mirror-linux/include/drm
Luca Ceresoli 293a8fd772 drm/bridge: add of_drm_find_and_get_bridge()
of_drm_find_bridge() does not increment the refcount for the returned
bridge, but that is required now. However converting it and all its users
is not realistically doable at once given the large amount of (direct and
indirect) callers and the complexity of some.

Solve this issue by creating a new of_drm_find_and_get_bridge() function
that is identical to of_drm_find_bridge() except also it takes a
reference. Then of_drm_find_bridge() will be deprecated to be eventually
removed.

Suggested-by: Maxime Ripard <mripard@kernel.org>
Link: https://lore.kernel.org/dri-devel/20250319-stylish-lime-mongoose-0a18ad@houat/
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Link: https://patch.msgid.link/20251216-drm-bridge-alloc-getput-drm_of_find_bridge-v3-1-b5165fab8058@bootlin.com
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
2025-12-30 10:11:32 +01:00
..
amd drm/amd/amdgpu: Add helper functions for isp buffers 2025-07-16 16:17:35 -04:00
bridge drm/rockchip: inno-hdmi: Convert to drm bridge 2025-12-25 00:30:33 +02:00
clients drm/client: Move public client header to clients/ subdirectory 2024-11-15 09:42:13 +01:00
display Merge tag 'drm-intel-next-2025-11-04' of https://gitlab.freedesktop.org/drm/i915/kernel into drm-next 2025-11-07 09:47:56 +10:00
intel drm/xe/pf: Export helpers for VFIO 2025-12-01 09:42:37 +01:00
ttm drm/ttm: rework pipelined eviction fence handling 2025-11-26 13:12:23 +01:00
Makefile kbuild: Let kernel-doc.py use PYTHON3 override 2025-11-08 19:42:22 -07:00
amd_asic_type.h drm/amdgpu: make amd_asic_type.h self-contained 2024-03-07 17:17:25 +02:00
drm_accel.h drm: move drm based debugfs funcs to drm_debugfs.c 2025-07-04 15:58:22 +02:00
drm_atomic.h drm/atomic: convert drm_atomic_get_{old, new}_colorop_state() into proper functions 2025-12-22 15:37:26 +02:00
drm_atomic_helper.h drm/atomic-helper: Introduce drm_atomic_helper_reset_crtc() 2025-02-13 16:17:46 +01:00
drm_atomic_state_helper.h
drm_atomic_uapi.h drm/plane: Add COLOR PIPELINE property 2025-11-26 23:03:32 +01:00
drm_audio_component.h
drm_auth.h
drm_blend.h
drm_bridge.h drm/bridge: add of_drm_find_and_get_bridge() 2025-12-30 10:11:32 +01:00
drm_bridge_connector.h
drm_bridge_helper.h drm/bridge: Add helper to reset bridge pipeline 2025-03-20 14:45:48 +01:00
drm_buddy.h drm/buddy: replace drm_print.h include with a forward declaration 2025-10-31 10:34:55 +02:00
drm_cache.h
drm_client.h drm/client: Pass force parameter to client restore 2025-11-25 08:43:46 +01:00
drm_client_event.h drm/client: Pass force parameter to client restore 2025-11-25 08:43:46 +01:00
drm_color_mgmt.h drm: Add helper to extract lut from struct drm_color_lut32 2025-11-26 23:03:35 +01:00
drm_colorop.h drm/colorop: Add DRM_COLOROP_1D_CURVE_GAMMA22 to 1D Curve 2025-11-26 23:09:44 +01:00
drm_connector.h drm-misc-next for 6.17: 2025-06-27 09:58:05 +10:00
drm_crtc.h Merge tag 'drm-intel-next-2025-11-04' of https://gitlab.freedesktop.org/drm/i915/kernel into drm-next 2025-11-07 09:47:56 +10:00
drm_crtc_helper.h
drm_damage_helper.h drm/damage-helper: add const qualifier in drm_atomic_helper_damage_merged() 2025-03-03 14:45:40 +02:00
drm_debugfs.h drm: add debugfs support on per client-id basis 2025-07-04 15:59:06 +02:00
drm_debugfs_crc.h drm/crc: make drm_debugfs_crc.h self-contained and fix kernel-doc 2024-03-07 17:17:25 +02:00
drm_device.h drm/gem: Add huge tmpfs mountpoint helpers 2025-12-08 10:52:47 +01:00
drm_drv.h drm: move drm based debugfs funcs to drm_debugfs.c 2025-07-04 15:58:22 +02:00
drm_dumb_buffers.h drm/dumb-buffers: Provide helper to set pitch and size 2025-09-29 13:57:43 +02:00
drm_edid.h drm/edid: add DRM_EDID_IDENT_INIT() to initialize struct drm_edid_ident 2025-11-04 14:49:21 +02:00
drm_eld.h
drm_encoder.h
drm_exec.h
drm_fb_dma_helper.h drm/fb_dma: s/drm_panic_gem_get_scanout_buffer/drm_fb_dma_get_scanout_buffer 2024-04-15 13:50:40 -03:00
drm_fb_helper.h drm/fbdev-helper: Remove drm_fb_helper_debug_enter/_leave() 2025-12-02 09:20:40 +01:00
drm_fbdev_dma.h drm/fbdev-dma: Remove obsolete setup function 2024-09-26 09:31:27 +02:00
drm_fbdev_shmem.h drm/fbdev-shmem: Remove obsolete setup function 2024-09-26 09:31:28 +02:00
