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| author | Gertjan van Wingerde <gwingerde@kpnplanet.nl> | 2008-06-03 20:29:47 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-06-13 16:14:48 -0400 |
| commit | 051c256f672efa356a4cda1841132dbc86541090 (patch) | |
| tree | 3fe29f329bda0dce3a66d93654d53ad18eef74af | |
| parent | edfa78b2ba651782d70be6d1fef214e21a26d8cb (diff) | |
| download | linux-051c256f672efa356a4cda1841132dbc86541090.tar.gz linux-051c256f672efa356a4cda1841132dbc86541090.tar.bz2 linux-051c256f672efa356a4cda1841132dbc86541090.zip | |
rt2x00: Restrict DMA to 32-bit addresses.
None of the rt2x00 PCI devices support 64-bit DMA addresses (they all
only accept 32-bit buffer addresses). Hence it makes no sense to try to
enable 64-bit DMA addresses. Only try to enable 32-bit DMA addresses.
Signed-off-by: Gertjan van Wingerde <gwingerde@kpnplanet.nl>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00pci.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 971af2546b59..60893de3bf8f 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -412,8 +412,7 @@ int rt2x00pci_probe(struct pci_dev *pci_dev, const struct pci_device_id *id) if (pci_set_mwi(pci_dev)) ERROR_PROBE("MWI not available.\n"); - if (pci_set_dma_mask(pci_dev, DMA_64BIT_MASK) && - pci_set_dma_mask(pci_dev, DMA_32BIT_MASK)) { + if (pci_set_dma_mask(pci_dev, DMA_32BIT_MASK)) { ERROR_PROBE("PCI DMA not supported.\n"); retval = -EIO; goto exit_disable_device; |