Am 30.05.26 um 15:59 schrieb Maxime Ripard:
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.

Signed-off-by: Maxime Ripard <[email protected]>

Reviewed-by: Thomas Zimmermann <[email protected]>

---
  drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c | 2 +-
  drivers/gpu/drm/drm_atomic_state_helper.c           | 8 ++++----
  include/drm/drm_atomic_state_helper.h               | 4 ++--
  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 4e3015d10a97..063f073034c1 100644
--- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
@@ -1927,11 +1927,11 @@ cdns_mhdp_bridge_atomic_reset(struct drm_bridge *bridge)
cdns_mhdp_state = kzalloc_obj(*cdns_mhdp_state);
        if (!cdns_mhdp_state)
                return NULL;
- __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;
  }
static u32 *cdns_mhdp_get_input_bus_fmts(struct drm_bridge *bridge,
diff --git a/drivers/gpu/drm/drm_atomic_state_helper.c 
b/drivers/gpu/drm/drm_atomic_state_helper.c
index c38e514f336f..8f04eae7a754 100644
--- a/drivers/gpu/drm/drm_atomic_state_helper.c
+++ b/drivers/gpu/drm/drm_atomic_state_helper.c
@@ -886,19 +886,19 @@ void drm_atomic_helper_bridge_destroy_state(struct 
drm_bridge *bridge,
  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);
        state->bridge = bridge;
  }
@@ -920,9 +920,9 @@ drm_atomic_helper_bridge_reset(struct drm_bridge *bridge)
bridge_state = kzalloc_obj(*bridge_state);
        if (!bridge_state)
                return ERR_PTR(-ENOMEM);
- __drm_atomic_helper_bridge_reset(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
@@ -100,9 +100,9 @@ void __drm_atomic_helper_bridge_duplicate_state(struct 
drm_bridge *bridge,
                                                struct drm_bridge_state *state);
  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);


--
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstr. 146, 90461 Nürnberg, Germany, www.suse.com
GF: Jochen Jaser, Andrew McDonald, Werner Knoblich, (HRB 36809, AG Nürnberg)


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