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ISO C99 and later do not support implicit function declarations Message-ID: <202306141702.ZaO9V2lk-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 7B25B4000B X-Stat-Signature: w589dmm6g3ajzbw5jw11t3a6j49c4mco X-Rspam-User: X-HE-Tag: 1686734707-863769 X-HE-Meta: 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 esgrP+Cz tuWhtZcn/IxUs+JFr+lh1IBFetJQUc96WBYTAFgj8I5F9BXAx1T9z5YdgPZPZHlXNgLp8acn1abFPLKewb2NxlrNo9EsAkIyoNRVH47b9DJSQhYMPZrErCHbBVZrl5mD1aY2EkXt/PK9YvfO+6grsLwE8pxNMozqvd9CkaDmpihcbpZU8JC+XLsmlBr3IEydkFUpmvomAmSQ2ZEIFszvVrId6UEShMrhsS1R3lPZ2TrOBMSwr9+2th03C9m+rn3VQVxu0gmyc/53Gh3TH6pHMiKol9oeBUhjliJb620BB+78zpbe4vPKiN3qZHEc9R8Y7Ba06KmH6EK3RqvVPzdW5m+vzq4Uh6fVFKntXXXnd1/y2cRS6KcFnCHY64ke3AKZtBUsKdgWYpQG2obrhsKVdXHUERhZpSwDOw03scibBFxjQMno0r76Y7ssGBThydOU/NSKiOSSENag1geueTxxDGBT42TV4P7een5j5 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: b16049b21162bb649cdd8519642a35972b7910fe commit: d0b2461678b12c08d43eaf6740485e2f2c3aeac6 [9063/9793] ata: Use of_property_read_reg() to parse "reg" config: mips-randconfig-r016-20230614 (https://download.01.org/0day-ci/archive/20230614/202306141702.ZaO9V2lk-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce (this is a W=1 build): mkdir -p ~/bin wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install mips cross compiling tool for clang build # apt-get install binutils-mips64-linux-gnuabi64 # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=d0b2461678b12c08d43eaf6740485e2f2c3aeac6 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout d0b2461678b12c08d43eaf6740485e2f2c3aeac6 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=mips olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/ata/ 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 | Closes: https://lore.kernel.org/oe-kbuild-all/202306141702.ZaO9V2lk-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/ata/pata_octeon_cf.c:835:7: error: call to undeclared function 'of_property_read_reg'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 835 | rv = of_property_read_reg(node, 0, ®, NULL); | ^ drivers/ata/pata_octeon_cf.c:959:48: warning: shift count >= width of type [-Wshift-count-overflow] 959 | rv = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); | ^~~~~~~~~~~~~~~~ include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK' 76 | #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) | ^ ~~~ 1 warning and 1 error generated. vim +/of_property_read_reg +835 drivers/ata/pata_octeon_cf.c 801 802 static int octeon_cf_probe(struct platform_device *pdev) 803 { 804 struct resource *res_cs0, *res_cs1; 805 806 bool is_16bit; 807 u64 reg; 808 struct device_node *node; 809 void __iomem *cs0; 810 void __iomem *cs1 = NULL; 811 struct ata_host *host; 812 struct ata_port *ap; 813 int irq = 0; 814 irq_handler_t irq_handler = NULL; 815 void __iomem *base; 816 struct octeon_cf_port *cf_port; 817 int rv = -ENOMEM; 818 u32 bus_width; 819 820 node = pdev->dev.of_node; 821 if (node == NULL) 822 return -EINVAL; 823 824 cf_port = devm_kzalloc(&pdev->dev, sizeof(*cf_port), GFP_KERNEL); 825 if (!cf_port) 826 return -ENOMEM; 827 828 cf_port->is_true_ide = of_property_read_bool(node, "cavium,true-ide"); 829 830 if (of_property_read_u32(node, "cavium,bus-width", &bus_width) == 0) 831 is_16bit = (bus_width == 16); 832 else 833 is_16bit = false; 834 > 835 rv = of_property_read_reg(node, 0, ®, NULL); 836 if (rv < 0) 837 return rv; 838 cf_port->cs0 = upper_32_bits(reg); 839 840 if (cf_port->is_true_ide) { 841 struct device_node *dma_node; 842 dma_node = of_parse_phandle(node, 843 "cavium,dma-engine-handle", 0); 844 if (dma_node) { 845 struct platform_device *dma_dev; 846 dma_dev = of_find_device_by_node(dma_node); 847 if (dma_dev) { 848 struct resource *res_dma; 849 int i; 850 res_dma = platform_get_resource(dma_dev, IORESOURCE_MEM, 0); 851 if (!res_dma) { 852 put_device(&dma_dev->dev); 