Commit dae20439 authored by Ben Skeggs's avatar Ben Skeggs

drm/nouveau/bios: add support for dcb 4.1

Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent c9083577
......@@ -42,7 +42,7 @@ dcb_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
*ver = nv_ro08(bios, dcb);
if (*ver >= 0x41) {
if (*ver >= 0x42) {
nv_warn(bios, "DCB version 0x%02x unknown\n", *ver);
return 0x0000;
} else
......@@ -157,18 +157,21 @@ dcb_outp_parse(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len,
break;
}
switch (conf & 0x0f000000) {
case 0x0f000000:
outp->dpconf.link_nr = (conf & 0x0f000000) >> 24;
if (*ver < 0x41) {
switch (outp->dpconf.link_nr) {
case 0x0f:
outp->dpconf.link_nr = 4;
break;
case 0x03000000:
case 0x03:
outp->dpconf.link_nr = 2;
break;
case 0x01000000:
case 0x01:
default:
outp->dpconf.link_nr = 1;
break;
}
}
/* fall-through... */
case DCB_OUTPUT_TMDS:
......
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