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
>
