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| author | Thippeswamy Havalige <thippeswamy.havalige@amd.com> | 2022-10-25 09:52:07 +0300 |
|---|---|---|
| committer | Michal Simek <michal.simek@amd.com> | 2022-11-25 13:39:22 +0300 |
| commit | 4308e3c9e1ea9112865b10ed83c03b8d5d81aa32 (patch) | |
| tree | 91d56d85d29571a99cf8198888c17d910d8c3eb0 /arch/microblaze | |
| parent | 3d6010ec098bbbe28e35f8a487e04ba02ce6bbe3 (diff) | |
| download | linux-4308e3c9e1ea9112865b10ed83c03b8d5d81aa32.tar.xz | |
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>
Diffstat (limited to 'arch/microblaze')
| -rw-r--r-- | arch/microblaze/include/asm/pci-bridge.h | 5 | ||||
| -rw-r--r-- | arch/microblaze/pci/pci-common.c | 29 | ||||
| -rw-r--r-- | arch/microblaze/pci/xilinx_pci.c | 6 |
3 files changed, 0 insertions, 40 deletions
diff --git a/arch/microblaze/include/asm/pci-bridge.h b/arch/microblaze/include/asm/pci-bridge.h index 252bcc14c863..018c632abcf8 100644 --- a/arch/microblaze/include/asm/pci-bridge.h +++ b/arch/microblaze/include/asm/pci-bridge.h @@ -25,7 +25,6 @@ static inline int pcibios_vaddr_is_ioport(void __iomem *address) */ struct pci_controller { struct pci_bus *bus; - char is_dynamic; struct device_node *dn; struct list_head list_node; struct device *parent; @@ -98,9 +97,5 @@ extern void setup_indirect_pci(struct pci_controller *hose, resource_size_t cfg_addr, resource_size_t cfg_data, u32 flags); -/* Allocate & free a PCI host bridge structure */ -extern struct pci_controller *pcibios_alloc_controller(struct device_node *dev); -extern void pcibios_free_controller(struct pci_controller *phb); - #endif /* __KERNEL__ */ #endif /* _ASM_MICROBLAZE_PCI_BRIDGE_H */ diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c index 12764df0472e..2965892d05f8 100644 --- a/arch/microblaze/pci/pci-common.c +++ b/arch/microblaze/pci/pci-common.c @@ -38,9 +38,6 @@ static DEFINE_SPINLOCK(hose_spinlock); LIST_HEAD(hose_list); -/* XXX kill that some day ... */ -static int global_phb_number; /* Global phb counter */ - /* ISA Memory physical address */ resource_size_t isa_mem_base; @@ -49,32 +46,6 @@ EXPORT_SYMBOL(isa_io_base); static int pci_bus_count; -struct pci_controller *pcibios_alloc_controller(struct device_node *dev) -{ - struct pci_controller *phb; - - phb = zalloc_maybe_bootmem(sizeof(struct pci_controller), GFP_KERNEL); - if (!phb) - return NULL; - spin_lock(&hose_spinlock); - phb->global_number = global_phb_number++; - list_add_tail(&phb->list_node, &hose_list); - spin_unlock(&hose_spinlock); - phb->dn = dev; - phb->is_dynamic = mem_init_done; - return phb; -} - -void pcibios_free_controller(struct pci_controller *phb) -{ - spin_lock(&hose_spinlock); - list_del(&phb->list_node); - spin_unlock(&hose_spinlock); - - if (phb->is_dynamic) - kfree(phb); -} - static resource_size_t pcibios_io_size(const struct pci_controller *hose) { return resource_size(&hose->io_resource); diff --git a/arch/microblaze/pci/xilinx_pci.c b/arch/microblaze/pci/xilinx_pci.c index f1a51129b94c..3fa16e3c8e48 100644 --- a/arch/microblaze/pci/xilinx_pci.c +++ b/arch/microblaze/pci/xilinx_pci.c @@ -97,12 +97,6 @@ void __init xilinx_pci_init(void) return; } - hose = pcibios_alloc_controller(pci_node); - if (!hose) { - pr_err("xilinx-pci: pcibios_alloc_controller() failed\n"); - return; - } - /* Setup config space */ setup_indirect_pci(hose, r.start + XPLB_PCI_ADDR, r.start + XPLB_PCI_DATA, |