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Message-Id: <1503305265-5284-1-git-send-email-himanshujha199640@gmail.com>
Date: Mon, 21 Aug 2017 14:17:45 +0530
From: Himanshu Jha <himanshujha199640@...il.com>
To: gregkh@...uxfoundation.org
Cc: jslaby@...e.com, linux-kernel@...r.kernel.org,
Himanshu Jha <himanshujha199640@...il.com>
Subject: [PATCH] drivers: tty: Fix improper code identation
Fixes improper code identation error by adding necessary tabs.
Issue found using checkpatch.
Signed-off-by: Himanshu Jha <himanshujha199640@...il.com>
---
drivers/tty/amiserial.c | 92 +++++++++++++++++++++++--------------------------
1 file changed, 44 insertions(+), 48 deletions(-)
diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c
index 9820e20..4b057f8 100644
--- a/drivers/tty/amiserial.c
+++ b/drivers/tty/amiserial.c
@@ -248,7 +248,7 @@ static void rs_start(struct tty_struct *tty)
static void receive_chars(struct serial_state *info)
{
- int status;
+ int status;
int serdatr;
unsigned char ch, flag;
struct async_icount *icount;
@@ -339,7 +339,7 @@ static void transmit_chars(struct serial_state *info)
custom.intreq = IF_TBE;
mb();
if (info->x_char) {
- custom.serdat = info->x_char | 0x100;
+ custom.serdat = info->x_char | 0x100;
mb();
info->icount.tx++;
info->x_char = 0;
@@ -349,7 +349,7 @@ static void transmit_chars(struct serial_state *info)
|| info->tport.tty->stopped
|| info->tport.tty->hw_stopped) {
info->IER &= ~UART_IER_THRI;
- custom.intena = IF_TBE;
+ custom.intena = IF_TBE;
mb();
return;
}
@@ -368,7 +368,7 @@ static void transmit_chars(struct serial_state *info)
printk("THRE...");
#endif
if (info->xmit.head == info->xmit.tail) {
- custom.intena = IF_TBE;
+ custom.intena = IF_TBE;
mb();
info->IER &= ~UART_IER_THRI;
}
@@ -448,7 +448,7 @@ static void check_modem_status(struct serial_state *info)
static irqreturn_t ser_vbl_int( int irq, void *data)
{
- /* vbl is just a periodic interrupt we tie into to update modem status */
+ /* vbl is just a periodic interrupt we tie into to update modem status */
struct serial_state *info = data;
/*
* TBD - is it better to unregister from this interrupt or to
@@ -911,7 +911,7 @@ static void rs_flush_buffer(struct tty_struct *tty)
static void rs_send_xchar(struct tty_struct *tty, char ch)
{
struct serial_state *info = tty->driver_data;
- unsigned long flags;
+ unsigned long flags;
if (serial_paranoia_check(info, tty->name, "rs_send_xchar"))
return;
@@ -920,8 +920,8 @@ static void rs_send_xchar(struct tty_struct *tty, char ch)
if (ch) {
/* Make sure transmit interrupts are on */
- /* Check this ! */
- local_irq_save(flags);
+ /* Check this ! */
+ local_irq_save(flags);
if(!(custom.intenar & IF_TBE)) {
custom.intena = IF_SETCLR | IF_TBE;
mb();
@@ -1231,70 +1231,66 @@ static int rs_ioctl(struct tty_struct *tty,
}
switch (cmd) {
- case TIOCGSERIAL:
+ case TIOCGSERIAL:
return get_serial_info(tty, info, argp);
- case TIOCSSERIAL:
+ case TIOCSSERIAL:
return set_serial_info(tty, info, argp);
- case TIOCSERCONFIG:
+ case TIOCSERCONFIG:
return 0;
-
- case TIOCSERGETLSR: /* Get line status register */
+ case TIOCSERGETLSR: /* Get line status register */
return get_lsr_info(info, argp);
-
- case TIOCSERGSTRUCT:
+ case TIOCSERGSTRUCT:
if (copy_to_user(argp,
info, sizeof(struct serial_state)))
return -EFAULT;
- return 0;
-
+ return 0;
/*
* Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change
* - mask passed in arg for lines of interest
- * (use |'ed TIOCM_RNG/DSR/CD/CTS for masking)
+ * (use |'ed TIOCM_RNG/DSR/CD/CTS for masking)
* Caller should use TIOCGICOUNT to see which one it was
*/
- case TIOCMIWAIT:
+ case TIOCMIWAIT:
+ local_irq_save(flags);
+ /* note the counters on entry */
+ cprev = info->icount;
+ local_irq_restore(flags);
+ while (1) {
+ prepare_to_wait(&info->tport.delta_msr_wait,&wait,
+ TASK_INTERRUPTIBLE);
local_irq_save(flags);
- /* note the counters on entry */
- cprev = info->icount;
+ cnow = info->icount; /* atomic copy */
local_irq_restore(flags);
- while (1) {
- prepare_to_wait(&info->tport.delta_msr_wait,
- &wait, TASK_INTERRUPTIBLE);
- local_irq_save(flags);
- cnow = info->icount; /* atomic copy */
- local_irq_restore(flags);
- if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
- cnow.dcd == cprev.dcd && cnow.cts == cprev.cts) {
+ if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
+ cnow.dcd == cprev.dcd && cnow.cts == cprev.cts) {
ret = -EIO; /* no change => error */
break;
}
- if ( ((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
+ if ( ((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
((arg & TIOCM_CD) && (cnow.dcd != cprev.dcd)) ||
((arg & TIOCM_CTS) && (cnow.cts != cprev.cts)) ) {
ret = 0;
break;
}
- schedule();
- /* see if a signal did it */
- if (signal_pending(current)) {
- ret = -ERESTARTSYS;
- break;
+ schedule();
+ /* see if a signal did it */
+ if (signal_pending(current)) {
+ ret = -ERESTARTSYS;
+ break;
}
- cprev = cnow;
+ cprev = cnow;
}
- finish_wait(&info->tport.delta_msr_wait, &wait);
- return ret;
+ finish_wait(&info->tport.delta_msr_wait, &wait);
+ return ret;
- case TIOCSERGWILD:
- case TIOCSERSWILD:
- /* "setserial -W" is called in Debian boot */
- printk ("TIOCSER?WILD ioctl obsolete, ignored.\n");
- return 0;
-
- default:
- return -ENOIOCTLCMD;
+ case TIOCSERGWILD:
+ case TIOCSERSWILD:
+ /* "setserial -W" is called in Debian boot */
+ printk ("TIOCSER?WILD ioctl obsolete, ignored.\n");
+ return 0;
+ default:
+ return -ENOIOCTLCMD;
}
return 0;
}
@@ -1372,8 +1368,8 @@ static void rs_close(struct tty_struct *tty, struct file * filp)
*/
state->read_status_mask &= ~UART_LSR_DR;
if (tty_port_initialized(port)) {
- /* disable receive interrupts */
- custom.intena = IF_RBF;
+ /* disable receive interrupts */
+ custom.intena = IF_RBF;
mb();
/* clear any pending receive interrupt */
custom.intreq = IF_RBF;
--
2.7.4
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