linux-kernel - Re: [PATCH v2 1/5] Drivers: hv: vmbus: Extract the mmio information from DSDT

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Date:	Mon, 24 Feb 2014 13:36:24 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Gerd Hoffmann <kraxel@...hat.com>
Cc:	linux-fbdev@...r.kernel.org, gregkh@...uxfoundation.org,
	jasowang@...hat.com, linux-kernel@...r.kernel.org,
	tomi.valkeinen@...com,
	"open list:Hyper-V CORE AND..." <devel@...uxdriverproject.org>,
	haiyangz@...rosoft.com
Subject: Re: [PATCH v2 1/5] Drivers: hv: vmbus: Extract the mmio information
 from DSDT

On Mon, Feb 24, 2014 at 11:25:12AM +0100, Gerd Hoffmann wrote:
> -static acpi_status vmbus_walk_resources(struct acpi_resource *res, void *irq)
> +static acpi_status vmbus_walk_resources(struct acpi_resource *res, void *ctx)
>  {
> +	switch (res->type) {
> +	case ACPI_RESOURCE_TYPE_IRQ:
> +		irq = res->data.irq.interrupts[0];
>  
> -	if (res->type == ACPI_RESOURCE_TYPE_IRQ) {
> -		struct acpi_resource_irq *irqp;
> -		irqp = &res->data.irq;
> -
> -		*((unsigned int *)irq) = irqp->interrupts[0];

Add a /* fall through */ comment here.

> +	case ACPI_RESOURCE_TYPE_ADDRESS64:
> +		hyperv_mmio_start = res->data.address64.minimum;
> +		hyperv_mmio_size = res->data.address64.address_length;
>  	}

regards,
dan carpenter

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