Re: [PATCH v4 11/15] drm/bridge: cdns-csi: Switch to atomic helpers

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On Tue, Feb 25, 2025 at 05:43:59PM +0100, Maxime Ripard wrote:
> The Cadence DSI driver follows the drm_encoder->crtc pointer that is
> deprecated and shouldn't be used by atomic drivers.
> 
> This was due to the fact that we did't have any other alternative to
> retrieve the CRTC pointer. Fortunately, the CRTC pointer is now provided
> in the bridge state, so we can move to atomic callbacks and drop that
> deprecated pointer usage.

Here and in the next several patches: commit message in no longer
accurate. You've dropped the drm_bridge_state.crtc change.

> 
> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> Signed-off-by: Maxime Ripard <mripard@xxxxxxxxxx>
> ---
>  drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c | 31 ++++++++++++++++++--------
>  1 file changed, 22 insertions(+), 9 deletions(-)
> 

[...]

> -	mode = &bridge->encoder->crtc->state->adjusted_mode;
> +	connector = drm_atomic_get_new_connector_for_encoder(state, bridge->encoder);
> +	conn_state = drm_atomic_get_new_connector_state(state, connector);
> +	crtc_state = drm_atomic_get_new_crtc_state(state, conn_state->crtc);
> +	mode = &crtc_state->adjusted_mode;
>  	nlanes = output->dev->lanes;
>  
>  	WARN_ON_ONCE(cdns_dsi_check_conf(dsi, mode, &dsi_cfg, false));
>  
>  	cdns_dsi_hs_init(dsi);

-- 
With best wishes
Dmitry



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