diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c index e6e6dfbb1283..456a5a143522 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c @@ -120,13 +120,16 @@ void gf119_sor_clock(struct nvkm_ior *sor) { struct nvkm_device *device = sor->disp->engine.subdev.device; - const int div = sor->asy.link == 3; const u32 soff = nv50_ior_base(sor); + u32 div1 = sor->asy.link == 3; + u32 div2 = sor->asy.link == 3; if (sor->asy.proto == TMDS) { - /* NFI why, but this sets DP_LINK_BW_2_7 when using TMDS. */ - nvkm_mask(device, 0x612300 + soff, 0x007c0000, 0x0a << 18); + const u32 speed = sor->tmds.high_speed ? 0x14 : 0x0a; + nvkm_mask(device, 0x612300 + soff, 0x007c0000, speed << 18); + if (sor->tmds.high_speed) + div2 = 1; } - nvkm_mask(device, 0x612300 + soff, 0x00000707, (div << 8) | div); + nvkm_mask(device, 0x612300 + soff, 0x00000707, (div2 << 8) | div1); } void |