NVWriteSeq
void NVWriteSeq(struct nvidia_par *par, u8 index, u8 value);
NVWriteSeq(par, 0x00, 0x01); /* Synchronous Reset */
NVWriteSeq(par, 0x01, tmp | 0x20); /* disable the display */
NVWriteSeq(par, 0x01, tmp & ~0x20); /* reenable display */
NVWriteSeq(par, 0x00, 0x03); /* End Reset */
NVWriteSeq(par, i, state->seq[i]);
NVWriteSeq(par, 0x01, tmp);