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| author | Luca Ceresoli <luca.ceresoli@bootlin.com> | 2025-05-09 15:53:48 +0200 |
|---|---|---|
| committer | Luca Ceresoli <luca.ceresoli@bootlin.com> | 2025-05-23 15:04:19 +0200 |
| commit | 027ce1eff321684e028e0d80d5c1c29f97cf0da3 (patch) | |
| tree | 31c555c3ebd82f22dda5c20bcaa1b7e04f3a260d /Documentation/gpu | |
| parent | drm: convert many bridge drivers from devm_kzalloc() to devm_drm_bridge_alloc... (diff) | |
| download | linux-027ce1eff321684e028e0d80d5c1c29f97cf0da3.tar.gz linux-027ce1eff321684e028e0d80d5c1c29f97cf0da3.zip | |
drm/todo: add entry to remove devm_drm_put_bridge()
devm_drm_put_bridge() is a temporary workaround waiting for the panel
bridge lifetime rework. Add a TODO entry to not forget it must be removed
after such rework.
Suggested-by: Maxime Ripard <mripard@kernel.org>
Acked-by: Maxime Ripard <mripard@kernel.org>
Link: https://lore.kernel.org/r/20250509-drm-bridge-convert-to-alloc-api-v3-22-b8bc1f16d7aa@bootlin.com
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Diffstat (limited to 'Documentation/gpu')
| -rw-r--r-- | Documentation/gpu/todo.rst | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst index c57777a24e03..be8637da3fe9 100644 --- a/Documentation/gpu/todo.rst +++ b/Documentation/gpu/todo.rst @@ -515,6 +515,21 @@ Contact: Douglas Anderson <dianders@chromium.org> Level: Starter +Remove devm_drm_put_bridge() +---------------------------- + +Due to how the panel bridge handles the drm_bridge object lifetime, special +care must be taken to dispose of the drm_bridge object when the +panel_bridge is removed. This is currently managed using +devm_drm_put_bridge(), but that is an unsafe, temporary workaround. To fix +that, the DRM panel lifetime needs to be reworked. After the rework is +done, remove devm_drm_put_bridge() and the TODO in +drm_panel_bridge_remove(). + +Contact: Maxime Ripard <mripard@kernel.org>, + Luca Ceresoli <luca.ceresoli@bootlin.com> + +Level: Intermediate Core refactorings ================= |