AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

mcb: Enable PCI bus mastering by default

Browse Source 
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>
This commit is contained in:
Michael Moese 2016-09-14 12:05:23 +02:00 committed by Greg Kroah-Hartman
parent 1892fc2ee4
commit 15bb81d334
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/mcb/mcb-pci.c
View File

@ -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) {