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* [PATCH] serial: trivial checkpatch fixes in drivers/tty/serial/8250.c
@ 2012-01-19 19:37 Simon Glass
  2012-01-19 19:49 ` Joe Perches
  2012-01-20  0:24 ` [PATCH v2] " Simon Glass
  0 siblings, 2 replies; 5+ messages in thread
From: Simon Glass @ 2012-01-19 19:37 UTC (permalink / raw)
  To: LKML; +Cc: Jiri Kosina, Greg Kroah-Hartman, linux-serial, Simon Glass

This makes the file checkpatch clean, fixing these warnings:

warning: drivers/tty/serial/8250.c,86: please, no space before tabs
warning: drivers/tty/serial/8250.c,345: please, no space before tabs
warning: drivers/tty/serial/8250.c,672: line over 80 characters
warning: drivers/tty/serial/8250.c,1070: line over 80 characters
warning: drivers/tty/serial/8250.c,1517: line over 80 characters
warning: drivers/tty/serial/8250.c,1519: line over 80 characters
warning: drivers/tty/serial/8250.c,2009: line over 80 characters
warning: drivers/tty/serial/8250.c,2023: line over 80 characters
warning: drivers/tty/serial/8250.c,2025: line over 80 characters
warning: drivers/tty/serial/8250.c,2230: line over 80 characters
error: drivers/tty/serial/8250.c,2252: code indent should use tabs where
	possible
warning: drivers/tty/serial/8250.c,3056: line over 80 characters
warning: drivers/tty/serial/8250.c,3133: line over 80 characters
warning: drivers/tty/serial/8250.c,3337: EXPORT_SYMBOL(foo); should
	immediately follow its function/variable
warning: drivers/tty/serial/8250.c,3338: EXPORT_SYMBOL(foo); should
	immediately follow its function/variable
warning: drivers/tty/serial/8250.c,3348: line over 80 characters

This warning remains, since I am not sure how to fix it:
error: drivers/tty/serial/8250.c,2929: Macros with complex values should
	be enclosed in parenthesis

I am not sure if trivial includes all of the above - please let me know.

Signed-off-by: Simon Glass <sjg@chromium.org>
---
 drivers/tty/serial/8250.c |   53 ++++++++++++++++++++++++++------------------
 1 files changed, 31 insertions(+), 22 deletions(-)

diff --git a/drivers/tty/serial/8250.c b/drivers/tty/serial/8250.c
index 9f50c4e..5e72f99 100644
--- a/drivers/tty/serial/8250.c
+++ b/drivers/tty/serial/8250.c
@@ -83,7 +83,7 @@ static unsigned int skip_txen_test; /* force skip of txen test at init time */
 
 #define PASS_LIMIT	512
 
-#define BOTH_EMPTY 	(UART_LSR_TEMT | UART_LSR_THRE)
+#define BOTH_EMPTY	(UART_LSR_TEMT | UART_LSR_THRE)
 
 
 /*
@@ -342,7 +342,7 @@ static const u8
 		[UART_SCR]	= 0x2c
 	},
 	regmap_out[8] = {
-		[UART_TX] 	= 0x04,
+		[UART_TX]	= 0x04,
 		[UART_IER]	= 0x0c,
 		[UART_FCR]	= 0x18,
 		[UART_LCR]	= 0x1c,
@@ -669,7 +669,8 @@ static void disable_rsa(struct uart_8250_port *up)
 		result = !(mode & UART_RSA_MSR_FIFO);
 
 		if (!result) {
-			serial_outp(up, UART_RSA_MSR, mode & ~UART_RSA_MSR_FIFO);
+			serial_outp(up, UART_RSA_MSR, mode
+					& ~UART_RSA_MSR_FIFO);
 			mode = serial_inp(up, UART_RSA_MSR);
 			result = !(mode & UART_RSA_MSR_FIFO);
 		}
@@ -865,7 +866,7 @@ static int broken_efr(struct uart_8250_port *up)
 	/*
 	 * Exar ST16C2550 "A2" devices incorrectly detect as
 	 * having an EFR, and report an ID of 0x0201.  See
-	 * http://linux.derkeiler.com/Mailing-Lists/Kernel/2004-11/4812.html 
+	 * http://linux.derkeiler.com/Mailing-Lists/Kernel/2004-11/4812.html
 	 */
 	if (autoconfig_read_divisor_id(up) == 0x0201 && size_fifo(up) == 16)
 		return 1;
@@ -1067,7 +1068,8 @@ static void autoconfig(struct uart_8250_port *up, unsigned int probeflags)
 		return;
 
