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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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[PATCH] Char: stallion, remove many prototypes
Many prototypes are useless, since functions are declared before they are called. Also some code was easy to move to resolve this dependency and delete prototypes. Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Jiri Slaby
Linus Torvalds
parent
40e8265212
commit
96b066b85c
@ -450,51 +450,11 @@ static unsigned int stl_baudrates[] = {
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* Declare all those functions in this driver!
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*/
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static void stl_argbrds(void);
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static int stl_parsebrd(struct stlconf *confp, char **argp);
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static unsigned long stl_atol(char *str);
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static int stl_open(struct tty_struct *tty, struct file *filp);
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static void stl_close(struct tty_struct *tty, struct file *filp);
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static int stl_write(struct tty_struct *tty, const unsigned char *buf, int count);
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static void stl_putchar(struct tty_struct *tty, unsigned char ch);
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static void stl_flushchars(struct tty_struct *tty);
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static int stl_writeroom(struct tty_struct *tty);
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static int stl_charsinbuffer(struct tty_struct *tty);
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static int stl_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg);
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static void stl_settermios(struct tty_struct *tty, struct termios *old);
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static void stl_throttle(struct tty_struct *tty);
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static void stl_unthrottle(struct tty_struct *tty);
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static void stl_stop(struct tty_struct *tty);
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static void stl_start(struct tty_struct *tty);
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static void stl_flushbuffer(struct tty_struct *tty);
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static void stl_breakctl(struct tty_struct *tty, int state);
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static void stl_waituntilsent(struct tty_struct *tty, int timeout);
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static void stl_sendxchar(struct tty_struct *tty, char ch);
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static void stl_hangup(struct tty_struct *tty);
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static int stl_memioctl(struct inode *ip, struct file *fp, unsigned int cmd, unsigned long arg);
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static int stl_portinfo(struct stlport *portp, int portnr, char *pos);
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static int stl_readproc(char *page, char **start, off_t off, int count, int *eof, void *data);
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static int stl_brdinit(struct stlbrd *brdp);
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static int stl_initports(struct stlbrd *brdp, struct stlpanel *panelp);
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static int stl_getserial(struct stlport *portp, struct serial_struct __user *sp);
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static int stl_setserial(struct stlport *portp, struct serial_struct __user *sp);
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static int stl_getbrdstats(combrd_t __user *bp);
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static int stl_getportstats(struct stlport *portp, comstats_t __user *cp);
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static int stl_clrportstats(struct stlport *portp, comstats_t __user *cp);
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static int stl_getportstruct(struct stlport __user *arg);
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static int stl_getbrdstruct(struct stlbrd __user *arg);
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static int stl_waitcarrier(struct stlport *portp, struct file *filp);
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static int stl_eiointr(struct stlbrd *brdp);
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static int stl_echatintr(struct stlbrd *brdp);
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static int stl_echmcaintr(struct stlbrd *brdp);
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static int stl_echpciintr(struct stlbrd *brdp);
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static int stl_echpci64intr(struct stlbrd *brdp);
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static void stl_offintr(struct work_struct *);
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static struct stlbrd *stl_allocbrd(void);
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static struct stlport *stl_getport(int brdnr, int panelnr, int portnr);
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/*
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* CD1400 uart specific handling functions.
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@ -700,31 +660,6 @@ static struct class *stallion_class;
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* Check for any arguments passed in on the module load command line.
