diff options
Diffstat (limited to 'arch/powerpc/sysdev/fsl_pci.c')
| -rw-r--r-- | arch/powerpc/sysdev/fsl_pci.c | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c index ffb93ae9379..92a5915b182 100644 --- a/arch/powerpc/sysdev/fsl_pci.c +++ b/arch/powerpc/sysdev/fsl_pci.c @@ -36,7 +36,7 @@ static int fsl_pcie_bus_fixup, is_mpc83xx_pci; -static void __devinit quirk_fsl_pcie_header(struct pci_dev *dev) +static void quirk_fsl_pcie_header(struct pci_dev *dev) { u8 hdr_type; @@ -89,7 +89,7 @@ static int fsl_pci_dma_set_mask(struct device *dev, u64 dma_mask) return 0; } -static int __init setup_one_atmu(struct ccsr_pci __iomem *pci, +static int setup_one_atmu(struct ccsr_pci __iomem *pci, unsigned int index, const struct resource *res, resource_size_t offset) { @@ -126,7 +126,7 @@ static int __init setup_one_atmu(struct ccsr_pci __iomem *pci, } /* atmu setup for fsl pci/pcie controller */ -static void __init setup_pci_atmu(struct pci_controller *hose, +static void setup_pci_atmu(struct pci_controller *hose, struct resource *rsrc) { struct ccsr_pci __iomem *pci; @@ -136,7 +136,7 @@ static void __init setup_pci_atmu(struct pci_controller *hose, u32 pcicsrbar = 0, pcicsrbar_sz; u32 piwar = PIWAR_EN | PIWAR_PF | PIWAR_TGI_LOCAL | PIWAR_READ_SNOOP | PIWAR_WRITE_SNOOP; - char *name = hose->dn->full_name; + const char *name = hose->dn->full_name; const u64 *reg; int len; @@ -871,7 +871,7 @@ void fsl_pci_assign_primary(void) } } -static int __devinit fsl_pci_probe(struct platform_device *pdev) +static int fsl_pci_probe(struct platform_device *pdev) { int ret; struct device_node *node; @@ -902,9 +902,42 @@ static int __devinit fsl_pci_probe(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM +static int fsl_pci_resume(struct device *dev) +{ + struct pci_controller *hose; + struct resource pci_rsrc; + + hose = pci_find_hose_for_OF_device(dev->of_node); + if (!hose) + return -ENODEV; + + if (of_address_to_resource(dev->of_node, 0, &pci_rsrc)) { + dev_err(dev, "Get pci register base failed."); + return -ENODEV; + } + + setup_pci_atmu(hose, &pci_rsrc); + + return 0; +} + +static const struct dev_pm_ops pci_pm_ops = { + .resume = fsl_pci_resume, +}; + +#define PCI_PM_OPS (&pci_pm_ops) + +#else + +#define PCI_PM_OPS NULL + +#endif + static struct platform_driver fsl_pci_driver = { .driver = { .name = "fsl-pci", + .pm = PCI_PM_OPS, .of_match_table = pci_ids, }, .probe = fsl_pci_probe, |