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Message-ID: <y2apz5arp5d7jv2fqujh2qyl2gqovmpvkpvpvpxewitfcreke2@ihung7uzmcwu>
Date: Wed, 25 Sep 2024 02:06:35 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Jessica Zhang <quic_jesszhan@...cinc.com>
Cc: Rob Clark <robdclark@...il.com>, quic_abhinavk@...cinc.com, 
	Sean Paul <sean@...rly.run>, Marijn Suijten <marijn.suijten@...ainline.org>, 
	David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>, 
	Thomas Zimmermann <tzimmermann@...e.de>, quic_ebharadw@...cinc.com, linux-arm-msm@...r.kernel.org, 
	dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
	Rob Clark <robdclark@...omium.org>, Ville Syrjälä <ville.syrjala@...ux.intel.com>
Subject: Re: [PATCH v2 01/22] drm: add clone mode check for CRTC

On Tue, Sep 24, 2024 at 03:59:17PM GMT, Jessica Zhang wrote:
> Add helper to check if the given CRTC state is in clone mode
> 
> Signed-off-by: Jessica Zhang <quic_jesszhan@...cinc.com>
> ---
>  include/drm/drm_crtc.h | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
> index 8b48a1974da3..ecb93e2c4afc 100644
> --- a/include/drm/drm_crtc.h
> +++ b/include/drm/drm_crtc.h
> @@ -1323,5 +1323,12 @@ static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev,
>  
>  int drm_crtc_create_scaling_filter_property(struct drm_crtc *crtc,
>  					    unsigned int supported_filters);

Missing kerneldoc

> +static inline bool drm_crtc_in_clone_mode(struct drm_crtc_state *crtc_state)
> +{
> +	if (!crtc_state)
> +		return false;
> +
> +	return hweight32(crtc_state->encoder_mask) > 1;
> +}
>  
>  #endif /* __DRM_CRTC_H__ */
> 
> -- 
> 2.34.1
> 

-- 
With best wishes
Dmitry

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