From: Bich Hemon <bich.he...@st.com>
Just display one info (instead of two) in the
log buffer when there is no dma.
Signed-off-by: Gerald Baeza <gerald.ba...@st.com>
---
drivers/tty/serial/stm32-usart.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c
index 79ac167..dcc6d1e 100644
--- a/drivers/tty/serial/stm32-usart.c
+++ b/drivers/tty/serial/stm32-usart.c
@@ -786,10 +786,8 @@ static int stm32_of_dma_rx_probe(struct stm32_port
*stm32port,
/* Request DMA RX channel */
stm32port->rx_ch = dma_request_slave_channel(dev, "rx");
- if (!stm32port->rx_ch) {
- dev_info(dev, "rx dma alloc failed\n");
+ if (!stm32port->rx_ch)
return -ENODEV;
- }
stm32port->rx_buf = dma_alloc_coherent(&pdev->dev, RX_BUF_L,
&stm32port->rx_dma_buf,
GFP_KERNEL);
@@ -858,10 +856,8 @@ static int stm32_of_dma_tx_probe(struct stm32_port
*stm32port,
/* Request DMA TX channel */
stm32port->tx_ch = dma_request_slave_channel(dev, "tx");
- if (!stm32port->tx_ch) {
- dev_info(dev, "tx dma alloc failed\n");
+ if (!stm32port->tx_ch)
return -ENODEV;
- }
stm32port->tx_buf = dma_alloc_coherent(&pdev->dev, TX_BUF_L,
&stm32port->tx_dma_buf,
GFP_KERNEL);
--
1.9.1
