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| author | Bjorn Helgaas <bhelgaas@google.com> | 2012-06-22 15:32:50 -0600 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2012-06-22 15:32:50 -0600 |
| commit | 0f6662a49bf1b5a163ed4e6321c382d2390c817b (patch) | |
| tree | f52d6d047c37ce78af25a0db7e4f54737d023fe4 /drivers/pci/probe.c | |
| parent | 1693c4276d768464058f191998e035e09ceb9e65 (diff) | |
| parent | 809a3bf9f34cb6d0c0383b31b3495fa1ed3508a6 (diff) | |
| download | blackbird-op-linux-0f6662a49bf1b5a163ed4e6321c382d2390c817b.tar.gz blackbird-op-linux-0f6662a49bf1b5a163ed4e6321c382d2390c817b.zip | |
Merge branch 'topic/bjorn-trivial' into next
* topic/bjorn-trivial:
PCI: remove useless pcix_set_mmrbc() dev->bus check
PCI: acpiphp: check whether _ADR evaluation succeeded
PCI: shpchp: remove dead code
PCI: fix P2P bridge I/O port window sign extension
PCI: fix upstream P2P bridge checks when enabling OBFF and LTR
PCI: use __weak consistently
PCI: cleanup assign_requested_resources_sorted() kernel-doc warning
sparc/PCI: remove unused pcibios_assign_resource() definition
Diffstat (limited to 'drivers/pci/probe.c')
| -rw-r--r-- | drivers/pci/probe.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 08404098080b..cd06c8478267 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -318,10 +318,11 @@ static void __devinit pci_read_bridge_io(struct pci_bus *child) if ((io_base_lo & PCI_IO_RANGE_TYPE_MASK) == PCI_IO_RANGE_TYPE_32) { u16 io_base_hi, io_limit_hi; + pci_read_config_word(dev, PCI_IO_BASE_UPPER16, &io_base_hi); pci_read_config_word(dev, PCI_IO_LIMIT_UPPER16, &io_limit_hi); - base |= (io_base_hi << 16); - limit |= (io_limit_hi << 16); + base |= ((unsigned long) io_base_hi << 16); + limit |= ((unsigned long) io_limit_hi << 16); } if (base && base <= limit) { @@ -349,8 +350,8 @@ static void __devinit pci_read_bridge_mmio(struct pci_bus *child) res = child->resource[1]; pci_read_config_word(dev, PCI_MEMORY_BASE, &mem_base_lo); pci_read_config_word(dev, PCI_MEMORY_LIMIT, &mem_limit_lo); - base = (mem_base_lo & PCI_MEMORY_RANGE_MASK) << 16; - limit = (mem_limit_lo & PCI_MEMORY_RANGE_MASK) << 16; + base = ((unsigned long) mem_base_lo & PCI_MEMORY_RANGE_MASK) << 16; + limit = ((unsigned long) mem_limit_lo & PCI_MEMORY_RANGE_MASK) << 16; if (base && base <= limit) { res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM; region.start = base; @@ -371,11 +372,12 @@ static void __devinit pci_read_bridge_mmio_pref(struct pci_bus *child) res = child->resource[2]; pci_read_config_word(dev, PCI_PREF_MEMORY_BASE, &mem_base_lo); pci_read_config_word(dev, PCI_PREF_MEMORY_LIMIT, &mem_limit_lo); - base = (mem_base_lo & PCI_PREF_RANGE_MASK) << 16; - limit = (mem_limit_lo & PCI_PREF_RANGE_MASK) << 16; + base = ((unsigned long) mem_base_lo & PCI_PREF_RANGE_MASK) << 16; + limit = ((unsigned long) mem_limit_lo & PCI_PREF_RANGE_MASK) << 16; if ((mem_base_lo & PCI_PREF_RANGE_TYPE_MASK) == PCI_PREF_RANGE_TYPE_64) { u32 mem_base_hi, mem_limit_hi; + pci_read_config_dword(dev, PCI_PREF_BASE_UPPER32, &mem_base_hi); pci_read_config_dword(dev, PCI_PREF_LIMIT_UPPER32, &mem_limit_hi); @@ -386,8 +388,8 @@ static void __devinit pci_read_bridge_mmio_pref(struct pci_bus *child) */ if (mem_base_hi <= mem_limit_hi) { #if BITS_PER_LONG == 64 - base |= ((long) mem_base_hi) << 32; - limit |= ((long) mem_limit_hi) << 32; + base |= ((unsigned long) mem_base_hi) << 32; + limit |= ((unsigned long) mem_limit_hi) << 32; #else if (mem_base_hi || mem_limit_hi) { dev_err(&dev->dev, "can't handle 64-bit " |
