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Char: mxser, various cleanups

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- remove unused macro
- some whitespace cleanup
- useless debug prints removal

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jiri Slaby 2008-07-25 01:48:22 -07:00 committed by Linus Torvalds
parent 1df0092477
commit ace7dd9669
1 changed files with 4 additions and 20 deletions
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24
drivers/char/mxser.c
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@ -48,7 +48,6 @@
#define MXSER_VERSION "2.0.4" /* 1.12 */
#define MXSERMAJOR 174
#define MXSERCUMAJOR 175
#define MXSER_BOARDS 4 /* Max. boards */
#define MXSER_PORTS_PER_BOARD 8 /* Max. ports per board */
@ -191,7 +190,6 @@ struct mxser_log {
unsigned long txcnt[MXSER_PORTS];
};
struct mxser_mon {
unsigned long rxcnt;
unsigned long txcnt;
@ -1305,13 +1303,9 @@ static void mxser_flush_chars(struct tty_struct *tty)
struct mxser_port *info = tty->driver_data;
unsigned long flags;
if (info->xmit_cnt <= 0 ||
tty->stopped ||
!info->port.xmit_buf ||
(tty->hw_stopped &&
(info->type != PORT_16550A) &&
(!info->board->chip_flag)
))
if (info->xmit_cnt <= 0 || tty->stopped || !info->port.xmit_buf ||
(tty->hw_stopped && info->type != PORT_16550A &&
!info->board->chip_flag))
return;
spin_lock_irqsave(&info->slock, flags);
@ -1329,9 +1323,7 @@ static int mxser_write_room(struct tty_struct *tty)
int ret;
ret = SERIAL_XMIT_SIZE - info->xmit_cnt - 1;
if (ret < 0)
ret = 0;
return ret;
return ret < 0 ? 0 : ret;
}
static int mxser_chars_in_buffer(struct tty_struct *tty)
@ -2762,8 +2754,6 @@ static int __init mxser_module_init(void)
unsigned int b, i, m;
int retval;
pr_debug("Loading module mxser ...\n");
mxvar_sdriver = alloc_tty_driver(MXSER_PORTS + 1);
if (!mxvar_sdriver)
return -ENOMEM;
@ -2829,8 +2819,6 @@ static int __init mxser_module_init(void)
} /* else: we have some ISA cards under control */
}
pr_debug("Done.\n");
return 0;
err_unr:
tty_unregister_driver(mxvar_sdriver);
@ -2843,8 +2831,6 @@ static void __exit mxser_module_exit(void)
{
unsigned int i, j;
pr_debug("Unloading module mxser ...\n");
pci_unregister_driver(&mxser_driver);
for (i = 0; i < MXSER_BOARDS; i++) /* ISA remains */
@ -2858,8 +2844,6 @@ static void __exit mxser_module_exit(void)
for (i = 0; i < MXSER_BOARDS; i++)
if (mxser_boards[i].info != NULL)
mxser_release_res(&mxser_boards[i], NULL, 1);
pr_debug("Done.\n");
}
module_init(mxser_module_init);