From: Frank Rowand <frank.row...@am.sony.com> Failure to enable DMA by the msm_serial driver is silent. Add a message to report the failure.
Signed-off-by: Frank Rowand <frank.row...@am.sony.com> --- drivers/tty/serial/msm_serial.c | 1 + 1 file changed, 1 insertion(+) Index: b/drivers/tty/serial/msm_serial.c =================================================================== --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -170,6 +170,7 @@ rel_tx: dma_release_channel(dma->chan); no_tx: memset(dma, 0, sizeof(*dma)); + dev_info(dev, "msm_serial: DMA not enabled\n"); } static void msm_request_rx_dma(struct msm_port *msm_port, resource_size_t base)