drivers/gpu/drm/amd/amdgpu/../display/dc/dc_fused_io.c:103:56: error: invalid use of undefined type 'struct gpio'

drivers/gpu/drm/amd/amdgpu/../display/dc/dc_fused_io.c:103:56: error: invalid use of undefined type 'struct gpio'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   5ee8dbf54602dc340d6235b1d6aa17c0f283f48c
commit: ce801e5d6c1bac228bf10f75e8bede4285c58282 drm/amd/display: HDCP Locality check using DMUB Fused IO
date:   11 months ago
config: mips-randconfig-r072-20260306 (https://download.01.org/0day-ci/archive/20260306/202603061343.CyA71vlH-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 10.5.0
smatch: v0.5.0-9004-gb810ac53
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260306/202603061343.CyA71vlH-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/202603061343.CyA71vlH-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/gpu/drm/amd/amdgpu/../display/dc/dc_fused_io.c: In function 'dm_atomic_write_poll_read_i2c':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dc_fused_io.c:103:56: error: invalid use of undefined type 'struct gpio'
     103 |  const uint32_t ddc_line = link->ddc->ddc_pin->pin_data->en;
         |                                                        ^~
   drivers/gpu/drm/amd/amdgpu/../display/dc/dc_fused_io.c: In function 'dm_atomic_write_poll_read_aux':
   drivers/gpu/drm/amd/amdgpu/../display/dc/dc_fused_io.c:130:56: error: invalid use of undefined type 'struct gpio'
     130 |  const uint32_t ddc_line = link->ddc->ddc_pin->pin_data->en;
         |                                                        ^~


vim +103 drivers/gpu/drm/amd/amdgpu/../display/dc/dc_fused_io.c

    90	
    91	bool dm_atomic_write_poll_read_i2c(
    92			struct dc_link *link,
    93			const struct mod_hdcp_atomic_op_i2c *write,
    94			const struct mod_hdcp_atomic_op_i2c *poll,
    95			struct mod_hdcp_atomic_op_i2c *read,
    96			uint32_t poll_timeout_us,
    97			uint8_t poll_mask_msb
    98	)
    99	{
   100		if (!link)
   101			return false;
   102	
 > 103		const uint32_t ddc_line = link->ddc->ddc_pin->pin_data->en;
   104		union dmub_rb_cmd commands[3] = { 0 };
   105		const bool converted = op_i2c_convert(&commands[0], write, FUSED_REQUEST_WRITE, ddc_line)
   106				&& op_i2c_convert(&commands[1], poll, FUSED_REQUEST_POLL, ddc_line)
   107				&& op_i2c_convert(&commands[2], read, FUSED_REQUEST_READ, ddc_line);
   108	
   109		if (!converted)
   110			return false;
   111	
   112		const bool result = atomic_write_poll_read(link, commands, poll_timeout_us, poll_mask_msb);
   113	
   114		memcpy(read->data, commands[0].fused_io.request.buffer, read->size);
   115		return result;
   116	}
   117	

-- 
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https://github.com/intel/lkp-tests/wiki