drivers/irqchip/irq-ath79-misc.c:36:36: sparse: sparse: incorrect type in initializer (different address spaces)

From: kernel test robot
Date: Tue Aug 18 2020 - 07:30:23 EST

Next message: Дмитрий Монахов: "Re: [PATCH] bfq: fix blkio cgroup leakage v4"
Previous message: Christoph Hellwig: "Re: [PATCH 17/17] file: Rename __close_fd to close_fd and remove the files parameter"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 06a4ec1d9dc652e17ee3ac2ceb6c7cf6c2b75cdd
commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces
date: 9 weeks ago
config: mips-randconfig-s032-20200818 (attached as .config)
compiler: mips-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: v0.6.2-180-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=mips

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

sparse warnings: (new ones prefixed by >>)

>> drivers/irqchip/irq-ath79-misc.c:36:36: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *base @@ got void *host_data @@
>> drivers/irqchip/irq-ath79-misc.c:36:36: sparse: expected void [noderef] __iomem *base
drivers/irqchip/irq-ath79-misc.c:36:36: sparse: got void *host_data
>> drivers/irqchip/irq-ath79-misc.c:62:56: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *base @@ got void * @@
drivers/irqchip/irq-ath79-misc.c:62:56: sparse: expected void [noderef] __iomem *base
drivers/irqchip/irq-ath79-misc.c:62:56: sparse: got void *
drivers/irqchip/irq-ath79-misc.c:75:56: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *base @@ got void * @@
drivers/irqchip/irq-ath79-misc.c:75:56: sparse: expected void [noderef] __iomem *base
drivers/irqchip/irq-ath79-misc.c:75:56: sparse: got void *
drivers/irqchip/irq-ath79-misc.c:88:56: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *base @@ got void * @@
drivers/irqchip/irq-ath79-misc.c:88:56: sparse: expected void [noderef] __iomem *base
drivers/irqchip/irq-ath79-misc.c:88:56: sparse: got void *
drivers/irqchip/irq-ath79-misc.c:120:36: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *base @@ got void *host_data @@
drivers/irqchip/irq-ath79-misc.c:120:36: sparse: expected void [noderef] __iomem *base
drivers/irqchip/irq-ath79-misc.c:120:36: sparse: got void *host_data
>> drivers/irqchip/irq-ath79-misc.c:151:55: sparse: sparse: incorrect type in argument 4 (different address spaces) @@ expected void *host_data @@ got void [noderef] __iomem *[assigned] base @@
drivers/irqchip/irq-ath79-misc.c:151:55: sparse: expected void *host_data
>> drivers/irqchip/irq-ath79-misc.c:151:55: sparse: got void [noderef] __iomem *[assigned] base
>> drivers/irqchip/irq-ath79-misc.c:192:60: sparse: sparse: incorrect type in argument 6 (different address spaces) @@ expected void *host_data @@ got void [noderef] __iomem *regs @@
drivers/irqchip/irq-ath79-misc.c:192:60: sparse: expected void *host_data
>> drivers/irqchip/irq-ath79-misc.c:192:60: sparse: got void [noderef] __iomem *regs
drivers/irqchip/irq-ath79-misc.c:181:13: sparse: sparse: symbol 'ath79_misc_irq_init' was not declared. Should it be static?
--
>> drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const [noderef] __user *__gu_ptr @@ got char const * @@
>> drivers/watchdog/ath79_wdt.c:161:37: sparse: expected char const [noderef] __user *__gu_ptr
drivers/watchdog/ath79_wdt.c:161:37: sparse: got char const *
drivers/watchdog/ath79_wdt.c:235:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@ expected int ( *write )( ... ) @@ got int ( * )( ... ) @@
drivers/watchdog/ath79_wdt.c:235:27: sparse: expected int ( *write )( ... )
drivers/watchdog/ath79_wdt.c:235:27: sparse: got int ( * )( ... )