 	DEBUG_AUTOCONF("ttyS%d: autoconf (0x%04lx, 0x%p): ",
-		       serial_index(&up->port), up->port.iobase, up->port.membase);
+		       serial_index(&up->port), up->port.iobase,
+		       up->port.membase);
 
 	/*
 	 * We really do need global IRQs disabled here - we're going to
@@ -1514,9 +1516,11 @@ unsigned int serial8250_modem_status(struct uart_8250_port *up)
 		if (status & UART_MSR_DDSR)
 			up->port.icount.dsr++;
 		if (status & UART_MSR_DDCD)
-			uart_handle_dcd_change(&up->port, status & UART_MSR_DCD);
+			uart_handle_dcd_change(&up->port,
+					       status & UART_MSR_DCD);
 		if (status & UART_MSR_DCTS)
-			uart_handle_cts_change(&up->port, status & UART_MSR_CTS);
+			uart_handle_cts_change(&up->port,
+					       status & UART_MSR_CTS);
 
 		wake_up_interruptible(&up->port.state->port.delta_msr_wait);
 	}
@@ -2006,7 +2010,8 @@ static int serial8250_startup(struct uart_port *port)
 	 */
 	if (!(up->port.flags & UPF_BUGGY_UART) &&
 	    (serial_inp(up, UART_LSR) == 0xff)) {
-		printk_ratelimited(KERN_INFO "ttyS%d: LSR safety check engaged!\n",
+		printk_ratelimited(KERN_INFO
+				   "ttyS%d: LSR safety check engaged!\n",
 				   serial_index(&up->port));
 		return -ENODEV;
 	}
@@ -2019,10 +2024,13 @@ static int serial8250_startup(struct uart_port *port)
 
 		serial_outp(up, UART_LCR, UART_LCR_CONF_MODE_B);
 
-		fctr = serial_inp(up, UART_FCTR) & ~(UART_FCTR_RX|UART_FCTR_TX);
-		serial_outp(up, UART_FCTR, fctr | UART_FCTR_TRGD | UART_FCTR_RX);
+		fctr = serial_inp(up, UART_FCTR) &
+				  ~(UART_FCTR_RX | UART_FCTR_TX);
+		serial_outp(up, UART_FCTR, fctr | UART_FCTR_TRGD |
+			    UART_FCTR_RX);
 		serial_outp(up, UART_TRG, UART_TRG_96);
-		serial_outp(up, UART_FCTR, fctr | UART_FCTR_TRGD | UART_FCTR_TX);
+		serial_outp(up, UART_FCTR, fctr | UART_FCTR_TRGD |
+			    UART_FCTR_TX);
 		serial_outp(up, UART_TRG, UART_TRG_96);
 
 		serial_outp(up, UART_LCR, 0);
@@ -2247,9 +2255,8 @@ static unsigned int serial8250_get_divisor(struct uart_port *port, unsigned int
 	return quot;
 }
 
-void
-serial8250_do_set_termios(struct uart_port *port, struct ktermios *termios,
-		          struct ktermios *old)
+void serial8250_do_set_termios(struct uart_port *port, struct ktermios *termios,
+			       struct ktermios *old)
 {
 	struct uart_8250_port *up =
 		container_of(port, struct uart_8250_port, port);
@@ -2992,6 +2999,7 @@ void serial8250_suspend_port(int line)
 {
 	uart_suspend_port(&serial8250_reg, &serial8250_ports[line].port);
 }
+EXPORT_SYMBOL(serial8250_suspend_port);
 
 /**
  *	serial8250_resume_port - resume one serial port
@@ -3014,6 +3022,7 @@ void serial8250_resume_port(int line)
 	}
 	uart_resume_port(&serial8250_reg, &up->port);
 }
+EXPORT_SYMBOL(serial8250_resume_port);
 
