linux-kernel - Re: [PATCH 2/3] mfd: MAX8998: Add interrupts support

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Message-ID: <20100720085554.GH10222@rakim.wolfsonmicro.main>
Date:	Tue, 20 Jul 2010 09:55:54 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Joonyoung Shim <jy0922.shim@...sung.com>
Cc:	linux-kernel@...r.kernel.org, sameo@...ux.intel.com,
	lrg@...mlogic.co.uk, akpm@...ux-foundation.org,
	a.zummo@...ertech.it, gortmaker@...oo.com,
	kyungmin.park@...sung.com, m.szyprowski@...sung.com
Subject: Re: [PATCH 2/3] mfd: MAX8998: Add interrupts support

On Tue, Jul 20, 2010 at 03:57:37PM +0900, Joonyoung Shim wrote:
> Use genirq and provide seperated file for interrupts support.
> 
> Signed-off-by: Joonyoung Shim <jy0922.shim@...sung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@...sung.com>

...

> +
> +	for (i = 0; i < ARRAY_SIZE(max8998->irq_masks_cur); i++) {
> +		/*
> +		 * If there's been a change in the mask write it back
> +		 * to the hardware.
> +		 */
> +		if (max8998->irq_masks_cur[i] != max8998->irq_masks_cache[i]) {
> +			max8998->irq_masks_cache[i] = max8998->irq_masks_cur[i];
> +			max8998_write_reg(max8998->i2c, MAX8998_REG_IRQM1 + i,
> +					max8998->irq_masks_cur[i]);
> +		}

This code all looks oddly familiar :)

Reviewed-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
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