Exemplo n.º 1
0
static int hdmi_portclock_limit(struct intel_hdmi *hdmi)
{
	struct drm_device *dev = intel_hdmi_to_dev(hdmi);

	if (!hdmi->has_hdmi_sink || IS_G4X(dev))
		return 165000;
	else if (IS_HASWELL(dev) || INTEL_INFO(dev)->gen >= 8)
		return 300000;
	else
		return 225000;
}
Exemplo n.º 2
0
static int hdmi_portclock_limit(struct intel_hdmi *hdmi)
{
	struct drm_device *dev = intel_hdmi_to_dev(hdmi);

	if (IS_G4X(dev))
		return 165000;
	else if (IS_HASWELL(dev))
		return 300000;
	else
		return 225000;
}
Exemplo n.º 3
0
static void
assert_hdmi_port_disabled(struct intel_hdmi *intel_hdmi)
{
	struct drm_device *dev = intel_hdmi_to_dev(intel_hdmi);
	struct drm_i915_private *dev_priv = dev->dev_private;
	uint32_t enabled_bits;

	enabled_bits = IS_HASWELL(dev) ? DDI_BUF_CTL_ENABLE : SDVO_ENABLE;

	WARN(I915_READ(intel_hdmi->sdvox_reg) & enabled_bits,
	     "HDMI port enabled, expecting disabled\n");
}
Exemplo n.º 4
0
static bool g4x_hdmi_connected(struct intel_hdmi *intel_hdmi)
{
	struct drm_device *dev = intel_hdmi_to_dev(intel_hdmi);
	struct drm_i915_private *dev_priv = dev->dev_private;
	uint32_t bit;

	switch (intel_hdmi->sdvox_reg) {
	case SDVOB:
		bit = HDMIB_HOTPLUG_LIVE_STATUS;
		break;
	case SDVOC:
		bit = HDMIC_HOTPLUG_LIVE_STATUS;
		break;
	default:
		bit = 0;
		break;
	}

	return I915_READ(PORT_HOTPLUG_STAT) & bit;
}