From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Thu, 9 Apr 2020 16:37:04 +0000 (+0200)
Subject: mt76: mt7615: enable MSI by default
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9fbb4b8621d7cac34b5b4b20462341b00d9d596c;p=linux.git

mt76: mt7615: enable MSI by default

Enable MSI/MSI-X PCI interrupts by default. This patch has been tested
using Banana Pi r64 board

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/pci.c b/drivers/net/wireless/mediatek/mt76/mt7615/pci.c
index c8d0f893a47f6..4f8a3c637a98a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/pci.c
@@ -33,6 +33,10 @@ static int mt7615_pci_probe(struct pci_dev *pdev,
 
 	pci_set_master(pdev);
 
+	ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES);
+	if (ret < 0)
+		return ret;
+
 	ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
 	if (ret)
 		return ret;
@@ -48,6 +52,7 @@ static void mt7615_pci_remove(struct pci_dev *pdev)
 	struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
 
 	mt7615_unregister_device(dev);
+	pci_free_irq_vectors(pdev);
 }
 
 struct pci_driver mt7615_pci_driver = {