diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_crt.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_crt.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 590f81c8f594..046027fa9731 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -151,13 +151,10 @@ static bool intel_igdng_crt_detect_hotplug(struct drm_connector *connector) { struct drm_device *dev = connector->dev; struct drm_i915_private *dev_priv = dev->dev_private; - u32 adpa, temp; + u32 adpa; bool ret; - temp = adpa = I915_READ(PCH_ADPA); - - adpa &= ~ADPA_DAC_ENABLE; - I915_WRITE(PCH_ADPA, adpa); + adpa = I915_READ(PCH_ADPA); adpa &= ~ADPA_CRT_HOTPLUG_MASK; @@ -184,8 +181,6 @@ static bool intel_igdng_crt_detect_hotplug(struct drm_connector *connector) else ret = false; - /* restore origin register */ - I915_WRITE(PCH_ADPA, temp); return ret; } @@ -239,8 +234,8 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector) } while (time_after(timeout, jiffies)); } - if ((I915_READ(PORT_HOTPLUG_STAT) & CRT_HOTPLUG_MONITOR_MASK) == - CRT_HOTPLUG_MONITOR_COLOR) + if ((I915_READ(PORT_HOTPLUG_STAT) & CRT_HOTPLUG_MONITOR_MASK) != + CRT_HOTPLUG_MONITOR_NONE) return true; return false; |