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authorPavel Roskin <proski@gnu.org>2006-04-07 04:10:55 -0400
committerJohn W. Linville <linville@tuxdriver.com>2006-04-24 16:15:52 -0400
commitc6fb2e9abef894efc4870e4c1e3aa4365b830a11 (patch)
treeab262b6f480665fa6ea5b9bdc2a6d6383b0dc2f2 /drivers/net/wireless/orinoco_tmd.c
parent3d529962217c3fec36f53f270a37e132b9763c65 (diff)
[PATCH] orinoco: support PCI suspend/resume for Nortel, PLX and TMD adaptors
Copy PCI suspend/resume functions from orinoco_pci.c. Signed-off-by: Pavel Roskin <proski@gnu.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/orinoco_tmd.c')
-rw-r--r--drivers/net/wireless/orinoco_tmd.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/drivers/net/wireless/orinoco_tmd.c b/drivers/net/wireless/orinoco_tmd.c
index 5e68b702618..b74807d4141 100644
--- a/drivers/net/wireless/orinoco_tmd.c
+++ b/drivers/net/wireless/orinoco_tmd.c
@@ -215,6 +215,83 @@ static void __devexit orinoco_tmd_remove_one(struct pci_dev *pdev)
pci_disable_device(pdev);
}
+static int orinoco_tmd_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct orinoco_private *priv = netdev_priv(dev);
+ unsigned long flags;
+ int err;
+
+ err = orinoco_lock(priv, &flags);
+ if (err) {
+ printk(KERN_ERR "%s: cannot lock hardware for suspend\n",
+ dev->name);
+ return err;
+ }
+
+ err = __orinoco_down(dev);
+ if (err)
+ printk(KERN_WARNING "%s: error %d bringing interface down "
+ "for suspend\n", dev->name, err);
+
+ netif_device_detach(dev);
+
+ priv->hw_unavailable++;
+
+ orinoco_unlock(priv, &flags);
+
+ free_irq(pdev->irq, dev);
+ pci_save_state(pdev);
+ pci_disable_device(pdev);
+ pci_set_power_state(pdev, PCI_D3hot);
+
+ return 0;
+}
+
+static int orinoco_tmd_resume(struct pci_dev *pdev)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct orinoco_private *priv = netdev_priv(dev);
+ unsigned long flags;
+ int err;
+
+ pci_set_power_state(pdev, 0);
+ pci_enable_device(pdev);
+ pci_restore_state(pdev);
+
+ err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ,
+ dev->name, dev);
+ if (err) {
+ printk(KERN_ERR "%s: cannot re-allocate IRQ on resume\n",
+ dev->name);
+ pci_disable_device(pdev);
+ return -EBUSY;
+ }
+
+ err = orinoco_reinit_firmware(dev);
+ if (err) {
+ printk(KERN_ERR "%s: error %d re-initializing firmware "
+ "on resume\n", dev->name, err);
+ return err;
+ }
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ netif_device_attach(dev);
+
+ priv->hw_unavailable--;
+
+ if (priv->open && (! priv->hw_unavailable)) {
+ err = __orinoco_up(dev);
+ if (err)
+ printk(KERN_ERR "%s: Error %d restarting card on resume\n",
+ dev->name, err);
+ }
+
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ return 0;
+}
static struct pci_device_id orinoco_tmd_pci_id_table[] = {
{0x15e8, 0x0131, PCI_ANY_ID, PCI_ANY_ID,}, /* NDC and OEMs, e.g. pheecom */
@@ -228,6 +305,8 @@ static struct pci_driver orinoco_tmd_driver = {
.id_table = orinoco_tmd_pci_id_table,
.probe = orinoco_tmd_init_one,
.remove = __devexit_p(orinoco_tmd_remove_one),
+ .suspend = orinoco_tmd_suspend,
+ .resume = orinoco_tmd_resume,
};
static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION