1:49 p.m.
tree: https://github.com/morimoto/linux fw-cleanup-2020-07-20-v1
head: 562fd5f88b459ed301fd4233fc5dbb8289719216
commit: 62d7333aa3375dd00d6aac9c8b10083abbbe4142 [75/111] sh: clkfwk: remove r8/r16/r32
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 62d7333aa3375dd00d6aac9c8b10083abbbe4142
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sh
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
drivers/sh/clk/cpg.c: In function 'sh_clk_mstp_enable':
> drivers/sh/clk/cpg.c:49:9: error: assignment to 'unsigned int
(*)(const void *)' from incompatible pointer type 'unsigned int (*)(void *)'
[-Werror=incompatible-pointer-types]
49 | read = ioread8;
| ^
drivers/sh/clk/cpg.c:51:9: error: assignment to 'unsigned int (*)(const void
*)' from incompatible pointer type 'unsigned int (*)(void *)'
[-Werror=incompatible-pointer-types]
51 | read = ioread16;
| ^
drivers/sh/clk/cpg.c:53:9: error: assignment to 'unsigned int (*)(const void
*)' from incompatible pointer type 'unsigned int (*)(void *)'
[-Werror=incompatible-pointer-types]
53 | read = ioread32;
| ^
cc1: some warnings being treated as errors
vim +49 drivers/sh/clk/cpg.c
38
39 static int sh_clk_mstp_enable(struct clk *clk)
40 {
41 sh_clk_write(sh_clk_read(clk) & ~(1 << clk->enable_bit), clk);
42 if (clk->status_reg) {
43 unsigned int (*read)(const void __iomem *addr);
44 int i;
45 void __iomem *mapped_status = (phys_addr_t)clk->status_reg -
46 (phys_addr_t)clk->enable_reg + clk->mapped_reg;
47
48 if (clk->flags & CLK_ENABLE_REG_8BIT)
49 read = ioread8;
50 else if (clk->flags &
CLK_ENABLE_REG_16BIT)
51 read = ioread16;
52 else
53 read = ioread32;
54
55 for (i = 1000;
56 (read(mapped_status) & (1 << clk->enable_bit)) && i;
57 i--)
58 cpu_relax();
59 if (!i) {
60 pr_err("cpg: failed to enable %p[%d]\n",
61 clk->enable_reg, clk->enable_bit);
62 return -ETIMEDOUT;
63 }
64 }
65 return 0;
66 }
67
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org