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MIPS: PCI: Use struct list_head lists
Rather than open-coding a linked list implementation, make use of the one in linux/list.h. Signed-off-by: Paul Burton <paul.burton@imgtec.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/14340/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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2 changed files with 6 additions and 6 deletions
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@ -17,6 +17,7 @@
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*/
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#include <linux/ioport.h>
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#include <linux/list.h>
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#include <linux/of.h>
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/*
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@ -25,7 +26,7 @@
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* single controller supporting multiple channels.
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*/
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struct pci_controller {
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struct pci_controller *next;
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struct list_head list;
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struct pci_bus *bus;
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struct device_node *of_node;
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@ -28,8 +28,7 @@
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/*
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* The PCI controller list.
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*/
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static struct pci_controller *hose_head, **hose_tail = &hose_head;
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static LIST_HEAD(controllers);
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unsigned long PCIBIOS_MIN_IO;
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unsigned long PCIBIOS_MIN_MEM;
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@ -193,8 +192,8 @@ void register_pci_controller(struct pci_controller *hose)
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goto out;
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}
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*hose_tail = hose;
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hose_tail = &hose->next;
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INIT_LIST_HEAD(&hose->list);
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list_add(&hose->list, &controllers);
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/*
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* Do not panic here but later - this might happen before console init.
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@ -248,7 +247,7 @@ static int __init pcibios_init(void)
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pcibios_set_cache_line_size();
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/* Scan all of the recorded PCI controllers. */
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for (hose = hose_head; hose; hose = hose->next)
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list_for_each_entry(hose, &controllers, list)
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pcibios_scanbus(hose);
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pci_fixup_irqs(pci_common_swizzle, pcibios_map_irq);
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