/gpio-sa1100.c:121:9: sparse: sparse: incorrect type in argument >> 2 (different address spaces) @@ expected void volatile [noderef] __iomem >> *addr @@ got void * @@ >> drivers/gpio/gpio-sa1100.c:121:9: sparse: expected void volatile >> [noderef] __iomem *addr drivers/gpio/gpio-sa1100.c:121:9: sparse: got void * drivers/gpio/gpio-sa1100.c:122:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpio/gpio-sa1100.c:122:9: sparse: expected void volatile [noderef] __iomem *addr drivers/gpio/gpio-sa1100.c:122:9: sparse: got void * -- >> drivers/video/fbdev/sa1100fb.c:1041:37: sparse: sparse: incorrect type in >> assignment (different address spaces) @@ expected char [noderef] __iomem >> *screen_base @@ got unsigned char [usertype] * @@ >> drivers/video/fbdev/sa1100fb.c:1041:37: sparse: expected char [noderef] >> __iomem *screen_base drivers/video/fbdev/sa1100fb.c:1041:37: sparse: got unsigned char [usertype] * drivers/video/fbdev/sa1100fb.c:1219:12: sparse: sparse: symbol 'sa1100fb_init' was not declared. Should it be static? drivers/video/fbdev/sa1100fb.c:1227:12: sparse: sparse: symbol 'sa1100fb_setup' was not declared. Should it be static? drivers/video/fbdev/sa1100fb.c:774:17: sparse: sparse: dereference of noderef expression drivers/video/fbdev/sa1100fb.c:775:17: sparse: sparse: dereference of noderef expression # 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 +/__iomem +104 drivers/gpio/gpio-sa1100.c f408c985cefc9b1 drivers/gpio/gpio-sa1100.c Russell King 2011-12-18 91 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 92 static struct sa1100_gpio_chip sa1100_gpio_chip = { 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 93 .chip = { 45528e38173e7d8 arch/arm/mach-sa1100/gpio.c Dmitry Eremin-Solenikov 2008-04-10 94 .label = "gpio", c65d1fd350fa28d drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 95 .get_direction = sa1100_get_direction, 45528e38173e7d8 arch/arm/mach-sa1100/gpio.c Dmitry Eremin-Solenikov 2008-04-10 96 .direction_input = sa1100_direction_input, 45528e38173e7d8 arch/arm/mach-sa1100/gpio.c Dmitry Eremin-Solenikov 2008-04-10 97 .direction_output = sa1100_direction_output, 45528e38173e7d8 arch/arm/mach-sa1100/gpio.c Dmitry Eremin-Solenikov 2008-04-10 98 .set = sa1100_gpio_set, 45528e38173e7d8 arch/arm/mach-sa1100/gpio.c Dmitry Eremin-Solenikov 2008-04-10 99 .get = sa1100_gpio_get, f408c985cefc9b1 drivers/gpio/gpio-sa1100.c Russell King 2011-12-18 100 .to_irq = sa1100_to_irq, 45528e38173e7d8 arch/arm/mach-sa1100/gpio.c Dmitry Eremin-Solenikov 2008-04-10 101 .base = 0, 45528e38173e7d8 arch/arm/mach-sa1100/gpio.c Dmitry Eremin-Solenikov 2008-04-10 102 .ngpio = GPIO_MAX + 1, 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 103 }, 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 @104 .membase = (void *)&GPLR, 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 105 .irqbase = IRQ_GPIO0, 45528e38173e7d8 arch/arm/mach-sa1100/gpio.c Dmitry Eremin-Solenikov 2008-04-10 106 }; 45528e38173e7d8 arch/arm/mach-sa1100/gpio.c Dmitry Eremin-Solenikov 2008-04-10 107 a0ea298d325616b drivers/gpio/gpio-sa1100.c Dmitry Eremin-Solenikov 2015-01-15 108 /* a0ea298d325616b drivers/gpio/gpio-sa1100.c Dmitry Eremin-Solenikov 2015-01-15 109 * SA1100 GPIO edge detection for IRQs: a0ea298d325616b drivers/gpio/gpio-sa1100.c Dmitry Eremin-Solenikov 2015-01-15 110 * IRQs are generated on Falling-Edge, Rising-Edge, or both. a0ea298d325616b drivers/gpio/gpio-sa1100.c Dmitry Eremin-Solenikov 2015-01-15 111 * Use this instead of directly setting GRER/GFER. a0ea298d325616b drivers/gpio/gpio-sa1100.c Dmitry Eremin-Solenikov 2015-01-15 112 */ 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 113 static void sa1100_update_edge_regs(struct sa1100_gpio_chip *sgc) 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 114 { 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 @115 void *base = sgc->membase; 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 116 u32 grer, gfer; 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 117 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 118 grer = sgc->irqrising & sgc->irqmask; 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 119 gfer = sgc->irqfalling & sgc->irqmask; 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 120 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 @121 writel_relaxed(grer, base + R_GRER); 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 122 writel_relaxed(gfer, base + R_GFER); 07242b248119a93 drivers/gpio/gpio-sa1100.c Russell King 2016-08-31 123 } a0ea298d325616b drivers/gpio/gpio-sa1100.c Dmitry Eremin-Solenikov 2015-01-15 124 :::::: The code at line 104 was first introduced by commit :::::: 07242b248119a9388a67975aa7fae7c23afc7a07 gpio: sa1100: convert to use IO accessors :::::: TO: Russell King <[email protected]> :::::: CC: Linus Walleij <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
