[PATCH] mxs/spi: Fix misuse of init_completion

[PATCH] mxs/spi: Fix misuse of init_completion

[Marek Vasut]

Signed-off-by: Marek Vasut <marex-ynQEQJNshbs@public.gmane.org>
Cc: Chris Ball <cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org>
Cc: Shawn Guo <shawn.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: Mark Brown <broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
Cc: Fabio Estevam <fabio.estevam-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
---
 drivers/spi/spi-mxs.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index 331f600..c965cc6 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -230,7 +230,7 @@ static int mxs_spi_txrx_dma(struct mxs_spi *spi, int cs,
 		return -EINVAL;
 	}
 
-	init_completion(&spi->c);
+	INIT_COMPLETION(spi->c);
 
 	if (*first)
 		pio |= BM_SSP_CTRL0_LOCK_CS;
@@ -560,6 +560,8 @@ static int __devinit mxs_spi_probe(struct platform_device *pdev)
 	ssp->devid = devid;
 	ssp->dma_channel = dma_channel;
 
+	init_completion(&spi->c);
+
 	ret = devm_request_irq(&pdev->dev, irq_err, mxs_ssp_irq_handler, 0,
 			       DRIVER_NAME, ssp);
 	if (ret)
-- 
1.7.10.4


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Re: [PATCH] mxs/spi: Fix misuse of init_completion

[Chris Ball]

Hi,

On Wed, Aug 22 2012, Marek Vasut wrote:
> Signed-off-by: Marek Vasut <marex-ynQEQJNshbs@public.gmane.org>
> Cc: Chris Ball <cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org>
> Cc: Shawn Guo <shawn.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> Cc: Mark Brown <broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
> Cc: Fabio Estevam <fabio.estevam-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
> ---
>  drivers/spi/spi-mxs.c |    4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
> index 331f600..c965cc6 100644
> --- a/drivers/spi/spi-mxs.c
> +++ b/drivers/spi/spi-mxs.c
> @@ -230,7 +230,7 @@ static int mxs_spi_txrx_dma(struct mxs_spi *spi, int cs,
>  		return -EINVAL;
>  	}
>  
> -	init_completion(&spi->c);
> +	INIT_COMPLETION(spi->c);
>  
>  	if (*first)
>  		pio |= BM_SSP_CTRL0_LOCK_CS;
> @@ -560,6 +560,8 @@ static int __devinit mxs_spi_probe(struct platform_device *pdev)
>  	ssp->devid = devid;
>  	ssp->dma_channel = dma_channel;
>  
> +	init_completion(&spi->c);
> +
>  	ret = devm_request_irq(&pdev->dev, irq_err, mxs_ssp_irq_handler, 0,
>  			       DRIVER_NAME, ssp);
>  	if (ret)

Please be more specific with commit messages -- is there an observed
symptom that this fixes?  Does the patch need to go to stable@, too?

Thanks,

- Chris.
-- 
Chris Ball   <cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org>   <http://printf.net/>
One Laptop Per Child

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Re: [PATCH] mxs/spi: Fix misuse of init_completion

[Marek Vasut]

Dear Chris Ball,

> Hi,
> 
> On Wed, Aug 22 2012, Marek Vasut wrote:
> > Signed-off-by: Marek Vasut <marex-ynQEQJNshbs@public.gmane.org>
> > Cc: Chris Ball <cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org>
> > Cc: Shawn Guo <shawn.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> > Cc: Mark Brown <broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
> > Cc: Fabio Estevam <fabio.estevam-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
> > ---
> > 
> >  drivers/spi/spi-mxs.c |    4 +++-
> >  1 file changed, 3 insertions(+), 1 deletion(-)
> > 
> > diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
> > index 331f600..c965cc6 100644
> > --- a/drivers/spi/spi-mxs.c
> > +++ b/drivers/spi/spi-mxs.c
> > @@ -230,7 +230,7 @@ static int mxs_spi_txrx_dma(struct mxs_spi *spi, int
> > cs,
> > 
> >  		return -EINVAL;
> >  	
> >  	}
> > 
> > -	init_completion(&spi->c);
> > +	INIT_COMPLETION(spi->c);
> > 
> >  	if (*first)
> >  	
> >  		pio |= BM_SSP_CTRL0_LOCK_CS;
> > 
> > @@ -560,6 +560,8 @@ static int __devinit mxs_spi_probe(struct
> > platform_device *pdev)
> > 
> >  	ssp->devid = devid;
> >  	ssp->dma_channel = dma_channel;
> > 
> > +	init_completion(&spi->c);
> > +
> > 
> >  	ret = devm_request_irq(&pdev->dev, irq_err, mxs_ssp_irq_handler, 0,
> >  	
> >  			       DRIVER_NAME, ssp);
> >  	
> >  	if (ret)
> 
> Please be more specific with commit messages

I kind of expected this change was pretty obvious.

> is there an observed symptom that this fixes?

None. I noticed this misuse, so I fixed it.

> Does the patch need to go to stable@, too?

No, this driver is in -next currently.

> Thanks,
> 
> - Chris.

Best regards,
Marek Vasut

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Re: [PATCH] mxs/spi: Fix misuse of init_completion

[Mark Brown]

On Wed, Aug 22, 2012 at 10:57:45PM +0200, Marek Vasut wrote:
> Signed-off-by: Marek Vasut <marex-ynQEQJNshbs@public.gmane.org>

Applied, thanks.

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