public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
* [PATCH] mfd: use IRQF_ONESHOT for 88pm860x
@ 2012-09-19  1:30 Fengguang Wu
  2012-09-19  1:32 ` [PATCH] mfd: use IRQF_ONESHOT for twl6040 Fengguang Wu
                   ` (3 more replies)
  0 siblings, 4 replies; 7+ messages in thread
From: Fengguang Wu @ 2012-09-19  1:30 UTC (permalink / raw)
  To: Samuel Ortiz; +Cc: Haojian Zhuang, LKML

Generated by: scripts/coccinelle/misc/irqf_oneshot.cocci

Make sure threaded IRQs without a primary handler are always request
with IRQF_ONESHOT.

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---

Please take the patch only if it's a positive warning. Thanks!

 drivers/mfd/88pm860x-core.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- linux.orig/drivers/mfd/88pm860x-core.c	2012-09-18 08:22:36.377180459 +0800
+++ linux/drivers/mfd/88pm860x-core.c	2012-09-19 09:27:14.335969275 +0800
@@ -498,7 +498,7 @@ static int __devinit device_irq_init(str
 #endif
 	}
 
-	ret = request_threaded_irq(chip->core_irq, NULL, pm860x_irq, flags,
+	ret = request_threaded_irq(chip->core_irq, NULL, pm860x_irq, flags | IRQF_ONESHOT,
 				   "88pm860x", chip);
 	if (ret) {
 		dev_err(chip->dev, "Failed to request IRQ: %d\n", ret);

^ permalink raw reply	[flat|nested] 7+ messages in thread

* [PATCH] mfd: use IRQF_ONESHOT for twl6040
  2012-09-19  1:30 [PATCH] mfd: use IRQF_ONESHOT for 88pm860x Fengguang Wu
@ 2012-09-19  1:32 ` Fengguang Wu
  2012-09-19  6:19   ` Peter Ujfalusi
  2012-09-19  1:41 ` [PATCH] mfd: use IRQF_ONESHOT for max8925 Fengguang Wu
                   ` (2 subsequent siblings)
  3 siblings, 1 reply; 7+ messages in thread
From: Fengguang Wu @ 2012-09-19  1:32 UTC (permalink / raw)
  To: Samuel Ortiz; +Cc: Peter Ujfalusi, LKML

Generated by: scripts/coccinelle/misc/irqf_oneshot.cocci

Make sure threaded IRQs without a primary handler are always request
with IRQF_ONESHOT.

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---

Please take the patch only if it's a positive warning. Thanks!

 drivers/mfd/twl6040-core.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- linux.orig/drivers/mfd/twl6040-core.c	2012-09-18 08:22:36.381180459 +0800
+++ linux/drivers/mfd/twl6040-core.c	2012-09-19 09:27:15.947969313 +0800
@@ -584,7 +584,7 @@ static int __devinit twl6040_probe(struc
 		goto irq_init_err;
 
 	ret = request_threaded_irq(twl6040->irq_base + TWL6040_IRQ_READY,
-				   NULL, twl6040_naudint_handler, 0,
+				   NULL, twl6040_naudint_handler, IRQF_ONESHOT,
 				   "twl6040_irq_ready", twl6040);
 	if (ret) {
 		dev_err(twl6040->dev, "READY IRQ request failed: %d\n",

^ permalink raw reply	[flat|nested] 7+ messages in thread

* [PATCH] mfd: use IRQF_ONESHOT for max8925
  2012-09-19  1:30 [PATCH] mfd: use IRQF_ONESHOT for 88pm860x Fengguang Wu
  2012-09-19  1:32 ` [PATCH] mfd: use IRQF_ONESHOT for twl6040 Fengguang Wu
@ 2012-09-19  1:41 ` Fengguang Wu
  2012-09-19 11:26 ` [PATCH] mfd: use IRQF_ONESHOT for 88pm860x Samuel Ortiz
  2012-09-19 23:24 ` [PATCH] mfd: arizona: use IRQF_ONESHOT Fengguang Wu
  3 siblings, 0 replies; 7+ messages in thread
From: Fengguang Wu @ 2012-09-19  1:41 UTC (permalink / raw)
  To: Samuel Ortiz; +Cc: Haojian Zhuang, LKML

Generated by: scripts/coccinelle/misc/irqf_oneshot.cocci

Make sure threaded IRQs without a primary handler are always request
with IRQF_ONESHOT.

