linux-kernel - Re: [PATCH v3 2/8] wlcore: set irq_flags in the board files instead of hiding behind a quirk

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Date:	Wed, 3 Jul 2013 17:13:32 +0300
From:	Felipe Balbi <balbi@...com>
To:	Luciano Coelho <coelho@...com>
CC:	<linux-wireless@...r.kernel.org>, <tony@...mide.com>,
	<nsekhar@...com>, <mturquette@...aro.org>, <mark.rutland@....com>,
	<balbi@...com>, <grant.likely@...aro.org>,
	<rob.herring@...xeda.com>, <devicetree-discuss@...ts.ozlabs.org>,
	<linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-omap@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <nm@...com>
Subject: Re: [PATCH v3 2/8] wlcore: set irq_flags in the board files instead
 of hiding behind a quirk

Hi,

On Wed, Jul 03, 2013 at 05:03:23PM +0300, Luciano Coelho wrote:
> diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
> index 56a9a4f..953f620 100644
> --- a/arch/arm/mach-omap2/board-4430sdp.c
> +++ b/arch/arm/mach-omap2/board-4430sdp.c
> @@ -703,12 +703,30 @@ static void __init omap4_sdp4430_wifi_init(void)
>  
>  	omap4_sdp4430_wifi_mux_init();
>  	omap4_sdp4430_wlan_data.irq = gpio_to_irq(GPIO_WIFI_IRQ);
> +
> +	ret = gpio_request_one(GPIO_WIFI_IRQ, GPIOF_IN, "GPIO_WIFI_IRQ");
> +	if (ret) {
> +		pr_err("error requesting wl12xx gpio: %d\n", ret);
> +		goto out;
> +	}
> +
> +	ret = irq_set_irq_type(gpio_to_irq(GPIO_WIFI_IRQ), IRQ_TYPE_LEVEL_HIGH);
> +	if (ret) {
> +		pr_err("error setting wl12xx irq type: %d\n", ret);
> +		goto free;
> +	}
> +
>  	ret = wl12xx_set_platform_data(&omap4_sdp4430_wlan_data);
>  	if (ret)
>  		pr_err("Error setting wl12xx data: %d\n", ret);
> +
>  	ret = platform_device_register(&omap_vwlan_device);
>  	if (ret)
>  		pr_err("Error registering wl12xx device: %d\n", ret);
> +out:
> +	return;
> +free:
> +	gpio_free(GPIO_WIFI_IRQ);

actually, you should leave this GPIO requested in order to use it as
IRQ.

ditto for all others

-- 
balbi

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