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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-12 06:50:26 +0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-12 06:50:26 +0400 |
commit | 7b67e751479d50b7f84d1a3cc5216eed5e534b66 (patch) | |
tree | a1a6746857cf65f04dde739fe271bf4143d55eaf /arch/sh/drivers/pci | |
parent | 9f13a1fd452f11c18004ba2422a6384b424ec8a9 (diff) | |
parent | 76ccc297018d25d55b789bbd508861ef1e2cdb0c (diff) | |
download | linux-7b67e751479d50b7f84d1a3cc5216eed5e534b66.tar.xz |
Merge branch 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci
* 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci: (80 commits)
x86/PCI: Expand the x86_msi_ops to have a restore MSIs.
PCI: Increase resource array mask bit size in pcim_iomap_regions()
PCI: DEVICE_COUNT_RESOURCE should be equal to PCI_NUM_RESOURCES
PCI: pci_ids: add device ids for STA2X11 device (aka ConneXT)
PNP: work around Dell 1536/1546 BIOS MMCONFIG bug that breaks USB
x86/PCI: amd: factor out MMCONFIG discovery
PCI: Enable ATS at the device state restore
PCI: msi: fix imbalanced refcount of msi irq sysfs objects
PCI: kconfig: English typo in pci/pcie/Kconfig
PCI/PM/Runtime: make PCI traces quieter
PCI: remove pci_create_bus()
xtensa/PCI: convert to pci_scan_root_bus() for correct root bus resources
x86/PCI: convert to pci_create_root_bus() and pci_scan_root_bus()
x86/PCI: use pci_scan_bus() instead of pci_scan_bus_parented()
x86/PCI: read Broadcom CNB20LE host bridge info before PCI scan
sparc32, leon/PCI: convert to pci_scan_root_bus() for correct root bus resources
sparc/PCI: convert to pci_create_root_bus()
sh/PCI: convert to pci_scan_root_bus() for correct root bus resources
powerpc/PCI: convert to pci_create_root_bus()
powerpc/PCI: split PHB part out of pcibios_map_io_space()
...
Fix up conflicts in drivers/pci/msi.c and include/linux/pci_regs.h due
to the same patches being applied in other branches.
Diffstat (limited to 'arch/sh/drivers/pci')
-rw-r--r-- | arch/sh/drivers/pci/pci.c | 41 |
1 files changed, 10 insertions, 31 deletions
diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c index 11aaf2fdec84..8f18dd090a66 100644 --- a/arch/sh/drivers/pci/pci.c +++ b/arch/sh/drivers/pci/pci.c @@ -36,9 +36,15 @@ static void __devinit pcibios_scanbus(struct pci_channel *hose) { static int next_busno; static int need_domain_info; + LIST_HEAD(resources); + int i; struct pci_bus *bus; - bus = pci_scan_bus(next_busno, hose->pci_ops, hose); + for (i = 0; i < hose->nr_resources; i++) + pci_add_resource(&resources, hose->resources + i); + + bus = pci_scan_root_bus(NULL, next_busno, hose->pci_ops, hose, + &resources); hose->bus = bus; need_domain_info = need_domain_info || hose->index; @@ -55,6 +61,8 @@ static void __devinit pcibios_scanbus(struct pci_channel *hose) pci_bus_size_bridges(bus); pci_bus_assign_resources(bus); pci_enable_bridges(bus); + } else { + pci_free_resource_list(&resources); } } @@ -162,16 +170,8 @@ static void pcibios_fixup_device_resources(struct pci_dev *dev, */ void __devinit pcibios_fixup_bus(struct pci_bus *bus) { - struct pci_dev *dev = bus->self; + struct pci_dev *dev; struct list_head *ln; - struct pci_channel *hose = bus->sysdata; - - if (!dev) { - int i; - - for (i = 0; i < hose->nr_resources; i++) - bus->resource[i] = hose->resources + i; - } for (ln = bus->devices.next; ln != &bus->devices; ln = ln->next) { dev = pci_dev_b(ln); @@ -243,27 +243,6 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) return pci_enable_resources(dev, mask); } -/* - * If we set up a device for bus mastering, we need to check and set - * the latency timer as it may not be properly set. - */ -static unsigned int pcibios_max_latency = 255; - -void pcibios_set_master(struct pci_dev *dev) -{ - u8 lat; - pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); - if (lat < 16) - lat = (64 <= pcibios_max_latency) ? 64 : pcibios_max_latency; - else if (lat > pcibios_max_latency) - lat = pcibios_max_latency; - else - return; - printk(KERN_INFO "PCI: Setting latency timer of device %s to %d\n", - pci_name(dev), lat); - pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); -} - void __init pcibios_update_irq(struct pci_dev *dev, int irq) { pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq); |