linux-kernel - Re: [PATCH v2 5/5] PCI: qcom: Allow pwrctrl core to toggle PERST# for new DT binding

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Message-ID: <bopnxvhphvkq63pgcxb42yznshlaok5vgobgwh4jydej6jgdjp@yuzepkkdzggm>
Date: Fri, 5 Sep 2025 10:19:32 +0530
From: Manivannan Sadhasivam <mani@...nel.org>
To: kernel test robot <lkp@...el.com>
Cc: Manivannan Sadhasivam via B4 Relay <devnull+manivannan.sadhasivam.oss.qualcomm.com@...nel.org>, 
	Lorenzo Pieralisi <lpieralisi@...nel.org>, Krzysztof Wilczyński <kwilczynski@...nel.org>, 
	Rob Herring <robh@...nel.org>, Bjorn Helgaas <helgaas@...nel.org>, 
	Bartosz Golaszewski <brgl@...ev.pl>, Saravana Kannan <saravanak@...gle.com>, 
	oe-kbuild-all@...ts.linux.dev, linux-pci@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, 
	Krishna Chaitanya Chundru <krishna.chundru@....qualcomm.com>, Brian Norris <briannorris@...omium.org>
Subject: Re: [PATCH v2 5/5] PCI: qcom: Allow pwrctrl core to toggle PERST#
 for new DT binding

On Thu, Sep 04, 2025 at 11:19:30AM GMT, kernel test robot wrote:
> Hi Manivannan,
> 
> kernel test robot noticed the following build errors:
> 
> [auto build test ERROR on 8f5ae30d69d7543eee0d70083daf4de8fe15d585]
> 
> url:    https://github.com/intel-lab-lkp/linux/commits/Manivannan-Sadhasivam-via-B4-Relay/PCI-qcom-Wait-for-PCIE_RESET_CONFIG_WAIT_MS-after-PERST-deassert/20250903-151623
> base:   8f5ae30d69d7543eee0d70083daf4de8fe15d585
> patch link:    https://lore.kernel.org/r/20250903-pci-pwrctrl-perst-v2-5-2d461ed0e061%40oss.qualcomm.com
> patch subject: [PATCH v2 5/5] PCI: qcom: Allow pwrctrl core to toggle PERST# for new DT binding
> config: i386-buildonly-randconfig-002-20250904 (https://download.01.org/0day-ci/archive/20250904/202509041110.4DgQKyf1-lkp@intel.com/config)
> compiler: gcc-12 (Debian 12.4.0-5) 12.4.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250904/202509041110.4DgQKyf1-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@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202509041110.4DgQKyf1-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
>    drivers/pci/controller/dwc/pcie-qcom.c: In function 'qcom_pcie_host_init':
> >> drivers/pci/controller/dwc/pcie-qcom.c:1405:23: error: 'struct pci_host_bridge' has no member named 'toggle_perst'
>     1405 |         pci->pp.bridge->toggle_perst = qcom_pcie_toggle_perst;
>          |                       ^~
> 
> 

We can ignore this error since CONFIG_PWRCTRL_SLOT will be selected by default
with this commit: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git/commit/?h=controller/qcom&id=add7b05aeeb417c86239e6731a168e6c46b83279

- Mani

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