From: Franky Lin <[email protected]> Use single message MSI to replace legacy interrupt.
Reviewed-by: Arend Van Spriel <[email protected]> Reviewed-by: Hante Meuleman <[email protected]> Reviewed-by: Pieter-Paul Giesberts <[email protected]> Signed-off-by: Franky Lin <[email protected]> Signed-off-by: Arend van Spriel <[email protected]> --- drivers/net/wireless/brcm80211/brcmfmac/pcie.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c index b87b727..a664819 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c @@ -798,12 +798,14 @@ static int brcmf_pcie_request_irq(struct brcmf_pciedev_info *devinfo) brcmf_dbg(PCIE, "Enter\n"); /* is it a v1 or v2 implementation */ devinfo->irq_requested = false; + pci_enable_msi(pdev); if (devinfo->generic_corerev == BRCMF_PCIE_GENREV1) { if (request_threaded_irq(pdev->irq, brcmf_pcie_quick_check_isr_v1, brcmf_pcie_isr_thread_v1, IRQF_SHARED, "brcmf_pcie_intr", devinfo)) { + pci_disable_msi(pdev); brcmf_err("Failed to request IRQ %d\n", pdev->irq); return -EIO; } @@ -813,6 +815,7 @@ static int brcmf_pcie_request_irq(struct brcmf_pciedev_info *devinfo) brcmf_pcie_isr_thread_v2, IRQF_SHARED, "brcmf_pcie_intr", devinfo)) { + pci_disable_msi(pdev); brcmf_err("Failed to request IRQ %d\n", pdev->irq); return -EIO; } @@ -839,6 +842,7 @@ static void brcmf_pcie_release_irq(struct brcmf_pciedev_info *devinfo) return; devinfo->irq_requested = false; free_irq(pdev->irq, devinfo); + pci_disable_msi(pdev); msleep(50); count = 0; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
