SMU_DRAMData_TOC
struct SMU_DRAMData_TOC *toc;
smu_data->toc = kzalloc(sizeof(struct SMU_DRAMData_TOC), GFP_KERNEL);
sizeof(struct SMU_DRAMData_TOC));
((sizeof(struct SMU_DRAMData_TOC) / 4096) + 1) * 4096;
struct SMU_DRAMData_TOC *toc;