summaryrefslogtreecommitdiff
path: root/arch/xtensa/kernel/pci.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/xtensa/kernel/pci.c')
-rw-r--r--arch/xtensa/kernel/pci.c69
1 files changed, 4 insertions, 65 deletions
diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c
index b7c7a60c7000..21f13e9aabe1 100644
--- a/arch/xtensa/kernel/pci.c
+++ b/arch/xtensa/kernel/pci.c
@@ -41,8 +41,8 @@
* pci_bus_add_device
*/
-struct pci_controller* pci_ctrl_head;
-struct pci_controller** pci_ctrl_tail = &pci_ctrl_head;
+static struct pci_controller *pci_ctrl_head;
+static struct pci_controller **pci_ctrl_tail = &pci_ctrl_head;
static int pci_bus_count;
@@ -80,50 +80,6 @@ pcibios_align_resource(void *data, const struct resource *res,
return start;
}
-int
-pcibios_enable_resources(struct pci_dev *dev, int mask)
-{
- u16 cmd, old_cmd;
- int idx;
- struct resource *r;
-
- pci_read_config_word(dev, PCI_COMMAND, &cmd);
- old_cmd = cmd;
- for(idx=0; idx<6; idx++) {
- r = &dev->resource[idx];
- if (!r->start && r->end) {
- pr_err("PCI: Device %s not available because "
- "of resource collisions\n", pci_name(dev));
- return -EINVAL;
- }
- if (r->flags & IORESOURCE_IO)
- cmd |= PCI_COMMAND_IO;
- if (r->flags & IORESOURCE_MEM)
- cmd |= PCI_COMMAND_MEMORY;
- }
- if (dev->resource[PCI_ROM_RESOURCE].start)
- cmd |= PCI_COMMAND_MEMORY;
- if (cmd != old_cmd) {
- pr_info("PCI: Enabling device %s (%04x -> %04x)\n",
- pci_name(dev), old_cmd, cmd);
- pci_write_config_word(dev, PCI_COMMAND, cmd);
- }
- return 0;
-}
-
-struct pci_controller * __init pcibios_alloc_controller(void)
-{
- struct pci_controller *pci_ctrl;
-
- pci_ctrl = (struct pci_controller *)alloc_bootmem(sizeof(*pci_ctrl));
- memset(pci_ctrl, 0, sizeof(struct pci_controller));
-
- *pci_ctrl_tail = pci_ctrl;
- pci_ctrl_tail = &pci_ctrl->next;
-
- return pci_ctrl;
-}
-
static void __init pci_controller_apertures(struct pci_controller *pci_ctrl,
struct list_head *resources)
{
@@ -223,8 +179,7 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
for (idx=0; idx<6; idx++) {
r = &dev->resource[idx];
if (!r->start && r->end) {
- pr_err("PCI: Device %s not available because "
- "of resource collisions\n", pci_name(dev));
+ pci_err(dev, "can't enable device: resource collisions\n");
return -EINVAL;
}
if (r->flags & IORESOURCE_IO)
@@ -233,29 +188,13 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
cmd |= PCI_COMMAND_MEMORY;
}
if (cmd != old_cmd) {
- pr_info("PCI: Enabling device %s (%04x -> %04x)\n",
- pci_name(dev), old_cmd, cmd);
+ pci_info(dev, "enabling device (%04x -> %04x)\n", old_cmd, cmd);
pci_write_config_word(dev, PCI_COMMAND, cmd);
}
return 0;
}
-#ifdef CONFIG_PROC_FS
-
-/*
- * Return the index of the PCI controller for device pdev.
- */
-
-int
-pci_controller_num(struct pci_dev *dev)
-{
- struct pci_controller *pci_ctrl = (struct pci_controller*) dev->sysdata;
- return pci_ctrl->index;
-}
-
-#endif /* CONFIG_PROC_FS */
-
/*
* Platform support for /proc/bus/pci/X/Y mmap()s.
* -- paulus.