linux-kernel - Re: [PATCH RFC 2/5] drm/msm/hdmi: make use of standard gpio properties.

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Message-ID: <20150810123800.GB1262@ulmo.nvidia.com>
Date:	Mon, 10 Aug 2015 14:38:01 +0200
From:	Thierry Reding <thierry.reding@...il.com>
To:	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:	dri-devel@...ts.freedesktop.org, robdclark@...il.com,
	David Airlie <airlied@...ux.ie>, linux-kernel@...r.kernel.org,
	Rob Herring <robh+dt@...nel.org>, linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH RFC 2/5] drm/msm/hdmi: make use of standard gpio
 properties.

On Mon, Aug 10, 2015 at 12:59:34PM +0100, Srinivas Kandagatla wrote:
> This patch modifies the driver to support standard gpio properties along
> with deprecated properties. This will help us upstream and cleanup the
> non-standard properties over the time.
> 
> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
> ---
>  drivers/gpu/drm/msm/hdmi/hdmi.c | 35 +++++++++++++++++++++++++----------
>  1 file changed, 25 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c
> index 8145362..e918889 100644
> --- a/drivers/gpu/drm/msm/hdmi/hdmi.c
> +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c
> @@ -339,19 +339,34 @@ static const struct of_device_id dt_match[] = {
>  };
>  
>  #ifdef CONFIG_OF
> +/* This code will be removed once we move to gpiod based calls */

Why don't you do this now instead of duplicating what is essentially
already implemented in gpiolib?

Thierry

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