72 	struct snd_sof_dfsentry *dfse = file->private_data;  in sof_dfsentry_trace_read()  local
73 	struct snd_sof_dev *sdev = dfse->sdev;  in sof_dfsentry_trace_read()
76 	size_t avail, buffer_size = dfse->size;  in sof_dfsentry_trace_read()
106 	rem = copy_to_user(buffer, ((u8 *)(dfse->buf) + lpos), count);  in sof_dfsentry_trace_read()
118 	struct snd_sof_dfsentry *dfse = inode->i_private;  in sof_dfsentry_trace_release()  local
119 	struct snd_sof_dev *sdev = dfse->sdev;  in sof_dfsentry_trace_release()
137 	struct snd_sof_dfsentry *dfse;  in trace_debugfs_create()  local
142 	dfse = devm_kzalloc(sdev->dev, sizeof(*dfse), GFP_KERNEL);  in trace_debugfs_create()
143 	if (!dfse)  in trace_debugfs_create()
146 	dfse->type = SOF_DFSENTRY_TYPE_BUF;  in trace_debugfs_create()
147 	dfse->buf = sdev->dmatb.area;  in trace_debugfs_create()
148 	dfse->size = sdev->dmatb.bytes;  in trace_debugfs_create()
149 	dfse->sdev = sdev;  in trace_debugfs_create()
151 	debugfs_create_file("trace", 0444, sdev->debugfs_root, dfse,  in trace_debugfs_create()