diff options
| author | Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> | 2009-11-25 21:00:53 +0900 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-12-04 15:55:12 -0800 |
| commit | 898294c97500b1cdff6edce52fd34e024eb070ec (patch) | |
| tree | 0f5faec54c06f3775c164b48a1c48659c6ceeb4c /drivers/pci | |
| parent | 59353ea30e65ab3ae181d6175e3212e1361c3787 (diff) | |
| download | linux-898294c97500b1cdff6edce52fd34e024eb070ec.tar.bz2 | |
PCI: portdrv: remove redundant pcie_port_device_probe
We don't need pcie_port_device_probe() because we can get pci
device/port type using pci_is_pcie() and 'pcie_type' fields in struct
pci_dev. Remove pcie_port_device_probe().
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/pcie/portdrv.h | 1 | ||||
| -rw-r--r-- | drivers/pci/pcie/portdrv_core.c | 22 | ||||
| -rw-r--r-- | drivers/pci/pcie/portdrv_pci.c | 14 |
3 files changed, 8 insertions, 29 deletions
diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h index 17ad53868f9f..cc1f8435ee20 100644 --- a/drivers/pci/pcie/portdrv.h +++ b/drivers/pci/pcie/portdrv.h @@ -35,7 +35,6 @@ #define get_descriptor_id(type, service) (((type - 4) << 4) | service) extern struct bus_type pcie_port_bus_type; -extern int pcie_port_device_probe(struct pci_dev *dev); extern int pcie_port_device_register(struct pci_dev *dev); #ifdef CONFIG_PM extern int pcie_port_device_suspend(struct device *dev); diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index ce99c7121372..a0376f80bc5e 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -297,28 +297,6 @@ static struct pcie_device* alloc_pcie_device(struct pci_dev *parent, } /** - * pcie_port_device_probe - check if device is a PCI Express port - * @dev: Device to check - */ -int pcie_port_device_probe(struct pci_dev *dev) -{ - int pos, type; - u16 reg; - - pos = pci_pcie_cap(dev); - if (!pos) - return -ENODEV; - - pci_read_config_word(dev, pos + PCIE_CAPABILITIES_REG, ®); - type = (reg >> 4) & PORT_TYPE_MASK; - if ( type == PCIE_RC_PORT || type == PCIE_SW_UPSTREAM_PORT || - type == PCIE_SW_DOWNSTREAM_PORT ) - return 0; - - return -ENODEV; -} - -/** * pcie_port_device_register - register PCI Express port * @dev: PCI Express port to register * diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c index f635e476d632..ce52ea34fee5 100644 --- a/drivers/pci/pcie/portdrv_pci.c +++ b/drivers/pci/pcie/portdrv_pci.c @@ -67,14 +67,16 @@ static struct dev_pm_ops pcie_portdrv_pm_ops = { * this port device. * */ -static int __devinit pcie_portdrv_probe (struct pci_dev *dev, - const struct pci_device_id *id ) +static int __devinit pcie_portdrv_probe(struct pci_dev *dev, + const struct pci_device_id *id) { - int status; + int status; - status = pcie_port_device_probe(dev); - if (status) - return status; + if (!pci_is_pcie(dev) || + ((dev->pcie_type != PCI_EXP_TYPE_ROOT_PORT) && + (dev->pcie_type != PCI_EXP_TYPE_UPSTREAM) && + (dev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM))) + return -ENODEV; if (!dev->irq && dev->pin) { dev_warn(&dev->dev, "device [%04x:%04x] has invalid IRQ; " |