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Revert "rt2x00pci: Use PCI MSIs whenever possible"

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This reverts commit 9483f40d8d.

Some devices stop to connect with above commit, see:
https://bugzilla.kernel.org/show_bug.cgi?id=61621

Since there is no clear benefit of having MSI enabled, just revert
change to fix the problem.

Cc: stable@vger.kernel.org # 3.11+
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Jakub Kicinski <kubakici@wp.pl>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stanislaw Gruszka 2013-09-23 04:08:13 +02:00 committed by John W. Linville
parent 15214c2f6c
commit dfb6b7c109
1 changed files with 1 additions and 8 deletions
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9
drivers/net/wireless/rt2x00/rt2x00pci.c
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@ -105,13 +105,11 @@ int rt2x00pci_probe(struct pci_dev *pci_dev, const struct rt2x00_ops *ops)
goto exit_release_regions;
}
pci_enable_msi(pci_dev);
hw = ieee80211_alloc_hw(sizeof(struct rt2x00_dev), ops->hw);
if (!hw) {
rt2x00_probe_err("Failed to allocate hardware\n");
retval = -ENOMEM;
goto exit_disable_msi;
goto exit_release_regions;
}
pci_set_drvdata(pci_dev, hw);
@ -152,9 +150,6 @@ int rt2x00pci_probe(struct pci_dev *pci_dev, const struct rt2x00_ops *ops)
exit_free_device:
ieee80211_free_hw(hw);
exit_disable_msi:
pci_disable_msi(pci_dev);
exit_release_regions:
pci_release_regions(pci_dev);
@ -179,8 +174,6 @@ void rt2x00pci_remove(struct pci_dev *pci_dev)
rt2x00pci_free_reg(rt2x00dev);
ieee80211_free_hw(hw);
pci_disable_msi(pci_dev);
/*
* Free the PCI device data.
*/