Files
android/scripts/coccinelle/api/drm-get-put.cocci
threeeye bc1d038eac REVVL 6 Pro kernel bring-up: full working tree snapshot (2026-09-12)
Squashed backup commit (no shallow-clone history issues) of
xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream
commit 9eece662e) plus all fixes applied to get everpal_defconfig building
clean against a modern (GCC 15.2.0) toolchain -- see the previous commit
message on the lineage-23.2 branch (also in this repo history is not
available here since this is a squashed snapshot; full incremental history
lives in the local DL380 checkout and the upstream GitHub remote).

Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
2026-09-12 13:36:46 +00:00

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// SPDX-License-Identifier: GPL-2.0
///
/// Use drm_*_get() and drm_*_put() helpers instead of drm_*_reference() and
/// drm_*_unreference() helpers.
///
// Confidence: High
// Copyright: (C) 2017 NVIDIA Corporation
// Options: --no-includes --include-headers
//
virtual patch
virtual report
@depends on patch@
expression object;
@@
(
- drm_mode_object_reference(object)
+ drm_mode_object_get(object)
|
- drm_mode_object_unreference(object)
+ drm_mode_object_put(object)
|
- drm_connector_reference(object)
+ drm_connector_get(object)
|
- drm_connector_unreference(object)
+ drm_connector_put(object)
|
- drm_framebuffer_reference(object)
+ drm_framebuffer_get(object)
|
- drm_framebuffer_unreference(object)
+ drm_framebuffer_put(object)
|
- drm_gem_object_reference(object)
+ drm_gem_object_get(object)
|
- drm_gem_object_unreference(object)
+ drm_gem_object_put(object)
|
- __drm_gem_object_unreference(object)
+ __drm_gem_object_put(object)
|
- drm_gem_object_unreference_unlocked(object)
+ drm_gem_object_put_unlocked(object)
|
- drm_property_reference_blob(object)
+ drm_property_blob_get(object)
|
- drm_property_unreference_blob(object)
+ drm_property_blob_put(object)
)
@r depends on report@
expression object;
position p;
@@
(
drm_mode_object_unreference@p(object)
|
drm_mode_object_reference@p(object)
|
drm_connector_unreference@p(object)
|
drm_connector_reference@p(object)
|
drm_framebuffer_unreference@p(object)
|
drm_framebuffer_reference@p(object)
|
drm_gem_object_unreference@p(object)
|
drm_gem_object_reference@p(object)
|
__drm_gem_object_unreference(object)
|
drm_gem_object_unreference_unlocked(object)
|
drm_property_unreference_blob@p(object)
|
drm_property_reference_blob@p(object)
)
@script:python depends on report@
object << r.object;
p << r.p;
@@
msg="WARNING: use get/put helpers to reference and dereference %s" % (object)
coccilib.report.print_report(p[0], msg)