diff options
| author | Luca Ceresoli <luca.ceresoli@bootlin.com> | 2025-12-16 18:58:43 +0100 |
|---|---|---|
| committer | Luca Ceresoli <luca.ceresoli@bootlin.com> | 2025-12-30 10:11:33 +0100 |
| commit | 47fa48b3faa7cae925c9b14b18376cdc4622bae0 (patch) | |
| tree | 2b621346e540314f8b1b95886bfece9927eb82dd /drivers/gpu | |
| parent | b9a7d5918bd436d64699b80af061f21c168df699 (diff) | |
drm/meson: encoder_cvbs: get/put the next bridge
This driver obtains a bridge pointer from of_drm_find_bridge() in the probe
function and stores it until driver removal. of_drm_find_bridge() is
deprecated. Move to of_drm_find_and_get_bridge() for the bridge to be
refcounted and use bridge->next_bridge to put the reference on
deallocation.
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Link: https://patch.msgid.link/20251216-drm-bridge-alloc-getput-drm_of_find_bridge-v3-10-b5165fab8058@bootlin.com
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/meson/meson_encoder_cvbs.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/gpu/drm/meson/meson_encoder_cvbs.c b/drivers/gpu/drm/meson/meson_encoder_cvbs.c index dc374bfc5951..41071d6e05e5 100644 --- a/drivers/gpu/drm/meson/meson_encoder_cvbs.c +++ b/drivers/gpu/drm/meson/meson_encoder_cvbs.c @@ -33,7 +33,6 @@ struct meson_encoder_cvbs { struct drm_encoder encoder; struct drm_bridge bridge; - struct drm_bridge *next_bridge; struct meson_drm *priv; }; @@ -89,7 +88,7 @@ static int meson_encoder_cvbs_attach(struct drm_bridge *bridge, struct meson_encoder_cvbs *meson_encoder_cvbs = bridge_to_meson_encoder_cvbs(bridge); - return drm_bridge_attach(encoder, meson_encoder_cvbs->next_bridge, + return drm_bridge_attach(encoder, meson_encoder_cvbs->bridge.next_bridge, &meson_encoder_cvbs->bridge, flags); } @@ -241,9 +240,9 @@ int meson_encoder_cvbs_probe(struct meson_drm *priv) return 0; } - meson_encoder_cvbs->next_bridge = of_drm_find_bridge(remote); + meson_encoder_cvbs->bridge.next_bridge = of_drm_find_and_get_bridge(remote); of_node_put(remote); - if (!meson_encoder_cvbs->next_bridge) + if (!meson_encoder_cvbs->bridge.next_bridge) return dev_err_probe(priv->dev, -EPROBE_DEFER, "Failed to find CVBS Connector bridge\n"); |