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---

Please take the patch only if it's a positive warning. Thanks!

 drivers/mfd/max8925-core.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- linux.orig/drivers/mfd/max8925-core.c	2012-09-18 08:22:36.381180459 +0800
+++ linux/drivers/mfd/max8925-core.c	2012-09-19 09:37:52.471984440 +0800
@@ -547,7 +547,7 @@ static int max8925_irq_init(struct max89
 		goto tsc_irq;
 	}
 
-	ret = request_threaded_irq(irq, NULL, max8925_irq, flags,
+	ret = request_threaded_irq(irq, NULL, max8925_irq, flags | IRQF_ONESHOT,
 				   "max8925", chip);
 	if (ret) {
 		dev_err(chip->dev, "Failed to request core IRQ: %d\n", ret);
@@ -565,7 +565,7 @@ tsc_irq:
 	chip->tsc_irq = pdata->tsc_irq;
 
 	ret = request_threaded_irq(chip->tsc_irq, NULL, max8925_tsc_irq,
-				   flags, "max8925-tsc", chip);
+				   flags | IRQF_ONESHOT, "max8925-tsc", chip);
 	if (ret) {
 		dev_err(chip->dev, "Failed to request TSC IRQ: %d\n", ret);
 		chip->tsc_irq = 0;

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH] mfd: use IRQF_ONESHOT for twl6040
  2012-09-19  1:32 ` [PATCH] mfd: use IRQF_ONESHOT for twl6040 Fengguang Wu
@ 2012-09-19  6:19   ` Peter Ujfalusi
  0 siblings, 0 replies; 7+ messages in thread
From: Peter Ujfalusi @ 2012-09-19  6:19 UTC (permalink / raw)
  To: Fengguang Wu; +Cc: Samuel Ortiz, LKML

On 09/19/2012 04:32 AM, Fengguang Wu wrote:
> Generated by: scripts/coccinelle/misc/irqf_oneshot.cocci
> 
> Make sure threaded IRQs without a primary handler are always request
> with IRQF_ONESHOT.
> 
> Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>

Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>

> ---
> 
> Please take the patch only if it's a positive warning. Thanks!
> 
>  drivers/mfd/twl6040-core.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- linux.orig/drivers/mfd/twl6040-core.c	2012-09-18 08:22:36.381180459 +0800
> +++ linux/drivers/mfd/twl6040-core.c	2012-09-19 09:27:15.947969313 +0800
> @@ -584,7 +584,7 @@ static int __devinit twl6040_probe(struc
>  		goto irq_init_err;
>  
>  	ret = request_threaded_irq(twl6040->irq_base + TWL6040_IRQ_READY,
> -				   NULL, twl6040_naudint_handler, 0,
> +				   NULL, twl6040_naudint_handler, IRQF_ONESHOT,
>  				   "twl6040_irq_ready", twl6040);
>  	if (ret) {
>  		dev_err(twl6040->dev, "READY IRQ request failed: %d\n",
> 


^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH] mfd: use IRQF_ONESHOT for 88pm860x
  2012-09-19  1:30 [PATCH] mfd: use IRQF_ONESHOT for 88pm860x Fengguang Wu
  2012-09-19  1:32 ` [PATCH] mfd: use IRQF_ONESHOT for twl6040 Fengguang Wu
  2012-09-19  1:41 ` [PATCH] mfd: use IRQF_ONESHOT for max8925 Fengguang Wu
@ 2012-09-19 11:26 ` Samuel Ortiz
  2012-09-19 23:24 ` [PATCH] mfd: arizona: use IRQF_ONESHOT Fengguang Wu
  3 siblings, 0 replies; 7+ messages in thread
From: Samuel Ortiz @ 2012-09-19 11:26 UTC (permalink / raw)
  To: Fengguang Wu; +Cc: Haojian Zhuang, LKML

Hi Fengguang,

On Wed, Sep 19, 2012 at 09:30:51AM +0800, Fengguang Wu wrote:
> Generated by: scripts/coccinelle/misc/irqf_oneshot.cocci
> 
> Make sure threaded IRQs without a primary handler are always request
> with IRQF_ONESHOT.
> 
> Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
All 3 patches applied, thanks.

