Temporary work around to avoid spurious crt hotplug interrupts.
Signed-off-by: Vijay Purushothaman <vijay.a.purushotha...@intel.com>
Signed-off-by: Gajanan Bhat <gajanan.b...@intel.com>
---
drivers/gpu/drm/i915/intel_crt.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index c42b980..5f30364 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -308,6 +308,13 @@ static bool valleyview_crt_detect_hotplug(struct
drm_connector *connector)
bool ret;
u32 save_adpa;
+ /*
+ * Disable crt detect hotplug for VLV X0. Spurious hot plug
+ * detect calls crashses the X0 system
+ */
+ if (IS_VALLEYVIEW(dev))
+ return false;
+
save_adpa = adpa = I915_READ(ADPA);
DRM_DEBUG_KMS("trigger hotplug detect cycle: adpa=0x%x\n", adpa);
--
1.7.9.5
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