PROCESS_INFO_MASK
switch (val & (PROCESS_INFO_MASK | VOLTAGE_INFO_MASK)) {
#define PROCESS_INFO_DOT_0 REG_FIELD_PREP(PROCESS_INFO_MASK, 0)
#define PROCESS_INFO_DOT_1 REG_FIELD_PREP(PROCESS_INFO_MASK, 1)
#define PROCESS_INFO_DOT_4 REG_FIELD_PREP(PROCESS_INFO_MASK, 2)