# 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 +36 drivers/irqchip/irq-ath79-misc.c

07ba4b061a79896 Alban Bedel 2016-01-23 31
07ba4b061a79896 Alban Bedel 2016-01-23 32 static void ath79_misc_irq_handler(struct irq_desc *desc)
07ba4b061a79896 Alban Bedel 2016-01-23 33 {
07ba4b061a79896 Alban Bedel 2016-01-23 34 struct irq_domain *domain = irq_desc_get_handler_data(desc);
07ba4b061a79896 Alban Bedel 2016-01-23 35 struct irq_chip *chip = irq_desc_get_chip(desc);
07ba4b061a79896 Alban Bedel 2016-01-23 @36 void __iomem *base = domain->host_data;
07ba4b061a79896 Alban Bedel 2016-01-23 37 u32 pending;
07ba4b061a79896 Alban Bedel 2016-01-23 38
07ba4b061a79896 Alban Bedel 2016-01-23 39 chained_irq_enter(chip, desc);
07ba4b061a79896 Alban Bedel 2016-01-23 40
07ba4b061a79896 Alban Bedel 2016-01-23 41 pending = __raw_readl(base + AR71XX_RESET_REG_MISC_INT_STATUS) &
07ba4b061a79896 Alban Bedel 2016-01-23 42 __raw_readl(base + AR71XX_RESET_REG_MISC_INT_ENABLE);
07ba4b061a79896 Alban Bedel 2016-01-23 43
07ba4b061a79896 Alban Bedel 2016-01-23 44 if (!pending) {
07ba4b061a79896 Alban Bedel 2016-01-23 45 spurious_interrupt();
07ba4b061a79896 Alban Bedel 2016-01-23 46 chained_irq_exit(chip, desc);
07ba4b061a79896 Alban Bedel 2016-01-23 47 return;
07ba4b061a79896 Alban Bedel 2016-01-23 48 }
07ba4b061a79896 Alban Bedel 2016-01-23 49
07ba4b061a79896 Alban Bedel 2016-01-23 50 while (pending) {
07ba4b061a79896 Alban Bedel 2016-01-23 51 int bit = __ffs(pending);
07ba4b061a79896 Alban Bedel 2016-01-23 52
07ba4b061a79896 Alban Bedel 2016-01-23 53 generic_handle_irq(irq_linear_revmap(domain, bit));
07ba4b061a79896 Alban Bedel 2016-01-23 54 pending &= ~BIT(bit);
07ba4b061a79896 Alban Bedel 2016-01-23 55 }
07ba4b061a79896 Alban Bedel 2016-01-23 56
07ba4b061a79896 Alban Bedel 2016-01-23 57 chained_irq_exit(chip, desc);
07ba4b061a79896 Alban Bedel 2016-01-23 58 }
07ba4b061a79896 Alban Bedel 2016-01-23 59
07ba4b061a79896 Alban Bedel 2016-01-23 60 static void ar71xx_misc_irq_unmask(struct irq_data *d)
07ba4b061a79896 Alban Bedel 2016-01-23 61 {
07ba4b061a79896 Alban Bedel 2016-01-23 @62 void __iomem *base = irq_data_get_irq_chip_data(d);
07ba4b061a79896 Alban Bedel 2016-01-23 63 unsigned int irq = d->hwirq;
07ba4b061a79896 Alban Bedel 2016-01-23 64 u32 t;
07ba4b061a79896 Alban Bedel 2016-01-23 65
07ba4b061a79896 Alban Bedel 2016-01-23 66 t = __raw_readl(base + AR71XX_RESET_REG_MISC_INT_ENABLE);
07ba4b061a79896 Alban Bedel 2016-01-23 67 __raw_writel(t | BIT(irq), base + AR71XX_RESET_REG_MISC_INT_ENABLE);
07ba4b061a79896 Alban Bedel 2016-01-23 68
07ba4b061a79896 Alban Bedel 2016-01-23 69 /* flush write */
07ba4b061a79896 Alban Bedel 2016-01-23 70 __raw_readl(base + AR71XX_RESET_REG_MISC_INT_ENABLE);
07ba4b061a79896 Alban Bedel 2016-01-23 71 }
07ba4b061a79896 Alban Bedel 2016-01-23 72
07ba4b061a79896 Alban Bedel 2016-01-23 73 static void ar71xx_misc_irq_mask(struct irq_data *d)
07ba4b061a79896 Alban Bedel 2016-01-23 74 {
07ba4b061a79896 Alban Bedel 2016-01-23 75 void __iomem *base = irq_data_get_irq_chip_data(d);
07ba4b061a79896 Alban Bedel 2016-01-23 76 unsigned int irq = d->hwirq;
07ba4b061a79896 Alban Bedel 2016-01-23 77 u32 t;
07ba4b061a79896 Alban Bedel 2016-01-23 78
07ba4b061a79896 Alban Bedel 2016-01-23 79 t = __raw_readl(base + AR71XX_RESET_REG_MISC_INT_ENABLE);
07ba4b061a79896 Alban Bedel 2016-01-23 80 __raw_writel(t & ~BIT(irq), base + AR71XX_RESET_REG_MISC_INT_ENABLE);
07ba4b061a79896 Alban Bedel 2016-01-23 81
07ba4b061a79896 Alban Bedel 2016-01-23 82 /* flush write */
07ba4b061a79896 Alban Bedel 2016-01-23 83 __raw_readl(base + AR71XX_RESET_REG_MISC_INT_ENABLE);
07ba4b061a79896 Alban Bedel 2016-01-23 84 }
07ba4b061a79896 Alban Bedel 2016-01-23 85
07ba4b061a79896 Alban Bedel 2016-01-23 86 static void ar724x_misc_irq_ack(struct irq_data *d)
07ba4b061a79896 Alban Bedel 2016-01-23 87 {
07ba4b061a79896 Alban Bedel 2016-01-23 88 void __iomem *base = irq_data_get_irq_chip_data(d);
07ba4b061a79896 Alban Bedel 2016-01-23 89 unsigned int irq = d->hwirq;
07ba4b061a79896 Alban Bedel 2016-01-23 90 u32 t;
07ba4b061a79896 Alban Bedel 2016-01-23 91
07ba4b061a79896 Alban Bedel 2016-01-23 92 t = __raw_readl(base + AR71XX_RESET_REG_MISC_INT_STATUS);
07ba4b061a79896 Alban Bedel 2016-01-23 93 __raw_writel(t & ~BIT(irq), base + AR71XX_RESET_REG_MISC_INT_STATUS);
07ba4b061a79896 Alban Bedel 2016-01-23 94
07ba4b061a79896 Alban Bedel 2016-01-23 95 /* flush write */
07ba4b061a79896 Alban Bedel 2016-01-23 96 __raw_readl(base + AR71XX_RESET_REG_MISC_INT_STATUS);
07ba4b061a79896 Alban Bedel 2016-01-23 97 }
07ba4b061a79896 Alban Bedel 2016-01-23 98
07ba4b061a79896 Alban Bedel 2016-01-23 99 static struct irq_chip ath79_misc_irq_chip = {
07ba4b061a79896 Alban Bedel 2016-01-23 100 .name = "MISC",
07ba4b061a79896 Alban Bedel 2016-01-23 101 .irq_unmask = ar71xx_misc_irq_unmask,
07ba4b061a79896 Alban Bedel 2016-01-23 102 .irq_mask = ar71xx_misc_irq_mask,
07ba4b061a79896 Alban Bedel 2016-01-23 103 };
07ba4b061a79896 Alban Bedel 2016-01-23 104
07ba4b061a79896 Alban Bedel 2016-01-23 105 static int misc_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw)
07ba4b061a79896 Alban Bedel 2016-01-23 106 {
07ba4b061a79896 Alban Bedel 2016-01-23 107 irq_set_chip_and_handler(irq, &ath79_misc_irq_chip, handle_level_irq);
07ba4b061a79896 Alban Bedel 2016-01-23 108 irq_set_chip_data(irq, d->host_data);
07ba4b061a79896 Alban Bedel 2016-01-23 109 return 0;
07ba4b061a79896 Alban Bedel 2016-01-23 110 }
07ba4b061a79896 Alban Bedel 2016-01-23 111
07ba4b061a79896 Alban Bedel 2016-01-23 112 static const struct irq_domain_ops misc_irq_domain_ops = {
07ba4b061a79896 Alban Bedel 2016-01-23 113 .xlate = irq_domain_xlate_onecell,
07ba4b061a79896 Alban Bedel 2016-01-23 114 .map = misc_map,
07ba4b061a79896 Alban Bedel 2016-01-23 115 };
07ba4b061a79896 Alban Bedel 2016-01-23 116
