Hi Luca, Le mardi 15 septembre 2026 à 18:46 +0200, Luca Ceresoli a écrit : > As a cleanup in preparation for making every drm_panel embed a drm_bridge, > fix missing or unnecessary usage of DRM_PANEL and DRM_PANEL_BRIDGE in > drivers/gpu/drm/bridge/Kconfig. > > == Grand plan > > This is part of the work to support hotplug of DRM bridges. The grand plan > was discussed in [0]. > > Here's the work breakdown (➜ marks the current series): > > 1. ➜ add refcounting to DRM bridges struct drm_bridge, > based on devm_drm_bridge_alloc() > A. ✔ add new alloc API and refcounting (v6.16) > B. ✔ convert all bridge drivers to new API (v6.17) > C. ✔ kunit tests (v6.17) > D. ✔ add get/put to drm_bridge_add/remove() + attach/detach() > and warn on old allocation pattern (v6.17) > E. ➜ add get/put on drm_bridge accessors > 1. ✔ drm_bridge_chain_get_first_bridge(), add cleanup action (v6.18) > 2. ✔ drm_bridge_get_prev_bridge() (v6.18) > 3. ✔ drm_bridge_get_next_bridge() (v6.19) > 4. ✔ drm_for_each_bridge_in_chain() (v6.19) > 5. ✔ drm_bridge_connector_init (v6.19) > 6. ✔ protect encoder bridge chain with a mutex (v7.2) > 7. ✔ of_drm_find_bridge > a. ✔ add of_drm_get_bridge() (v7.0), > convert basic direct users (v7.0-v7.1) > b. ✔ convert direct of_drm_get_bridge() users, part 2 (v7.0) > c. ✔ convert direct of_drm_get_bridge() users, part 3 (v7.0) > d. ✔ convert direct of_drm_get_bridge() users, part 4 (v7.1-v7.2) > e. ✔ bridge-only drm_of_find_panel_or_bridge() users (v7.2) > 8. ➜ panel_bridge lifetime > a. ➜ cleanup DRM_PANEL in bridge drivers > b. … embed a drm_bridge in every drm_panel > 9. ✔ enforce drm_bridge_add before drm_bridge_attach (v6.19) > F. ✔ debugfs improvements > 1. ✔ add top-level 'bridges' file (v6.16) > 2. ✔ show refcount and list lingering bridges (v6.19) > 2. ✔ handle gracefully atomic updates during bridge removal > A. ✔ Add drm_bridge_enter/exit() to protect device resources (v7.0) > B. ✔ Add drm_bridge_clear_and_put() (v7.1) > 3. … DSI host-device driver interaction > 4. ✔ removing the need for the "always-disconnected" connector > 5. ✔ Migrate i.MX LCDIF driver to bridge-connector (v7.2) > 6. … DRM bridge hotplug > A. … Bridge hotplug management in the DRM core > 1. ✔ bridge-connector: attach encoder to the connector (v7.2) > 2. … drm bridge hotplug > B. Device tree description > > [0] > https://lore.kernel.org/lkml/[email protected]/#t > > Signed-off-by: Luca Ceresoli <[email protected]>
I had a look and everything looks fine to me. For the series: Reviewed-by: Paul Cercueil <[email protected]> > --- > Changes in v4: > - Removed 4 patches now upstream > - Fixed commit message of the tc358767 patch > - Link to v3: > https://patch.msgid.link/20260831-drm-bridge-drm_panel-cleanup-v3-0-50efd8168...@bootlin.com > > Changes in v3: > - Fixed a few patches which incorrectly removed 'select DRM_BRIDGE' > - Added missing 'select DRM_PANEL_BRIDGE' to some patches where > devm_drm_of_get_bridge() is used (thanks Doug) > - Added patch 13 for tc358764 > - Removed boucing address [email protected] from Cc list > - Link to v2: > https://patch.msgid.link/20260825-drm-bridge-drm_panel-cleanup-v2-0-c6c88ba7f...@bootlin.com > > Changes in v2: > - Added maintainers and recent authors to per-patch Cc list (these are not > added automatically by get-maintainers because the patches touch only the > Kconfig file) > - Added review trailer > - No changes to commit messages and patch content > - Link to v1: > https://patch.msgid.link/20260812-drm-bridge-drm_panel-cleanup-v1-0-0d86734e9...@bootlin.com > > --- > Luca Ceresoli (9): > drm/bridge: tc358764: don't select unused DRM_PANEL > drm/bridge: ti-dlpc3433: don't depend on DRM_PANEL, select > DRM_PANEL_BRIDGE > drm/bridge: nxp-ptn3460: select DRM_PANEL_BRIDGE, not DRM_PANEL > drm/bridge: parade-ps8622: select DRM_PANEL_BRIDGE, not DRM_PANEL > drm/bridge: tc358775: select DRM_PANEL_BRIDGE, not DRM_PANEL > drm/bridge: tc358767: select DRM_PANEL_BRIDGE > drm/bridge: tc358768: select DRM_PANEL_BRIDGE > drm/bridge: ssd2825: select DRM_PANEL_BRIDGE > drm/bridge: tc358764: select DRM_PANEL_BRIDGE > > drivers/gpu/drm/bridge/Kconfig | 14 +++++++++----- > 1 file changed, 9 insertions(+), 5 deletions(-) > --- > base-commit: 2d70e1401dbbfc559b6a5d1ba8275d5282d71c2c > change-id: 20260812-drm-bridge-drm_panel-cleanup-09ed5cc10948 > > Best regards, > -- > Luca Ceresoli, Bootlin > Embedded Linux and Kernel engineering > https://bootlin.com Cheers, -- Paul Cercueil, Bootlin Embedded Linux and Kernel engineering https://bootlin.com
