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drm/nv50: fix dp_set_tmds to work on the right OR

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2010-07-09 08:40:49 +10:00
parent c50a5681e7
commit 946cbc825a
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/nouveau/nv50_display.c
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@ -809,7 +809,8 @@ nv50_display_unk20_dp_set_tmds(struct drm_device *dev, struct dcb_entry *dcb)
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
if (nv_encoder->dcb->type == OUTPUT_DP) {
if (nv_encoder->dcb->type == OUTPUT_DP &&
nv_encoder->dcb->or & (1 << or)) {
tmp = nv_rd32(dev, NV50_SOR_DP_CTRL(or, link));
tmp &= ~NV50_SOR_DP_CTRL_ENABLED;
nv_wr32(dev, NV50_SOR_DP_CTRL(or, link), tmp);