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path: root/drivers/tty/nozomi.c
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Diffstat (limited to 'drivers/tty/nozomi.c')
-rw-r--r--drivers/tty/nozomi.c27
1 files changed, 4 insertions, 23 deletions
diff --git a/drivers/tty/nozomi.c b/drivers/tty/nozomi.c
index 02cd40147b3a..e28a921c1637 100644
--- a/drivers/tty/nozomi.c
+++ b/drivers/tty/nozomi.c
@@ -65,24 +65,8 @@ do { \
#define DBG3(args...) DBG_(0x04, ##args)
#define DBG4(args...) DBG_(0x08, ##args)
-/* TODO: rewrite to optimize macros... */
-
#define TMP_BUF_MAX 256
-#define DUMP(buf__, len__) \
- do { \
- char tbuf[TMP_BUF_MAX] = {0}; \
- if (len__ > 1) { \
- u32 data_len = min_t(u32, len__, TMP_BUF_MAX); \
- strscpy(tbuf, buf__, data_len); \
- if (tbuf[data_len - 2] == '\r') \
- tbuf[data_len - 2] = 'r'; \
- DBG1("SENDING: '%s' (%d+n)", tbuf, len__); \
- } else { \
- DBG1("SENDING: '%s' (%d)", tbuf, len__); \
- } \
- } while (0)
-
/* Defines */
#define NOZOMI_NAME "nozomi"
#define NOZOMI_NAME_TTY "nozomi_tty"
@@ -754,8 +738,6 @@ static int send_data(enum port_type index, struct nozomi *dc)
return 0;
}
- /* DUMP(buf, size); */
-
/* Write length + data */
write_mem32(addr, (u32 *) &size, 4);
write_mem32(addr + 4, (u32 *) dc->send_buf, size);
@@ -801,11 +783,10 @@ static int receive_data(enum port_type index, struct nozomi *dc)
tty_insert_flip_char(&port->port, buf[0], TTY_NORMAL);
size = 0;
} else if (size < RECEIVE_BUF_MAX) {
- size -= tty_insert_flip_string(&port->port,
- (char *)buf, size);
+ size -= tty_insert_flip_string(&port->port, buf, size);
} else {
- i = tty_insert_flip_string(&port->port,
- (char *)buf, RECEIVE_BUF_MAX);
+ i = tty_insert_flip_string(&port->port, buf,
+ RECEIVE_BUF_MAX);
size -= i;
offset += i;
}
@@ -1602,10 +1583,10 @@ static void ntty_hangup(struct tty_struct *tty)
static ssize_t ntty_write(struct tty_struct *tty, const u8 *buffer,
size_t count)
{
- int rval = -EINVAL;
struct nozomi *dc = get_dc_by_tty(tty);
struct port *port = tty->driver_data;
unsigned long flags;
+ size_t rval;
if (!dc || !port)
return -ENODEV;