The aux-bridge bridge doesn't implement any enable or disable callbacks,
but is still missing the atomic state handlers.

In order to remove the legacy bridge callback support from the DRM
bridge core, add them.

Generated by the following Coccinelle script:

@ is_bridge @
identifier funcs;
@@

 struct drm_bridge_funcs funcs = {
        ...,
 };

@ has_create_state depends on is_bridge @
identifier funcs, f;
@@

struct drm_bridge_funcs funcs = {
  ...,
  .atomic_create_state = f,
  ...,
};

@ update_struct depends on (is_bridge && !has_create_state) @
identifier is_bridge.funcs;
identifier f;
@@

 struct drm_bridge_funcs funcs = {
+       .atomic_create_state = drm_atomic_helper_bridge_create_state,
+       .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
+       .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
        ...,
 };

@ update_pre_enable_struct depends on (is_bridge && !has_create_state) @
identifier is_bridge.funcs;
identifier f;
@@

 struct drm_bridge_funcs funcs = {
        ...,
-       .pre_enable = f,
+       .atomic_pre_enable = f,
        ...,
 };

@ update_pre_enable_impl depends on update_pre_enable_struct @
identifier update_pre_enable_struct.f;
identifier b;
@@

-void f(struct drm_bridge *b)
+void f(struct drm_bridge *b, struct drm_atomic_commit *commit)
 {
        ...
 }

@ update_enable_struct depends on (is_bridge && !has_create_state) @
identifier is_bridge.funcs;
identifier f;
@@

 struct drm_bridge_funcs funcs = {
        ...,
-       .enable = f,
+       .atomic_enable = f,
        ...,
 };

@ update_enable_impl depends on update_enable_struct @
identifier update_enable_struct.f;
identifier b;
@@

-void f(struct drm_bridge *b)
+void f(struct drm_bridge *b, struct drm_atomic_commit *commit)
 {
        ...
 }

@ update_disable_struct depends on (is_bridge && !has_create_state) @
identifier is_bridge.funcs;
identifier f;
@@

 struct drm_bridge_funcs funcs = {
        ...,
-       .disable = f,
+       .atomic_disable = f,
        ...,
 };

@ update_disable_impl depends on update_disable_struct @
identifier update_disable_struct.f;
identifier b;
@@

-void f(struct drm_bridge *b)
+void f(struct drm_bridge *b, struct drm_atomic_commit *commit)
 {
        ...
 }

@ update_post_disable_struct depends on (is_bridge && !has_create_state) @
identifier is_bridge.funcs;
identifier f;
@@

 struct drm_bridge_funcs funcs = {
        ...,
-       .post_disable = f,
+       .atomic_post_disable = f,
        ...,
 };

@ update_post_disable_impl depends on update_post_disable_struct @
identifier update_post_disable_struct.f;
identifier b;
@@

-void f(struct drm_bridge *b)
+void f(struct drm_bridge *b, struct drm_atomic_commit *commit)
 {
        ...
 }

Signed-off-by: Maxime Ripard <[email protected]>
---
 drivers/gpu/drm/bridge/aux-bridge.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/bridge/aux-bridge.c 
b/drivers/gpu/drm/bridge/aux-bridge.c
index 1ed21a8713bf..169939d23310 100644
--- a/drivers/gpu/drm/bridge/aux-bridge.c
+++ b/drivers/gpu/drm/bridge/aux-bridge.c
@@ -7,10 +7,11 @@
 #include <linux/auxiliary_bus.h>
 #include <linux/export.h>
 #include <linux/module.h>
 #include <linux/of.h>
 
+#include <drm/drm_atomic_helper.h>
 #include <drm/drm_bridge.h>
 #include <drm/bridge/aux-bridge.h>
 
 static DEFINE_IDA(drm_aux_bridge_ida);
 
@@ -102,10 +103,13 @@ static int drm_aux_bridge_attach(struct drm_bridge 
*bridge,
        return drm_bridge_attach(encoder, data->next_bridge, bridge,
                                 DRM_BRIDGE_ATTACH_NO_CONNECTOR);
 }
 
 static const struct drm_bridge_funcs drm_aux_bridge_funcs = {
+       .atomic_create_state = drm_atomic_helper_bridge_create_state,
+       .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
+       .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
        .attach = drm_aux_bridge_attach,
 };
 
 static int drm_aux_bridge_probe(struct auxiliary_device *auxdev,
                                const struct auxiliary_device_id *id)

-- 
2.54.0

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