From 256b152b005e319f985f50f2a910a75ba0def74f Mon Sep 17 00:00:00 2001
From: Pavel Roskin <proski@gnu.org>
Date: Fri, 18 Jul 2008 12:56:59 -0400
Subject: [PATCH] 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>
---
drivers/net/wireless/ath5k/base.c | 5 -----
1 file changed, 5 deletions(-)
diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c
index 3285032727b3..1106d1c06298 100644
--- a/drivers/net/wireless/ath5k/base.c
+++ b/drivers/net/wireless/ath5k/base.c
@@ -473,9 +473,6 @@ ath5k_pci_probe(struct pci_dev *pdev,
/* Set private data */
pci_set_drvdata(pdev, hw);
- /* Enable msi for devices that support it */
- pci_enable_msi(pdev);
-
/* Setup interrupt handler */
ret = request_irq(pdev->irq, ath5k_intr, IRQF_SHARED, "ath", sc);
if (ret) {
@@ -553,7 +550,6 @@ err_ah:
err_irq:
free_irq(pdev->irq, sc);
err_free:
- pci_disable_msi(pdev);
ieee80211_free_hw(hw);
err_map:
pci_iounmap(pdev, mem);
@@ -575,7 +571,6 @@ ath5k_pci_remove(struct pci_dev *pdev)
ath5k_detach(pdev, hw);
ath5k_hw_detach(sc->ah);
free_irq(pdev->irq, sc);
- pci_disable_msi(pdev);
pci_iounmap(pdev, sc->iobase);
pci_release_region(pdev, 0);
pci_disable_device(pdev);
--
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