Check encoder has real enabled crtc for TV detect, and
fix missing TV type setting after detect.
Signed-off-by: Zhenyu Wang <zhenyu.z.w...@intel.com>
---
drivers/gpu/drm/i915/intel_tv.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 5c406a1..f95dc4d 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1406,6 +1406,7 @@ intel_tv_detect_type (struct drm_crtc *crtc, struct
intel_output *intel_output)
tv_dac = I915_READ(TV_DAC);
I915_WRITE(TV_DAC, save_tv_dac);
I915_WRITE(TV_CTL, save_tv_ctl);
+ intel_wait_for_vblank(dev);
}
/*
* A B C
@@ -1456,7 +1457,7 @@ intel_tv_detect(struct drm_connector *connector)
mode = reported_modes[0];
drm_mode_set_crtcinfo(&mode, CRTC_INTERLACE_HALVE_V);
- if (encoder->crtc) {
+ if (encoder->crtc && encoder->crtc->enabled) {
type = intel_tv_detect_type(encoder->crtc, intel_output);
} else {
crtc = intel_get_load_detect_pipe(intel_output, &mode,
&dpms_mode);
@@ -1467,6 +1468,8 @@ intel_tv_detect(struct drm_connector *connector)
type = -1;
}
+ tv_priv->type = type;
+
if (type < 0)
return connector_status_disconnected;
--
1.5.6.5
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