Re: [PATCH v5 2/4] PCI: Rename pci_bridge_d3_possible() to pci_bridge_d3_allowed()

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Hi Manivannan,

kernel test robot noticed the following build errors:

[auto build test ERROR on 705c1da8fa4816fb0159b5602fef1df5946a3ee2]

url:    https://github.com/intel-lab-lkp/linux/commits/Manivannan-Sadhasivam-via-B4-Relay/PCI-portdrv-Make-use-of-pci_dev-bridge_d3-for-checking-the-D3-possibility/20240803-074434
base:   705c1da8fa4816fb0159b5602fef1df5946a3ee2
patch link:    https://lore.kernel.org/r/20240802-pci-bridge-d3-v5-2-2426dd9e8e27%40linaro.org
patch subject: [PATCH v5 2/4] PCI: Rename pci_bridge_d3_possible() to pci_bridge_d3_allowed()
config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20240803/202408031855.TEPJlfzl-lkp@xxxxxxxxx/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240803/202408031855.TEPJlfzl-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408031855.TEPJlfzl-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   drivers/gpu/drm/radeon/radeon_atpx_handler.c: In function 'radeon_atpx_detect':
>> drivers/gpu/drm/radeon/radeon_atpx_handler.c:568:59: error: 'struct pci_dev' has no member named 'bridge_d3'
     568 |                 d3_supported |= parent_pdev && parent_pdev->bridge_d3;
         |                                                           ^~
   drivers/gpu/drm/radeon/radeon_atpx_handler.c:578:59: error: 'struct pci_dev' has no member named 'bridge_d3'
     578 |                 d3_supported |= parent_pdev && parent_pdev->bridge_d3;
         |                                                           ^~
--
   drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c: In function 'amdgpu_atpx_detect':
>> drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c:628:59: error: 'struct pci_dev' has no member named 'bridge_d3'
     628 |                 d3_supported |= parent_pdev && parent_pdev->bridge_d3;
         |                                                           ^~
   drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c:638:59: error: 'struct pci_dev' has no member named 'bridge_d3'
     638 |                 d3_supported |= parent_pdev && parent_pdev->bridge_d3;
         |                                                           ^~
--
   drivers/gpu/drm/nouveau/nouveau_acpi.c: In function 'nouveau_dsm_pci_probe':
>> drivers/gpu/drm/nouveau/nouveau_acpi.c:229:32: error: 'struct pci_dev' has no member named 'bridge_d3'
     229 |                 if (parent_pdev->bridge_d3)
         |                                ^~


vim +568 drivers/gpu/drm/radeon/radeon_atpx_handler.c

6a9ee8af344e3b Dave Airlie  2010-02-01  545  
82e029357d4726 Alex Deucher 2012-08-16  546  /**
82e029357d4726 Alex Deucher 2012-08-16  547   * radeon_atpx_detect - detect whether we have PX
82e029357d4726 Alex Deucher 2012-08-16  548   *
82e029357d4726 Alex Deucher 2012-08-16  549   * Check if we have a PX system (all asics).
82e029357d4726 Alex Deucher 2012-08-16  550   * Returns true if we have a PX system, false if not.
82e029357d4726 Alex Deucher 2012-08-16  551   */
6a9ee8af344e3b Dave Airlie  2010-02-01  552  static bool radeon_atpx_detect(void)
6a9ee8af344e3b Dave Airlie  2010-02-01  553  {
6a9ee8af344e3b Dave Airlie  2010-02-01  554  	char acpi_method_name[255] = { 0 };
6a9ee8af344e3b Dave Airlie  2010-02-01  555  	struct acpi_buffer buffer = {sizeof(acpi_method_name), acpi_method_name};
6a9ee8af344e3b Dave Airlie  2010-02-01  556  	struct pci_dev *pdev = NULL;
6a9ee8af344e3b Dave Airlie  2010-02-01  557  	bool has_atpx = false;
6a9ee8af344e3b Dave Airlie  2010-02-01  558  	int vga_count = 0;
bcfdd5d5105087 Alex Deucher 2016-11-28  559  	bool d3_supported = false;
bcfdd5d5105087 Alex Deucher 2016-11-28  560  	struct pci_dev *parent_pdev;
6a9ee8af344e3b Dave Airlie  2010-02-01  561  
6a9ee8af344e3b Dave Airlie  2010-02-01  562  	while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) {
6a9ee8af344e3b Dave Airlie  2010-02-01  563  		vga_count++;
6a9ee8af344e3b Dave Airlie  2010-02-01  564  
6a9ee8af344e3b Dave Airlie  2010-02-01  565  		has_atpx |= (radeon_atpx_pci_probe_handle(pdev) == true);
bcfdd5d5105087 Alex Deucher 2016-11-28  566  
bcfdd5d5105087 Alex Deucher 2016-11-28  567  		parent_pdev = pci_upstream_bridge(pdev);
bcfdd5d5105087 Alex Deucher 2016-11-28 @568  		d3_supported |= parent_pdev && parent_pdev->bridge_d3;
6a9ee8af344e3b Dave Airlie  2010-02-01  569  	}
6a9ee8af344e3b Dave Airlie  2010-02-01  570  
e9a4099a59cc59 Alex Deucher 2014-04-15  571  	/* some newer PX laptops mark the dGPU as a non-VGA display device */
e9a4099a59cc59 Alex Deucher 2014-04-15  572  	while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) {
e9a4099a59cc59 Alex Deucher 2014-04-15  573  		vga_count++;
e9a4099a59cc59 Alex Deucher 2014-04-15  574  
e9a4099a59cc59 Alex Deucher 2014-04-15  575  		has_atpx |= (radeon_atpx_pci_probe_handle(pdev) == true);
bcfdd5d5105087 Alex Deucher 2016-11-28  576  
bcfdd5d5105087 Alex Deucher 2016-11-28  577  		parent_pdev = pci_upstream_bridge(pdev);
bcfdd5d5105087 Alex Deucher 2016-11-28  578  		d3_supported |= parent_pdev && parent_pdev->bridge_d3;
e9a4099a59cc59 Alex Deucher 2014-04-15  579  	}
e9a4099a59cc59 Alex Deucher 2014-04-15  580  
6a9ee8af344e3b Dave Airlie  2010-02-01  581  	if (has_atpx && vga_count == 2) {
492b49a2f21a7c Alex Deucher 2012-08-16  582  		acpi_get_name(radeon_atpx_priv.atpx.handle, ACPI_FULL_PATHNAME, &buffer);
7ca85295d8cc28 Joe Perches  2017-02-28  583  		pr_info("vga_switcheroo: detected switching method %s handle\n",
6a9ee8af344e3b Dave Airlie  2010-02-01  584  			acpi_method_name);
6a9ee8af344e3b Dave Airlie  2010-02-01  585  		radeon_atpx_priv.atpx_detected = true;
bcfdd5d5105087 Alex Deucher 2016-11-28  586  		radeon_atpx_priv.bridge_pm_usable = d3_supported;
69ee9742f945cd Alex Deucher 2016-07-27  587  		radeon_atpx_init();
6a9ee8af344e3b Dave Airlie  2010-02-01  588  		return true;
6a9ee8af344e3b Dave Airlie  2010-02-01  589  	}
6a9ee8af344e3b Dave Airlie  2010-02-01  590  	return false;
6a9ee8af344e3b Dave Airlie  2010-02-01  591  }
6a9ee8af344e3b Dave Airlie  2010-02-01  592  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki




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