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PCI: Use PCI Express Capability accessor

Browse source 
Use PCI Express Capability access functions to simplify device
Capabilities Register usages.

Signed-off-by: Myron Stowe <[email protected]>
Signed-off-by: Bjorn Helgaas <[email protected]>
This commit is contained in:
Myron Stowe 2013-01-25 17:55:45 -07:00 • committed by Bjorn Helgaas
commit 1c531d82ee
3 changed files with 4 additions and 4 deletions
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4
drivers/pci/access.c
View file

@ -472,7 +472,7 @@ EXPORT_SYMBOL_GPL(pci_cfg_access_unlock);
static inline int pcie_cap_version(const struct pci_dev *dev)
{
return dev->pcie_flags_reg & PCI_EXP_FLAGS_VERS;
return pcie_caps_reg(dev) & PCI_EXP_FLAGS_VERS;
}
static inline bool pcie_cap_has_devctl(const struct pci_dev *dev)
@ -497,7 +497,7 @@ static inline bool pcie_cap_has_sltctl(const struct pci_dev *dev)
return pcie_cap_version(dev) > 1 ||
type == PCI_EXP_TYPE_ROOT_PORT ||
(type == PCI_EXP_TYPE_DOWNSTREAM &&
dev->pcie_flags_reg & PCI_EXP_FLAGS_SLOT);
pcie_caps_reg(dev) & PCI_EXP_FLAGS_SLOT);
}
static inline bool pcie_cap_has_rtctl(const struct pci_dev *dev)

2
drivers/pci/pcie/portdrv_core.c
View file

@ -272,7 +272,7 @@ static int get_port_device_capability(struct pci_dev *dev)
/* Hot-Plug Capable */
if ((cap_mask & PCIE_PORT_SERVICE_HP) &&
dev->pcie_flags_reg & PCI_EXP_FLAGS_SLOT) {
pcie_caps_reg(dev) & PCI_EXP_FLAGS_SLOT) {
pcie_capability_read_dword(dev, PCI_EXP_SLTCAP, &reg32);
if (reg32 & PCI_EXP_SLTCAP_HPC) {
services |= PCIE_PORT_SERVICE_HP;