The cros-ec-anx7688 bridge still uses the deprecated non-atomic bridge
callbacks.

Switch to their atomic counterparts, adding the bridge state
handlers if not already present.

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]>

---
To: Benson Leung <[email protected]>
Cc: Guenter Roeck <[email protected]>
Cc: [email protected]
---
 drivers/gpu/drm/bridge/cros-ec-anx7688.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/bridge/cros-ec-anx7688.c 
b/drivers/gpu/drm/bridge/cros-ec-anx7688.c
index a35dae9b56e2..da16c793e3ba 100644
--- a/drivers/gpu/drm/bridge/cros-ec-anx7688.c
+++ b/drivers/gpu/drm/bridge/cros-ec-anx7688.c
@@ -3,10 +3,11 @@
  * CrOS EC ANX7688 HDMI->DP bridge driver
  *
  * Copyright 2020 Google LLC
  */
 
+#include <drm/drm_atomic_state_helper.h>
 #include <drm/drm_bridge.h>
 #include <drm/drm_print.h>
 #include <linux/i2c.h>
 #include <linux/module.h>
 #include <linux/regmap.h>
@@ -90,10 +91,13 @@ static bool cros_ec_anx7688_bridge_mode_fixup(struct 
drm_bridge *bridge,
 
        return totalbw >= requiredbw;
 }
 
 static const struct drm_bridge_funcs cros_ec_anx7688_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,
        .mode_fixup = cros_ec_anx7688_bridge_mode_fixup,
 };
 
 static int cros_ec_anx7688_bridge_probe(struct i2c_client *client)
 {

-- 
2.54.0

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