linux-kernel - Re: [PATCH 1/3] ACPI: Move device resources interpretation code from PNP to ACPI core

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 12 Nov 2012 15:27:39 +0200
From:	Mika Westerberg <mika.westerberg@...ux.intel.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	mathias.nyman@...ux.intel.com, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, lenb@...nel.org,
	rafael.j.wysocki@...el.com, broonie@...nsource.wolfsonmicro.com,
	grant.likely@...retlab.ca, linus.walleij@...aro.org,
	khali@...ux-fr.org, Bjorn Helgaas <bhelgaas@...gle.com>
Subject: Re: [PATCH 1/3] ACPI: Move device resources interpretation code from
 PNP to ACPI core

On Mon, Nov 12, 2012 at 01:00:26PM +0100, Rafael J. Wysocki wrote:
> +/**
> + * acpi_dev_irq_flags - Determine IRQ resource flags.
> + * @triggering: Triggering type as provided by ACPI.
> + * @polarity: Interrupt polarity as provided by ACPI.
> + * @shareable: Whether or not the interrupt is shareable.
> + */
> +unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable)
> +{
> +	unsigned long flags = IORESOURCE_IRQ;
> +
> +	if (triggering == ACPI_LEVEL_SENSITIVE)
> +		flags = polarity == ACPI_ACTIVE_LOW ?
> +			IORESOURCE_IRQ_LOWLEVEL : IORESOURCE_IRQ_HIGHLEVEL;

This wants to have '|=' instead of '='.

> +	else
> +		flags = polarity == ACPI_ACTIVE_LOW ?
> +			IORESOURCE_IRQ_LOWEDGE : IORESOURCE_IRQ_HIGHEDGE;

Ditto.

> +
> +	if (shareable == ACPI_SHARED)
> +		flags |= IORESOURCE_IRQ_SHAREABLE;
> +
> +	return flags;
> +}
> +EXPORT_SYMBOL_GPL(acpi_dev_irq_flags);
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/