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authorDavid S. Miller <davem@sunset.davemloft.net>2007-02-28 23:35:04 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-26 01:55:06 -0700
commita2fb23af1c31ad6e0c281e56d385f803229d57fa (patch)
tree9c093cd9cc639cfaac4e2b1057f5d45eb6ab69e3 /arch/sparc64/kernel/pci_psycho.c
parentdeb66c4521e119442aa266553e8cbfc86eb71232 (diff)
downloadop-kernel-dev-a2fb23af1c31ad6e0c281e56d385f803229d57fa.zip
op-kernel-dev-a2fb23af1c31ad6e0c281e56d385f803229d57fa.tar.gz
[SPARC64]: Probe PCI bus using OF device tree.
Almost entirely taken from the 64-bit PowerPC PCI code. This allowed to eliminate a ton of cruft from the sparc64 PCI layer. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel/pci_psycho.c')
-rw-r--r--arch/sparc64/kernel/pci_psycho.c26
1 files changed, 2 insertions, 24 deletions
diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c
index fda5db2..12ea30d 100644
--- a/arch/sparc64/kernel/pci_psycho.c
+++ b/arch/sparc64/kernel/pci_psycho.c
@@ -905,8 +905,7 @@ static void psycho_resource_adjust(struct pci_dev *pdev,
static void psycho_base_address_update(struct pci_dev *pdev, int resource)
{
- struct pcidev_cookie *pcp = pdev->sysdata;
- struct pci_pbm_info *pbm = pcp->pbm;
+ struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller;
struct resource *res, *root;
u32 reg;
int where, size, is_64bit;
@@ -968,28 +967,7 @@ static void pbm_config_busmastering(struct pci_pbm_info *pbm)
static void pbm_scan_bus(struct pci_controller_info *p,
struct pci_pbm_info *pbm)
{
- struct pcidev_cookie *cookie = kzalloc(sizeof(*cookie), GFP_KERNEL);
-
- if (!cookie) {
- prom_printf("PSYCHO: Critical allocation failure.\n");
- prom_halt();
- }
-
- /* All we care about is the PBM. */
- cookie->pbm = pbm;
-
- pbm->pci_bus = pci_scan_bus(pbm->pci_first_busno,
- p->pci_ops,
- pbm);
- pci_fixup_host_bridge_self(pbm->pci_bus);
- pbm->pci_bus->self->sysdata = cookie;
-
- pci_fill_in_pbm_cookies(pbm->pci_bus, pbm, pbm->prom_node);
- pci_record_assignments(pbm, pbm->pci_bus);
- pci_assign_unassigned(pbm, pbm->pci_bus);
- pci_fixup_irq(pbm, pbm->pci_bus);
- pci_determine_66mhz_disposition(pbm, pbm->pci_bus);
- pci_setup_busmastering(pbm, pbm->pci_bus);
+ pbm->pci_bus = pci_scan_one_pbm(pbm);
}
static void psycho_scan_bus(struct pci_controller_info *p)
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