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drm/msm: Use drm_attach_bridge() to attach a bridge to an encoder

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This is part of our attempt to make the bridge chain a double-linked
list based on the generic list helpers. In order to do that, we must
patch all drivers manipulating the encoder->bridge field directly.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sean Paul <sean@poorly.run>
Link: https://patchwork.freedesktop.org/patch/msgid/20190826152649.13820-9-boris.brezillon@collabora.com
This commit is contained in:
Boris Brezillon 2019-08-26 17:26:36 +02:00
parent ee68c743f8
commit 3ef2f119bd
2 changed files with 6 additions and 2 deletions
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4
drivers/gpu/drm/msm/edp/edp.c
View file

@ -178,7 +178,9 @@ int msm_edp_modeset_init(struct msm_edp *edp, struct drm_device *dev,
goto fail; goto fail;
} }
encoder->bridge = edp->bridge; ret = drm_bridge_attach(encoder, edp->bridge, NULL);
if (ret)
goto fail;
priv->bridges[priv->num_bridges++] = edp->bridge; priv->bridges[priv->num_bridges++] = edp->bridge;
priv->connectors[priv->num_connectors++] = edp->connector; priv->connectors[priv->num_connectors++] = edp->connector;

4
drivers/gpu/drm/msm/hdmi/hdmi.c
View file

@ -327,7 +327,9 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi,
goto fail; goto fail;
} }
encoder->bridge = hdmi->bridge; ret = drm_bridge_attach(encoder, hdmi->bridge, NULL);
if (ret)
goto fail;
priv->bridges[priv->num_bridges++] = hdmi->bridge; priv->bridges[priv->num_bridges++] = hdmi->bridge;
priv->connectors[priv->num_connectors++] = hdmi->connector; priv->connectors[priv->num_connectors++] = hdmi->connector;