linux-kernel - Re: [PATCH] mfd: twl4030-audio: Fix audio codec breakage

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Date:	Wed, 02 Nov 2011 09:41:23 +0200
From:	Péter Ujfalusi <peter.ujfalusi@...com>
To:	Jarkko Nikula <jarkko.nikula@...mer.com>
Cc:	linux-kernel@...r.kernel.org, Samuel Ortiz <sameo@...ux.intel.com>,
	stable@...r.kernel.org
Subject: Re: [PATCH] mfd: twl4030-audio: Fix audio codec breakage

On Wednesday 19 October 2011 11:44:05 Jarkko Nikula wrote:
> Commit 57fe725 ("MFD: twl4030-codec -> twl4030-audio: Rename the driver")
> broke the device registration for twl4030 codec if twl6040 is not set.
> 
> Reason for breakage is that commit didn't update the changed config name for
> macro twl_has_codec().
> 
> Signed-off-by: Jarkko Nikula <jarkko.nikula@...mer.com>
> Cc: Peter Ujfalusi <peter.ujfalusi@...com>
> ---
> I don't know is this too late for 3.1 or would it be better to queue for
> stable when it's out? Anyway breakage happened in 3.1-rc cycle and
> unfortunately I noticed it only now.

Thanks Jarkko for noticing this. I have overlooked it probably because I'm 
using omap2plus_defconf for most of the time.

The breakage also present in 3.0. Can we queue this patch for stable 3.0.x, 
and 3.1.x?

Acked-by: Peter Ujfalusi <peter.ujfalusi@...com>

> ---
>  drivers/mfd/twl-core.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
> index 01ecfee..b8eef46 100644
> --- a/drivers/mfd/twl-core.c
> +++ b/drivers/mfd/twl-core.c
> @@ -109,7 +109,7 @@
>  #define twl_has_watchdog()        false
>  #endif
> 
> -#if defined(CONFIG_TWL4030_CODEC) || defined(CONFIG_TWL4030_CODEC_MODULE)
> ||\ +#if defined(CONFIG_MFD_TWL4030_AUDIO) ||
> defined(CONFIG_MFD_TWL4030_AUDIO_MODULE) ||\ defined(CONFIG_TWL6040_CORE)
> || defined(CONFIG_TWL6040_CORE_MODULE) #define twl_has_codec()	true
>  #else

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