 /*
  * Register a set of serial devices attached to a platform device.  The
@@ -3053,8 +3062,8 @@ static int __devinit serial8250_probe(struct platform_device *dev)
 		port.irqflags		|= irqflag;
 		ret = serial8250_register_port(&port);
 		if (ret < 0) {
-			dev_err(&dev->dev, "unable to register port at index %d "
-				"(IO%lx MEM%llx IRQ%d): %d\n", i,
+			dev_err(&dev->dev, "unable to register port at "
+				"index %d (IO%lx MEM%llx IRQ%d): %d\n", i,
 				p->iobase, (unsigned long long)p->mapbase,
 				p->irq, ret);
 		}
@@ -3130,7 +3139,8 @@ static struct platform_device *serial8250_isa_devs;
  */
 static DEFINE_MUTEX(serial_mutex);
 
-static struct uart_8250_port *serial8250_find_match_or_unused(struct uart_port *port)
+static struct uart_8250_port *serial8250_find_match_or_unused(
+						struct uart_port *port)
 {
 	int i;
 
@@ -3334,9 +3344,6 @@ static void __exit serial8250_exit(void)
 module_init(serial8250_init);
 module_exit(serial8250_exit);
 
-EXPORT_SYMBOL(serial8250_suspend_port);
-EXPORT_SYMBOL(serial8250_resume_port);
-
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Generic 8250/16x50 serial driver");
 
@@ -3345,10 +3352,12 @@ MODULE_PARM_DESC(share_irqs, "Share IRQs with other non-8250/16x50 devices"
 	" (unsafe)");
 
 module_param(nr_uarts, uint, 0644);
-MODULE_PARM_DESC(nr_uarts, "Maximum number of UARTs supported. (1-" __MODULE_STRING(CONFIG_SERIAL_8250_NR_UARTS) ")");
+MODULE_PARM_DESC(nr_uarts, "Maximum number of UARTs supported. (1-" \
+		 __MODULE_STRING(CONFIG_SERIAL_8250_NR_UARTS) ")");
 
 module_param(skip_txen_test, uint, 0644);
-MODULE_PARM_DESC(skip_txen_test, "Skip checking for the TXEN bug at init time");
+MODULE_PARM_DESC(skip_txen_test, \
+		"Skip checking for the TXEN bug at init time");
 
 #ifdef CONFIG_SERIAL_8250_RSA
 module_param_array(probe_rsa, ulong, &probe_rsa_count, 0444);
-- 
1.7.7.3


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH] serial: trivial checkpatch fixes in drivers/tty/serial/8250.c
  2012-01-19 19:37 [PATCH] serial: trivial checkpatch fixes in drivers/tty/serial/8250.c Simon Glass
@ 2012-01-19 19:49 ` Joe Perches
  2012-01-20  0:23   ` Simon Glass
  2012-01-20  0:24 ` [PATCH v2] " Simon Glass
  1 sibling, 1 reply; 5+ messages in thread
From: Joe Perches @ 2012-01-19 19:49 UTC (permalink / raw)
  To: Simon Glass; +Cc: LKML, Jiri Kosina, Greg Kroah-Hartman, linux-serial

On Thu, 2012-01-19 at 11:37 -0800, Simon Glass wrote:
> This makes the file checkpatch clean, fixing these warnings:

Some comments...

> This warning remains, since I am not sure how to fix it:
> error: drivers/tty/serial/8250.c,2929: Macros with complex values should
> 	be enclosed in parenthesis

you can ignore this warning.

> diff --git a/drivers/tty/serial/8250.c b/drivers/tty/serial/8250.c
[]
> @@ -669,7 +669,8 @@ static void disable_rsa(struct uart_8250_port *up)
>  		result = !(mode & UART_RSA_MSR_FIFO);
>  
>  		if (!result) {
> -
> 			serial_outp(up, UART_RSA_MSR, mode & ~UART_RSA_MSR_FIFO);
> +			serial_outp(up, UART_RSA_MSR, mode
> +					& ~UART_RSA_MSR_FIFO);

If it's really necessary to use 80 columns,
I'd prefer this sort of change be:
			serial_outp(up, UART_RSA_MSR,
				    mode & ~UART_RSA_MSR_FIFO);

