linux-kernel - RE: [PATCH 3/6] video: s3c-fb: Disable runtime PM in error paths from probe

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Date:	Thu, 29 Dec 2011 08:54:35 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Mark Brown' <broonie@...nsource.wolfsonmicro.com>,
	'Florian Tobias Schandinat' <FlorianSchandinat@....de>
Cc:	linux-fbdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: RE: [PATCH 3/6] video: s3c-fb: Disable runtime PM in error paths from
 probe

> -----Original Message-----
> From: Mark Brown [mailto:broonie@...nsource.wolfsonmicro.com]
> Sent: Tuesday, December 27, 2011 11:16 PM
> To: Jingoo Han; Florian Tobias Schandinat
> Cc: linux-fbdev@...r.kernel.org; linux-kernel@...r.kernel.org; Mark Brown
> Subject: [PATCH 3/6] video: s3c-fb: Disable runtime PM in error paths from probe
> 
> Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>

		Acked-by: Jingoo Han <jg1.han@...sung.com>

> ---
>  drivers/video/s3c-fb.c |    7 +++++--
>  1 files changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c
> index be4c218..2e0eef0 100644
> --- a/drivers/video/s3c-fb.c
> +++ b/drivers/video/s3c-fb.c
> @@ -1464,7 +1464,7 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev)
>  			dev_err(dev, "failed to create window %d\n", win);
>  			for (; win >= 0; win--)
>  				s3c_fb_release_win(sfb, sfb->windows[win]);
> -			goto err_irq;
> +			goto err_pm_runtime;
>  		}
>  	}
> 
> @@ -1473,7 +1473,8 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev)
> 
>  	return 0;
> 
> -err_irq:
> +err_pm_runtime:
> +	pm_runtime_put_sync(sfb->dev);
>  	free_irq(sfb->irq_no, sfb);
> 
>  err_ioremap:
> @@ -1483,6 +1484,8 @@ err_req_region:
>  	release_mem_region(sfb->regs_res->start, resource_size(sfb->regs_res));
> 
>  err_lcd_clk:
> +	pm_runtime_disable(sfb->dev);
> +
>  	if (!sfb->variant.has_clksel) {
>  		clk_disable(sfb->lcd_clk);
>  		clk_put(sfb->lcd_clk);
> --
> 1.7.7.3

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