Cheers,
Samuel.

-- 
Intel Open Source Technology Centre
http://oss.intel.com/

^ permalink raw reply	[flat|nested] 7+ messages in thread

* [PATCH] mfd: arizona: use IRQF_ONESHOT
  2012-09-19  1:30 [PATCH] mfd: use IRQF_ONESHOT for 88pm860x Fengguang Wu
                   ` (2 preceding siblings ...)
  2012-09-19 11:26 ` [PATCH] mfd: use IRQF_ONESHOT for 88pm860x Samuel Ortiz
@ 2012-09-19 23:24 ` Fengguang Wu
  2012-09-20  0:41   ` Mark Brown
  3 siblings, 1 reply; 7+ messages in thread
From: Fengguang Wu @ 2012-09-19 23:24 UTC (permalink / raw)
  To: Samuel Ortiz; +Cc: Mark Brown, LKML

Generated by: scripts/coccinelle/misc/irqf_oneshot.cocci

Make sure threaded IRQs without a primary handler are always request
with IRQF_ONESHOT.

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---

Please take the patch only if it's a positive warning. Thanks!

 drivers/mfd/arizona-irq.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- linux.orig/drivers/mfd/arizona-irq.c	2012-08-03 15:36:21.583560783 +0800
+++ linux/drivers/mfd/arizona-irq.c	2012-09-20 07:21:10.932045625 +0800
@@ -236,7 +236,7 @@ int arizona_irq_init(struct arizona *ari
 	}
 
 	ret = request_threaded_irq(arizona->irq, NULL, arizona_irq_thread,
-				   flags, "arizona", arizona);
+				   flags | IRQF_ONESHOT, "arizona", arizona);
 
 	if (ret != 0) {
 		dev_err(arizona->dev, "Failed to request IRQ %d: %d\n",

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH] mfd: arizona: use IRQF_ONESHOT
  2012-09-19 23:24 ` [PATCH] mfd: arizona: use IRQF_ONESHOT Fengguang Wu
@ 2012-09-20  0:41   ` Mark Brown
  0 siblings, 0 replies; 7+ messages in thread
From: Mark Brown @ 2012-09-20  0:41 UTC (permalink / raw)
  To: Fengguang Wu; +Cc: Samuel Ortiz, LKML

On Thu, Sep 20, 2012 at 07:24:03AM +0800, Fengguang Wu wrote:
> Generated by: scripts/coccinelle/misc/irqf_oneshot.cocci
> 
> Make sure threaded IRQs without a primary handler are always request
> with IRQF_ONESHOT.
> 
> Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
> ---
> 
> Please take the patch only if it's a positive warning. Thanks!

It's a false positive - these interrupts can only be generated by a
threaded interrupt controller.

^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2012-09-20  0:41 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2012-09-19  1:30 [PATCH] mfd: use IRQF_ONESHOT for 88pm860x Fengguang Wu
2012-09-19  1:32 ` [PATCH] mfd: use IRQF_ONESHOT for twl6040 Fengguang Wu
2012-09-19  6:19   ` Peter Ujfalusi
2012-09-19  1:41 ` [PATCH] mfd: use IRQF_ONESHOT for max8925 Fengguang Wu
2012-09-19 11:26 ` [PATCH] mfd: use IRQF_ONESHOT for 88pm860x Samuel Ortiz
2012-09-19 23:24 ` [PATCH] mfd: arizona: use IRQF_ONESHOT Fengguang Wu
2012-09-20  0:41   ` Mark Brown

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox