diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv04_dac.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv04_dac.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/gpu/drm/nouveau/nv04_dac.c b/drivers/gpu/drm/nouveau/nv04_dac.c index ea3627041ecf..ba6423f2ffcc 100644 --- a/drivers/gpu/drm/nouveau/nv04_dac.c +++ b/drivers/gpu/drm/nouveau/nv04_dac.c @@ -291,6 +291,8 @@ uint32_t nv17_dac_sample_load(struct drm_encoder *encoder) msleep(5); sample = NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset); + /* do it again just in case it's a residual current */ + sample &= NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset); temp = NVReadRAMDAC(dev, head, NV_PRAMDAC_TEST_CONTROL); NVWriteRAMDAC(dev, head, NV_PRAMDAC_TEST_CONTROL, @@ -343,22 +345,13 @@ static void nv04_dac_prepare(struct drm_encoder *encoder) { struct drm_encoder_helper_funcs *helper = encoder->helper_private; struct drm_device *dev = encoder->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; int head = nouveau_crtc(encoder->crtc)->index; - struct nv04_crtc_reg *crtcstate = dev_priv->mode_reg.crtc_reg; helper->dpms(encoder, DRM_MODE_DPMS_OFF); nv04_dfp_disable(dev, head); - - /* Some NV4x have unknown values (0x3f, 0x50, 0x54, 0x6b, 0x79, 0x7f) - * at LCD__INDEX which we don't alter - */ - if (!(crtcstate[head].CRTC[NV_CIO_CRE_LCD__INDEX] & 0x44)) - crtcstate[head].CRTC[NV_CIO_CRE_LCD__INDEX] = 0; } - static void nv04_dac_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) |