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s390/pci: implement pcibios_release_device
Use pcibios_release_device to implement architecture-specific functionality when a pci device is released. This function will be called during pci_release_dev. Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com> Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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44b9ca4753
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1 changed files with 25 additions and 1 deletions
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@ -565,7 +565,21 @@ static void zpci_map_resources(struct zpci_dev *zdev)
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pr_debug("BAR%i: -> start: %Lx end: %Lx\n",
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i, pdev->resource[i].start, pdev->resource[i].end);
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}
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};
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}
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static void zpci_unmap_resources(struct zpci_dev *zdev)
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{
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struct pci_dev *pdev = zdev->pdev;
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resource_size_t len;
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int i;
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for (i = 0; i < PCI_BAR_COUNT; i++) {
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len = pci_resource_len(pdev, i);
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if (!len)
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continue;
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pci_iounmap(pdev, (void *) pdev->resource[i].start);
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}
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}
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struct zpci_dev *zpci_alloc_device(void)
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{
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@ -810,6 +824,16 @@ int pcibios_add_device(struct pci_dev *pdev)
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return 0;
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}
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void pcibios_release_device(struct pci_dev *pdev)
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{
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struct zpci_dev *zdev = get_zdev(pdev);
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zpci_unmap_resources(zdev);
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zpci_fmb_disable_device(zdev);
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zpci_debug_exit_device(zdev);
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zdev->pdev = NULL;
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}
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static int zpci_scan_bus(struct zpci_dev *zdev)
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{
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struct resource *res;
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