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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>
hifive-unleashed-5.1
Breno Leitão 2009-09-29 15:16:56 -03:00 committed by Greg Kroah-Hartman
parent a53568a22a
commit cead486f40
3 changed files with 0 additions and 6 deletions
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2
drivers/serial/jsm/jsm.h
View File

@ -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 */

2
drivers/serial/jsm/jsm_neo.c
View File

@ -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);

2
drivers/serial/jsm/jsm_tty.c
View File

@ -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);