X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=drivers%2Fchar%2Frocket.c;h=1e68cc2296fa1e4d9d1a23b3eb249fd9a806410a;hb=c9f19e96a2f33cd56c2bd19f87a0c4982d011c2b;hp=f4d9c39934881177c4aa45323ff90a45cebc3b86;hpb=5d951fb458f847e5485b5251597fbf326000bb3b;p=firefly-linux-kernel-4.4.55.git

diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c
index f4d9c3993488..1e68cc2296fa 100644
--- a/drivers/char/rocket.c
+++ b/drivers/char/rocket.c
@@ -499,7 +499,7 @@ static void rp_handle_port(struct r_port *info)
 	if (!info)
 		return;
 
-	if ((info->flags & ROCKET_INITIALIZED) == 0) {
+	if ((info->flags & ASYNC_INITIALIZED) == 0) {
 		printk(KERN_WARNING "rp: WARNING: rp_handle_port called with "
 				"info->flags & NOT_INIT\n");
 		return;
@@ -892,11 +892,11 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
 	 * until it's done, and then try again.
 	 */
 	if (tty_hung_up_p(filp))
-		return ((info->flags & ROCKET_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
-	if (info->flags & ROCKET_CLOSING) {
+		return ((info->flags & ASYNC_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
+	if (info->flags & ASYNC_CLOSING) {
 		if (wait_for_completion_interruptible(&info->close_wait))
 			return -ERESTARTSYS;
-		return ((info->flags & ROCKET_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
+		return ((info->flags & ASYNC_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
 	}
 
 	/*
@@ -904,7 +904,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
 	 * then make the check up front and then exit.
 	 */
 	if ((filp->f_flags & O_NONBLOCK) || (tty->flags & (1 << TTY_IO_ERROR))) {
-		info->flags |= ROCKET_NORMAL_ACTIVE;
+		info->flags |= ASYNC_NORMAL_ACTIVE;
 		return 0;
 	}
 	if (tty->termios->c_cflag & CLOCAL)
@@ -923,7 +923,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
 	spin_lock_irqsave(&info->slock, flags);
 
 #ifdef ROCKET_DISABLE_SIMUSAGE
-	info->flags |= ROCKET_NORMAL_ACTIVE;
+	info->flags |= ASYNC_NORMAL_ACTIVE;
 #else
 	if (!tty_hung_up_p(filp)) {
 		extra_count = 1;
@@ -938,14 +938,14 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
 		if (tty->termios->c_cflag & CBAUD)
 			tty_port_raise_dtr_rts(port);
 		set_current_state(TASK_INTERRUPTIBLE);
-		if (tty_hung_up_p(filp) || !(info->flags & ROCKET_INITIALIZED)) {
-			if (info->flags & ROCKET_HUP_NOTIFY)
+		if (tty_hung_up_p(filp) || !(info->flags & ASYNC_INITIALIZED)) {
+			if (info->flags & ASYNC_HUP_NOTIFY)
 				retval = -EAGAIN;
 			else
 				retval = -ERESTARTSYS;
 			break;
 		}
-		if (!(info->flags & ROCKET_CLOSING) &&
+		if (!(info->flags & ASYNC_CLOSING) &&
 			(do_clocal || tty_port_carrier_raised(port)))
 			break;
 		if (signal_pending(current)) {
@@ -975,7 +975,7 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp,
 #endif
 	if (retval)
 		return retval;
-	info->flags |= ROCKET_NORMAL_ACTIVE;
+	info->flags |= ASYNC_NORMAL_ACTIVE;
 	return 0;
 }
 
@@ -998,12 +998,12 @@ static int rp_open(struct tty_struct *tty, struct file *filp)
 	if (!page)
 		return -ENOMEM;
 
-	if (info->flags & ROCKET_CLOSING) {
+	if (info->flags & ASYNC_CLOSING) {
 		retval = wait_for_completion_interruptible(&info->close_wait);
 		free_page(page);
 		if (retval)
 			return retval;
-		return ((info->flags & ROCKET_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
+		return ((info->flags & ASYNC_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS);
 	}
 
