mirror of https://gitee.com/openkylin/linux.git
Char: moxa, remove unused port entries
Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Tested-by: Oyvind Aabling <Oyvind.Aabling@uni-c.dk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -131,10 +131,8 @@ struct moxa_port {
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struct moxa_board_conf *board;
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int type;
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int close_delay;
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unsigned short closing_wait;
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int count;
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int blocked_open;
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long event; /* long req'd for set_bit --RR */
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int asyncflags;
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unsigned long statusflags;
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struct tty_struct *tty;
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@ -147,7 +145,6 @@ struct moxa_port {
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char chkPort;
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char lineCtrl;
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void __iomem *tableAddr;
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long curBaud;
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char DCDState;
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char lowChkFlag;
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@ -515,7 +512,6 @@ static int moxa_load_code(struct moxa_board_conf *brd, const void *ptr,
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for (i = 0; i < brd->numPorts; i++, port++) {
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port->board = brd;
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port->chkPort = 1;
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port->curBaud = 9600L;
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port->DCDState = 0;
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port->tableAddr = baseAddr + Extern_table +
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Extern_size * i;
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@ -535,7 +531,6 @@ static int moxa_load_code(struct moxa_board_conf *brd, const void *ptr,
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for (i = 0; i < brd->numPorts; i++, port++) {
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port->board = brd;
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port->chkPort = 1;
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port->curBaud = 9600L;
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port->DCDState = 0;
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port->tableAddr = baseAddr + Extern_table +
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Extern_size * i;
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@ -823,7 +818,6 @@ static int __init moxa_init(void)
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for (i = 0, ch = moxa_ports; i < MAX_PORTS; i++, ch++) {
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ch->type = PORT_16550A;
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ch->close_delay = 5 * HZ / 10;
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ch->closing_wait = 30 * HZ;
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ch->cflag = B9600 | CS8 | CREAD | CLOCAL | HUPCL;
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init_waitqueue_head(&ch->open_wait);
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init_completion(&ch->close_wait);
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@ -1006,7 +1000,6 @@ static void moxa_close(struct tty_struct *tty, struct file *filp)
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tty_ldisc_flush(tty);
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tty->closing = 0;
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ch->event = 0;
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ch->tty = NULL;
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if (ch->blocked_open) {
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if (ch->close_delay) {
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@ -1270,7 +1263,6 @@ static void moxa_hangup(struct tty_struct *tty)
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moxa_flush_buffer(tty);
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moxa_shut_down(ch);
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ch->event = 0;
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ch->count = 0;
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ch->asyncflags &= ~ASYNC_NORMAL_ACTIVE;
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ch->tty = NULL;
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@ -2079,7 +2071,6 @@ static long MoxaPortSetBaud(struct moxa_port *port, long baud)
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val = clock / baud;
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moxafunc(ofsAddr, FC_SetBaud, val);
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baud = clock / val;
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port->curBaud = baud;
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return (baud);
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}
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@ -2457,7 +2448,6 @@ static int moxa_get_serial_info(struct moxa_port *info,
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tmp.flags = info->asyncflags;
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tmp.baud_base = 921600;
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tmp.close_delay = info->close_delay;
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tmp.closing_wait = info->closing_wait;
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tmp.custom_divisor = 0;
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tmp.hub6 = 0;
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if(copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
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@ -2487,7 +2477,6 @@ static int moxa_set_serial_info(struct moxa_port *info,
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return (-EPERM);
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} else {
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info->close_delay = new_serial.close_delay * HZ / 100;
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info->closing_wait = new_serial.closing_wait * HZ / 100;
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}
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new_serial.flags = (new_serial.flags & ~ASYNC_FLAGS);
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