linux-kernel - [PATCH] drm/tests: modeset: Add drm connector atomic_[duplicate/destroy]

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Message-ID: <20250811063403.98739-1-xiaolei.wang@windriver.com>
Date: Mon, 11 Aug 2025 14:34:03 +0800
From: Xiaolei Wang <xiaolei.wang@...driver.com>
To: maarten.lankhorst@...ux.intel.com, mripard@...nel.org, tzimmermann@...e.de,
        airlied@...il.com, simona@...ll.ch, jani.nikula@...el.com,
        ville.syrjala@...ux.intel.com
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: [PATCH] drm/tests: modeset: Add drm connector atomic_[duplicate/destroy]_state

Commit 66671944e176 ("drm/tests: helpers: Add atomic helpers")
added the atomic state path, so adding the drm connector
atomic_[duplicate/destroy]_state is also necessary.

WARNING: CPU: 0 PID: 96 at drivers/gpu/drm/drm_connector.c:234 drm_connector_init_only+0x934/0xee0
 Call trace:
  drm_connector_init_only+0x934/0xee0 (P)
  drmm_connector_init+0xe0/0x1b0
  drm_client_modeset_test_init+0x290/0x534
  kunit_try_run_case+0x110/0x3b4
  kunit_generic_run_threadfn_adapter+0x80/0xec
  kthread+0x3b8/0x6c0
  ret_from_fork+0x10/0x20

Signed-off-by: Xiaolei Wang <xiaolei.wang@...driver.com>
---
 drivers/gpu/drm/tests/drm_client_modeset_test.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/tests/drm_client_modeset_test.c b/drivers/gpu/drm/tests/drm_client_modeset_test.c
index 3f44fe5e92e4..e702a27c2368 100644
--- a/drivers/gpu/drm/tests/drm_client_modeset_test.c
+++ b/drivers/gpu/drm/tests/drm_client_modeset_test.c
@@ -12,6 +12,7 @@
 #include <drm/drm_modes.h>
 #include <drm/drm_modeset_helper_vtables.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/drm_atomic_state_helper.h>
 
 struct drm_client_modeset_test_priv {
 	struct drm_device *drm;
@@ -48,6 +49,9 @@ static const struct drm_connector_helper_funcs drm_client_modeset_connector_help
 };
 
 static const struct drm_connector_funcs drm_client_modeset_connector_funcs = {
+	.reset                  = drm_atomic_helper_connector_reset,
+	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+	.atomic_destroy_state   = drm_atomic_helper_connector_destroy_state,
 };
 
 static int drm_client_modeset_test_init(struct kunit *test)
-- 
2.43.0