 	/*
@@ -1032,7 +1032,7 @@ static int rp_open(struct tty_struct *tty, struct file *filp)
 	/*
 	 * Info->count is now 1; so it's safe to sleep now.
 	 */
-	if ((info->flags & ROCKET_INITIALIZED) == 0) {
+	if ((info->flags & ASYNC_INITIALIZED) == 0) {
 		cp = &info->channel;
 		sSetRxTrigger(cp, TRIG_1);
 		if (sGetChanStatus(cp) & CD_ACT)
@@ -1056,7 +1056,7 @@ static int rp_open(struct tty_struct *tty, struct file *filp)
 		sEnRxFIFO(cp);
 		sEnTransmit(cp);
 
-		info->flags |= ROCKET_INITIALIZED;
+		info->flags |= ASYNC_INITIALIZED;
 
 		/*
 		 * Set up the tty->alt_speed kludge
@@ -1094,7 +1094,7 @@ static int rp_open(struct tty_struct *tty, struct file *filp)
  */
 static void rp_close(struct tty_struct *tty, struct file *filp)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	unsigned long flags;
 	int timeout;
 	CHANNEL_t *cp;
@@ -1131,7 +1131,7 @@ static void rp_close(struct tty_struct *tty, struct file *filp)
 		spin_unlock_irqrestore(&info->slock, flags);
 		return;
 	}
-	info->flags |= ROCKET_CLOSING;
+	info->flags |= ASYNC_CLOSING;
 	spin_unlock_irqrestore(&info->slock, flags);
 
 	cp = &info->channel;
@@ -1151,7 +1151,7 @@ static void rp_close(struct tty_struct *tty, struct file *filp)
 	/*
 	 * Wait for the transmit buffer to clear
 	 */
-	if (info->port.closing_wait != ROCKET_CLOSING_WAIT_NONE)
+	if (info->port.closing_wait != ASYNC_CLOSING_WAIT_NONE)
 		tty_wait_until_sent(tty, info->port.closing_wait);
 	/*
 	 * Before we drop DTR, make sure the UART transmitter
@@ -1192,7 +1192,7 @@ static void rp_close(struct tty_struct *tty, struct file *filp)
 			info->xmit_buf = NULL;
 		}
 	}
-	info->flags &= ~(ROCKET_INITIALIZED | ROCKET_CLOSING | ROCKET_NORMAL_ACTIVE);
+	info->flags &= ~(ASYNC_INITIALIZED | ASYNC_CLOSING | ASYNC_NORMAL_ACTIVE);
 	tty->closing = 0;
 	complete_all(&info->close_wait);
 	atomic_dec(&rp_num_ports_open);
@@ -1208,7 +1208,7 @@ static void rp_close(struct tty_struct *tty, struct file *filp)
 static void rp_set_termios(struct tty_struct *tty,
 			   struct ktermios *old_termios)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	CHANNEL_t *cp;
 	unsigned cflag;
 
@@ -1251,7 +1251,7 @@ static void rp_set_termios(struct tty_struct *tty,
 
 static int rp_break(struct tty_struct *tty, int break_state)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	unsigned long flags;
 
 	if (rocket_paranoia_check(info, "rp_break"))
@@ -1297,7 +1297,7 @@ static int sGetChanRI(CHANNEL_T * ChP)
  */
 static int rp_tiocmget(struct tty_struct *tty, struct file *file)
 {
-	struct r_port *info = (struct r_port *)tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	unsigned int control, result, ChanStatus;
 
 	ChanStatus = sGetChanStatusLo(&info->channel);
@@ -1318,7 +1318,7 @@ static int rp_tiocmget(struct tty_struct *tty, struct file *file)
 static int rp_tiocmset(struct tty_struct *tty, struct file *file,
 		    unsigned int set, unsigned int clear)
 {
-	struct r_port *info = (struct r_port *)tty->driver_data;
+	struct r_port *info = tty->driver_data;
 
 	if (set & TIOCM_RTS)
 		info->channel.TxControl[3] |= SET_RTS;
@@ -1447,7 +1447,7 @@ static int get_version(struct r_port *info, struct rocket_version __user *retver
 static int rp_ioctl(struct tty_struct *tty, struct file *file,
 		    unsigned int cmd, unsigned long arg)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	void __user *argp = (void __user *)arg;
 	int ret = 0;
 
@@ -1485,7 +1485,7 @@ static int rp_ioctl(struct tty_struct *tty, struct file *file,
 
 static void rp_send_xchar(struct tty_struct *tty, char ch)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	CHANNEL_t *cp;
 
 	if (rocket_paranoia_check(info, "rp_send_xchar"))
@@ -1500,7 +1500,7 @@ static void rp_send_xchar(struct tty_struct *tty, char ch)
 
 static void rp_throttle(struct tty_struct *tty)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	CHANNEL_t *cp;
 
