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From: Rob Clark <robin.clark@oss.qualcomm.com>
To: dri-devel@lists.freedesktop.org
Cc: linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org,
	Rob Clark <robin.clark@oss.qualcomm.com>,
	Dmitry Baryshkov <lumag@kernel.org>,
	Abhinav Kumar <abhinav.kumar@linux.dev>,
	Jessica Zhang <jesszhan0024@gmail.com>,
	Sean Paul <sean@poorly.run>,
	Marijn Suijten <marijn.suijten@somainline.org>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
	linux-kernel@vger.kernel.org (open list)
Subject: [PATCH v7 11/17] drm/msm/gem: Extract bookkeeping init helper
Date: Wed, 29 Jul 2026 08:55:48 -0700	[thread overview]
Message-ID: <20260729155609.20190-12-robin.clark@oss.qualcomm.com> (raw)
In-Reply-To: <20260729155609.20190-1-robin.clark@oss.qualcomm.com>

Clean up duplicated logic between import and new paths.

Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>
---
 drivers/gpu/drm/msm/msm_gem.c | 38 +++++++++++++++++------------------
 1 file changed, 19 insertions(+), 19 deletions(-)

diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index cc45392691e5..3c36b1c4a4d5 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -1234,10 +1234,25 @@ static int msm_gem_new_impl(struct drm_device *dev, uint32_t flags,
 	return 0;
 }
 
+static int msm_gem_init_bookkeeping(struct drm_gem_object *obj)
+{
+	struct msm_drm_private *priv = obj->dev->dev_private;
+
+	if (drm_gem_is_imported(obj)) {
+		drm_gem_lru_move_tail(&priv->lru.pinned, obj);
+	} else {
+		drm_gem_lru_move_tail(&priv->lru.unbacked, obj);
+	}
+
+	mutex_lock(&priv->obj_lock);
+	list_add_tail(&to_msm_bo(obj)->node, &priv->objects);
+	mutex_unlock(&priv->obj_lock);
+
+	return drm_gem_create_mmap_offset(obj);
+}
+
 struct drm_gem_object *msm_gem_new(struct drm_device *dev, size_t size, uint32_t flags)
 {
-	struct msm_drm_private *priv = dev->dev_private;
-	struct msm_gem_object *msm_obj;
 	struct drm_gem_object *obj = NULL;
 	int ret;
 
@@ -1253,8 +1268,6 @@ struct drm_gem_object *msm_gem_new(struct drm_device *dev, size_t size, uint32_t
 	if (ret)
 		return ERR_PTR(ret);
 
-	msm_obj = to_msm_bo(obj);
-
 	ret = drm_gem_object_init(dev, obj, size);
 	if (ret)
 		goto fail;
@@ -1266,13 +1279,7 @@ struct drm_gem_object *msm_gem_new(struct drm_device *dev, size_t size, uint32_t
 	 */
 	mapping_set_gfp_mask(obj->filp->f_mapping, GFP_HIGHUSER);
 
-	drm_gem_lru_move_tail(&priv->lru.unbacked, obj);
-
-	mutex_lock(&priv->obj_lock);
-	list_add_tail(&msm_obj->node, &priv->objects);
-	mutex_unlock(&priv->obj_lock);
-
-	ret = drm_gem_create_mmap_offset(obj);
+	ret = msm_gem_init_bookkeeping(obj);
 	if (ret)
 		goto fail;
 
@@ -1287,7 +1294,6 @@ struct drm_gem_object *msm_gem_import(struct drm_device *dev,
 				      struct dma_buf_attachment *attach,
 				      struct sg_table *sgt)
 {
-	struct msm_drm_private *priv = dev->dev_private;
 	struct msm_gem_object *msm_obj;
 	struct drm_gem_object *obj;
 	struct dma_buf *dmabuf = attach->dmabuf;
@@ -1321,13 +1327,7 @@ struct drm_gem_object *msm_gem_import(struct drm_device *dev,
 		goto fail;
 	}
 
-	drm_gem_lru_move_tail(&priv->lru.pinned, obj);
-
-	mutex_lock(&priv->obj_lock);
-	list_add_tail(&msm_obj->node, &priv->objects);
-	mutex_unlock(&priv->obj_lock);
-
-	ret = drm_gem_create_mmap_offset(obj);
+	ret = msm_gem_init_bookkeeping(obj);
 	if (ret)
 		goto fail;
 
-- 
2.55.0


  parent reply	other threads:[~2026-07-29 15:57 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-29 15:55 [PATCH v7 00/17] drm/msm: A couple lazy-vm fixes Rob Clark
2026-07-29 15:55 ` [PATCH v7 01/17] drm/msm: Fix barriers accessing ctx vm Rob Clark
2026-07-29 16:15   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 02/17] drm/msm: Rework queuelock Rob Clark
2026-07-29 16:21   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 03/17] drm/msm: Synchronize VM creation on ctxlock Rob Clark
2026-07-29 16:10   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 04/17] drm/msm: Synchronize set_sysprof " Rob Clark
2026-07-29 16:12   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 05/17] drm/msm: Move nr_cmds initialization Rob Clark
2026-07-29 18:14   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 06/17] drm/msm: Remove redundant SIZE_MAX check Rob Clark
2026-07-29 16:09   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 07/17] drm/msm/a6xx: Access VM directly in submit path Rob Clark
2026-07-29 16:12   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 08/17] drm/msm: Add helper to check for per-process pgtables VM Rob Clark
2026-07-29 16:11   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 09/17] drm/msm/gem: Fix dma_buf import error paths Rob Clark
2026-07-29 15:55 ` [PATCH v7 10/17] drm/msm/gem: Remove useless locking in GEM import Rob Clark
2026-07-29 16:11   ` sashiko-bot
2026-07-29 15:55 ` Rob Clark [this message]
2026-07-29 15:55 ` [PATCH v7 12/17] drm/msm/gem: Set resv before exposing obj Rob Clark
2026-07-29 16:25   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 13/17] drm/msm/gem: Validate lazy VM in GEM_NEW Rob Clark
2026-07-29 16:26   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 14/17] drm/msm: Allow lazy VM creation to fail Rob Clark
2026-07-29 16:21   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 15/17] drm/msm: Don't fallback to shared VM for VM_BIND Rob Clark
2026-07-29 16:27   ` sashiko-bot
2026-07-29 15:55 ` [PATCH v7 16/17] drm/msm: Fix per-process-pgtables check Rob Clark
2026-07-29 15:55 ` [PATCH v7 17/17] drm/msm: Fixup invalid overflow check Rob Clark

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