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path: root/drivers/serial/ioc4_serial.c
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Diffstat (limited to 'drivers/serial/ioc4_serial.c')
-rw-r--r--drivers/serial/ioc4_serial.c20
1 files changed, 2 insertions, 18 deletions
diff --git a/drivers/serial/ioc4_serial.c b/drivers/serial/ioc4_serial.c
index 1d85533d46d2..a37579ce6d76 100644
--- a/drivers/serial/ioc4_serial.c
+++ b/drivers/serial/ioc4_serial.c
@@ -1717,11 +1717,9 @@ ioc4_change_speed(struct uart_port *the_port,
}
if (cflag & CRTSCTS) {
- info->flags |= ASYNC_CTS_FLOW;
port->ip_sscr |= IOC4_SSCR_HFC_EN;
}
else {
- info->flags &= ~ASYNC_CTS_FLOW;
port->ip_sscr &= ~IOC4_SSCR_HFC_EN;
}
writel(port->ip_sscr, &port->ip_serial_regs->sscr);
@@ -1760,18 +1758,6 @@ static inline int ic4_startup_local(struct uart_port *the_port)
info = the_port->info;
- if (info->tty) {
- set_bit(TTY_IO_ERROR, &info->tty->flags);
- clear_bit(TTY_IO_ERROR, &info->tty->flags);
- if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
- info->tty->alt_speed = 57600;
- if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
- info->tty->alt_speed = 115200;
- if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
- info->tty->alt_speed = 230400;
- if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
- info->tty->alt_speed = 460800;
- }
local_open(port);
/* set the speed of the serial port */
@@ -2315,7 +2301,6 @@ static void receive_chars(struct uart_port *the_port)
int read_count, request_count = IOC4_MAX_CHARS;
struct uart_icount *icount;
struct uart_info *info = the_port->info;
- int flip = 0;
unsigned long pflags;
/* Make sure all the pointers are "good" ones */
@@ -2327,7 +2312,7 @@ static void receive_chars(struct uart_port *the_port)
spin_lock_irqsave(&the_port->lock, pflags);
tty = info->tty;
- request_count = tty_buffer_request_room(tty, IOC4_MAX_CHARS - 2);
+ request_count = tty_buffer_request_room(tty, IOC4_MAX_CHARS);
if (request_count > 0) {
icount = &the_port->icount;
@@ -2340,8 +2325,7 @@ static void receive_chars(struct uart_port *the_port)
spin_unlock_irqrestore(&the_port->lock, pflags);
- if (flip)
- tty_flip_buffer_push(tty);
+ tty_flip_buffer_push(tty);
}
/**