Add Message Signal Interrupt support to iwlwifi. Tested on 3945.
Signed-off-by: Stephen Hemminger <shemminger@xxxxxxxxxxxxxxxxxxxx>
--- a/drivers/net/wireless/mac80211/iwlwifi/base.c 2007-06-13 11:10:10.000000000 -0700
+++ b/drivers/net/wireless/mac80211/iwlwifi/base.c 2007-06-13 13:10:25.000000000 -0700
@@ -8117,6 +8117,9 @@ static int iwl_pci_probe(struct pci_dev
/* If power management is turned on, default to AC mode */
priv->power_mode = IWL_POWER_AC;
priv->user_txpower_limit = IWL_DEFAULT_TX_POWER;
+
+ pci_enable_msi(pdev);
+
err = request_irq(pdev->irq, iwl_isr, IRQF_SHARED, DRV_NAME, priv);
if (err) {
IWL_ERROR("Error allocating IRQ %d\n", pdev->irq);
@@ -8155,6 +8158,7 @@ static int iwl_pci_probe(struct pci_dev
sysfs_remove_group(&pdev->dev.kobj, &iwl_attribute_group);
out_release_irq:
+ pci_disable_msi(pdev);
free_irq(pdev->irq, priv);
out_destroy_workqueue:
@@ -8224,6 +8228,8 @@ static void iwl_pci_remove(struct pci_de
destroy_workqueue(priv->workqueue);
priv->workqueue = NULL;
+ pci_disable_msi(pdev);
+
free_irq(pdev->irq, priv);
iounmap(priv->hw_base);
pci_release_regions(pdev);
-
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