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| author | Ben Skeggs <bskeggs@redhat.com> | 2012-03-11 01:20:54 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2012-03-13 17:15:04 +1000 |
| commit | f14d9a4dda65439d74326694db727c6d2a5df0ce (patch) | |
| tree | 4a723aad34dd3917ad38536f962f261fb07cc5e1 /drivers/gpu/drm/nouveau/nouveau_dp.c | |
| parent | e436d1bb0a3e5ff27b190d0bf9173f4f6ad21d3f (diff) | |
| download | linux-f14d9a4dda65439d74326694db727c6d2a5df0ce.tar.gz linux-f14d9a4dda65439d74326694db727c6d2a5df0ce.tar.bz2 linux-f14d9a4dda65439d74326694db727c6d2a5df0ce.zip | |
drm/nouveau/dp: make dp dpms function common, call from sor code instead
GF119 will use this too.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_dp.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_dp.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c index f38f561a0058..7be4e06e8438 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dp.c +++ b/drivers/gpu/drm/nouveau/nouveau_dp.c @@ -475,6 +475,29 @@ nouveau_dp_link_train(struct drm_encoder *encoder, u32 datarate, return true; } +void +nouveau_dp_dpms(struct drm_encoder *encoder, int mode, u32 datarate, + struct dp_train_func *func) +{ + struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); + struct nouveau_i2c_chan *auxch; + u8 status; + + auxch = nouveau_i2c_find(encoder->dev, nv_encoder->dcb->i2c_index); + if (!auxch) + return; + + if (mode == DRM_MODE_DPMS_ON) + status = DP_SET_POWER_D0; + else + status = DP_SET_POWER_D3; + + nouveau_dp_auxch(auxch, 8, DP_SET_POWER, &status, 1); + + if (mode == DRM_MODE_DPMS_ON) + nouveau_dp_link_train(encoder, datarate, func); +} + bool nouveau_dp_detect(struct drm_encoder *encoder) { |