V4L/DVB: ngene: MSI cleanup

MSI cleanup.

Signed-off-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/dvb/ngene/ngene-core.c b/drivers/media/dvb/ngene/ngene-core.c
index 2bdcf59..dcf1f45 100644 (file)
--- a/drivers/media/dvb/ngene/ngene-core.c
+++ b/drivers/media/dvb/ngene/ngene-core.c
@@ -1300,8 +1300,10 @@ static void ngene_stop(struct ngene *dev)
        ngwritel(0, NGENE_EVENT);
        ngwritel(0, NGENE_EVENT_HI);
        free_irq(dev->pci_dev->irq, dev);
+#ifdef CONFIG_PCI_MSI
        if (dev->msi_enabled)
                pci_disable_msi(dev->pci_dev);
+#endif
 }
 
 static int ngene_start(struct ngene *dev)
@@ -1339,7 +1341,7 @@ static int ngene_start(struct ngene *dev)
 
 #ifdef CONFIG_PCI_MSI
        /* enable MSI if kernel and card support it */
-       if (dev->card_info->msi_supported) {
+       if (pci_msi_enabled() && dev->card_info->msi_supported) {
                ngwritel(0, NGENE_INT_ENABLE);
                free_irq(dev->pci_dev->irq, dev);
                stat = pci_enable_msi(dev->pci_dev);
@@ -1391,9 +1393,11 @@ static int ngene_start(struct ngene *dev)
 fail:
        ngwritel(0, NGENE_INT_ENABLE);
        free_irq(dev->pci_dev->irq, dev);
+#ifdef CONFIG_PCI_MSI
 fail2:
        if (dev->msi_enabled)
                pci_disable_msi(dev->pci_dev);
+#endif
        return stat;
 }