[]
> @@ -2006,7 +2010,8 @@ static int serial8250_startup(struct uart_port *port)
>  	 */
>  	if (!(up->port.flags & UPF_BUGGY_UART) &&
>  	    (serial_inp(up, UART_LSR) == 0xff)) {
> -		printk_ratelimited(KERN_INFO "ttyS%d: LSR safety check engaged!\n",
> +		printk_ratelimited(KERN_INFO

		pr_info_ratelimited()


> @@ -2019,10 +2024,13 @@ static int serial8250_startup(struct uart_port *port)
>  
>  		serial_outp(up, UART_LCR, UART_LCR_CONF_MODE_B);
>  
> -		fctr = serial_inp(up, UART_FCTR) & ~(UART_FCTR_RX|UART_FCTR_TX);
> -		serial_outp(up, UART_FCTR, fctr | UART_FCTR_TRGD | UART_FCTR_RX);
> +		fctr = serial_inp(up, UART_FCTR) &
> +				  ~(UART_FCTR_RX | UART_FCTR_TX);
> +		serial_outp(up, UART_FCTR, fctr | UART_FCTR_TRGD |
> +			    UART_FCTR_RX);

I think it's better to have all the or's
on the same line where possible.

		serial_outp(up, UART_FCTR,
			    fctr | UART_FCTR_TRGD | UART_FCTR_RX);


> @@ -3130,7 +3139,8 @@ static struct platform_device *serial8250_isa_devs;
>   */
>  static DEFINE_MUTEX(serial_mutex);
>  
> -static struct uart_8250_port *serial8250_find_match_or_unused(struct uart_port *port)
> +static struct uart_8250_port *serial8250_find_match_or_unused(
> +						struct uart_port *port)

It might be better to use

static struct uart_8250_port *
serial8250_find_match_or_unused(struct uart_port *port)
{
> @ -3345,10 +3352,12 @@ MODULE_PARM_DESC(share_irqs, "Share IRQs with other non-8250/16x50 devices"
>  	" (unsafe)");
>  
>  module_param(nr_uarts, uint, 0644);
> -MODULE_PARM_DESC(nr_uarts, "Maximum number of UARTs supported. (1-" __MODULE_STRING(CONFIG_SERIAL_8250_NR_UARTS) ")");
> +MODULE_PARM_DESC(nr_uarts, "Maximum number of UARTs supported. (1-" \
> +		 __MODULE_STRING(CONFIG_SERIAL_8250_NR_UARTS) ")");

Broken.

Don't use line continuations with whitespace on the next line.
Better not use line continations at all except in #defines

 
>  module_param(skip_txen_test, uint, 0644);
> -MODULE_PARM_DESC(skip_txen_test, "Skip checking for the TXEN bug at init time");
> +MODULE_PARM_DESC(skip_txen_test, \
> +		"Skip checking for the TXEN bug at init time");

Useless line continuation.



^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] serial: trivial checkpatch fixes in drivers/tty/serial/8250.c
  2012-01-19 19:49 ` Joe Perches
@ 2012-01-20  0:23   ` Simon Glass
  0 siblings, 0 replies; 5+ messages in thread
From: Simon Glass @ 2012-01-20  0:23 UTC (permalink / raw)
  To: Joe Perches; +Cc: LKML, Jiri Kosina, Greg Kroah-Hartman, linux-serial

Hi Joe,

On Thu, Jan 19, 2012 at 11:49 AM, Joe Perches <joe@perches.com> wrote:
> On Thu, 2012-01-19 at 11:37 -0800, Simon Glass wrote:
>> This makes the file checkpatch clean, fixing these warnings:
>
> Some comments...

Thanks for the comments - all addressed I think. Will send a V2.