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*/
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static void __init stl_argbrds(void)
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{
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struct stlconf conf;
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struct stlbrd *brdp;
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int i;
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pr_debug("stl_argbrds()\n");
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for (i = stl_nrbrds; (i < stl_nargs); i++) {
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memset(&conf, 0, sizeof(conf));
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if (stl_parsebrd(&conf, stl_brdsp[i]) == 0)
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continue;
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if ((brdp = stl_allocbrd()) == NULL)
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continue;
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stl_nrbrds = i + 1;
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brdp->brdnr = i;
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brdp->brdtype = conf.brdtype;
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brdp->ioaddr1 = conf.ioaddr1;
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brdp->ioaddr2 = conf.ioaddr2;
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brdp->irq = conf.irq;
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brdp->irqtype = conf.irqtype;
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stl_brdinit(brdp);
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}
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}
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/*****************************************************************************/
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/*
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@ -826,6 +761,31 @@ static struct stlbrd *stl_allocbrd(void)
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return brdp;
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}
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static void __init stl_argbrds(void)
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{
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struct stlconf conf;
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struct stlbrd *brdp;
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int i;
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pr_debug("stl_argbrds()\n");
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for (i = stl_nrbrds; (i < stl_nargs); i++) {
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memset(&conf, 0, sizeof(conf));
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if (stl_parsebrd(&conf, stl_brdsp[i]) == 0)
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continue;
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if ((brdp = stl_allocbrd()) == NULL)
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continue;
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stl_nrbrds = i + 1;
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brdp->brdnr = i;
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brdp->brdtype = conf.brdtype;
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brdp->ioaddr1 = conf.ioaddr1;
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brdp->ioaddr2 = conf.ioaddr2;
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brdp->irq = conf.irq;
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brdp->irqtype = conf.irqtype;
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stl_brdinit(brdp);
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}
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}
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/*****************************************************************************/
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static int stl_open(struct tty_struct *tty, struct file *filp)
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@ -972,6 +932,52 @@ static int stl_waitcarrier(struct stlport *portp, struct file *filp)
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/*****************************************************************************/
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static void stl_flushbuffer(struct tty_struct *tty)
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{
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struct stlport *portp;
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pr_debug("stl_flushbuffer(tty=%p)\n", tty);
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if (tty == NULL)
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return;
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portp = tty->driver_data;
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if (portp == NULL)
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return;
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stl_flush(portp);
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tty_wakeup(tty);
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}
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/*****************************************************************************/
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static void stl_waituntilsent(struct tty_struct *tty, int timeout)
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{
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struct stlport *portp;
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unsigned long tend;
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pr_debug("stl_waituntilsent(tty=%p,timeout=%d)\n", tty, timeout);
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if (tty == NULL)
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return;
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portp = tty->driver_data;
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if (portp == NULL)
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return;
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if (timeout == 0)
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timeout = HZ;
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tend = jiffies + timeout;
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while (stl_datastate(portp)) {
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if (signal_pending(current))
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break;
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msleep_interruptible(20);
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if (time_after_eq(jiffies, tend))
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break;
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}
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}
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/*****************************************************************************/
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static void stl_close(struct tty_struct *tty, struct file *filp)
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{
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struct stlport *portp;
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@ -1401,6 +1407,26 @@ static int stl_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd
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/*****************************************************************************/
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/*
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* Start the transmitter again. Just turn TX interrupts back on.
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*/
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static void stl_start(struct tty_struct *tty)
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{
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struct stlport *portp;
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pr_debug("stl_start(tty=%p)\n", tty);
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if (tty == NULL)
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return;
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portp = tty->driver_data;
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if (portp == NULL)
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return;
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stl_startrxtx(portp, -1, 1);
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}
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/*****************************************************************************/
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static void stl_settermios(struct tty_struct *tty, struct termios *old)
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{
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struct stlport *portp;
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@ -1494,26 +1520,6 @@ static void stl_stop(struct tty_struct *tty)
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/*****************************************************************************/
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/*
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* Start the transmitter again. Just turn TX interrupts back on.
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*/
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static void stl_start(struct tty_struct *tty)
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{
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struct stlport *portp;
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pr_debug("stl_start(tty=%p)\n", tty);
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if (tty == NULL)
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return;
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portp = tty->driver_data;
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if (portp == NULL)
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return;
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stl_startrxtx(portp, -1, 1);
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}
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/*****************************************************************************/
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/*
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* Hangup this port. This is pretty much like closing the port, only
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* a little more brutal. No waiting for data to drain. Shutdown the
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@ -1554,24 +1560,6 @@ static void stl_hangup(struct tty_struct *tty)
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/*****************************************************************************/
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static void stl_flushbuffer(struct tty_struct *tty)
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{
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struct stlport *portp;
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pr_debug("stl_flushbuffer(tty=%p)\n", tty);
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if (tty == NULL)
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return;
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portp = tty->driver_data;
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if (portp == NULL)
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return;
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stl_flush(portp);
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tty_wakeup(tty);
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}
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/*****************************************************************************/
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static void stl_breakctl(struct tty_struct *tty, int state)
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{
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struct stlport *portp;
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@ -1589,34 +1577,6 @@ static void stl_breakctl(struct tty_struct *tty, int state)
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/*****************************************************************************/
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static void stl_waituntilsent(struct tty_struct *tty, int timeout)
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{
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struct stlport *portp;
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unsigned long tend;
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pr_debug("stl_waituntilsent(tty=%p,timeout=%d)\n", tty, timeout);
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if (tty == NULL)
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return;
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portp = tty->driver_data;
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if (portp == NULL)
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return;
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if (timeout == 0)
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timeout = HZ;
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tend = jiffies + timeout;
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while (stl_datastate(portp)) {
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if (signal_pending(current))
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break;
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msleep_interruptible(20);
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if (time_after_eq(jiffies, tend))
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break;
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}
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}
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/*****************************************************************************/
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static void stl_sendxchar(struct tty_struct *tty, char ch)
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{
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struct stlport *portp;
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