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* [PATCH v3] i2c: designware: Use transfer timeout from ioctl I2C_TIMEOUT
@ 2016-06-17  1:46 Weifeng Voon
  2016-06-17  5:36 ` Jarkko Nikula
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Weifeng Voon @ 2016-06-17  1:46 UTC (permalink / raw)
  To: Wolfram Sang, Jarkko Nikula
  Cc: linux-i2c, linux-kernel, Andy Shevchenko, jui.nee.tan, Weifeng Voon

This allows applications to set the transfer timeout in 10ms increments via
ioctl I2C_TIMEOUT.

Signed-off-by: Weifeng Voon <weifeng.voon@intel.com>
---
 changelog v2:
 * No code change, just change to a more suitable title

 changelog v3:
 * Move changelog out of commit log

 drivers/i2c/busses/i2c-designware-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-designware-core.c b/drivers/i2c/busses/i2c-designware-core.c
index 99b54be..c6922b8 100644
--- a/drivers/i2c/busses/i2c-designware-core.c
+++ b/drivers/i2c/busses/i2c-designware-core.c
@@ -663,7 +663,7 @@ i2c_dw_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
 	i2c_dw_xfer_init(dev);
 
 	/* wait for tx to complete */
-	if (!wait_for_completion_timeout(&dev->cmd_complete, HZ)) {
+	if (!wait_for_completion_timeout(&dev->cmd_complete, adap->timeout)) {
 		dev_err(dev->dev, "controller timed out\n");
 		/* i2c_dw_init implicitly disables the adapter */
 		i2c_dw_init(dev);
-- 
1.9.1

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH v3] i2c: designware: Use transfer timeout from ioctl I2C_TIMEOUT
  2016-06-17  1:46 [PATCH v3] i2c: designware: Use transfer timeout from ioctl I2C_TIMEOUT Weifeng Voon
@ 2016-06-17  5:36 ` Jarkko Nikula
  2016-06-17  7:15 ` Uwe Kleine-König
  2016-06-19 16:54 ` Wolfram Sang
  2 siblings, 0 replies; 4+ messages in thread
From: Jarkko Nikula @ 2016-06-17  5:36 UTC (permalink / raw)
  To: Weifeng Voon, Wolfram Sang
  Cc: linux-i2c, linux-kernel, Andy Shevchenko, jui.nee.tan

On 06/17/2016 04:46 AM, Weifeng Voon wrote:
> This allows applications to set the transfer timeout in 10ms increments via
> ioctl I2C_TIMEOUT.
>
> Signed-off-by: Weifeng Voon <weifeng.voon@intel.com>
> ---
>  changelog v2:
>  * No code change, just change to a more suitable title
>
>  changelog v3:
>  * Move changelog out of commit log
>
>  drivers/i2c/busses/i2c-designware-core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/i2c/busses/i2c-designware-core.c b/drivers/i2c/busses/i2c-designware-core.c
> index 99b54be..c6922b8 100644
> --- a/drivers/i2c/busses/i2c-designware-core.c
> +++ b/drivers/i2c/busses/i2c-designware-core.c
> @@ -663,7 +663,7 @@ i2c_dw_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
>  	i2c_dw_xfer_init(dev);
>
>  	/* wait for tx to complete */
> -	if (!wait_for_completion_timeout(&dev->cmd_complete, HZ)) {
> +	if (!wait_for_completion_timeout(&dev->cmd_complete, adap->timeout)) {
>  		dev_err(dev->dev, "controller timed out\n");
>  		/* i2c_dw_init implicitly disables the adapter */
>  		i2c_dw_init(dev);

Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH v3] i2c: designware: Use transfer timeout from ioctl I2C_TIMEOUT
  2016-06-17  1:46 [PATCH v3] i2c: designware: Use transfer timeout from ioctl I2C_TIMEOUT Weifeng Voon
  2016-06-17  5:36 ` Jarkko Nikula
@ 2016-06-17  7:15 ` Uwe Kleine-König
  2016-06-19 16:54 ` Wolfram Sang
  2 siblings, 0 replies; 4+ messages in thread
From: Uwe Kleine-König @ 2016-06-17  7:15 UTC (permalink / raw)
  To: Weifeng Voon
  Cc: Wolfram Sang, Jarkko Nikula, linux-i2c, linux-kernel,
	Andy Shevchenko, jui.nee.tan

On Fri, Jun 17, 2016 at 09:46:35AM +0800, Weifeng Voon wrote:
> This allows applications to set the transfer timeout in 10ms increments via
> ioctl I2C_TIMEOUT.
> 
> Signed-off-by: Weifeng Voon <weifeng.voon@intel.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH v3] i2c: designware: Use transfer timeout from ioctl I2C_TIMEOUT
  2016-06-17  1:46 [PATCH v3] i2c: designware: Use transfer timeout from ioctl I2C_TIMEOUT Weifeng Voon
  2016-06-17  5:36 ` Jarkko Nikula
  2016-06-17  7:15 ` Uwe Kleine-König
@ 2016-06-19 16:54 ` Wolfram Sang
  2 siblings, 0 replies; 4+ messages in thread
From: Wolfram Sang @ 2016-06-19 16:54 UTC (permalink / raw)
  To: Weifeng Voon
  Cc: Jarkko Nikula, linux-i2c, linux-kernel, Andy Shevchenko, jui.nee.tan

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On Fri, Jun 17, 2016 at 09:46:35AM +0800, Weifeng Voon wrote:
> This allows applications to set the transfer timeout in 10ms increments via
> ioctl I2C_TIMEOUT.
> 
> Signed-off-by: Weifeng Voon <weifeng.voon@intel.com>

Applied to for-next, thanks!


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^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2016-06-19 16:55 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2016-06-17  1:46 [PATCH v3] i2c: designware: Use transfer timeout from ioctl I2C_TIMEOUT Weifeng Voon
2016-06-17  5:36 ` Jarkko Nikula
2016-06-17  7:15 ` Uwe Kleine-König
2016-06-19 16:54 ` Wolfram Sang

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