07ba4b061a79896 Alban Bedel 2016-01-23 117 static void __init ath79_misc_intc_domain_init(
07ba4b061a79896 Alban Bedel 2016-01-23 118 struct irq_domain *domain, int irq)
07ba4b061a79896 Alban Bedel 2016-01-23 119 {
07ba4b061a79896 Alban Bedel 2016-01-23 120 void __iomem *base = domain->host_data;
07ba4b061a79896 Alban Bedel 2016-01-23 121
a1e8783db8e0d58 Petr Štetiar 2019-04-12 122 ath79_perfcount_irq = irq_create_mapping(domain, ATH79_MISC_PERF_IRQ);
a1e8783db8e0d58 Petr Štetiar 2019-04-12 123
07ba4b061a79896 Alban Bedel 2016-01-23 124 /* Disable and clear all interrupts */
07ba4b061a79896 Alban Bedel 2016-01-23 125 __raw_writel(0, base + AR71XX_RESET_REG_MISC_INT_ENABLE);
07ba4b061a79896 Alban Bedel 2016-01-23 126 __raw_writel(0, base + AR71XX_RESET_REG_MISC_INT_STATUS);
07ba4b061a79896 Alban Bedel 2016-01-23 127
07ba4b061a79896 Alban Bedel 2016-01-23 128 irq_set_chained_handler_and_data(irq, ath79_misc_irq_handler, domain);
07ba4b061a79896 Alban Bedel 2016-01-23 129 }
07ba4b061a79896 Alban Bedel 2016-01-23 130
07ba4b061a79896 Alban Bedel 2016-01-23 131 static int __init ath79_misc_intc_of_init(
07ba4b061a79896 Alban Bedel 2016-01-23 132 struct device_node *node, struct device_node *parent)
07ba4b061a79896 Alban Bedel 2016-01-23 133 {
07ba4b061a79896 Alban Bedel 2016-01-23 134 struct irq_domain *domain;
07ba4b061a79896 Alban Bedel 2016-01-23 135 void __iomem *base;
07ba4b061a79896 Alban Bedel 2016-01-23 136 int irq;
07ba4b061a79896 Alban Bedel 2016-01-23 137
07ba4b061a79896 Alban Bedel 2016-01-23 138 irq = irq_of_parse_and_map(node, 0);
07ba4b061a79896 Alban Bedel 2016-01-23 139 if (!irq) {
07ba4b061a79896 Alban Bedel 2016-01-23 140 pr_err("Failed to get MISC IRQ\n");
07ba4b061a79896 Alban Bedel 2016-01-23 141 return -EINVAL;
07ba4b061a79896 Alban Bedel 2016-01-23 142 }
07ba4b061a79896 Alban Bedel 2016-01-23 143
07ba4b061a79896 Alban Bedel 2016-01-23 144 base = of_iomap(node, 0);
07ba4b061a79896 Alban Bedel 2016-01-23 145 if (!base) {
07ba4b061a79896 Alban Bedel 2016-01-23 146 pr_err("Failed to get MISC IRQ registers\n");
07ba4b061a79896 Alban Bedel 2016-01-23 147 return -ENOMEM;
07ba4b061a79896 Alban Bedel 2016-01-23 148 }
07ba4b061a79896 Alban Bedel 2016-01-23 149
07ba4b061a79896 Alban Bedel 2016-01-23 150 domain = irq_domain_add_linear(node, ATH79_MISC_IRQ_COUNT,
07ba4b061a79896 Alban Bedel 2016-01-23 @151 &misc_irq_domain_ops, base);
07ba4b061a79896 Alban Bedel 2016-01-23 152 if (!domain) {
07ba4b061a79896 Alban Bedel 2016-01-23 153 pr_err("Failed to add MISC irqdomain\n");
07ba4b061a79896 Alban Bedel 2016-01-23 154 return -EINVAL;
07ba4b061a79896 Alban Bedel 2016-01-23 155 }
07ba4b061a79896 Alban Bedel 2016-01-23 156
07ba4b061a79896 Alban Bedel 2016-01-23 157 ath79_misc_intc_domain_init(domain, irq);
07ba4b061a79896 Alban Bedel 2016-01-23 158 return 0;
07ba4b061a79896 Alban Bedel 2016-01-23 159 }
07ba4b061a79896 Alban Bedel 2016-01-23 160
