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Obviously this is not upstreamable...
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diff -up linux-3.7.5-202.fc18.x86_64/drivers/gpu/drm/i915/intel_display.c.jx linux-3.7.5-202.fc18.x86_64/drivers/gpu/drm/i915/intel_display.c
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--- linux-3.7.5-202.fc18.x86_64/drivers/gpu/drm/i915/intel_display.c.jx 2013-01-30 12:03:28.000000000 -0500
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+++ linux-3.7.5-202.fc18.x86_64/drivers/gpu/drm/i915/intel_display.c 2013-01-30 12:40:53.177449368 -0500
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@@ -6925,6 +6925,11 @@ intel_modeset_check_state(struct drm_dev
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struct intel_encoder *encoder;
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struct intel_connector *connector;
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+ /* oh hush */
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+ extern int i915_in_tv_detect;
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+ if (i915_in_tv_detect)
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+ return;
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+
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list_for_each_entry(connector, &dev->mode_config.connector_list,
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base.head) {
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/* This also checks the encoder/connector hw state with the
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diff -up linux-3.7.5-202.fc18.x86_64/drivers/gpu/drm/i915/intel_tv.c.jx linux-3.7.5-202.fc18.x86_64/drivers/gpu/drm/i915/intel_tv.c
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--- linux-3.7.5-202.fc18.x86_64/drivers/gpu/drm/i915/intel_tv.c.jx 2012-12-10 22:30:57.000000000 -0500
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+++ linux-3.7.5-202.fc18.x86_64/drivers/gpu/drm/i915/intel_tv.c 2013-01-30 12:39:34.318593585 -0500
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@@ -1296,6 +1296,8 @@ static void intel_tv_find_better_format(
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connector->dev->mode_config.tv_mode_property, i);
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}
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+int i915_in_tv_detect = 0;
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+
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/**
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* Detect the TV connection.
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*
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@@ -1314,11 +1316,15 @@ intel_tv_detect(struct drm_connector *co
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if (force) {
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struct intel_load_detect_pipe tmp;
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+ i915_in_tv_detect = 1;
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if (intel_get_load_detect_pipe(connector, &mode, &tmp)) {
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type = intel_tv_detect_type(intel_tv, connector);
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intel_release_load_detect_pipe(connector, &tmp);
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- } else
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+ i915_in_tv_detect = 0;
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+ } else {
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+ i915_in_tv_detect = 0;
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return connector_status_unknown;
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+ }
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} else
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return connector->status;
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