Re: [PATCH v6 2/8] usb: dwc3: core: Access XHCI address space temporarily to read port info

From: kernel test robot
Date: Wed Apr 05 2023 - 19:14:39 EST


Hi Krishna,

kernel test robot noticed the following build warnings:

[auto build test WARNING on usb/usb-linus]
[also build test WARNING on robh/for-next linus/master v6.3-rc5 next-20230405]
[cannot apply to usb/usb-testing usb/usb-next pza/reset/next pza/imx-drm/next]
[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/Krishna-Kurapati/dt-bindings-usb-Add-bindings-for-multiport-properties-on-DWC3-controller/20230405-210221
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-linus
patch link: https://lore.kernel.org/r/20230405125759.4201-3-quic_kriskura%40quicinc.com
patch subject: [PATCH v6 2/8] usb: dwc3: core: Access XHCI address space temporarily to read port info
reproduce:
# https://github.com/intel-lab-lkp/linux/commit/a0de434ac81429422ecdf84fe968bd8c3f73445b
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Krishna-Kurapati/dt-bindings-usb-Add-bindings-for-multiport-properties-on-DWC3-controller/20230405-210221
git checkout a0de434ac81429422ecdf84fe968bd8c3f73445b
make menuconfig
# enable CONFIG_COMPILE_TEST, CONFIG_WARN_MISSING_DOCUMENTS, CONFIG_WARN_ABI_ERRORS
make htmldocs

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202304060712.gqBA4oqQ-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> ./drivers/usb/dwc3/core.h:1666: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst

vim +1666 ./drivers/usb/dwc3/core.h

1664
1665 /**
> 1666 * Find the offset of the extended capabilities with capability ID id.
1667 *
1668 * @base PCI MMIO registers base address.
1669 * @start address at which to start looking, (0 or HCC_PARAMS to start at
1670 * beginning of list)
1671 * @id Extended capability ID to search for, or 0 for the next
1672 * capability
1673 *
1674 * Returns the offset of the next matching extended capability structure.
1675 * Some capabilities can occur several times, e.g., the XHCI_EXT_CAPS_PROTOCOL,
1676 * and this provides a way to find them all.
1677 */
1678

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