From: David Rosca <david.rosca@amd.com>
Date: Sat, 13 Sep 2025 14:51:02 +0000 (+0200)
Subject: drm/amdgpu/userq: Fix reading timeline points in wait ioctl
X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=d097095dda7449f85d963911584112555071b2f5;p=thirdparty%2Fkernel%2Flinux.git

drm/amdgpu/userq: Fix reading timeline points in wait ioctl

Use correct u64 type.

Signed-off-by: David Rosca <david.rosca@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 0ac98160dfb6ab3c6d7b38e0ff9687780beed9cb)
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
index a41fb72dba94..f74ad378e407 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
@@ -593,7 +593,7 @@ free_syncobj_handles:
 static int
 amdgpu_userq_wait_count_fences(struct drm_file *filp,
 			       struct drm_amdgpu_userq_wait *wait_info,
-			       u32 *syncobj_handles, u32 *timeline_points,
+			       u32 *syncobj_handles, u64 *timeline_points,
 			       u32 *timeline_handles,
 			       struct drm_gem_object **gobj_write,
 			       struct drm_gem_object **gobj_read)
@@ -703,7 +703,7 @@ amdgpu_userq_wait_add_fence(struct drm_amdgpu_userq_wait *wait_info,
 static int
 amdgpu_userq_wait_return_fence_info(struct drm_file *filp,
 				    struct drm_amdgpu_userq_wait *wait_info,
-				    u32 *syncobj_handles, u32 *timeline_points,
+				    u32 *syncobj_handles, u64 *timeline_points,
 				    u32 *timeline_handles,
 				    struct drm_gem_object **gobj_write,
 				    struct drm_gem_object **gobj_read)
@@ -906,7 +906,8 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void *data,
 			    struct drm_file *filp)
 {
 	int num_points, num_syncobj, num_read_bo_handles, num_write_bo_handles;
-	u32 *syncobj_handles, *timeline_points, *timeline_handles;
+	u32 *syncobj_handles, *timeline_handles;
+	u64 *timeline_points;
 	struct drm_amdgpu_userq_wait *wait_info = data;
 	struct drm_gem_object **gobj_write;
 	struct drm_gem_object **gobj_read;
@@ -935,7 +936,7 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void *data,
 	}
 
 	ptr = u64_to_user_ptr(wait_info->syncobj_timeline_points);
-	timeline_points = memdup_array_user(ptr, num_points, sizeof(u32));
+	timeline_points = memdup_array_user(ptr, num_points, sizeof(u64));
 	if (IS_ERR(timeline_points)) {
 		r = PTR_ERR(timeline_points);
 		goto free_timeline_handles;