Merge tag 'drm-intel-next-fixes-2015-08-16' of git://anongit.freedesktop.org/drm-intel into drm-next

Bunch more fixes for 4.3, most of it skl fallout. It's not quite all yet,
there's still a few more patches pending to enable DDI-E correctly on skl.
Also included the dpms atomic work from Maarten since atomic is just a
pain and not including would cause piles of conflicts right from the
start.

* tag 'drm-intel-next-fixes-2015-08-16' of git://anongit.freedesktop.org/drm-intel: (67 commits)
  drm/i915: Per-DDI I_boost override
  drm/i915/skl: WaIgnoreDDIAStrap is forever, always init DDI A
  drm/i915: fix checksum write for automated test reply
  drm/i915: Contain the WA_REG macro
  drm/i915: Remove the failed context from the fpriv->context_idr
  drm/i915: Report IOMMU enabled status for GPU hangs
  drm/i915: Check idle to active before processing CSQ
  drm/i915: Set alternate aux for DDI-E
  drm/i915: Set power domain for DDI-E
  drm/i915: fix stolen bios_reserved checks
  drm/i915: Use masked write for Context Status Buffer Pointer
  drm/i915/skl WaDisableSbeCacheDispatchPortSharing
  drm/i915: Spam less on dp aux send/receive problems
  drm/i915: Handle return value in intel_pin_and_fence_fb_obj, v2.
  drm/i915: Only update mode related state if a modeset happened.
  drm/i915: Remove connectors_active.
  drm/i915: Remove connectors_active from intel_dp.c, v2.
  drm/i915: Remove connectors_active from sanitization, v2.
  drm/i915: Get rid of dpms handling.
  drm/i915: Make crtc checking use the atomic state, v2.
  ...

1 files changed, 13 insertions, 7 deletions

diff --git a/drivers/gpu/drm/i915/intel_hotplug.c b/drivers/gpu/drm/i915/intel_hotplug.c
index 3c9171f11531..032a0bf75f3b 100644
--- a/drivers/gpu/drm/i915/intel_hotplug.c
+++ b/drivers/gpu/drm/i915/intel_hotplug.c
@@ -76,17 +76,23 @@
  * it will use i915_hotplug_work_func where this logic is handled.
  */
 
-enum port intel_hpd_pin_to_port(enum hpd_pin pin)
+bool intel_hpd_pin_to_port(enum hpd_pin pin, enum port *port)
 {
 	switch (pin) {
+	case HPD_PORT_A:
+		*port = PORT_A;
+		return true;
 	case HPD_PORT_B:
-		return PORT_B;
+		*port = PORT_B;
+		return true;
 	case HPD_PORT_C:
-		return PORT_C;
+		*port = PORT_C;
+		return true;
 	case HPD_PORT_D:
-		return PORT_D;
+		*port = PORT_D;
+		return true;
 	default:
-		return PORT_A; /* no hpd */
+		return false;	/* no hpd */
 	}
 }
 
@@ -369,8 +375,8 @@ void intel_hpd_irq_handler(struct drm_device *dev,
 		if (!(BIT(i) & pin_mask))
 			continue;
 
-		port = intel_hpd_pin_to_port(i);
-		is_dig_port = port && dev_priv->hotplug.irq_port[port];
+		is_dig_port = intel_hpd_pin_to_port(i, &port) &&
+			      dev_priv->hotplug.irq_port[port];
 
 		if (is_dig_port) {
 			bool long_hpd = long_mask & BIT(i);