PCI/ACPI: Use normal list for struct acpi_pci_driver
Use normal list for struct acpi_pci_driver to simplify code. Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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Коммит
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@ -72,8 +72,8 @@ static struct acpi_driver acpi_pci_root_driver = {
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};
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static LIST_HEAD(acpi_pci_roots);
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static LIST_HEAD(acpi_pci_drivers);
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static struct acpi_pci_driver *sub_driver;
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static DEFINE_MUTEX(osc_lock);
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int acpi_pci_register_driver(struct acpi_pci_driver *driver)
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@ -81,10 +81,7 @@ int acpi_pci_register_driver(struct acpi_pci_driver *driver)
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int n = 0;
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struct acpi_pci_root *root;
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struct acpi_pci_driver **pptr = &sub_driver;
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while (*pptr)
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pptr = &(*pptr)->next;
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*pptr = driver;
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list_add_tail(&driver->node, &acpi_pci_drivers);
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if (!driver->add)
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return 0;
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@ -103,14 +100,7 @@ void acpi_pci_unregister_driver(struct acpi_pci_driver *driver)
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{
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struct acpi_pci_root *root;
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struct acpi_pci_driver **pptr = &sub_driver;
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while (*pptr) {
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if (*pptr == driver)
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break;
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pptr = &(*pptr)->next;
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}
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BUG_ON(!*pptr);
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*pptr = (*pptr)->next;
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list_del(&driver->node);
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if (!driver->remove)
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return;
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@ -138,7 +138,7 @@ void acpi_penalize_isa_irq(int irq, int active);
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void acpi_pci_irq_disable (struct pci_dev *dev);
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struct acpi_pci_driver {
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struct acpi_pci_driver *next;
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struct list_head node;
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int (*add)(acpi_handle handle);
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void (*remove)(acpi_handle handle);
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};
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