From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1754647Ab2HWCMy (ORCPT <rfc822;w@1wt.eu>);
	Wed, 22 Aug 2012 22:12:54 -0400
Received: from mail-pb0-f46.google.com ([209.85.160.46]:41026 "EHLO
	mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1753138Ab2HWCMw (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Wed, 22 Aug 2012 22:12:52 -0400
Date: Thu, 23 Aug 2012 10:13:21 +0800
From: Shawn Guo <shawn.guo@linaro.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linux-arm-kernel@lists.infradead.org,
        Russell King <rmk+kernel@arm.linux.org.uk>,
        linux-kernel@vger.kernel.org, Sascha Hauer <s.hauer@pengutronix.de>,
        Yong Shen <yong.shen@linaro.org>, Shawn Guo <shawn.guo@freescale.com>,
        stable@vger.kernel.org
Subject: Re: [PATCH 5/6] ARM: imx: select CPU_FREQ_TABLE when needed
Message-ID: <20120823021318.GC24242@S2101-09.ap.freescale.net>
References: <1345648390-4234-1-git-send-email-arnd@arndb.de>
 <1345648390-4234-6-git-send-email-arnd@arndb.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <1345648390-4234-6-git-send-email-arnd@arndb.de>
User-Agent: Mutt/1.5.21 (2010-09-15)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Wed, Aug 22, 2012 at 05:13:09PM +0200, Arnd Bergmann wrote:
> The i.MX cpufreq implementation uses the CPU_FREQ_TABLE helpers,
> so it needs to select that code to be built. This problem has
> apparently existed since the i.MX cpufreq code was first merged
> in v3.6.37.
> 
s/v3.6.37/v2.6.37?

Otherwise,

Acked-by: Shawn Guo <shawn.guo@linaro.org>

> Building IMX without CPU_FREQ_TABLE results in:
> 
> arch/arm/plat-mxc/built-in.o: In function `mxc_cpufreq_exit':
> arch/arm/plat-mxc/cpufreq.c:173: undefined reference to `cpufreq_frequency_table_put_attr'
> arch/arm/plat-mxc/built-in.o: In function `mxc_set_target':
> arch/arm/plat-mxc/cpufreq.c:84: undefined reference to `cpufreq_frequency_table_target'
> arch/arm/plat-mxc/built-in.o: In function `mxc_verify_speed':
> arch/arm/plat-mxc/cpufreq.c:65: undefined reference to `cpufreq_frequency_table_verify'
> arch/arm/plat-mxc/built-in.o: In function `mxc_cpufreq_init':
> arch/arm/plat-mxc/cpufreq.c:154: undefined reference to `cpufreq_frequency_table_cpuinfo'
> arch/arm/plat-mxc/cpufreq.c:162: undefined reference to `cpufreq_frequency_table_get_attr'
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> Cc: Sascha Hauer <s.hauer@pengutronix.de>
> Cc: Yong Shen <yong.shen@linaro.org>
> Cc: Shawn Guo <shawn.guo@freescale.com>
> Cc: stable@vger.kernel.org
> ---
>  arch/arm/Kconfig |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index e91c7cd..84b5a0c 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -2150,6 +2150,7 @@ source "drivers/cpufreq/Kconfig"
>  config CPU_FREQ_IMX
>  	tristate "CPUfreq driver for i.MX CPUs"
>  	depends on ARCH_MXC && CPU_FREQ
> +	select CPU_FREQ_TABLE
>  	help
>  	  This enables the CPUfreq driver for i.MX CPUs.
>  
> -- 
> 1.7.10
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at  http://www.tux.org/lkml/