Hi Christian, [auto build test WARNING on pci/next] [also build test WARNING on v4.4-rc3 next-20151203] url: https://github.com/0day-ci/linux/commits/Christian-K-nig/Resizeable-PCI-BAR-support/20151205-204542 base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next reproduce: make htmldocs All warnings (new ones prefixed by >>): lib/crc32.c:148: warning: No description found for parameter 'tab)[256]' lib/crc32.c:148: warning: Excess function parameter 'tab' description in 'crc32_le_generic' lib/crc32.c:293: warning: No description found for parameter 'tab)[256]' lib/crc32.c:293: warning: Excess function parameter 'tab' description in 'crc32_be_generic' lib/crc32.c:1: warning: no structured comments found >> drivers/pci/pci.c:2735: warning: No description found for parameter 'pdev' >> drivers/pci/pci.c:2735: warning: Excess function parameter 'dev' description in 'pci_rbar_get_sizes' drivers/pci/pci.c:2774: warning: No description found for parameter 'pdev' >> drivers/pci/pci.c:2774: warning: Excess function parameter 'dev' description in 'pci_rbar_set_size' vim +/pdev +2735 drivers/pci/pci.c 2729 * @bar: BAR to query 2730 * 2731 * Get the possible sizes of a resizeable BAR as bitmask defined in the spec 2732 * (bit 0=1MB, bit 19=512GB). Returns 0 if BAR isn't resizeable. 2733 */ 2734 u32 pci_rbar_get_sizes(struct pci_dev *pdev, int bar) > 2735 { 2736 int pos, nbars; 2737 u32 ctrl, cap; 2738 int i; 2739 2740 pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_REBAR); 2741 if (!pos) 2742 return 0x0; 2743 2744 pci_read_config_dword(pdev, pos + PCI_REBAR_CTRL, &ctrl); 2745 nbars = (ctrl & PCI_REBAR_CTRL_NBAR_MASK) >> PCI_REBAR_CTRL_NBAR_SHIFT; 2746 2747 for (i = 0; i < nbars; ++i, pos += 8) { 2748 int bar_idx; 2749 2750 pci_read_config_dword(pdev, pos + PCI_REBAR_CTRL, &ctrl); 2751 bar_idx = (ctrl & PCI_REBAR_CTRL_BAR_IDX_MASK) >> 2752 PCI_REBAR_CTRL_BAR_IDX_SHIFT; 2753 if (bar_idx != bar) 2754 continue; 2755 2756 pci_read_config_dword(pdev, pos + PCI_REBAR_CAP, &cap); 2757 return (cap & PCI_REBAR_CTRL_SIZES_MASK) >> 2758 PCI_REBAR_CTRL_SIZES_SHIFT; 2759 } 2760 2761 return 0x0; 2762 } 2763 2764 /** 2765 * pci_rbar_set_size - set a new size for a BAR 2766 * @dev: PCI device 2767 * @bar: BAR to set size to 2768 * @size: new size as defined in the spec. 2769 * 2770 * Set the new size of a BAR as defined in the spec (0=1MB, 19=512GB). 2771 * Returns true if resizing was successful, false otherwise. 2772 */ 2773 bool pci_rbar_set_size(struct pci_dev *pdev, int bar, int size) > 2774 { 2775 int pos, nbars; 2776 u32 ctrl; 2777 int i; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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