Regards,
Simon

>
>> This warning remains, since I am not sure how to fix it:
>> error: drivers/tty/serial/8250.c,2929: Macros with complex values should
>>       be enclosed in parenthesis
>
> you can ignore this warning.
>
>> diff --git a/drivers/tty/serial/8250.c b/drivers/tty/serial/8250.c
> []
>> @@ -669,7 +669,8 @@ static void disable_rsa(struct uart_8250_port *up)
>>               result = !(mode & UART_RSA_MSR_FIFO);
>>
>>               if (!result) {
>> -
>>                       serial_outp(up, UART_RSA_MSR, mode & ~UART_RSA_MSR_FIFO);
>> +                     serial_outp(up, UART_RSA_MSR, mode
>> +                                     & ~UART_RSA_MSR_FIFO);
>
> If it's really necessary to use 80 columns,
> I'd prefer this sort of change be:
>                        serial_outp(up, UART_RSA_MSR,
>                                    mode & ~UART_RSA_MSR_FIFO);
>
> []
>> @@ -2006,7 +2010,8 @@ static int serial8250_startup(struct uart_port *port)
>>        */
>>       if (!(up->port.flags & UPF_BUGGY_UART) &&
>>           (serial_inp(up, UART_LSR) == 0xff)) {
>> -             printk_ratelimited(KERN_INFO "ttyS%d: LSR safety check engaged!\n",
>> +             printk_ratelimited(KERN_INFO
>
>                pr_info_ratelimited()
>
>
>> @@ -2019,10 +2024,13 @@ static int serial8250_startup(struct uart_port *port)
>>
>>               serial_outp(up, UART_LCR, UART_LCR_CONF_MODE_B);
>>
>> -             fctr = serial_inp(up, UART_FCTR) & ~(UART_FCTR_RX|UART_FCTR_TX);
>> -             serial_outp(up, UART_FCTR, fctr | UART_FCTR_TRGD | UART_FCTR_RX);
>> +             fctr = serial_inp(up, UART_FCTR) &
>> +                               ~(UART_FCTR_RX | UART_FCTR_TX);
>> +             serial_outp(up, UART_FCTR, fctr | UART_FCTR_TRGD |
>> +                         UART_FCTR_RX);
>
> I think it's better to have all the or's
> on the same line where possible.
>
>                serial_outp(up, UART_FCTR,
>                            fctr | UART_FCTR_TRGD | UART_FCTR_RX);
>
>
>> @@ -3130,7 +3139,8 @@ static struct platform_device *serial8250_isa_devs;
>>   */
>>  static DEFINE_MUTEX(serial_mutex);
>>
>> -static struct uart_8250_port *serial8250_find_match_or_unused(struct uart_port *port)
>> +static struct uart_8250_port *serial8250_find_match_or_unused(
>> +                                             struct uart_port *port)
>
> It might be better to use
>
> static struct uart_8250_port *
> serial8250_find_match_or_unused(struct uart_port *port)
> {
>> @ -3345,10 +3352,12 @@ MODULE_PARM_DESC(share_irqs, "Share IRQs with other non-8250/16x50 devices"
>>       " (unsafe)");
>>
>>  module_param(nr_uarts, uint, 0644);
>> -MODULE_PARM_DESC(nr_uarts, "Maximum number of UARTs supported. (1-" __MODULE_STRING(CONFIG_SERIAL_8250_NR_UARTS) ")");
>> +MODULE_PARM_DESC(nr_uarts, "Maximum number of UARTs supported. (1-" \
>> +              __MODULE_STRING(CONFIG_SERIAL_8250_NR_UARTS) ")");
>
> Broken.
>
> Don't use line continuations with whitespace on the next line.
> Better not use line continations at all except in #defines
>
>
>>  module_param(skip_txen_test, uint, 0644);
>> -MODULE_PARM_DESC(skip_txen_test, "Skip checking for the TXEN bug at init time");
>> +MODULE_PARM_DESC(skip_txen_test, \
>> +             "Skip checking for the TXEN bug at init time");
>
> Useless line continuation.
>
>

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH v2] serial: trivial checkpatch fixes in drivers/tty/serial/8250.c
  2012-01-19 19:37 [PATCH] serial: trivial checkpatch fixes in drivers/tty/serial/8250.c Simon Glass
  2012-01-19 19:49 ` Joe Perches
@ 2012-01-20  0:24 ` Simon Glass
  2012-01-20 15:43   ` Jiri Slaby
  1 sibling, 1 reply; 5+ messages in thread
From: Simon Glass @ 2012-01-20  0:24 UTC (permalink / raw)
  To: LKML
  Cc: Jiri Kosina, Greg Kroah-Hartman, linux-serial, Joe Perches, Simon Glass

