linux-kernel - Re: [PATCH 02/16] i2c: i2c-at91: Drop class based scanning to improve bootup time

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Date:	Thu, 17 Jul 2014 17:27:23 +0200
From:	Ludovic Desroches <ludovic.desroches@...el.com>
To:	Wolfram Sang <wsa@...-dreams.de>
CC:	<linux-i2c@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	Ludovic Desroches <ludovic.desroches@...el.com>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 02/16] i2c: i2c-at91: Drop class based scanning to
 improve bootup time

On Thu, Jul 10, 2014 at 01:46:22PM +0200, Wolfram Sang wrote:
> This driver has been flagged to drop class based instantiation. The removal
> improves boot-up time and is unneeded for embedded controllers. Users have been
> warned to switch for some time now, so we can actually do the removal. Keep the
> DEPRECATED flag, so the core can inform users that the behaviour finally
> changed now. After another transition period, this flag can go, too.
> 
> Signed-off-by: Wolfram Sang <wsa@...-dreams.de>
Acked-by: Ludovic Desroches <ludovic.desroches@...el.com>

Thanks

> ---
>  drivers/i2c/busses/i2c-at91.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c
> index e95f9ba96790..7033e9166d1f 100644
> --- a/drivers/i2c/busses/i2c-at91.c
> +++ b/drivers/i2c/busses/i2c-at91.c
> @@ -768,7 +768,7 @@ static int at91_twi_probe(struct platform_device *pdev)
>  	snprintf(dev->adapter.name, sizeof(dev->adapter.name), "AT91");
>  	i2c_set_adapdata(&dev->adapter, dev);
>  	dev->adapter.owner = THIS_MODULE;
> -	dev->adapter.class = I2C_CLASS_HWMON | I2C_CLASS_DEPRECATED;
> +	dev->adapter.class = I2C_CLASS_DEPRECATED;
>  	dev->adapter.algo = &at91_twi_algorithm;
>  	dev->adapter.dev.parent = dev->dev;
>  	dev->adapter.nr = pdev->id;
> -- 
> 2.0.0
> 
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