[Nouveau] [PATCH] bios: add 8.1Gbps DP link rate

Ilia Mirkin imirkin at alum.mit.edu
Sat Oct 21 02:26:36 UTC 2017


This was already done in dcb.c inside nvkm, but the other parser did not
get the update.

Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---

Entirely untested. Why do we have two DCB parsers again? Also the other one
sets link_bw to a totally different set of units for link_bw...

 drm/nouveau/nouveau_bios.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drm/nouveau/nouveau_bios.c b/drm/nouveau/nouveau_bios.c
index dd6fba55..c4ef3a0a 100644
--- a/drm/nouveau/nouveau_bios.c
+++ b/drm/nouveau/nouveau_bios.c
@@ -1478,9 +1478,13 @@ parse_dcb20_entry(struct drm_device *dev, struct dcb_table *dcb,
 		case 1:
 			entry->dpconf.link_bw = 270000;
 			break;
-		default:
+		case 2:
 			entry->dpconf.link_bw = 540000;
 			break;
+		case 3:
+		default:
+			entry->dpconf.link_bw = 810000;
+			break;
 		}
 		switch ((conf & 0x0f000000) >> 24) {
 		case 0xf:
-- 
2.13.6



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