TTY: serial/m32r_sio, remove unused members

struct uart_sio_port has a lots of unused members. Some of them are
set to some constant but never read. Remove all those.

This includes removal of uart_ops->pm handler as we never handle pm
(pm was never set).

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 0 insertions, 33 deletions

diff --git a/drivers/tty/serial/m32r_sio.c b/drivers/tty/serial/m32r_sio.c
index 6b1303505667..68765f7c2645 100644
--- a/drivers/tty/serial/m32r_sio.c
+++ b/drivers/tty/serial/m32r_sio.c
@@ -75,19 +75,7 @@ struct uart_sio_port {
         struct uart_port        port;
         struct timer_list       timer;          /* "no irq" timer */
         struct list_head        list;           /* ports on this IRQ */
-        unsigned short          rev;
-        unsigned char           acr;
         unsigned char           ier;
-        unsigned char           lcr;
-        unsigned char           mcr_mask;       /* mask of user bits */
-        unsigned char           mcr_force;      /* mask of forced bits */
-        unsigned char           lsr_break_flag;
-
-        /*
-         * We provide a per-port pm hook.
-         */
-        void                    (*pm)(struct uart_port *port,
-                                      unsigned int state, unsigned int old);
 };
 
 struct irq_info {
@@ -312,12 +300,6 @@ static void receive_chars(struct uart_sio_port *up, int *status)
                          */
                         *status &= up->port.read_status_mask;
 
-                        if (up->port.line == up->port.cons->index) {
-                                /* Recover the break flag from console xmit */
-                                *status |= up->lsr_break_flag;
-                                up->lsr_break_flag = 0;
-                        }
-
                         if (*status & UART_LSR_BI) {
                                 pr_debug("handling break....\n");
                                 flag = TTY_BREAK;
@@ -749,20 +731,9 @@ static void m32r_sio_set_termios(struct uart_port *port,
 
         serial_out(up, UART_IER, up->ier);
 
-        up->lcr = cval;                                 /* Save LCR */
         spin_unlock_irqrestore(&up->port.lock, flags);
 }
 
-static void m32r_sio_pm(struct uart_port *port, unsigned int state,
-        unsigned int oldstate)
-{
-        struct uart_sio_port *up =
-                container_of(port, struct uart_sio_port, port);
-
-        if (up->pm)
-                up->pm(port, state, oldstate);
-}
-
 /*
  * Resource handling.  This is complicated by the fact that resources
  * depend on the port type.  Maybe we should be claiming the standard
@@ -899,7 +870,6 @@ static struct uart_ops m32r_sio_pops = {
         .startup        = m32r_sio_startup,
         .shutdown       = m32r_sio_shutdown,
         .set_termios    = m32r_sio_set_termios,
-        .pm             = m32r_sio_pm,
         .release_port   = m32r_sio_release_port,
         .request_port   = m32r_sio_request_port,
         .config_port    = m32r_sio_config_port,
@@ -944,9 +914,6 @@ static void __init m32r_sio_register_ports(struct uart_driver *drv)
                 init_timer(&up->timer);
                 up->timer.function = m32r_sio_timeout;
 
-                up->mcr_mask = ~0;
-                up->mcr_force = 0;
-
                 uart_add_one_port(drv, &up->port);
         }
 }