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authorMaxime Ripard <mripard@kernel.org>2026-06-19 14:24:09 +0200
committerMaxime Ripard <mripard@kernel.org>2026-06-22 11:24:17 +0200
commitc8a25a2d855a62c37880d6cd02ce799d889ed973 (patch)
treea6cbb2e734b021a54939effdf6798d81e8324472
parente723909e9d6426a7877cd0ea4cbfaeb408cab3e8 (diff)
downloadlinux-c8a25a2d855a62c37880d6cd02ce799d889ed973.tar.gz
linux-c8a25a2d855a62c37880d6cd02ce799d889ed973.zip
drm/atomic-state-helper: Reorder __drm_atomic_helper_bridge_state_init() arguments
The convention for state init helpers is to pass the state pointer as the first argument and the object pointer second. __drm_atomic_helper_bridge_state_init() has them in the opposite order. Swap the arguments to follow the convention, and update the cdns-mhdp8546 caller. Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de> Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Reviewed-by: Luca Ceresoli <luca.ceresoli@bootlin.com> Tested-by: Luca Ceresoli <luca.ceresoli@bootlin.com> # imx8mp + sn65dsi84 + bridge hotplug Link: https://patch.msgid.link/20260619-drm-no-more-bridge-reset-v3-4-ff399263111b@kernel.org Signed-off-by: Maxime Ripard <mripard@kernel.org>
-rw-r--r--drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c2
-rw-r--r--drivers/gpu/drm/drm_atomic_state_helper.c8
-rw-r--r--include/drm/drm_atomic_state_helper.h4
3 files changed, 7 insertions, 7 deletions
diff --git a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
index 2e74dc33e085..b9574289c247 100644
--- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
@@ -1929,7 +1929,7 @@ cdns_mhdp_bridge_atomic_reset(struct drm_bridge *bridge)
if (!cdns_mhdp_state)
return ERR_PTR(-ENOMEM);
- __drm_atomic_helper_bridge_state_init(bridge, &cdns_mhdp_state->base);
+ __drm_atomic_helper_bridge_state_init(&cdns_mhdp_state->base, bridge);
return &cdns_mhdp_state->base;
}
diff --git a/drivers/gpu/drm/drm_atomic_state_helper.c b/drivers/gpu/drm/drm_atomic_state_helper.c
index 73e76426da1f..8f04eae7a754 100644
--- a/drivers/gpu/drm/drm_atomic_state_helper.c
+++ b/drivers/gpu/drm/drm_atomic_state_helper.c
@@ -888,15 +888,15 @@ EXPORT_SYMBOL(drm_atomic_helper_bridge_destroy_state);
/**
* __drm_atomic_helper_bridge_state_init() - Initialize a bridge state to its
* default
- * @bridge: the bridge this state refers to
* @state: bridge state to initialize
+ * @bridge: the bridge this state refers to
*
* Initializes the bridge state to default values. This is meant to be called
* by the bridge &drm_bridge_funcs.atomic_reset hook for bridges that subclass
* the bridge state.
*/
-void __drm_atomic_helper_bridge_state_init(struct drm_bridge *bridge,
- struct drm_bridge_state *state)
+void __drm_atomic_helper_bridge_state_init(struct drm_bridge_state *state,
+ struct drm_bridge *bridge)
{
memset(state, 0, sizeof(*state));
__drm_atomic_helper_private_obj_create_state(&bridge->base, &state->base);
@@ -922,7 +922,7 @@ drm_atomic_helper_bridge_reset(struct drm_bridge *bridge)
if (!bridge_state)
return ERR_PTR(-ENOMEM);
- __drm_atomic_helper_bridge_state_init(bridge, bridge_state);
+ __drm_atomic_helper_bridge_state_init(bridge_state, bridge);
return bridge_state;
}
EXPORT_SYMBOL(drm_atomic_helper_bridge_reset);
diff --git a/include/drm/drm_atomic_state_helper.h b/include/drm/drm_atomic_state_helper.h
index 6a715d8e1f4a..cbc760598b9e 100644
--- a/include/drm/drm_atomic_state_helper.h
+++ b/include/drm/drm_atomic_state_helper.h
@@ -102,7 +102,7 @@ struct drm_bridge_state *
drm_atomic_helper_bridge_duplicate_state(struct drm_bridge *bridge);
void drm_atomic_helper_bridge_destroy_state(struct drm_bridge *bridge,
struct drm_bridge_state *state);
-void __drm_atomic_helper_bridge_state_init(struct drm_bridge *bridge,
- struct drm_bridge_state *state);
+void __drm_atomic_helper_bridge_state_init(struct drm_bridge_state *state,
+ struct drm_bridge *bridge);
struct drm_bridge_state *
drm_atomic_helper_bridge_reset(struct drm_bridge *bridge);