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authorMalcolm Priestley <tvboxspy@gmail.com>2015-07-22 19:16:45 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-07-22 20:51:40 -0700
commitd5806c53fe7805ebf4934debbe21fc42f78840f4 (patch)
treea45419b1d492011f18ce494609f47aae4363ab01 /drivers/staging/vt6655/device_main.c
parent1cf0a47c8c4986b8fa946156a19f7b02dc303a43 (diff)
downloadop-kernel-dev-d5806c53fe7805ebf4934debbe21fc42f78840f4.zip
op-kernel-dev-d5806c53fe7805ebf4934debbe21fc42f78840f4.tar.gz
staging: vt6655: always set 32 bit dma mask
The device is limited to 32 bit address space. Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/vt6655/device_main.c')
-rw-r--r--drivers/staging/vt6655/device_main.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index c82bf48..c97353b 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -1747,6 +1747,12 @@ vt6655_probe(struct pci_dev *pcid, const struct pci_device_id *ent)
return -ENODEV;
}
+ if (dma_set_mask(&pcid->dev, DMA_BIT_MASK(32))) {
+ dev_err(&pcid->dev, ": Failed to set dma 32 bit mask\n");
+ device_free_info(priv);
+ return -ENODEV;
+ }
+
INIT_WORK(&priv->interrupt_work, vnt_interrupt_work);
/* do reset */
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