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| author | Michael Moese <michael.moese@men.de> | 2016-09-14 12:05:23 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-27 12:33:47 +0200 |
| commit | 15bb81d334e99081e105b76e6d0b46657b4f4f2e (patch) | |
| tree | 409bb607d0e43269cafe824494910bdccbb71d8c /drivers | |
| parent | 1892fc2ee4c08d7ac17adb93f1341d9c3d7bdaf6 (diff) | |
| download | lwn-15bb81d334e99081e105b76e6d0b46657b4f4f2e.tar.gz lwn-15bb81d334e99081e105b76e6d0b46657b4f4f2e.zip | |
mcb: Enable PCI bus mastering by default
In order to successfully perform DMA operations on PCI devices,
it is necessary to enble PCI bus mastering, so enable it by default.
Signed-off-by: Michael Moese <michael.moese@men.de>
Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mcb/mcb-pci.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mcb/mcb-pci.c b/drivers/mcb/mcb-pci.c index b15a0349cd97..af4d2f26f1c6 100644 --- a/drivers/mcb/mcb-pci.c +++ b/drivers/mcb/mcb-pci.c @@ -46,6 +46,7 @@ static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) dev_err(&pdev->dev, "Failed to enable PCI device\n"); return -ENODEV; } + pci_set_master(pdev); priv->mapbase = pci_resource_start(pdev, 0); if (!priv->mapbase) { |