arch/sparc/include/asm/floppy_64.h:109:36: sparse: sparse: incorrect type in argument 1 (different address spaces)

From: kernel test robot
Date: Mon Aug 03 2020 - 03:27:41 EST

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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: bcf876870b95592b52519ed4aafcf9d95999bc9c
commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces
date: 7 weeks ago
config: sparc-randconfig-s032-20200803 (attached as .config)
compiler: sparc64-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: v0.6.2-117-g8c7aee71-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=sparc

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/block/floppy.c: note: in included file (through arch/sparc/include/asm/floppy.h):
arch/sparc/include/asm/floppy_64.h:46:15: sparse: sparse: symbol 'fdc_status' was not declared. Should it be static?
>> arch/sparc/include/asm/floppy_64.h:109:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned char volatile * @@
>> arch/sparc/include/asm/floppy_64.h:109:36: sparse: expected void const volatile [noderef] __iomem *addr
arch/sparc/include/asm/floppy_64.h:109:36: sparse: got unsigned char volatile *
arch/sparc/include/asm/floppy_64.h:111:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned char volatile * @@
arch/sparc/include/asm/floppy_64.h:111:36: sparse: expected void const volatile [noderef] __iomem *addr
arch/sparc/include/asm/floppy_64.h:111:36: sparse: got unsigned char volatile *
arch/sparc/include/asm/floppy_64.h:114:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned char volatile * @@
arch/sparc/include/asm/floppy_64.h:114:36: sparse: expected void const volatile [noderef] __iomem *addr
arch/sparc/include/asm/floppy_64.h:114:36: sparse: got unsigned char volatile *
>> arch/sparc/include/asm/floppy_64.h:129:37: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned char volatile * @@
>> arch/sparc/include/asm/floppy_64.h:129:37: sparse: expected void volatile [noderef] __iomem *addr
arch/sparc/include/asm/floppy_64.h:129:37: sparse: got unsigned char volatile *
arch/sparc/include/asm/floppy_64.h:132:37: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned char volatile * @@
arch/sparc/include/asm/floppy_64.h:132:37: sparse: expected void volatile [noderef] __iomem *addr
arch/sparc/include/asm/floppy_64.h:132:37: sparse: got unsigned char volatile *
arch/sparc/include/asm/floppy_64.h:135:37: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned char volatile * @@
arch/sparc/include/asm/floppy_64.h:135:37: sparse: expected void volatile [noderef] __iomem *addr
arch/sparc/include/asm/floppy_64.h:135:37: sparse: got unsigned char volatile *
arch/sparc/include/asm/floppy_64.h:138:37: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned char volatile * @@
arch/sparc/include/asm/floppy_64.h:138:37: sparse: expected void volatile [noderef] __iomem *addr
arch/sparc/include/asm/floppy_64.h:138:37: sparse: got unsigned char volatile *
arch/sparc/include/asm/floppy_64.h:154:15: sparse: sparse: symbol 'pdma_vaddr' was not declared. Should it be static?
arch/sparc/include/asm/floppy_64.h:155:15: sparse: sparse: symbol 'pdma_size' was not declared. Should it be static?
arch/sparc/include/asm/floppy_64.h:156:14: sparse: sparse: symbol 'doing_pdma' was not declared. Should it be static?
arch/sparc/include/asm/floppy_64.h:159:6: sparse: sparse: symbol 'pdma_base' was not declared. Should it be static?
arch/sparc/include/asm/floppy_64.h:160:15: sparse: sparse: symbol 'pdma_areasize' was not declared. Should it be static?
arch/sparc/include/asm/floppy_64.h:200:13: sparse: sparse: symbol 'sparc_floppy_irq' was not declared. Should it be static?
arch/sparc/include/asm/floppy_64.h:437:6: sparse: sparse: symbol 'sun_pci_fd_dma_callback' was not declared. Should it be static?
arch/sparc/include/asm/floppy_64.h:735:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned char volatile * @@
arch/sparc/include/asm/floppy_64.h:735:25: sparse: expected void const volatile [noderef] __iomem *addr
arch/sparc/include/asm/floppy_64.h:735:25: sparse: got unsigned char volatile *

