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authorThomas Gleixner <tglx@linutronix.de>2009-05-20 09:02:28 +0200
committerThomas Gleixner <tglx@linutronix.de>2009-05-20 09:02:28 +0200
commit521c180874dae86f675d23c4eade4dba8b1f2cc8 (patch)
tree7509303da3a9a1b40a26f6811f321c89cd31737b /drivers/gpu/drm/i915/intel_hdmi.c
parentf1a11e0576c7a73d759d05d776692b2b2d37172b (diff)
parent64d1304a64477629cb16b75491a77bafe6f86963 (diff)
Merge branch 'core/urgent' into core/futexes
Merge reason: this branch was on an pre -rc1 base, merge it up to -rc6+ to get the latest upstream fixes. Conflicts: kernel/futex.c Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_hdmi.c')
-rw-r--r--drivers/gpu/drm/i915/intel_hdmi.c40
1 files changed, 32 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index b06a4a3ff08..d0983bb93a1 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -38,7 +38,7 @@
struct intel_hdmi_priv {
u32 sdvox_reg;
u32 save_SDVOX;
- int has_hdmi_sink;
+ bool has_hdmi_sink;
};
static void intel_hdmi_mode_set(struct drm_encoder *encoder,
@@ -128,6 +128,22 @@ static bool intel_hdmi_mode_fixup(struct drm_encoder *encoder,
return true;
}
+static void
+intel_hdmi_sink_detect(struct drm_connector *connector)
+{
+ struct intel_output *intel_output = to_intel_output(connector);
+ struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
+ struct edid *edid = NULL;
+
+ edid = drm_get_edid(&intel_output->base,
+ &intel_output->ddc_bus->adapter);
+ if (edid != NULL) {
+ hdmi_priv->has_hdmi_sink = drm_detect_hdmi_monitor(edid);
+ kfree(edid);
+ intel_output->base.display_info.raw_edid = NULL;
+ }
+}
+
static enum drm_connector_status
intel_hdmi_detect(struct drm_connector *connector)
{
@@ -139,11 +155,18 @@ intel_hdmi_detect(struct drm_connector *connector)
temp = I915_READ(PORT_HOTPLUG_EN);
- I915_WRITE(PORT_HOTPLUG_EN,
- temp |
- HDMIB_HOTPLUG_INT_EN |
- HDMIC_HOTPLUG_INT_EN |
- HDMID_HOTPLUG_INT_EN);
+ switch (hdmi_priv->sdvox_reg) {
+ case SDVOB:
+ temp |= HDMIB_HOTPLUG_INT_EN;
+ break;
+ case SDVOC:
+ temp |= HDMIC_HOTPLUG_INT_EN;
+ break;
+ default:
+ return connector_status_unknown;
+ }
+
+ I915_WRITE(PORT_HOTPLUG_EN, temp);
POSTING_READ(PORT_HOTPLUG_EN);
@@ -158,9 +181,10 @@ intel_hdmi_detect(struct drm_connector *connector)
return connector_status_unknown;
}
- if ((I915_READ(PORT_HOTPLUG_STAT) & bit) != 0)
+ if ((I915_READ(PORT_HOTPLUG_STAT) & bit) != 0) {
+ intel_hdmi_sink_detect(connector);
return connector_status_connected;
- else
+ } else
return connector_status_disconnected;
}