diff options
| author | Christoph Hellwig <hch@lst.de> | 2015-10-03 17:19:33 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-04 20:14:26 +0200 |
| commit | fc12c116b1982c61dfbb6c00673dac50cc2bd7b5 (patch) | |
| tree | c3e083606e04b317391d767f8d66fd63f3b5f79e /drivers/tty/serial/mpsc.c | |
| parent | serial: 8250_dma: no need to sync RX buffer (diff) | |
| download | linux-fc12c116b1982c61dfbb6c00673dac50cc2bd7b5.tar.xz linux-fc12c116b1982c61dfbb6c00673dac50cc2bd7b5.zip | |
mpsc: use dma_set_mask insted of dma_supported
This ensures the dma mask that is supported by the driver is recorded
in the device structure.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/mpsc.c')
| -rw-r--r-- | drivers/tty/serial/mpsc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/mpsc.c b/drivers/tty/serial/mpsc.c index edb32e3f1e84..2f43a58cb392 100644 --- a/drivers/tty/serial/mpsc.c +++ b/drivers/tty/serial/mpsc.c @@ -753,7 +753,7 @@ static int mpsc_alloc_ring_mem(struct mpsc_port_info *pi) pi->port.line); if (!pi->dma_region) { - if (!dma_supported(pi->port.dev, 0xffffffff)) { + if (!dma_set_mask(pi->port.dev, 0xffffffff)) { printk(KERN_ERR "MPSC: Inadequate DMA support\n"); rc = -ENXIO; } else if ((pi->dma_region = dma_alloc_noncoherent(pi->port.dev, |