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From: Boris Brezillon <boris.brezillon@collabora.com>
To: Steven Price <steven.price@arm.com>, Liviu Dudau <liviu.dudau@arm.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	 Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	 David Airlie <airlied@gmail.com>,
	Simona Vetter <simona@ffwll.ch>,
	 dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	 Boris Brezillon <boris.brezillon@collabora.com>
Subject: [PATCH 03/12] drm/panthor: Move the debugfs initialization to panthor_device.c
Date: Tue, 04 Aug 2026 12:09:42 +0200	[thread overview]
Message-ID: <20260804-panthor-unplug-fixes-v1-3-abbbd2d41b13@collabora.com> (raw)
In-Reply-To: <20260804-panthor-unplug-fixes-v1-0-abbbd2d41b13@collabora.com>

Those are per-device debugfs-files, so it makes sense to have the
initialization logic in panthor_device.c.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
---
 drivers/gpu/drm/panthor/panthor_device.c |  9 +++++++++
 drivers/gpu/drm/panthor/panthor_device.h |  4 ++++
 drivers/gpu/drm/panthor/panthor_drv.c    | 10 +---------
 3 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/panthor/panthor_device.c b/drivers/gpu/drm/panthor/panthor_device.c
index 1aa86d00646f..7d336f160d1f 100644
--- a/drivers/gpu/drm/panthor/panthor_device.c
+++ b/drivers/gpu/drm/panthor/panthor_device.c
@@ -13,6 +13,7 @@
 #include <linux/reset.h>
 
 #include <drm/drm_drv.h>
+#include <drm/drm_file.h>
 #include <drm/drm_managed.h>
 #include <drm/drm_print.h>
 
@@ -616,3 +617,11 @@ int panthor_device_suspend(struct device *dev)
 	atomic_set(&ptdev->pm.state, PANTHOR_DEVICE_PM_STATE_SUSPENDED);
 	return 0;
 }
+
+#ifdef CONFIG_DEBUG_FS
+void panthor_device_debugfs_init(struct drm_minor *minor)
+{
+	panthor_mmu_debugfs_init(minor);
+	panthor_gem_debugfs_init(minor);
+}
+#endif
diff --git a/drivers/gpu/drm/panthor/panthor_device.h b/drivers/gpu/drm/panthor/panthor_device.h
index 0fda64fbe5f2..a6b1a2a5fca4 100644
--- a/drivers/gpu/drm/panthor/panthor_device.h
+++ b/drivers/gpu/drm/panthor/panthor_device.h
@@ -403,6 +403,10 @@ int panthor_device_mmap_io(struct panthor_device *ptdev,
 int panthor_device_resume(struct device *dev);
 int panthor_device_suspend(struct device *dev);
 
+#ifdef CONFIG_DEBUG_FS
+void panthor_device_debugfs_init(struct drm_minor *minor);
+#endif
+
 static inline int panthor_device_resume_and_get(struct panthor_device *ptdev)
 {
 	int ret = pm_runtime_resume_and_get(ptdev->base.dev);
diff --git a/drivers/gpu/drm/panthor/panthor_drv.c b/drivers/gpu/drm/panthor/panthor_drv.c
index 46a3080b0b20..924a7ecd3733 100644
--- a/drivers/gpu/drm/panthor/panthor_drv.c
+++ b/drivers/gpu/drm/panthor/panthor_drv.c
@@ -1764,14 +1764,6 @@ static const struct file_operations panthor_drm_driver_fops = {
 	.fop_flags = FOP_UNSIGNED_OFFSET,
 };
 
-#ifdef CONFIG_DEBUG_FS
-static void panthor_debugfs_init(struct drm_minor *minor)
-{
-	panthor_mmu_debugfs_init(minor);
-	panthor_gem_debugfs_init(minor);
-}
-#endif
-
 /*
  * PanCSF driver version:
  * - 1.0 - initial interface
@@ -1807,7 +1799,7 @@ static const struct drm_driver panthor_drm_driver = {
 	.gem_prime_import_sg_table = panthor_gem_prime_import_sg_table,
 	.gem_prime_import = panthor_gem_prime_import,
 #ifdef CONFIG_DEBUG_FS
-	.debugfs_init = panthor_debugfs_init,
+	.debugfs_init = panthor_device_debugfs_init,
 #endif
 };
 

-- 
2.55.0


  parent reply	other threads:[~2026-08-04 10:10 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-04 10:09 [PATCH 00/12] drm/panthor: Fix the unplug logic Boris Brezillon
2026-08-04 10:09 ` [PATCH 01/12] drm/panthor: Disable reset work before unplug Boris Brezillon
2026-08-04 10:46   ` Boris Brezillon
2026-08-04 10:09 ` [PATCH 02/12] drm/panthor: Further delay reset work enablement Boris Brezillon
2026-08-04 10:09 ` Boris Brezillon [this message]
2026-08-04 12:50   ` [PATCH 03/12] drm/panthor: Move the debugfs initialization to panthor_device.c Liviu Dudau
2026-08-04 10:09 ` [PATCH 04/12] drm/panthor: Flush the cleanup_wq before destroying the drm_device Boris Brezillon
2026-08-04 10:09 ` [PATCH 05/12] drm/panthor: Drop unused vm argument passed to panthor_vm_prepare_sync_only_op_ctx() Boris Brezillon
2026-08-04 10:09 ` [PATCH 06/12] drm/panthor: Split panthor_vm Boris Brezillon
2026-08-04 10:09 ` [PATCH 07/12] drm/panthor: Add fine-grained restrictions on VMs Boris Brezillon
2026-08-04 10:09 ` [PATCH 08/12] drm/panthor: Check AS state before disabling Boris Brezillon
2026-08-04 10:09 ` [PATCH 09/12] drm/panthor: Don't pre-allocate VMAs or page tables when preparing a full VM unmap Boris Brezillon
2026-08-04 10:09 ` [PATCH 10/12] drm/panthor: Make the VM cleanup path more robust against UAF Boris Brezillon
2026-08-04 10:09 ` [PATCH 11/12] drm/panthor: Make the unplug logic more robust Boris Brezillon
2026-08-04 10:09 ` [PATCH 12/12] drm/panthor: Fix unplug in the reset path Boris Brezillon

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