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path: root/drivers/tty/serial/mrst_max3110.c
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Diffstat (limited to 'drivers/tty/serial/mrst_max3110.c')
-rw-r--r--drivers/tty/serial/mrst_max3110.c27
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/tty/serial/mrst_max3110.c b/drivers/tty/serial/mrst_max3110.c
index 1504a14ec1a6..77239d5e620d 100644
--- a/drivers/tty/serial/mrst_max3110.c
+++ b/drivers/tty/serial/mrst_max3110.c
@@ -27,6 +27,8 @@
* interrupt for a low speed UART device
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#ifdef CONFIG_MAGIC_SYSRQ
#define SUPPORT_SYSRQ
#endif
@@ -47,8 +49,6 @@
#include "mrst_max3110.h"
-#define PR_FMT "mrst_max3110: "
-
#define UART_TX_NEEDED 1
#define CON_TX_NEEDED 2
#define BIT_IRQ_PENDING 3
@@ -127,8 +127,8 @@ static int max3110_out(struct uart_max3110 *max, const u16 out)
*obuf = out;
ret = max3110_write_then_read(max, obuf, ibuf, 2, 1);
if (ret) {
- pr_warning(PR_FMT "%s(): get err msg %d when sending 0x%x\n",
- __func__, ret, out);
+ pr_warn("%s: get err msg %d when sending 0x%x\n",
+ __func__, ret, out);
goto exit;
}
@@ -153,10 +153,8 @@ static int max3110_read_multi(struct uart_max3110 *max)
blen = M3110_RX_FIFO_DEPTH * sizeof(u16);
buf = kzalloc(blen * 2, GFP_KERNEL | GFP_DMA);
- if (!buf) {
- pr_warning(PR_FMT "%s(): fail to alloc dma buffer\n", __func__);
+ if (!buf)
return 0;
- }
/* tx/rx always have the same length */
obuf = buf;
@@ -212,13 +210,13 @@ serial_m3110_con_setup(struct console *co, char *options)
int parity = 'n';
int flow = 'n';
- pr_info(PR_FMT "setting up console\n");
+ pr_info("setting up console\n");
if (co->index == -1)
co->index = 0;
if (!max) {
- pr_err(PR_FMT "pmax is NULL, return");
+ pr_err("pmax is NULL, return\n");
return -ENODEV;
}
@@ -296,8 +294,7 @@ static void send_circ_buf(struct uart_max3110 *max,
ret = max3110_write_then_read(max, obuf, ibuf, blen, 0);
if (ret)
- pr_warning(PR_FMT "%s(): get err msg %d\n",
- __func__, ret);
+ pr_warn("%s: get err msg %d\n", __func__, ret);
receive_chars(max, ibuf, len);
@@ -411,7 +408,7 @@ static int max3110_main_thread(void *_max)
int ret = 0;
struct circ_buf *xmit = &max->con_xmit;
- pr_info(PR_FMT "start main thread\n");
+ pr_info("start main thread\n");
do {
wait_event_interruptible(*wq,
@@ -455,7 +452,7 @@ static int max3110_read_thread(void *_max)
{
struct uart_max3110 *max = _max;
- pr_info(PR_FMT "start read thread\n");
+ pr_info("start read thread\n");
do {
/*
* If can't acquire the mutex, it means the main thread
@@ -481,7 +478,7 @@ static int serial_m3110_startup(struct uart_port *port)
int ret = 0;
if (port->line != 0) {
- pr_err(PR_FMT "uart port startup failed\n");
+ pr_err("uart port startup failed\n");
return -1;
}
@@ -504,7 +501,7 @@ static int serial_m3110_startup(struct uart_port *port)
if (IS_ERR(max->read_thread)) {
ret = PTR_ERR(max->read_thread);
max->read_thread = NULL;
- pr_err(PR_FMT "Can't create read thread!\n");
+ pr_err("Can't create read thread!\n");
return ret;
}
}