07ba4b061a79896 Alban Bedel 2016-01-23 161 static int __init ar7100_misc_intc_of_init(
07ba4b061a79896 Alban Bedel 2016-01-23 162 struct device_node *node, struct device_node *parent)
07ba4b061a79896 Alban Bedel 2016-01-23 163 {
07ba4b061a79896 Alban Bedel 2016-01-23 164 ath79_misc_irq_chip.irq_mask_ack = ar71xx_misc_irq_mask;
07ba4b061a79896 Alban Bedel 2016-01-23 165 return ath79_misc_intc_of_init(node, parent);
07ba4b061a79896 Alban Bedel 2016-01-23 166 }
07ba4b061a79896 Alban Bedel 2016-01-23 167
07ba4b061a79896 Alban Bedel 2016-01-23 168 IRQCHIP_DECLARE(ar7100_misc_intc, "qca,ar7100-misc-intc",
07ba4b061a79896 Alban Bedel 2016-01-23 169 ar7100_misc_intc_of_init);
07ba4b061a79896 Alban Bedel 2016-01-23 170
07ba4b061a79896 Alban Bedel 2016-01-23 171 static int __init ar7240_misc_intc_of_init(
07ba4b061a79896 Alban Bedel 2016-01-23 172 struct device_node *node, struct device_node *parent)
07ba4b061a79896 Alban Bedel 2016-01-23 173 {
07ba4b061a79896 Alban Bedel 2016-01-23 174 ath79_misc_irq_chip.irq_ack = ar724x_misc_irq_ack;
07ba4b061a79896 Alban Bedel 2016-01-23 175 return ath79_misc_intc_of_init(node, parent);
07ba4b061a79896 Alban Bedel 2016-01-23 176 }
07ba4b061a79896 Alban Bedel 2016-01-23 177
07ba4b061a79896 Alban Bedel 2016-01-23 178 IRQCHIP_DECLARE(ar7240_misc_intc, "qca,ar7240-misc-intc",
07ba4b061a79896 Alban Bedel 2016-01-23 179 ar7240_misc_intc_of_init);
07ba4b061a79896 Alban Bedel 2016-01-23 180
07ba4b061a79896 Alban Bedel 2016-01-23 181 void __init ath79_misc_irq_init(void __iomem *regs, int irq,
07ba4b061a79896 Alban Bedel 2016-01-23 182 int irq_base, bool is_ar71xx)
07ba4b061a79896 Alban Bedel 2016-01-23 183 {
07ba4b061a79896 Alban Bedel 2016-01-23 184 struct irq_domain *domain;
07ba4b061a79896 Alban Bedel 2016-01-23 185
07ba4b061a79896 Alban Bedel 2016-01-23 186 if (is_ar71xx)
07ba4b061a79896 Alban Bedel 2016-01-23 187 ath79_misc_irq_chip.irq_mask_ack = ar71xx_misc_irq_mask;
07ba4b061a79896 Alban Bedel 2016-01-23 188 else
07ba4b061a79896 Alban Bedel 2016-01-23 189 ath79_misc_irq_chip.irq_ack = ar724x_misc_irq_ack;
07ba4b061a79896 Alban Bedel 2016-01-23 190
07ba4b061a79896 Alban Bedel 2016-01-23 191 domain = irq_domain_add_legacy(NULL, ATH79_MISC_IRQ_COUNT,
07ba4b061a79896 Alban Bedel 2016-01-23 @192 irq_base, 0, &misc_irq_domain_ops, regs);

:::::: The code at line 36 was first introduced by commit
:::::: 07ba4b061a79896315a7be4b123de12df6a9d2bd irqchip/ath79-misc: Move the MISC driver from arch/mips/ath79/

:::::: TO: Alban Bedel <albeu@xxxxxxx>
:::::: CC: Jason Cooper <jason@xxxxxxxxxxxxxx>

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

Attachment: .config.gz
Description: application/gzip

Next message: Дмитрий Монахов: "Re: [PATCH] bfq: fix blkio cgroup leakage v4"
Previous message: Christoph Hellwig: "Re: [PATCH 17/17] file: Rename __close_fd to close_fd and remove the files parameter"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]