int
dcb_outp_foreach(struct nouveau_bios *bios, void *data,
int (*exec)(struct nouveau_bios *, void *, int, u16))
{
int ret, idx = -1;
u8 ver, len;
u16 outp;
while ((outp = dcb_outp(bios, ++idx, &ver, &len))) {
if (nv_ro32(bios, outp) == 0x00000000)
break; /* seen on an NV11 with DCB v1.5 */
if (nv_ro32(bios, outp) == 0xffffffff)
break; /* seen on an NV17 with DCB v2.0 */
if (nv_ro08(bios, outp) == DCB_OUTPUT_UNUSED)
continue;
if (nv_ro08(bios, outp) == DCB_OUTPUT_EOL)
break;
ret = exec(bios, data, idx, outp);
if (ret)
return ret;
}
return 0;
}
u16
dcb_outp_parse(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len,
struct dcb_output *outp)
{
u16 dcb = dcb_outp(bios, idx, ver, len);
if (dcb) {
if (*ver >= 0x20) {
u32 conn = nv_ro32(bios, dcb + 0x00);
outp->or = (conn & 0x0f000000) >> 24;
outp->location = (conn & 0x00300000) >> 20;
outp->bus = (conn & 0x000f0000) >> 16;
outp->connector = (conn & 0x0000f000) >> 12;
outp->heads = (conn & 0x00000f00) >> 8;
outp->i2c_index = (conn & 0x000000f0) >> 4;
outp->type = (conn & 0x0000000f);
outp->link = 0;
} else {
