struct intel_lvds *intel_lvds = to_intel_lvds(encoder);
struct drm_encoder *tmp_encoder;
u32 pfit_control = 0, pfit_pgm_ratios = 0, border = 0;
+ int pipe;
/* Should never happen!! */
if (INTEL_INFO(dev)->gen < 4 && intel_crtc->pipe == 0) {
return true;
}
- /* Make sure pre-965s set dither correctly */
- if (INTEL_INFO(dev)->gen < 4) {
- if (dev_priv->lvds_dither)
- pfit_control |= PANEL_8TO6_DITHER_ENABLE;
- }
-
/* Native modes don't need fitting */
if (adjusted_mode->hdisplay == mode->hdisplay &&
adjusted_mode->vdisplay == mode->vdisplay)
* to register description and PRM.
* Change the value here to see the borders for debugging
*/
- I915_WRITE(BCLRPAT_A, 0);
- I915_WRITE(BCLRPAT_B, 0);
+ for_each_pipe(pipe)
+ I915_WRITE(BCLRPAT(pipe), 0);
switch (intel_lvds->fitting_mode) {
case DRM_MODE_SCALE_CENTER:
}
out:
+ /* If not enabling scaling, be consistent and always use 0. */
if ((pfit_control & PFIT_ENABLE) == 0) {
pfit_control = 0;
pfit_pgm_ratios = 0;
}
+
+ /* Make sure pre-965 set dither correctly */
+ if (INTEL_INFO(dev)->gen < 4 && dev_priv->lvds_dither)
+ pfit_control |= PANEL_8TO6_DITHER_ENABLE;
+
if (pfit_control != intel_lvds->pfit_control ||
pfit_pgm_ratios != intel_lvds->pfit_pgm_ratios) {
intel_lvds->pfit_control = pfit_control;
intel_lvds_detect(struct drm_connector *connector, bool force)
{
struct drm_device *dev = connector->dev;
- enum drm_connector_status status = connector_status_connected;
+ enum drm_connector_status status;
- /* ACPI lid methods were generally unreliable in this generation, so
- * don't even bother.
- */
- if (IS_GEN2(dev) || IS_GEN3(dev))
- return connector_status_connected;
+ status = intel_panel_detect(dev);
+ if (status != connector_status_unknown)
+ return status;
- return status;
+ return connector_status_connected;
}
/**
return drm_add_edid_modes(connector, intel_lvds->edid);
mode = drm_mode_duplicate(dev, intel_lvds->fixed_mode);
- if (mode == 0)
+ if (mode == NULL)
return 0;
drm_mode_probed_add(connector, mode);
return false;
}
-static bool intel_lvds_ddc_probe(struct drm_device *dev, u8 pin)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
- u8 buf = 0;
- struct i2c_msg msgs[] = {
- {
- .addr = 0xA0,
- .flags = 0,
- .len = 1,
- .buf = &buf,
- },
- };
- struct i2c_adapter *i2c = &dev_priv->gmbus[pin].adapter;
- /* XXX this only appears to work when using GMBUS */
- if (intel_gmbus_is_forced_bit(i2c))
- return true;
- return i2c_transfer(i2c, msgs, 1) == 1;
-}
-
/**
* intel_lvds_init - setup LVDS connectors on this device
* @dev: drm device
}
}
- if (!intel_lvds_ddc_probe(dev, pin)) {
- DRM_DEBUG_KMS("LVDS did not respond to DDC probe\n");
- return false;
- }
-
intel_lvds = kzalloc(sizeof(struct intel_lvds), GFP_KERNEL);
if (!intel_lvds) {
return false;