This makes the file checkpatch clean, fixing these warnings:

warning: drivers/tty/serial/8250.c,86: please, no space before tabs
warning: drivers/tty/serial/8250.c,345: please, no space before tabs
warning: drivers/tty/serial/8250.c,672: line over 80 characters
warning: drivers/tty/serial/8250.c,1070: line over 80 characters
warning: drivers/tty/serial/8250.c,1517: line over 80 characters
warning: drivers/tty/serial/8250.c,1519: line over 80 characters
warning: drivers/tty/serial/8250.c,2009: line over 80 characters
warning: drivers/tty/serial/8250.c,2023: line over 80 characters
warning: drivers/tty/serial/8250.c,2025: line over 80 characters
warning: drivers/tty/serial/8250.c,2230: line over 80 characters
error: drivers/tty/serial/8250.c,2252: code indent should use tabs where
	possible
warning: drivers/tty/serial/8250.c,3056: line over 80 characters
warning: drivers/tty/serial/8250.c,3133: line over 80 characters
warning: drivers/tty/serial/8250.c,3337: EXPORT_SYMBOL(foo); should
	immediately follow its function/variable
warning: drivers/tty/serial/8250.c,3338: EXPORT_SYMBOL(foo); should
	immediately follow its function/variable
warning: drivers/tty/serial/8250.c,3348: line over 80 characters

This warning remains, and should be ignored:
error: drivers/tty/serial/8250.c,2929: Macros with complex values should
	be enclosed in parenthesis

I am not sure if 'trivial' includes all of the above - please let me know.

Signed-off-by: Simon Glass <sjg@chromium.org>
---
Changes in v2:
- Fixed line continuation problems (and unnecessary ones)
- Tidied up code style in response to comments
- Update commit message to mention I am ignoring one warning
- Use pr_info_ratelimited() instead of printk_ratelimited(KERN_INFO...)

 drivers/tty/serial/8250.c |   54 ++++++++++++++++++++++++++------------------
 1 files changed, 32 insertions(+), 22 deletions(-)

diff --git a/drivers/tty/serial/8250.c b/drivers/tty/serial/8250.c
index 9f50c4e..c770a0c 100644
--- a/drivers/tty/serial/8250.c
+++ b/drivers/tty/serial/8250.c
@@ -83,7 +83,7 @@ static unsigned int skip_txen_test; /* force skip of txen test at init time */
 
 #define PASS_LIMIT	512
 
-#define BOTH_EMPTY 	(UART_LSR_TEMT | UART_LSR_THRE)
+#define BOTH_EMPTY	(UART_LSR_TEMT | UART_LSR_THRE)
 
 
 /*
@@ -342,7 +342,7 @@ static const u8
 		[UART_SCR]	= 0x2c
 	},
 	regmap_out[8] = {
-		[UART_TX] 	= 0x04,
+		[UART_TX]	= 0x04,
 		[UART_IER]	= 0x0c,
 		[UART_FCR]	= 0x18,
 		[UART_LCR]	= 0x1c,
@@ -669,7 +669,8 @@ static void disable_rsa(struct uart_8250_port *up)
 		result = !(mode & UART_RSA_MSR_FIFO);
 
 		if (!result) {
-			serial_outp(up, UART_RSA_MSR, mode & ~UART_RSA_MSR_FIFO);
+			serial_outp(up, UART_RSA_MSR,
+				    mode & ~UART_RSA_MSR_FIFO);
 			mode = serial_inp(up, UART_RSA_MSR);
 			result = !(mode & UART_RSA_MSR_FIFO);
 		}
@@ -865,7 +866,7 @@ static int broken_efr(struct uart_8250_port *up)
 	/*
 	 * Exar ST16C2550 "A2" devices incorrectly detect as
 	 * having an EFR, and report an ID of 0x0201.  See
-	 * http://linux.derkeiler.com/Mailing-Lists/Kernel/2004-11/4812.html 
+	 * http://linux.derkeiler.com/Mailing-Lists/Kernel/2004-11/4812.html
 	 */
 	if (autoconfig_read_divisor_id(up) == 0x0201 && size_fifo(up) == 16)
 		return 1;
@@ -1067,7 +1068,8 @@ static void autoconfig(struct uart_8250_port *up, unsigned int probeflags)
 		return;
 
 	DEBUG_AUTOCONF("ttyS%d: autoconf (0x%04lx, 0x%p): ",
-		       serial_index(&up->port), up->port.iobase, up->port.membase);
+		       serial_index(&up->port), up->port.iobase,
+		       up->port.membase);
 
