diff options
Diffstat (limited to 'drivers/pci/hotplug')
-rw-r--r-- | drivers/pci/hotplug/pciehp_acpi.c | 6 | ||||
-rw-r--r-- | drivers/pci/hotplug/pciehp_hpc.c | 12 | ||||
-rw-r--r-- | drivers/pci/hotplug/pcihp_slot.c | 20 |
3 files changed, 10 insertions, 28 deletions
diff --git a/drivers/pci/hotplug/pciehp_acpi.c b/drivers/pci/hotplug/pciehp_acpi.c index 376d70d1717..24d709b7388 100644 --- a/drivers/pci/hotplug/pciehp_acpi.c +++ b/drivers/pci/hotplug/pciehp_acpi.c @@ -81,16 +81,12 @@ static struct list_head __initdata dummy_slots = LIST_HEAD_INIT(dummy_slots); /* Dummy driver for dumplicate name detection */ static int __init dummy_probe(struct pcie_device *dev) { - int pos; u32 slot_cap; acpi_handle handle; struct dummy_slot *slot, *tmp; struct pci_dev *pdev = dev->port; - pos = pci_pcie_cap(pdev); - if (!pos) - return -ENODEV; - pci_read_config_dword(pdev, pos + PCI_EXP_SLTCAP, &slot_cap); + pcie_capability_read_dword(pdev, PCI_EXP_SLTCAP, &slot_cap); slot = kzalloc(sizeof(*slot), GFP_KERNEL); if (!slot) return -ENOMEM; diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index 302451e8289..13b2eaf7ba4 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -44,25 +44,25 @@ static inline int pciehp_readw(struct controller *ctrl, int reg, u16 *value) { struct pci_dev *dev = ctrl->pcie->port; - return pci_read_config_word(dev, pci_pcie_cap(dev) + reg, value); + return pcie_capability_read_word(dev, reg, value); } static inline int pciehp_readl(struct controller *ctrl, int reg, u32 *value) { struct pci_dev *dev = ctrl->pcie->port; - return pci_read_config_dword(dev, pci_pcie_cap(dev) + reg, value); + return pcie_capability_read_dword(dev, reg, value); } static inline int pciehp_writew(struct controller *ctrl, int reg, u16 value) { struct pci_dev *dev = ctrl->pcie->port; - return pci_write_config_word(dev, pci_pcie_cap(dev) + reg, value); + return pcie_capability_write_word(dev, reg, value); } static inline int pciehp_writel(struct controller *ctrl, int reg, u32 value) { struct pci_dev *dev = ctrl->pcie->port; - return pci_write_config_dword(dev, pci_pcie_cap(dev) + reg, value); + return pcie_capability_write_dword(dev, reg, value); } /* Power Control Command */ @@ -855,10 +855,6 @@ struct controller *pcie_init(struct pcie_device *dev) goto abort; } ctrl->pcie = dev; - if (!pci_pcie_cap(pdev)) { - ctrl_err(ctrl, "Cannot find PCI Express capability\n"); - goto abort_ctrl; - } if (pciehp_readl(ctrl, PCI_EXP_SLTCAP, &slot_cap)) { ctrl_err(ctrl, "Cannot read SLOTCAP register\n"); goto abort_ctrl; diff --git a/drivers/pci/hotplug/pcihp_slot.c b/drivers/pci/hotplug/pcihp_slot.c index 8c05a18c977..fec2d5b7544 100644 --- a/drivers/pci/hotplug/pcihp_slot.c +++ b/drivers/pci/hotplug/pcihp_slot.c @@ -96,17 +96,11 @@ static void program_hpp_type1(struct pci_dev *dev, struct hpp_type1 *hpp) static void program_hpp_type2(struct pci_dev *dev, struct hpp_type2 *hpp) { int pos; - u16 reg16; u32 reg32; if (!hpp) return; - /* Find PCI Express capability */ - pos = pci_pcie_cap(dev); - if (!pos) - return; - if (hpp->revision > 1) { dev_warn(&dev->dev, "PCIe settings rev %d not supported\n", hpp->revision); @@ -114,17 +108,13 @@ static void program_hpp_type2(struct pci_dev *dev, struct hpp_type2 *hpp) } /* Initialize Device Control Register */ - pci_read_config_word(dev, pos + PCI_EXP_DEVCTL, ®16); - reg16 = (reg16 & hpp->pci_exp_devctl_and) | hpp->pci_exp_devctl_or; - pci_write_config_word(dev, pos + PCI_EXP_DEVCTL, reg16); + pcie_capability_clear_and_set_word(dev, PCI_EXP_DEVCTL, + ~hpp->pci_exp_devctl_and, hpp->pci_exp_devctl_or); /* Initialize Link Control Register */ - if (dev->subordinate) { - pci_read_config_word(dev, pos + PCI_EXP_LNKCTL, ®16); - reg16 = (reg16 & hpp->pci_exp_lnkctl_and) - | hpp->pci_exp_lnkctl_or; - pci_write_config_word(dev, pos + PCI_EXP_LNKCTL, reg16); - } + if (dev->subordinate) + pcie_capability_clear_and_set_word(dev, PCI_EXP_LNKCTL, + ~hpp->pci_exp_lnkctl_and, hpp->pci_exp_lnkctl_or); /* Find Advanced Error Reporting Enhanced Capability */ pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR); |