linux-kernel - Re: [PATCH 1/2] drm/bridge: analogix_dp: Add analogix_dp_psr

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Date:   Tue, 27 Sep 2016 09:28:27 -0400
From:   Sean Paul <seanpaul@...omium.org>
To:     Tomeu Vizoso <tomeu.vizoso@...labora.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Yakir Yang <ykk@...k-chips.com>,
        David Airlie <airlied@...ux.ie>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Archit Taneja <architt@...eaurora.org>
Subject: Re: [PATCH 1/2] drm/bridge: analogix_dp: Add analogix_dp_psr_supported

On Fri, Sep 23, 2016 at 10:06 AM, Tomeu Vizoso
<tomeu.vizoso@...labora.com> wrote:
> So users know whether PSR should be enabled or not.
>
> Signed-off-by: Tomeu Vizoso <tomeu.vizoso@...labora.com>
> Cc: Sean Paul <seanpaul@...omium.org>
> Cc: Yakir Yang <ykk@...k-chips.com>
> Cc: Archit Taneja <architt@...eaurora.org>

Reviewed-by: Sean Paul <seanpaul@...omium.org>

> ---
>  drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 8 ++++++++
>  include/drm/bridge/analogix_dp.h                   | 1 +
>  2 files changed, 9 insertions(+)
>
> diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
> index bf992460a6c7..91d8540ac8f0 100644
> --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
> +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
> @@ -98,6 +98,14 @@ static int analogix_dp_detect_hpd(struct analogix_dp_device *dp)
>         return 0;
>  }
>
> +int analogix_dp_psr_supported(struct device *dev)
> +{
> +       struct analogix_dp_device *dp = dev_get_drvdata(dev);
> +
> +       return dp->psr_support;
> +}
> +EXPORT_SYMBOL_GPL(analogix_dp_psr_supported);
> +
>  int analogix_dp_enable_psr(struct device *dev)
>  {
>         struct analogix_dp_device *dp = dev_get_drvdata(dev);
> diff --git a/include/drm/bridge/analogix_dp.h b/include/drm/bridge/analogix_dp.h
> index 5f498ca07eea..c99d6eaef1ac 100644
> --- a/include/drm/bridge/analogix_dp.h
> +++ b/include/drm/bridge/analogix_dp.h
> @@ -38,6 +38,7 @@ struct analogix_dp_plat_data {
>                          struct drm_connector *);
>  };
>
> +int analogix_dp_psr_supported(struct device *dev);
>  int analogix_dp_enable_psr(struct device *dev);
>  int analogix_dp_disable_psr(struct device *dev);
>
> --
> 2.7.4
>