From fc12c116b1982c61dfbb6c00673dac50cc2bd7b5 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Sat, 3 Oct 2015 17:19:33 +0200 Subject: [PATCH] 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 Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/mpsc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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, -- 2.39.2