tile PCI RC: cleanups for tilepro PCI RC
- remove unneeded <linux/bootmem.h> include in pci.c - eliminate unused pci_controller.first_busno field - prefer msleep to mdelay - remove stale comment about pci_scan_bus_parented() Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
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@ -29,7 +29,6 @@ struct pci_controller {
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int index; /* PCI domain number */
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struct pci_bus *root_bus;
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int first_busno;
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int last_busno;
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int hv_cfg_fd[2]; /* config{0,1} fds for this PCIe controller */
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@ -20,7 +20,6 @@
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#include <linux/capability.h>
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#include <linux/sched.h>
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#include <linux/errno.h>
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#include <linux/bootmem.h>
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#include <linux/irq.h>
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#include <linux/io.h>
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#include <linux/uaccess.h>
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@ -192,7 +191,6 @@ int __init tile_pci_init(void)
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controller->hv_cfg_fd[0] = hv_cfg_fd0;
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controller->hv_cfg_fd[1] = hv_cfg_fd1;
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controller->hv_mem_fd = hv_mem_fd;
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controller->first_busno = 0;
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controller->last_busno = 0xff;
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controller->ops = &tile_cfg_ops;
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@ -283,7 +281,7 @@ int __init pcibios_init(void)
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* known to require at least 20ms here, but we use a more
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* conservative value.
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*/
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mdelay(250);
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msleep(250);
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/* Scan all of the recorded PCI controllers. */
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for (i = 0; i < TILE_NUM_PCIE; i++) {
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@ -304,18 +302,10 @@ int __init pcibios_init(void)
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pr_info("PCI: initializing controller #%d\n", i);
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/*
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* This comes from the generic Linux PCI driver.
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*
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* It reads the PCI tree for this bus into the Linux
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* data structures.
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*
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* This is inlined in linux/pci.h and calls into
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* pci_scan_bus_parented() in probe.c.
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*/
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pci_add_resource(&resources, &ioport_resource);
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pci_add_resource(&resources, &iomem_resource);
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bus = pci_scan_root_bus(NULL, 0, controller->ops, controller, &resources);
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bus = pci_scan_root_bus(NULL, 0, controller->ops,
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controller, &resources);
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controller->root_bus = bus;
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controller->last_busno = bus->busn_res.end;
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}
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