linux-kernel - Re: [PATCH 1/2] pwm: Add stubs for pwm operations

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Date:	Tue, 17 May 2011 23:45:52 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Mohan Pallaka <mpallaka@...eaurora.org>
Cc:	linux@....linux.org.uk, rmk+kernel@....linux.org.uk,
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-input@...r.kernel.org,
	linux-i2c@...r.kernel.org, rmk@...-67.arm.linux.org.uk
Subject: Re: [PATCH 1/2] pwm: Add stubs for pwm operations

On Wed, May 18, 2011 at 10:48:45AM +0530, Mohan Pallaka wrote:
> Chip drivers that support both pwm and non-pwm modes
> would encounter compilation errors if the platform doesn't
> have support for pwm, even though the chip is programmed
> to work in non-pwm mode. Add stubs for pwm functions to
> avoid compilation errors in these scenarios.
> 
> Signed-off-by: Mohan Pallaka <mpallaka@...eaurora.org>
> ---
>  include/linux/pwm.h |   24 ++++++++++++++++++++++++
>  1 files changed, 24 insertions(+), 0 deletions(-)
> 
> diff --git a/include/linux/pwm.h b/include/linux/pwm.h
> index 7c77575..f0bc51f 100644
> --- a/include/linux/pwm.h
> +++ b/include/linux/pwm.h
> @@ -3,6 +3,7 @@
>  
>  struct pwm_device;
>  
> +#if defined(CONFIG_PWM)

Shouldn't it be CONFIG_HAVE_PWM?

Thanks.

-- 
Dmitry
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