[PATCH 1/2] drm/bridge: analogix_dp: Add analogix_dp_psr_supported

[Sean Paul]

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

Reviewed-by: Sean Paul <seanpaul at chromium.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
>