vim +109 arch/sparc/include/asm/floppy_64.h

f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 43
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 44 /* You'll only ever find one controller on an Ultra anyways. */
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 45 static struct sun_flpy_controller *sun_fdc = (struct sun_flpy_controller *)-1;
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 @46 unsigned long fdc_status;
94a0cb1fc61ab7 arch/sparc/include/asm/floppy_64.h Grant Likely 2010-07-22 47 static struct platform_device *floppy_op = NULL;
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 48
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 49 struct sun_floppy_ops {
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 50 unsigned char (*fd_inb) (unsigned long port, unsigned int reg);
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 51 void (*fd_outb) (unsigned char value, unsigned long base,
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 52 unsigned int reg);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 53 void (*fd_enable_dma) (void);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 54 void (*fd_disable_dma) (void);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 55 void (*fd_set_dma_mode) (int);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 56 void (*fd_set_dma_addr) (char *);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 57 void (*fd_set_dma_count) (int);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 58 unsigned int (*get_dma_residue) (void);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 59 int (*fd_request_irq) (void);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 60 void (*fd_free_irq) (void);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 61 int (*fd_eject) (int);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 62 };
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 63
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 64 static struct sun_floppy_ops sun_fdops;
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 65
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 66 #define fd_inb(base, reg) sun_fdops.fd_inb(base, reg)
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 67 #define fd_outb(value, base, reg) sun_fdops.fd_outb(value, base, reg)
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 68 #define fd_enable_dma() sun_fdops.fd_enable_dma()
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 69 #define fd_disable_dma() sun_fdops.fd_disable_dma()
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 70 #define fd_request_dma() (0) /* nothing... */
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 71 #define fd_free_dma() /* nothing... */
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 72 #define fd_clear_dma_ff() /* nothing... */
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 73 #define fd_set_dma_mode(mode) sun_fdops.fd_set_dma_mode(mode)
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 74 #define fd_set_dma_addr(addr) sun_fdops.fd_set_dma_addr(addr)
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 75 #define fd_set_dma_count(count) sun_fdops.fd_set_dma_count(count)
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 76 #define get_dma_residue(x) sun_fdops.get_dma_residue()
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 77 #define fd_request_irq() sun_fdops.fd_request_irq()
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 78 #define fd_free_irq() sun_fdops.fd_free_irq()
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 79 #define fd_eject(drive) sun_fdops.fd_eject(drive)
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 80
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 81 /* Super paranoid... */
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 82 #undef HAVE_DISABLE_HLT
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 83
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 84 static int sun_floppy_types[2] = { 0, 0 };
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 85
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 86 /* Here is where we catch the floppy driver trying to initialize,
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 87 * therefore this is where we call the PROM device tree probing
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 88 * routine etc. on the Sparc.
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 89 */
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 90 #define FLOPPY0_TYPE sun_floppy_init()
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 91 #define FLOPPY1_TYPE sun_floppy_types[1]
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 92
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 93 #define FDC1 ((unsigned long)sun_fdc)
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 94
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 95 #define N_FDC 1
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 96 #define N_DRIVE 8
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 97
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 98 /* No 64k boundary crossing problems on the Sparc. */
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 99 #define CROSS_64KB(a,s) (0)
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 100
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 101 static unsigned char sun_82077_fd_inb(unsigned long base, unsigned int reg)
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 102 {
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 103 udelay(5);
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 104 switch (reg) {
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 105 default:
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 106 printk("floppy: Asked to read unknown port %x\n", reg);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 107 panic("floppy: Port bolixed.");
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 108 case FD_STATUS:
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 @109 return sbus_readb(&sun_fdc->status_82077) & ~STATUS_DMA;
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 110 case FD_DATA:
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 111 return sbus_readb(&sun_fdc->data_82077);
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 112 case FD_DIR:
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 113 /* XXX: Is DCL on 0x80 in sun4m? */
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 114 return sbus_readb(&sun_fdc->dir_82077);
6cb79b3f3ba2b1 arch/sparc/include/asm/floppy_64.h Joe Perches 2011-06-03 115 }
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 116 panic("sun_82072_fd_inb: How did I get here?");
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 117 }
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 118
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 119 static void sun_82077_fd_outb(unsigned char value, unsigned long base,
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 120 unsigned int reg)
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 121 {
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 122 udelay(5);
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 123 switch (reg) {
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 124 default:
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 125 printk("floppy: Asked to write to unknown port %x\n", reg);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 126 panic("floppy: Port bolixed.");
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 127 case FD_DOR:
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 128 /* Happily, the 82077 has a real DOR register. */
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 @129 sbus_writeb(value, &sun_fdc->dor_82077);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 130 break;
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 131 case FD_DATA:
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 132 sbus_writeb(value, &sun_fdc->data_82077);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 133 break;
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 134 case FD_DCR:
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 135 sbus_writeb(value, &sun_fdc->dcr_82077);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 136 break;
6cb7e69671843c arch/sparc/include/asm/floppy_64.h Willy Tarreau 2020-03-31 137 case FD_DSR:
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 138 sbus_writeb(value, &sun_fdc->status_82077);
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 139 break;
6cb79b3f3ba2b1 arch/sparc/include/asm/floppy_64.h Joe Perches 2011-06-03 140 }
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 141 return;
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 142 }
f5e706ad886b6a include/asm-sparc/floppy_64.h Sam Ravnborg 2008-07-17 143

:::::: The code at line 109 was first introduced by commit
:::::: f5e706ad886b6a5eb59637830110b09ccebf01c5 sparc: join the remaining header files

:::::: TO: Sam Ravnborg <sam@xxxxxxxxxxxx>
:::::: CC: David S. Miller <davem@xxxxxxxxxxxxx>

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

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