[PATCH 09/37] drm/bridge: lontium-lt8912b: Switch to atomic bridge callbacks

[Maxime Ripard]

The lontium-lt8912b 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 <mrip...@kernel.org>

---
To: Francesco Dolcini <france...@dolcini.it>
---
 drivers/gpu/drm/bridge/lontium-lt8912b.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/bridge/lontium-lt8912b.c 
b/drivers/gpu/drm/bridge/lontium-lt8912b.c
index 729b12b67470..df5d07e7644c 100644
--- a/drivers/gpu/drm/bridge/lontium-lt8912b.c
+++ b/drivers/gpu/drm/bridge/lontium-lt8912b.c
@@ -455,11 +455,12 @@ static void lt8912_bridge_mode_set(struct drm_bridge 
*bridge,
        struct lt8912 *lt = bridge_to_lt8912(bridge);
 
        drm_display_mode_to_videomode(adj, &lt->mode);
 }
 
-static void lt8912_bridge_enable(struct drm_bridge *bridge)
+static void lt8912_bridge_enable(struct drm_bridge *bridge,
+                                struct drm_atomic_commit *commit)
 {
        struct lt8912 *lt = bridge_to_lt8912(bridge);
 
        lt8912_video_on(lt);
 }
@@ -632,15 +633,18 @@ static const struct drm_edid 
*lt8912_bridge_edid_read(struct drm_bridge *bridge,
        dev_warn(lt->dev, "The connected bridge does not supports 
DRM_BRIDGE_OP_EDID\n");
        return NULL;
 }
 
 static const struct drm_bridge_funcs lt8912_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 = lt8912_bridge_attach,
        .detach = lt8912_bridge_detach,
        .mode_valid = lt8912_bridge_mode_valid,
        .mode_set = lt8912_bridge_mode_set,
-       .enable = lt8912_bridge_enable,
+       .atomic_enable = lt8912_bridge_enable,
        .detect = lt8912_bridge_detect,
        .edid_read = lt8912_bridge_edid_read,
 };
 
 static int lt8912_bridge_resume(struct device *dev)

-- 
2.54.0