mirror of https://gitee.com/openkylin/linux.git
ath5k: don't enable MSI, we cannot handle it yet
MSI is a nice thing, but we cannot enable it without changing the interrupt handler. If we do it, we break MSI capable hardware, specifically AR5006 chipset. Signed-off-by: Pavel Roskin <proski@gnu.org> Acked-by: Nick Kossifidis <mickflemm@gmail.com> Cc: stable <stable@kernel.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -473,9 +473,6 @@ ath5k_pci_probe(struct pci_dev *pdev,
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/* Set private data */
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pci_set_drvdata(pdev, hw);
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/* Enable msi for devices that support it */
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pci_enable_msi(pdev);
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/* Setup interrupt handler */
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ret = request_irq(pdev->irq, ath5k_intr, IRQF_SHARED, "ath", sc);
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if (ret) {
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@ -553,7 +550,6 @@ ath5k_pci_probe(struct pci_dev *pdev,
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err_irq:
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free_irq(pdev->irq, sc);
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err_free:
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pci_disable_msi(pdev);
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ieee80211_free_hw(hw);
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err_map:
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pci_iounmap(pdev, mem);
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@ -575,7 +571,6 @@ ath5k_pci_remove(struct pci_dev *pdev)
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ath5k_detach(pdev, hw);
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ath5k_hw_detach(sc->ah);
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free_irq(pdev->irq, sc);
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pci_disable_msi(pdev);
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pci_iounmap(pdev, sc->iobase);
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pci_release_region(pdev, 0);
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pci_disable_device(pdev);
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