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path: root/drivers/gpu/drm/nouveau/nv50_display.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_display.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_display.c39
1 files changed, 7 insertions, 32 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 8260303..d23ca00 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -702,37 +702,6 @@ ack:
}
static void
-nv50_display_unk20_dp_hack(struct drm_device *dev, struct dcb_entry *dcb)
-{
- int or = ffs(dcb->or) - 1, link = !(dcb->dpconf.sor.link & 1);
- struct drm_encoder *encoder;
- uint32_t tmp, unk0 = 0, unk1 = 0;
-
- if (dcb->type != OUTPUT_DP)
- return;
-
- list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
- struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
-
- if (nv_encoder->dcb == dcb) {
- unk0 = nv_encoder->dp.unk0;
- unk1 = nv_encoder->dp.unk1;
- break;
- }
- }
-
- if (unk0 || unk1) {
- tmp = nv_rd32(dev, NV50_SOR_DP_CTRL(or, link));
- tmp &= 0xfffffe03;
- nv_wr32(dev, NV50_SOR_DP_CTRL(or, link), tmp | unk0);
-
- tmp = nv_rd32(dev, NV50_SOR_DP_UNK128(or, link));
- tmp &= 0xfef080c0;
- nv_wr32(dev, NV50_SOR_DP_UNK128(or, link), tmp | unk1);
- }
-}
-
-static void
nv50_display_unk20_handler(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
@@ -830,7 +799,13 @@ nv50_display_unk20_handler(struct drm_device *dev)
script = nv50_display_script_select(dev, dcb, mc, pclk);
nouveau_bios_run_display_table(dev, script, pclk, dcb, -1);
- nv50_display_unk20_dp_hack(dev, dcb);
+ if (type == OUTPUT_DP) {
+ int link = !(dcb->dpconf.sor.link & 1);
+ if ((mc & 0x000f0000) == 0x00020000)
+ nouveau_dp_tu_update(dev, or, link, pclk, 18);
+ else
+ nouveau_dp_tu_update(dev, or, link, pclk, 24);
+ }
if (dcb->type != OUTPUT_ANALOG) {
tmp = nv_rd32(dev, NV50_PDISPLAY_SOR_CLK_CTRL2(or));
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