sdtx_client
struct sdtx_client *client;
static long __surface_dtx_ioctl(struct sdtx_client *client, unsigned int cmd, unsigned long arg)
struct sdtx_client *client = file->private_data;
struct sdtx_client *client;
struct sdtx_client *client = file->private_data;
struct sdtx_client *client = file->private_data;
struct sdtx_client *client = file->private_data;
struct sdtx_client *client = file->private_data;
struct sdtx_client *client;