microblaze/PCI: Remove unused allocation & free of PCI host bridge structure
Remove unused allocation and freeing of PCI host bridge structure. Signed-off-by: Thippeswamy Havalige <thippeswamy.havalige@amd.com> Link: https://lore.kernel.org/r/20221025065214.4663-7-thippeswamy.havalige@amd.com Signed-off-by: Michal Simek <michal.simek@amd.com>
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@ -25,7 +25,6 @@ static inline int pcibios_vaddr_is_ioport(void __iomem *address)
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*/
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struct pci_controller {
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struct pci_bus *bus;
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char is_dynamic;
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struct device_node *dn;
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struct list_head list_node;
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struct device *parent;
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@ -98,9 +97,5 @@ extern void setup_indirect_pci(struct pci_controller *hose,
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resource_size_t cfg_addr,
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resource_size_t cfg_data, u32 flags);
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/* Allocate & free a PCI host bridge structure */
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extern struct pci_controller *pcibios_alloc_controller(struct device_node *dev);
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extern void pcibios_free_controller(struct pci_controller *phb);
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#endif /* __KERNEL__ */
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#endif /* _ASM_MICROBLAZE_PCI_BRIDGE_H */
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@ -38,9 +38,6 @@
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static DEFINE_SPINLOCK(hose_spinlock);
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LIST_HEAD(hose_list);
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/* XXX kill that some day ... */
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static int global_phb_number; /* Global phb counter */
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/* ISA Memory physical address */
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resource_size_t isa_mem_base;
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@ -49,32 +46,6 @@ EXPORT_SYMBOL(isa_io_base);
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static int pci_bus_count;
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struct pci_controller *pcibios_alloc_controller(struct device_node *dev)
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{
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struct pci_controller *phb;
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phb = zalloc_maybe_bootmem(sizeof(struct pci_controller), GFP_KERNEL);
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if (!phb)
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return NULL;
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spin_lock(&hose_spinlock);
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phb->global_number = global_phb_number++;
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list_add_tail(&phb->list_node, &hose_list);
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spin_unlock(&hose_spinlock);
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phb->dn = dev;
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phb->is_dynamic = mem_init_done;
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return phb;
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}
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void pcibios_free_controller(struct pci_controller *phb)
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{
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spin_lock(&hose_spinlock);
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list_del(&phb->list_node);
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spin_unlock(&hose_spinlock);
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if (phb->is_dynamic)
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kfree(phb);
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}
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static resource_size_t pcibios_io_size(const struct pci_controller *hose)
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{
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return resource_size(&hose->io_resource);
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@ -97,12 +97,6 @@ void __init xilinx_pci_init(void)
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return;
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}
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hose = pcibios_alloc_controller(pci_node);
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if (!hose) {
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pr_err("xilinx-pci: pcibios_alloc_controller() failed\n");
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return;
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}
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/* Setup config space */
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setup_indirect_pci(hose, r.start + XPLB_PCI_ADDR,
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r.start + XPLB_PCI_DATA,
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