Message ID | 545CD3CB.7090909@arm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 8572f2a..a285196 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -987,7 +987,7 @@ static void pl011_dma_startup(struct uart_amba_port *uap) if (!uap->dmatx.chan) return; - uap->dmatx.buf = kmalloc(PL011_DMA_BUFFER_SIZE, GFP_KERNEL); + uap->dmatx.buf = kmalloc(PL011_DMA_BUFFER_SIZE, GFP_KERNEL | __GFP_DMA); if (!uap->dmatx.buf) { dev_err(uap->port.dev, "no memory for DMA TX buffer\n"); uap->port.fifosize = uap->fifosize;
Allocating with __GFP_DMA avoids the need for bounce buffers Signed-off-by: Andrew Jackson <Andrew.Jackson@arm.com> --- drivers/tty/serial/amba-pl011.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)