linux-kernel - Re: [PATCH v2 3/3] i2c / ACPI: add ACPI enumeration support

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]

Message-ID: <20121116200934.GA17774@intel.com>
Date:	Fri, 16 Nov 2012 22:09:34 +0200
From:	Mika Westerberg <mika.westerberg@...ux.intel.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Jean Delvare <khali@...ux-fr.org>, ben-linux@...ff.org,
	w.sang@...gutronix.de, 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, bhelgaas@...gle.com,
	mathias.nyman@...ux.intel.com, linux-acpi@...r.kernel.org
Subject: Re: [PATCH v2 3/3] i2c / ACPI: add ACPI enumeration support

On Fri, Nov 16, 2012 at 09:02:36PM +0100, Rafael J. Wysocki wrote:
> Ah, that's what's called by acpi_dev_get_resources().  But what about writing
> it this way:
> 
> static int acpi_i2c_find_child_address(struct acpi_resource *ares, void *data)
> {
> 
>        if (ares->type == ACPI_RESOURCE_TYPE_SERIAL_BUS) {
>        	struct acpi_resource_i2c_serialbus *sb;
> 
>        	sb = &ares->data.i2c_serial_bus;
>        	if (sb->type == ACPI_RESOURCE_SERIAL_TYPE_I2C) {
>        		struct acpi_i2c_find *i2c_find = data;
> 
>        		if (sb->slave_address == i2c_find->addr)
> 				i2c_find->found = true;
> 		}
> 	}
> 
> 	/* Tell the ACPI core to skip this resource. */
> 	return 1;
> }

Not a problem at all, I'll do it like above and also with the SPI case.
I'll wait til tomorrow for more comments and post v3 unless there are
objections.
--
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/