diff options
Diffstat (limited to 'drivers/serial/sunhv.c')
| -rw-r--r-- | drivers/serial/sunhv.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/serial/sunhv.c b/drivers/serial/sunhv.c index 378a1784ce9..8537839f9ab 100644 --- a/drivers/serial/sunhv.c +++ b/drivers/serial/sunhv.c @@ -210,9 +210,6 @@ static void sunhv_stop_tx(struct uart_port *port) static void sunhv_start_tx(struct uart_port *port) { struct circ_buf *xmit = &port->info->xmit; - unsigned long flags; - - spin_lock_irqsave(&port->lock, flags); while (!uart_circ_empty(xmit)) { long status = hypervisor_con_putchar(xmit->buf[xmit->tail]); @@ -223,8 +220,6 @@ static void sunhv_start_tx(struct uart_port *port) xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); port->icount.tx++; } - - spin_unlock_irqrestore(&port->lock, flags); } /* port->lock is not held. */ @@ -259,7 +254,7 @@ static void sunhv_break_ctl(struct uart_port *port, int break_state) { if (break_state) { unsigned long flags; - int limit = 10000; + int limit = 1000000; spin_lock_irqsave(&port->lock, flags); @@ -267,6 +262,7 @@ static void sunhv_break_ctl(struct uart_port *port, int break_state) long status = hypervisor_con_putchar(CON_BREAK); if (status == HV_EOK) break; + udelay(2); } spin_unlock_irqrestore(&port->lock, flags); |