853 of_node_put(dma_node); 854 return -EINVAL; 855 } 856 cf_port->dma_base = (u64)devm_ioremap(&pdev->dev, res_dma->start, 857 resource_size(res_dma)); 858 if (!cf_port->dma_base) { 859 put_device(&dma_dev->dev); 860 of_node_put(dma_node); 861 return -EINVAL; 862 } 863 864 i = platform_get_irq(dma_dev, 0); 865 if (i > 0) { 866 irq = i; 867 irq_handler = octeon_cf_interrupt; 868 } 869 put_device(&dma_dev->dev); 870 } 871 of_node_put(dma_node); 872 } 873 res_cs1 = platform_get_resource(pdev, IORESOURCE_MEM, 1); 874 if (!res_cs1) 875 return -EINVAL; 876 877 cs1 = devm_ioremap(&pdev->dev, res_cs1->start, 878 resource_size(res_cs1)); 879 if (!cs1) 880 return -EINVAL; 881 882 rv = of_property_read_reg(node, 1, ®, NULL); 883 if (rv < 0) 884 return rv; 885 cf_port->cs1 = upper_32_bits(reg); 886 } 887 888 res_cs0 = platform_get_resource(pdev, IORESOURCE_MEM, 0); 889 if (!res_cs0) 890 return -EINVAL; 891 892 cs0 = devm_ioremap(&pdev->dev, res_cs0->start, 893 resource_size(res_cs0)); 894 if (!cs0) 895 return rv; 896 897 /* allocate host */ 898 host = ata_host_alloc(&pdev->dev, 1); 899 if (!host) 900 return rv; 901 902 ap = host->ports[0]; 903 ap->private_data = cf_port; 904 pdev->dev.platform_data = cf_port; 905 cf_port->ap = ap; 906 ap->ops = &octeon_cf_ops; 907 ap->pio_mask = ATA_PIO6; 908 ap->flags |= ATA_FLAG_NO_ATAPI | ATA_FLAG_PIO_POLLING; 909 910 if (!is_16bit) { 911 base = cs0 + 0x800; 912 ap->ioaddr.cmd_addr = base; 913 ata_sff_std_ports(&ap->ioaddr); 914 915 ap->ioaddr.altstatus_addr = base + 0xe; 916 ap->ioaddr.ctl_addr = base + 0xe; 917 octeon_cf_ops.sff_data_xfer = octeon_cf_data_xfer8; 918 } else if (cf_port->is_true_ide) { 919 base = cs0; 920 ap->ioaddr.cmd_addr = base + (ATA_REG_CMD << 1) + 1; 921 ap->ioaddr.data_addr = base + (ATA_REG_DATA << 1); 922 ap->ioaddr.error_addr = base + (ATA_REG_ERR << 1) + 1; 923 ap->ioaddr.feature_addr = base + (ATA_REG_FEATURE << 1) + 1; 924 ap->ioaddr.nsect_addr = base + (ATA_REG_NSECT << 1) + 1; 925 ap->ioaddr.lbal_addr = base + (ATA_REG_LBAL << 1) + 1; 926 ap->ioaddr.lbam_addr = base + (ATA_REG_LBAM << 1) + 1; 927 ap->ioaddr.lbah_addr = base + (ATA_REG_LBAH << 1) + 1; 928 ap->ioaddr.device_addr = base + (ATA_REG_DEVICE << 1) + 1; 929 ap->ioaddr.status_addr = base + (ATA_REG_STATUS << 1) + 1; 930 ap->ioaddr.command_addr = base + (ATA_REG_CMD << 1) + 1; 931 ap->ioaddr.altstatus_addr = cs1 + (6 << 1) + 1; 932 ap->ioaddr.ctl_addr = cs1 + (6 << 1) + 1; 933 octeon_cf_ops.sff_data_xfer = octeon_cf_data_xfer16; 934 935 ap->mwdma_mask = enable_dma ? ATA_MWDMA4 : 0; 936 937 /* True IDE mode needs a timer to poll for not-busy. */ 938 hrtimer_init(&cf_port->delayed_finish, CLOCK_MONOTONIC, 939 HRTIMER_MODE_REL); 940 cf_port->delayed_finish.function = octeon_cf_delayed_finish; 941 } else { 942 /* 16 bit but not True IDE */ 943 base = cs0 + 0x800; 944 octeon_cf_ops.sff_data_xfer = octeon_cf_data_xfer16; 945 octeon_cf_ops.softreset = octeon_cf_softreset16; 946 octeon_cf_ops.sff_check_status = octeon_cf_check_status16; 947 octeon_cf_ops.sff_tf_read = octeon_cf_tf_read16; 948 octeon_cf_ops.sff_tf_load = octeon_cf_tf_load16; 949 octeon_cf_ops.sff_exec_command = octeon_cf_exec_command16; 950 951 ap->ioaddr.data_addr = base + ATA_REG_DATA; 952 ap->ioaddr.nsect_addr = base + ATA_REG_NSECT; 953 ap->ioaddr.lbal_addr = base + ATA_REG_LBAL; 954 ap->ioaddr.ctl_addr = base + 0xe; 955 ap->ioaddr.altstatus_addr = base + 0xe; 956 } 957 cf_port->c0 = ap->ioaddr.ctl_addr; 958 959 rv = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); 960 if (rv) 961 return rv; 962 963 ata_port_desc(ap, "cmd %p ctl %p", base, ap->ioaddr.ctl_addr); 964 965 dev_info(&pdev->dev, "version " DRV_VERSION" %d bit%s.\n", 966 is_16bit ? 16 : 8, 967 cf_port->is_true_ide ? ", True IDE" : ""); 968 969 return ata_host_activate(host, irq, irq_handler, 970 IRQF_SHARED, &octeon_cf_sht); 971 } 972 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki