}
I915_WRITE(reg, temp);
-
- if (IS_IGD(dev)) {
- if (mode == DRM_MODE_DPMS_OFF) {
- /* turn off DAC */
- temp = I915_READ(PORT_HOTPLUG_EN);
- temp &= ~CRT_EOS_INT_EN;
- I915_WRITE(PORT_HOTPLUG_EN, temp);
-
- temp = I915_READ(PORT_HOTPLUG_STAT);
- if (temp & CRT_EOS_INT_STATUS)
- I915_WRITE(PORT_HOTPLUG_STAT,
- CRT_EOS_INT_STATUS);
- } else {
- /* turn on DAC. EOS interrupt must be enabled after DAC
- * is enabled, so it sounds not good to enable it in
- * i915_driver_irq_postinstall()
- * wait 12.5ms after DAC is enabled
- */
- msleep(13);
- temp = I915_READ(PORT_HOTPLUG_STAT);
- if (temp & CRT_EOS_INT_STATUS)
- I915_WRITE(PORT_HOTPLUG_STAT,
- CRT_EOS_INT_STATUS);
- temp = I915_READ(PORT_HOTPLUG_EN);
- temp |= CRT_EOS_INT_EN;
- I915_WRITE(PORT_HOTPLUG_EN, temp);
- }
- }
}
static int intel_crt_mode_valid(struct drm_connector *connector,
{
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- u32 adpa, temp;
+ u32 adpa;
bool ret;
- temp = adpa = I915_READ(PCH_ADPA);
-
- adpa &= ~ADPA_DAC_ENABLE;
- I915_WRITE(PCH_ADPA, adpa);
+ adpa = I915_READ(PCH_ADPA);
adpa &= ~ADPA_CRT_HOTPLUG_MASK;
ADPA_CRT_HOTPLUG_ENABLE |
ADPA_CRT_HOTPLUG_FORCE_TRIGGER);
- DRM_DEBUG("pch crt adpa 0x%x", adpa);
+ DRM_DEBUG_KMS("pch crt adpa 0x%x", adpa);
I915_WRITE(PCH_ADPA, adpa);
while ((I915_READ(PCH_ADPA) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) != 0)
else
ret = false;
- /* restore origin register */
- I915_WRITE(PCH_ADPA, temp);
return ret;
}
else {
i2c_reg = GPIOA;
/* Use VBT information for CRT DDC if available */
- if (dev_priv->crt_ddc_bus != -1)
+ if (dev_priv->crt_ddc_bus != 0)
i2c_reg = dev_priv->crt_ddc_bus;
}
intel_output->ddc_bus = intel_i2c_create(dev, i2c_reg, "CRTDDC_A");