[PATCH v2] atmel_lcdfb: fix usage of CONTRAST_CTR in suspend/resume

Florian Tobias Schandinat FlorianSchandinat at gmx.de
Mon Jan 30 00:13:41 EST 2012


On 01/09/2012 04:23 PM, Nicolas Ferre wrote:
> From: Hubert Feurstein <h.feurstein at gmail.com>
> 
> An error was existing in the saving of CONTRAST_CTR register
> across suspend/resume.
> 
> Signed-off-by: Hubert Feurstein <h.feurstein at gmail.com>
> Signed-off-by: Nicolas Ferre <nicolas.ferre at atmel.com>
> Cc: stable <stable at vger.kernel.org>

Applied.


Thanks,

Florian Tobias Schandinat

> ---
>  drivers/video/atmel_lcdfb.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
> index d7e3712..d99505b 100644
> --- a/drivers/video/atmel_lcdfb.c
> +++ b/drivers/video/atmel_lcdfb.c
> @@ -1102,7 +1102,7 @@ static int atmel_lcdfb_suspend(struct platform_device *pdev, pm_message_t mesg)
>  	 */
>  	lcdc_writel(sinfo, ATMEL_LCDC_IDR, ~0UL);
>  
> -	sinfo->saved_lcdcon = lcdc_readl(sinfo, ATMEL_LCDC_CONTRAST_VAL);
> +	sinfo->saved_lcdcon = lcdc_readl(sinfo, ATMEL_LCDC_CONTRAST_CTR);
>  	lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, 0);
>  	if (sinfo->atmel_lcdfb_power_control)
>  		sinfo->atmel_lcdfb_power_control(0);




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