---
drivers/tty/serial/imx.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 016e4be..7b4dc63 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -30,6 +30,7 @@
#include <linux/tty.h>
#include <linux/tty_flip.h>
#include <linux/serial_core.h>
+#include <linux/serial_leds.h>
#include <linux/serial.h>
#include <linux/clk.h>
#include <linux/delay.h>
@@ -441,6 +442,8 @@ static inline void imx_transmit_buffer(struct imx_port *sport)
return;
}
+ uart_led_event(&sport->port, UART_LED_EVENT_TX);
+
if (sport->dma_is_enabled) {
/*
* We've just sent a X-char Ensure the TX DMA is enabled
@@ -650,6 +653,8 @@ static irqreturn_t imx_rxint(int irq, void *dev_id)
struct tty_port *port = &sport->port.state->port;
unsigned long flags, temp;
+ uart_led_event(&sport->port, UART_LED_EVENT_RX);
+
spin_lock_irqsave(&sport->port.lock, flags);
while (readl(sport->port.membase + USR2) & USR2_RDR) {
@@ -723,6 +728,8 @@ static void imx_dma_rxint(struct imx_port *sport)
unsigned long temp;
unsigned long flags;
+ uart_led_event(&sport->port, UART_LED_EVENT_RX);
+
spin_lock_irqsave(&sport->port.lock, flags);
temp = readl(sport->port.membase + USR2);
--
2.1.4
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