drm_fbdev_ttm.h drm/fbdev-ttm: Remove obsolete setup function 2024-09-26 09:31:29 +02:00
drm_file.h drm/syncobj: Convert syncobj idr to xarray 2025-12-18 09:05:30 +00:00
drm_fixed.h drm: Add helper for conversion from signed-magnitude 2025-11-26 22:16:13 +01:00
drm_flip_work.h
drm_format_helper.h drm/format-helper: Remove drm_fb_blit() 2025-09-23 15:06:06 +02:00
drm_fourcc.h drm: Pass pixel_format+modifier directly to drm_get_format_info() 2025-07-16 20:01:13 +03:00
drm_framebuffer.h drm/framebuffer: Acquire internal references on GEM handles 2025-07-09 14:03:28 +02:00
drm_gem.h drm/gem: Fix kerneldoc warnings 2025-12-18 11:08:21 +01:00
drm_gem_atomic_helper.h
drm_gem_dma_helper.h fs: move FMODE_UNSIGNED_OFFSET to fop_flags 2024-08-30 08:22:36 +02:00
drm_gem_framebuffer_helper.h drm/gem/afbc: Eliminate redundant drm_get_format_info() 2025-07-16 20:06:22 +03:00
drm_gem_shmem_helper.h drm/tests: shmem: Hold reservation lock around purge 2025-12-21 18:21:36 +01:00
drm_gem_ttm_helper.h
drm_gem_vram_helper.h drm/gem-vram: Un-export pin helpers 2025-05-30 09:47:28 +02:00
drm_gpusvm.h drm/gpusvm, drm/xe: Allow mixed mappings for userptr 2025-10-17 10:25:27 +02:00
drm_gpuvm.h Linux 6.18-rc2 2025-10-20 11:49:19 +00:00
drm_ioctl.h
drm_kunit_helpers.h Merge tag 'drm-misc-next-2025-04-09' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-next 2025-04-14 15:29:49 +10:00
drm_lease.h drm/lease: make drm_lease.h self-contained 2024-03-07 17:17:25 +02:00
drm_managed.h drm: Simplify drmm_alloc_ordered_workqueue return 2025-07-03 10:14:56 -07:00
drm_mipi_dbi.h drm/mipi-dbi: Add support for DRM_FORMAT_RGB888 2024-06-07 16:09:05 +02:00
drm_mipi_dsi.h drm: Add MIPI read_multi func and two write macros 2025-08-14 15:42:26 -07:00
drm_mm.h drm/mm: replace drm_print.h include with a forward declaration 2025-10-31 10:34:56 +02:00
drm_mode_config.h drm/colorop: Introduce new drm_colorop mode object 2025-11-26 23:03:30 +01:00
drm_mode_object.h drm/drm_mode_object: fix typo in kerneldoc 2025-02-04 14:11:14 +01:00
drm_modes.h
drm_modeset_helper.h drm: Allow the caller to pass in the format info to drm_helper_mode_fill_fb_struct() 2025-07-16 20:04:45 +03:00
drm_modeset_helper_vtables.h drm/fbdev-helper: Remove drm_fb_helper_debug_enter/_leave() 2025-12-02 09:20:40 +01:00
drm_modeset_lock.h
drm_module.h
drm_of.h drm: of: Add drm_of_lvds_get_dual_link_pixel_order_sink() 2024-11-05 13:26:42 +02:00
drm_pagemap.h drm/pagemap: DMA map folios when possible 2025-08-06 13:34:50 +02:00
drm_panel.h drm/panel: Allow powering on panel follower after panel is enabled 2025-08-25 09:17:49 -07:00
drm_panic.h drm/panic: Add a private field to struct drm_scanout_buffer 2025-06-27 11:48:22 +02:00
drm_pciids.h
drm_plane.h drm/plane: Add COLOR PIPELINE property 2025-11-26 23:03:32 +01:00
drm_plane_helper.h
drm_prime.h drm/shmem-helper: Import dmabuf without mapping its sg_table 2025-06-03 09:21:01 +02:00
drm_print.h drm/print: Add drm_coredump_printer_is_full 2025-04-24 15:51:41 -07:00
drm_privacy_screen_consumer.h
drm_privacy_screen_driver.h
drm_privacy_screen_machine.h
drm_probe_helper.h drm/probe-helper: Do not fail from drmm_kms_helper_poll_init() 2025-03-24 09:31:03 +01:00
drm_property.h
drm_rect.h drm/rect: Add drm_rect_overlap() 2024-08-23 16:47:56 +02:00
drm_self_refresh_helper.h
drm_simple_kms_helper.h
drm_suballoc.h drm/suballoc: fix drm_suballoc.h kernel-doc 2024-03-07 17:17:25 +02:00
drm_syncobj.h
drm_sysfs.h
drm_util.h drm: Move for_each_if() to util_macros.h for wider use 2025-02-17 14:27:35 +01:00
drm_utils.h drm: panel-backlight-quirks: Add brightness mask quirk 2025-09-03 10:23:01 -05:00
drm_vblank.h drm/vblank: add return value to drm_crtc_wait_one_vblank() 2025-12-11 16:55:36 +02:00
drm_vblank_helper.h drm/vblank: Add CRTC helpers for simple use cases 2025-10-01 08:32:00 +02:00
drm_vblank_work.h drm: Add drm_vblank_work_flush_all(). 2024-06-24 18:03:18 +02:00
drm_vma_manager.h
drm_writeback.h drm: writeback: Create drmm variants for drm_writeback_connector initialization 2025-01-21 10:32:33 +01:00
gpu_scheduler.h drm/sched: Add pending job list iterator 2025-12-13 00:34:21 -08:00
gud.h
spsc_queue.h drm/sched: Increment job count before swapping tail spsc queue 2025-07-01 16:14:47 -07:00
task_barrier.h