drm: amdgpu: Use struct drm_wedge_task_info inside of struct amdgpu_task_info

To avoid a cast when calling drm_dev_wedged_event(), replace pid and
task name inside of struct amdgpu_task_info with struct
drm_wedge_task_info.

Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://lore.kernel.org/r/20250617124949.2151549-6-andrealmeid@igalia.com
Signed-off-by: André Almeida <andrealmeid@igalia.com>

Author: andrealmeid

drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c

@@ -1786,7 +1786,7 @@ static int amdgpu_debugfs_vm_info_show(struct seq_file *m, void *unused)
 
 		ti = amdgpu_vm_get_task_info_vm(vm);
 		if (ti) {
-			seq_printf(m, "pid:%d\tProcess:%s ----------\n", ti->pid, ti->process_name);
+			seq_printf(m, "pid:%d\tProcess:%s ----------\n", ti->task.pid, ti->process_name);
 			amdgpu_vm_put_task_info(ti);
 		}
 

drivers/gpu/drm/amd/amdgpu/amdgpu_dev_coredump.c

@@ -220,10 +220,10 @@ amdgpu_devcoredump_read(char *buffer, loff_t offset, size_t count,
 	drm_printf(&p, "time: %lld.%09ld\n", coredump->reset_time.tv_sec,
 		   coredump->reset_time.tv_nsec);
 
-	if (coredump->reset_task_info.pid)
+	if (coredump->reset_task_info.task.pid)
 		drm_printf(&p, "process_name: %s PID: %d\n",
 			   coredump->reset_task_info.process_name,
-			   coredump->reset_task_info.pid);
+			   coredump->reset_task_info.task.pid);
 
 	/* SOC Information */
 	drm_printf(&p, "\nSOC Information\n");

drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c

@@ -329,7 +329,7 @@ static int amdgpu_gem_object_open(struct drm_gem_object *obj,
 
 			dev_warn(adev->dev, "validate_and_fence failed: %d\n", r);
 			if (ti) {
-				dev_warn(adev->dev, "pid %d\n", ti->pid);
+				dev_warn(adev->dev, "pid %d\n", ti->task.pid);
 				amdgpu_vm_put_task_info(ti);
 			}
 		}

drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c

@@ -622,7 +622,7 @@ int amdgpu_vm_validate(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 
 			pr_warn_ratelimited("Evicted user BO is not reserved\n");
 			if (ti) {
-				pr_warn_ratelimited("pid %d\n", ti->pid);
+				pr_warn_ratelimited("pid %d\n", ti->task.pid);
 				amdgpu_vm_put_task_info(ti);
 			}
 
@@ -2508,11 +2508,11 @@ void amdgpu_vm_set_task_info(struct amdgpu_vm *vm)
 	if (!vm->task_info)
 		return;
 
-	if (vm->task_info->pid == current->pid)
+	if (vm->task_info->task.pid == current->pid)
 		return;
 
-	vm->task_info->pid = current->pid;
-	get_task_comm(vm->task_info->task_name, current);
+	vm->task_info->task.pid = current->pid;
+	get_task_comm(vm->task_info->task.comm, current);
 
 	if (current->group_leader->mm != current->mm)
 		return;
@@ -2775,7 +2775,7 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm)
 
 		dev_warn(adev->dev,
 			 "VM memory stats for proc %s(%d) task %s(%d) is non-zero when fini\n",
-			 ti->process_name, ti->pid, ti->task_name, ti->tgid);
+			 ti->process_name, ti->task.pid, ti->task.comm, ti->tgid);
 	}
 
 	amdgpu_vm_put_task_info(vm->task_info);
@@ -3164,5 +3164,5 @@ void amdgpu_vm_print_task_info(struct amdgpu_device *adev,
 	dev_err(adev->dev,
 		" Process %s pid %d thread %s pid %d\n",
 		task_info->process_name, task_info->tgid,
-		task_info->task_name, task_info->pid);
+		task_info->task.comm, task_info->task.pid);
 }

drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h

@@ -236,9 +236,8 @@ struct amdgpu_vm_pte_funcs {
 };
 
 struct amdgpu_task_info {
+	struct drm_wedge_task_info task;
 	char		process_name[TASK_COMM_LEN];
-	char		task_name[TASK_COMM_LEN];
-	pid_t		pid;
 	pid_t		tgid;
 	struct kref	refcount;
 };

drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c

@@ -2187,7 +2187,7 @@ static int sdma_v4_0_print_iv_entry(struct amdgpu_device *adev,
 		dev_dbg_ratelimited(adev->dev,
 				    " for process %s pid %d thread %s pid %d\n",
 				    task_info->process_name, task_info->tgid,
-				    task_info->task_name, task_info->pid);
+				    task_info->task.comm, task_info->task.pid);
 		amdgpu_vm_put_task_info(task_info);
 	}
 

drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c

@@ -1884,7 +1884,7 @@ static int sdma_v4_4_2_print_iv_entry(struct amdgpu_device *adev,
 	if (task_info) {
 		dev_dbg_ratelimited(adev->dev, " for process %s pid %d thread %s pid %d\n",
 				    task_info->process_name, task_info->tgid,
-				    task_info->task_name, task_info->pid);
+				    task_info->task.comm, task_info->task.pid);
 		amdgpu_vm_put_task_info(task_info);
 	}
 

drivers/gpu/drm/amd/amdkfd/kfd_events.c

@@ -1302,7 +1302,7 @@ void kfd_signal_reset_event(struct kfd_node *dev)
 			if (ti) {
 				dev_err(dev->adev->dev,
 					"Queues reset on process %s tid %d thread %s pid %d\n",
-					ti->process_name, ti->tgid, ti->task_name, ti->pid);
+					ti->process_name, ti->tgid, ti->task.comm, ti->task.pid);
 				amdgpu_vm_put_task_info(ti);
 			}
 		}

drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c

@@ -253,9 +253,9 @@ void kfd_smi_event_update_vmfault(struct kfd_node *dev, uint16_t pasid)
 	task_info = amdgpu_vm_get_task_info_pasid(dev->adev, pasid);
 	if (task_info) {
 		/* Report VM faults from user applications, not retry from kernel */
-		if (task_info->pid)
+		if (task_info->task.pid)
 			kfd_smi_event_add(0, dev, KFD_SMI_EVENT_VMFAULT, KFD_EVENT_FMT_VMFAULT(
-					  task_info->pid, task_info->task_name));
+					  task_info->task.pid, task_info->task.comm));
 		amdgpu_vm_put_task_info(task_info);
 	}
 }
@@ -359,8 +359,8 @@ void kfd_smi_event_process(struct kfd_process_device *pdd, bool start)
 		kfd_smi_event_add(0, pdd->dev,
 				  start ? KFD_SMI_EVENT_PROCESS_START :
 				  KFD_SMI_EVENT_PROCESS_END,
-				  KFD_EVENT_FMT_PROCESS(task_info->pid,
-				  task_info->task_name));
+				  KFD_EVENT_FMT_PROCESS(task_info->task.pid,
+				  task_info->task.comm));
 		amdgpu_vm_put_task_info(task_info);
 	}
 }