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| author | Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> | 2009-11-25 21:04:30 +0900 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-12-04 15:55:59 -0800 |
| commit | 1ce5e83063bf388a2c9fa1e3d4d3122146ad305d (patch) | |
| tree | 10528a2c8dd991a7c6ad6e55058469d96aa335d5 /drivers/pci/pcie | |
| parent | dc5351784eb36f1fec4efa88e01581be72c0b711 (diff) | |
| download | linux-1ce5e83063bf388a2c9fa1e3d4d3122146ad305d.tar.gz linux-1ce5e83063bf388a2c9fa1e3d4d3122146ad305d.tar.bz2 linux-1ce5e83063bf388a2c9fa1e3d4d3122146ad305d.zip | |
PCI: portdrv: enable device before irq initialization
Call pci_enable_device() before initializing service irqs, because
legacy interrupt is initialized in pci_enable_device() on some
architectures.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pcie')
| -rw-r--r-- | drivers/pci/pcie/portdrv_core.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index d208dc2d62fd..a2ac618a95be 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -302,6 +302,12 @@ int pcie_port_device_register(struct pci_dev *dev) port_data->port_type = dev->pcie_type; pci_set_drvdata(dev, port_data); + /* Enable PCI Express port device */ + status = pci_enable_device(dev); + if (status) + goto error_kfree; + pci_set_master(dev); + /* * Initialize service irqs. Don't use service devices that * require interrupts if there is no way to generate them. @@ -310,14 +316,9 @@ int pcie_port_device_register(struct pci_dev *dev) if (status) { capabilities &= PCIE_PORT_SERVICE_VC; if (!capabilities) - goto Error; + goto error_disable; } - status = pci_enable_device(dev); - if (status) - goto Error; - pci_set_master(dev); - /* Allocate child services if any */ for (i = 0, nr_serv = 0; i < PCIE_PORT_DEVICE_MAXSERVICES; i++) { int service = 1 << i; @@ -330,14 +331,14 @@ int pcie_port_device_register(struct pci_dev *dev) nr_serv++; } if (!nr_serv) { - pci_disable_device(dev); status = -ENODEV; - goto Error; + goto error_disable; } - return 0; - Error: +error_disable: + pci_disable_device(dev); +error_kfree: kfree(port_data); return status; } |