linux-kernel - Re: [PATCH 02/21] drm: print clone mode status in atomic state

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Message-ID: <e3moledbfob2xkgxpbta3onlzc5yi6u7cbsmuo5ao4qq7nyyhj@lr32vqnjzkbi>
Date: Fri, 30 Aug 2024 19:38:57 +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>
Subject: Re: [PATCH 02/21] drm: print clone mode status in atomic state

On Thu, Aug 29, 2024 at 01:48:23PM GMT, Jessica Zhang wrote:
> Add clone mode status to the DRM atomic print state
> 
> Signed-off-by: Jessica Zhang <quic_jesszhan@...cinc.com>
> ---
>  drivers/gpu/drm/drm_atomic.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
> index 07b4b394e3bf..145d6a758d4d 100644
> --- a/drivers/gpu/drm/drm_atomic.c
> +++ b/drivers/gpu/drm/drm_atomic.c
> @@ -455,6 +455,7 @@ static void drm_atomic_crtc_print_state(struct drm_printer *p,
>  	drm_printf(p, "\tconnector_mask=%x\n", state->connector_mask);
>  	drm_printf(p, "\tencoder_mask=%x\n", state->encoder_mask);
>  	drm_printf(p, "\tmode: " DRM_MODE_FMT "\n", DRM_MODE_ARG(&state->mode));
> +	drm_printf(p, "\tin_clone_mode=%d\n", drm_crtc_in_clone_mode(crtc->state));

We have encoder_mask two lines above. What is the benefit of having the
separate in_clone_mode?

>  
>  	if (crtc->funcs->atomic_print_state)
>  		crtc->funcs->atomic_print_state(p, state);
> 
> -- 
> 2.34.1
> 

-- 
With best wishes
Dmitry