Currently, pcibios_bus_to_resource() and pcibios_resource_to_bus()
functions use pci_host_bridge_window in pci_host_bridge to translate
bus side to/from cpu side addresses. Pci_window in pci_controller
under IA64 is no used again, so remove this function.
Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Cc: linux-ia64@xxxxxxxxxxxxxxx
---
arch/ia64/sn/kernel/io_init.c | 49 +----------------------------------------
1 files changed, 1 insertions(+), 48 deletions(-)
diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c
index 238e2c5..99710f5 100644
--- a/arch/ia64/sn/kernel/io_init.c
+++ b/arch/ia64/sn/kernel/io_init.c
@@ -149,48 +149,6 @@ sn_legacy_pci_window_fixup(struct pci_controller *controller,
}
/*
- * sn_pci_window_fixup() - Create a pci_window for each device resource.
- * It will setup pci_windows for use by
- * pcibios_bus_to_resource(), pcibios_resource_to_bus(),
- * etc.
- */
-static void
-sn_pci_window_fixup(struct pci_dev *dev, unsigned int count,
- s64 * pci_addrs)
-{
- struct pci_controller *controller = PCI_CONTROLLER(dev->bus);
- unsigned int i;
- unsigned int idx;
- unsigned int new_count;
- struct pci_window *new_window;
-
- if (count == 0)
- return;
- idx = controller->windows;
- new_count = controller->windows + count;
- new_window = kcalloc(new_count, sizeof(struct pci_window), GFP_KERNEL);
- BUG_ON(new_window == NULL);
- if (controller->window) {
- memcpy(new_window, controller->window,
- sizeof(struct pci_window) * controller->windows);
- kfree(controller->window);
- }
-
- /* Setup a pci_window for each device resource. */
- for (i = 0; i <= PCI_ROM_RESOURCE; i++) {
- if (pci_addrs[i] == -1)
- continue;
-
- new_window[idx].offset = dev->resource[i].start - pci_addrs[i];
- new_window[idx].resource = dev->resource[i];
- idx++;
- }
-
- controller->windows = new_count;
- controller->window = new_window;
-}
-
-/*
* sn_io_slot_fixup() - We are not running with an ACPI capable PROM,
* and need to convert the pci_dev->resource
* 'start' and 'end' addresses to mapped addresses,
@@ -276,12 +234,7 @@ sn_io_slot_fixup(struct pci_dev *dev)
IORESOURCE_ROM_BIOS_COPY;
}
}
- /* Create a pci_window in the pci_controller struct for
- * each device resource.
- */
- if (count > 0)
- sn_pci_window_fixup(dev, count, pci_addrs);
-
+
sn_pci_fixup_slot(dev, pcidev_info, sn_irq_info);
}
--
1.7.1
--
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