drm/nouveau/dp: support version 4.0 of DP table

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvd0_display.c b/drivers/gpu/drm/nouveau/nvd0_display.c
index d69642da8b56..0247250939e8 100644
--- a/drivers/gpu/drm/nouveau/nvd0_display.c
+++ b/drivers/gpu/drm/nouveau/nvd0_display.c
@@ -1226,6 +1226,11 @@ nvd0_sor_dp_train_adj(struct drm_device *dev, struct dcb_entry *dcb,
                 if (table[0] == 0x30) {
                         config  = entry + table[4];
                         config += table[5] * preem;
+                } else
+                if (table[0] == 0x40) {
+                        config  = table + table[1];
+                        config += table[2] * table[3];
+                        config += table[6] * preem;
                 }
         }
 
@@ -1258,6 +1263,7 @@ nvd0_sor_dp_link_set(struct drm_device *dev, struct dcb_entry *dcb, int crtc,
         table = nouveau_dp_bios_data(dev, dcb, &entry);
         if (table) {
                 if      (table[0] == 0x30) entry = ROMPTR(dev, entry[10]);
+                else if (table[0] == 0x40) entry = ROMPTR(dev, entry[9]);
                 else                       entry = NULL;
 
                 while (entry) {