Re: [PATCH 4/5] i3c: mipi-i3c-hci: Add a quirk to set timing parameters

[kernel test robot <lkp@intel.com>]

Hi Shyam,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.10 next-20240723]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Shyam-Sundar-S-K/i3c-mipi-i3c-hci-Add-MIPI0100-ACPI-ID-to-the-I3C-Support-List/20240724-013958
base:   linus/master
patch link:    https://lore.kernel.org/r/20240723173538.3493935-5-Shyam-sundar.S-k%40amd.com
patch subject: [PATCH 4/5] i3c: mipi-i3c-hci: Add a quirk to set timing parameters
config: x86_64-buildonly-randconfig-004-20240724 (https://download.01.org/0day-ci/archive/20240724/202407240917.PpEicOHG-lkp@intel.com/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240724/202407240917.PpEicOHG-lkp@intel.com/reproduce)

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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202407240917.PpEicOHG-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/i3c/master/mipi-i3c-hci/hci_quirks.c:35:2: error: call to undeclared function 'writel'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
      35 |         reg_write(HCI_SCL_I3C_OD_TIMING, AMD_SCL_I3C_OD_TIMING);
         |         ^
   drivers/i3c/master/mipi-i3c-hci/hci.h:30:26: note: expanded from macro 'reg_write'
      30 | #define reg_write(r, v)         writel(v, hci->base_regs + (r))
         |                                 ^
>> drivers/i3c/master/mipi-i3c-hci/hci_quirks.c:37:9: error: call to undeclared function 'readl'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
      37 |         data = reg_read(HCI_SDA_HOLD_SWITCH_DLY_TIMING);
         |                ^
   drivers/i3c/master/mipi-i3c-hci/hci.h:29:22: note: expanded from macro 'reg_read'
      29 | #define reg_read(r)             readl(hci->base_regs + (r))
         |                                 ^
   2 errors generated.


vim +/writel +35 drivers/i3c/master/mipi-i3c-hci/hci_quirks.c

    30	
    31	void amd_set_od_pp_timing(struct i3c_hci *hci)
    32	{
    33		u32 data;
    34	
  > 35		reg_write(HCI_SCL_I3C_OD_TIMING, AMD_SCL_I3C_OD_TIMING);
    36		reg_write(HCI_SCL_I3C_PP_TIMING, AMD_SCL_I3C_PP_TIMING);
  > 37		data = reg_read(HCI_SDA_HOLD_SWITCH_DLY_TIMING);

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