 	/*
 	 * We really do need global IRQs disabled here - we're going to
@@ -1514,9 +1516,11 @@ unsigned int serial8250_modem_status(struct uart_8250_port *up)
 		if (status & UART_MSR_DDSR)
 			up->port.icount.dsr++;
 		if (status & UART_MSR_DDCD)
-			uart_handle_dcd_change(&up->port, status & UART_MSR_DCD);
+			uart_handle_dcd_change(&up->port,
+					       status & UART_MSR_DCD);
 		if (status & UART_MSR_DCTS)
-			uart_handle_cts_change(&up->port, status & UART_MSR_CTS);
+			uart_handle_cts_change(&up->port,
+					       status & UART_MSR_CTS);
 
 		wake_up_interruptible(&up->port.state->port.delta_msr_wait);
 	}
@@ -2006,8 +2010,8 @@ static int serial8250_startup(struct uart_port *port)
 	 */
 	if (!(up->port.flags & UPF_BUGGY_UART) &&
 	    (serial_inp(up, UART_LSR) == 0xff)) {
-		printk_ratelimited(KERN_INFO "ttyS%d: LSR safety check engaged!\n",
-				   serial_index(&up->port));
+		pr_info_ratelimited("ttyS%d: LSR safety check engaged!\n",
+				    serial_index(&up->port));
 		return -ENODEV;
 	}
 
@@ -2019,10 +2023,13 @@ static int serial8250_startup(struct uart_port *port)
 
 		serial_outp(up, UART_LCR, UART_LCR_CONF_MODE_B);
 
-		fctr = serial_inp(up, UART_FCTR) & ~(UART_FCTR_RX|UART_FCTR_TX);
-		serial_outp(up, UART_FCTR, fctr | UART_FCTR_TRGD | UART_FCTR_RX);
+		fctr = serial_inp(up, UART_FCTR) &
+				  ~(UART_FCTR_RX | UART_FCTR_TX);
+		serial_outp(up, UART_FCTR,
+			    fctr | UART_FCTR_TRGD | UART_FCTR_RX);
 		serial_outp(up, UART_TRG, UART_TRG_96);
-		serial_outp(up, UART_FCTR, fctr | UART_FCTR_TRGD | UART_FCTR_TX);
+		serial_outp(up, UART_FCTR,
+			    fctr | UART_FCTR_TRGD | UART_FCTR_TX);
 		serial_outp(up, UART_TRG, UART_TRG_96);
 
 		serial_outp(up, UART_LCR, 0);
@@ -2227,7 +2234,8 @@ static void serial8250_shutdown(struct uart_port *port)
 		serial_unlink_irq_chain(up);
 }
 
-static unsigned int serial8250_get_divisor(struct uart_port *port, unsigned int baud)
+static unsigned int serial8250_get_divisor(struct uart_port *port,
+					   unsigned int baud)
 {
 	unsigned int quot;
 
@@ -2249,7 +2257,7 @@ static unsigned int serial8250_get_divisor(struct uart_port *port, unsigned int
 
 void
 serial8250_do_set_termios(struct uart_port *port, struct ktermios *termios,
-		          struct ktermios *old)
+			  struct ktermios *old)
 {
 	struct uart_8250_port *up =
 		container_of(port, struct uart_8250_port, port);
@@ -2992,6 +3000,7 @@ void serial8250_suspend_port(int line)
 {
 	uart_suspend_port(&serial8250_reg, &serial8250_ports[line].port);
 }
+EXPORT_SYMBOL(serial8250_suspend_port);
 
 /**
  *	serial8250_resume_port - resume one serial port
@@ -3014,6 +3023,7 @@ void serial8250_resume_port(int line)
 	}
 	uart_resume_port(&serial8250_reg, &up->port);
 }
+EXPORT_SYMBOL(serial8250_resume_port);
 