 #ifdef ROCKET_DEBUG_THROTTLE
@@ -1520,7 +1520,7 @@ static void rp_throttle(struct tty_struct *tty)
 
 static void rp_unthrottle(struct tty_struct *tty)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	CHANNEL_t *cp;
 #ifdef ROCKET_DEBUG_THROTTLE
 	printk(KERN_INFO "unthrottle %s: %d....\n", tty->name,
@@ -1547,7 +1547,7 @@ static void rp_unthrottle(struct tty_struct *tty)
  */
 static void rp_stop(struct tty_struct *tty)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 
 #ifdef ROCKET_DEBUG_FLOW
 	printk(KERN_INFO "stop %s: %d %d....\n", tty->name,
@@ -1563,7 +1563,7 @@ static void rp_stop(struct tty_struct *tty)
 
 static void rp_start(struct tty_struct *tty)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 
 #ifdef ROCKET_DEBUG_FLOW
 	printk(KERN_INFO "start %s: %d %d....\n", tty->name,
@@ -1583,7 +1583,7 @@ static void rp_start(struct tty_struct *tty)
  */
 static void rp_wait_until_sent(struct tty_struct *tty, int timeout)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	CHANNEL_t *cp;
 	unsigned long orig_jiffies;
 	int check_time, exit_time;
@@ -1640,7 +1640,7 @@ static void rp_wait_until_sent(struct tty_struct *tty, int timeout)
 static void rp_hangup(struct tty_struct *tty)
 {
 	CHANNEL_t *cp;
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 
 	if (rocket_paranoia_check(info, "rp_hangup"))
 		return;
@@ -1649,14 +1649,14 @@ static void rp_hangup(struct tty_struct *tty)
 	printk(KERN_INFO "rp_hangup of ttyR%d...\n", info->line);
 #endif
 	rp_flush_buffer(tty);
-	if (info->flags & ROCKET_CLOSING)
+	if (info->flags & ASYNC_CLOSING)
 		return;
 	if (info->port.count)
 		atomic_dec(&rp_num_ports_open);
 	clear_bit((info->aiop * 8) + info->chan, (void *) &xmit_flags[info->board]);
 
 	info->port.count = 0;
-	info->flags &= ~ROCKET_NORMAL_ACTIVE;
+	info->flags &= ~ASYNC_NORMAL_ACTIVE;
 	info->port.tty = NULL;
 
 	cp = &info->channel;
@@ -1666,7 +1666,7 @@ static void rp_hangup(struct tty_struct *tty)
 	sDisCTSFlowCtl(cp);
 	sDisTxSoftFlowCtl(cp);
 	sClrTxXOFF(cp);
-	info->flags &= ~ROCKET_INITIALIZED;
+	info->flags &= ~ASYNC_INITIALIZED;
 
 	wake_up_interruptible(&info->port.open_wait);
 }
@@ -1680,7 +1680,7 @@ static void rp_hangup(struct tty_struct *tty)
  */
 static int rp_put_char(struct tty_struct *tty, unsigned char ch)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	CHANNEL_t *cp;
 	unsigned long flags;
 
@@ -1727,7 +1727,7 @@ static int rp_put_char(struct tty_struct *tty, unsigned char ch)
 static int rp_write(struct tty_struct *tty,
 		    const unsigned char *buf, int count)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	CHANNEL_t *cp;
 	const unsigned char *b;
 	int c, retval = 0;
@@ -1819,7 +1819,7 @@ end:
  */
 static int rp_write_room(struct tty_struct *tty)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	int ret;
 
 	if (rocket_paranoia_check(info, "rp_write_room"))
@@ -1840,7 +1840,7 @@ static int rp_write_room(struct tty_struct *tty)
  */
 static int rp_chars_in_buffer(struct tty_struct *tty)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	CHANNEL_t *cp;
 
 	if (rocket_paranoia_check(info, "rp_chars_in_buffer"))
@@ -1861,7 +1861,7 @@ static int rp_chars_in_buffer(struct tty_struct *tty)
  */
 static void rp_flush_buffer(struct tty_struct *tty)
 {
-	struct r_port *info = (struct r_port *) tty->driver_data;
+	struct r_port *info = tty->driver_data;
 	CHANNEL_t *cp;
 	unsigned long flags;