jsm: removing ch_old_baud field

Currently the field jsm_channel->ch_old_baud is not used, just
assigned in a lot of places but never used. This patches removes
this field.

Signed-off-by: Breno Leitão <leitao@linux.vnet.ibm.com>
Cc: Scott Kilau <scottk@digi.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/serial/jsm/jsm.h b/drivers/serial/jsm/jsm.h
index afcbee2..d413e4a 100644 (file)
--- a/drivers/serial/jsm/jsm.h
+++ b/drivers/serial/jsm/jsm.h
@@ -215,8 +215,6 @@ struct jsm_channel {
        u8              ch_stopc;       /* Stop character               */
        u8              ch_startc;      /* Start character              */
 
-       u32             ch_old_baud;    /* Cache of the current baud */
-
        u32             ch_wopen;       /* Waiting for open process cnt */
 
        u8              ch_mostat;      /* FEP output modem status      */

diff --git a/drivers/serial/jsm/jsm_neo.c b/drivers/serial/jsm/jsm_neo.c
index 088e702..bee3727 100644 (file)
--- a/drivers/serial/jsm/jsm_neo.c
+++ b/drivers/serial/jsm/jsm_neo.c
@@ -954,7 +954,6 @@ static void neo_param(struct jsm_channel *ch)
                ch->ch_flags |= (CH_BAUD0);
                ch->ch_mostat &= ~(UART_MCR_RTS | UART_MCR_DTR);
                neo_assert_modem_signals(ch);
-               ch->ch_old_baud = 0;
                return;
 
        } else {
@@ -1041,7 +1040,6 @@ static void neo_param(struct jsm_channel *ch)
        quot = ch->ch_bd->bd_dividend / baud;
 
        if (quot != 0) {
-               ch->ch_old_baud = baud;
                writeb(UART_LCR_DLAB, &ch->ch_neo_uart->lcr);
                writeb((quot & 0xff), &ch->ch_neo_uart->txrx);
                writeb((quot >> 8), &ch->ch_neo_uart->ier);

diff --git a/drivers/serial/jsm/jsm_tty.c b/drivers/serial/jsm/jsm_tty.c
index 6423dfb..1bcad59 100644 (file)
--- a/drivers/serial/jsm/jsm_tty.c
+++ b/drivers/serial/jsm/jsm_tty.c
@@ -296,8 +296,6 @@ static void jsm_tty_close(struct uart_port *port)
                bd->bd_ops->assert_modem_signals(channel);
        }
 
-       channel->ch_old_baud = 0;
-
        /* Turn off UART interrupts for this port */
        channel->ch_bd->bd_ops->uart_off(channel);