 /*
  * Register a set of serial devices attached to a platform device.  The
@@ -3053,8 +3063,8 @@ static int __devinit serial8250_probe(struct platform_device *dev)
 		port.irqflags		|= irqflag;
 		ret = serial8250_register_port(&port);
 		if (ret < 0) {
-			dev_err(&dev->dev, "unable to register port at index %d "
-				"(IO%lx MEM%llx IRQ%d): %d\n", i,
+			dev_err(&dev->dev, "unable to register port at "
+				"index %d (IO%lx MEM%llx IRQ%d): %d\n", i,
 				p->iobase, (unsigned long long)p->mapbase,
 				p->irq, ret);
 		}
@@ -3130,7 +3140,8 @@ static struct platform_device *serial8250_isa_devs;
  */
 static DEFINE_MUTEX(serial_mutex);
 
-static struct uart_8250_port *serial8250_find_match_or_unused(struct uart_port *port)
+static struct uart_8250_port *
+serial8250_find_match_or_unused(struct uart_port *port)
 {
 	int i;
 
@@ -3334,9 +3345,6 @@ static void __exit serial8250_exit(void)
 module_init(serial8250_init);
 module_exit(serial8250_exit);
 
-EXPORT_SYMBOL(serial8250_suspend_port);
-EXPORT_SYMBOL(serial8250_resume_port);
-
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Generic 8250/16x50 serial driver");
 
@@ -3345,10 +3353,12 @@ MODULE_PARM_DESC(share_irqs, "Share IRQs with other non-8250/16x50 devices"
 	" (unsafe)");
 
 module_param(nr_uarts, uint, 0644);
-MODULE_PARM_DESC(nr_uarts, "Maximum number of UARTs supported. (1-" __MODULE_STRING(CONFIG_SERIAL_8250_NR_UARTS) ")");
+MODULE_PARM_DESC(nr_uarts, "Maximum number of UARTs supported. (1-"
+		 __MODULE_STRING(CONFIG_SERIAL_8250_NR_UARTS) ")");
 
 module_param(skip_txen_test, uint, 0644);
-MODULE_PARM_DESC(skip_txen_test, "Skip checking for the TXEN bug at init time");
+MODULE_PARM_DESC(skip_txen_test,
+		 "Skip checking for the TXEN bug at init time");
 
 #ifdef CONFIG_SERIAL_8250_RSA
 module_param_array(probe_rsa, ulong, &probe_rsa_count, 0444);
-- 
1.7.7.3


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH v2] serial: trivial checkpatch fixes in drivers/tty/serial/8250.c
  2012-01-20  0:24 ` [PATCH v2] " Simon Glass
@ 2012-01-20 15:43   ` Jiri Slaby
  0 siblings, 0 replies; 5+ messages in thread
From: Jiri Slaby @ 2012-01-20 15:43 UTC (permalink / raw)
  To: Simon Glass
  Cc: LKML, Jiri Kosina, Greg Kroah-Hartman, linux-serial, Joe Perches

On 01/20/2012 01:24 AM, Simon Glass wrote:
> @@ -2006,8 +2010,8 @@ static int serial8250_startup(struct uart_port *port)
>  	 */
>  	if (!(up->port.flags & UPF_BUGGY_UART) &&
>  	    (serial_inp(up, UART_LSR) == 0xff)) {
> -		printk_ratelimited(KERN_INFO "ttyS%d: LSR safety check engaged!\n",
> -				   serial_index(&up->port));
> +		pr_info_ratelimited(

FWIW I hate these macros. Beginners ask what the heck stands "pr" for?

> @@ -3053,8 +3063,8 @@ static int __devinit serial8250_probe(struct platform_device *dev)
>  		port.irqflags		|= irqflag;
>  		ret = serial8250_register_port(&port);
>  		if (ret < 0) {
> -			dev_err(&dev->dev, "unable to register port at index %d "
> -				"(IO%lx MEM%llx IRQ%d): %d\n", i,
> +			dev_err(&dev->dev, "unable to register port at "
> +				"index %d (IO%lx MEM%llx IRQ%d): %d\n", i,

Nack to this. It makes grepping harder.

thanks,
-- 
js

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2012-01-20 15:43 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2012-01-19 19:37 [PATCH] serial: trivial checkpatch fixes in drivers/tty/serial/8250.c Simon Glass
2012-01-19 19:49 ` Joe Perches
2012-01-20  0:23   ` Simon Glass
2012-01-20  0:24 ` [PATCH v2] " Simon Glass
2012-01-20 15:43   ` Jiri Slaby

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