From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Fri, 21 Feb 2014 14:26:47 +0000 (+0200)
Subject: drm/i915: Don't ban default context when stop_rings!=0
X-Git-Tag: v3.15-rc1~51^2~55^2~66
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=ccc7bed05e27a654db1e9e248ce5fb291c12add1;p=linux.git

drm/i915: Don't ban default context when stop_rings!=0

If we've explicitly stopped the rings for testing purposes, don't ban
the default context. Fixes kms_flip hang tests.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Acked-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 6978e692cd82..0ec1080b1912 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2255,14 +2255,13 @@ static bool i915_context_is_banned(struct drm_i915_private *dev_priv,
 		return true;
 
 	if (elapsed <= DRM_I915_CTX_BAN_PERIOD) {
-		if (dev_priv->gpu_error.stop_rings == 0 &&
-		    i915_gem_context_is_default(ctx)) {
-			DRM_ERROR("gpu hanging too fast, banning!\n");
-		} else {
+		if (!i915_gem_context_is_default(ctx)) {
 			DRM_DEBUG("context hanging too fast, banning!\n");
+			return true;
+		} else if (dev_priv->gpu_error.stop_rings == 0) {
+			DRM_ERROR("gpu hanging too fast, banning!\n");
+			return true;
 		}
-
-		return true;
 	}
 
 	return false;