iwlwifi: disable interrupts before calling request_irq

Disable interrupts in the iwl4965 before calling request_irq() for
the case that the previous OS or the BIOS left a pending interrupt in
the chip. This behavior has been observed on some laptops such as T61
Thinkpads and Toshiba Portege R500

Signed-off-by: Jes Sorensen <jes@sgi.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Jes Sorensen 2007-10-26 16:10:39 +02:00 коммит произвёл David S. Miller
Родитель eb76bf29dd
Коммит 49df2b3347
2 изменённых файлов: 4 добавлений и 0 удалений

Просмотреть файл

@ -8494,6 +8494,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
priv->power_mode = IWL_POWER_AC;
priv->user_txpower_limit = IWL_DEFAULT_TX_POWER;
iwl_disable_interrupts(priv);
pci_enable_msi(pdev);
err = request_irq(pdev->irq, iwl_isr, IRQF_SHARED, DRV_NAME, priv);

Просмотреть файл

@ -9122,6 +9122,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
priv->power_mode = IWL_POWER_AC;
priv->user_txpower_limit = IWL_DEFAULT_TX_POWER;
iwl_disable_interrupts(priv);
pci_enable_msi(pdev);
err = request_irq(pdev->irq, iwl_isr, IRQF_SHARED, DRV_NAME, priv);