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Subjectdrivers/phy/marvell/phy-mmp3-hsic.c:61:31: sparse: sparse: cast removes address space '__iomem' of expression
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 5833291ab6de9c3e2374336b51c814e515e8f3a5
commit: 0347c69214f4b600f40c0dc58945dc2798e2b3d9 phy: Add USB HSIC PHY driver for Marvell MMP3 SoC
date: 1 year ago
config: riscv-randconfig-s032-20211109 (attached as .config)
compiler: riscv32-linux-gcc (GCC) 11.2.0
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: v0.6.4-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0347c69214f4b600f40c0dc58945dc2798e2b3d9
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 0347c69214f4b600f40c0dc58945dc2798e2b3d9
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=riscv SHELL=/bin/bash arch/riscv/kernel/ drivers/clk/qcom/ drivers/clocksource/ drivers/firmware/arm_scmi/ drivers/firmware/efi/test/ drivers/mmc/host/ drivers/mtd/nand/onenand/ drivers/mtd/nand/raw/ drivers/pci/endpoint/functions/ drivers/phy/marvell/ drivers/pwm/ drivers/soc/bcm/bcm63xx/ drivers/staging/vc04_services/ drivers/uio/ drivers/usb/gadget/function/ drivers/video/fbdev/ fs/ kernel/ lib/

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


sparse warnings: (new ones prefixed by >>)
>> drivers/phy/marvell/phy-mmp3-hsic.c:61:31: sparse: sparse: cast removes address space '__iomem' of expression

vim +/__iomem +61 drivers/phy/marvell/phy-mmp3-hsic.c

39
40 static int mmp3_hsic_phy_probe(struct platform_device *pdev)
41 {
42 struct device *dev = &pdev->dev;
43 struct phy_provider *provider;
44 struct resource *resource;
45 void __iomem *base;
46 struct phy *phy;
47
48 resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
49 base = devm_ioremap_resource(dev, resource);
50 if (IS_ERR(base)) {
51 dev_err(dev, "failed to remap PHY regs\n");
52 return PTR_ERR(base);
53 }
54
55 phy = devm_phy_create(dev, NULL, &mmp3_hsic_phy_ops);
56 if (IS_ERR(phy)) {
57 dev_err(dev, "failed to create PHY\n");
58 return PTR_ERR(phy);
59 }
60
> 61 phy_set_drvdata(phy, (void *)base);
62 provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
63 if (IS_ERR(provider)) {
64 dev_err(dev, "failed to register PHY provider\n");
65 return PTR_ERR(provider);
66 }
67
68 return 0;
69 }
70

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