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authorDaniel Vetter <daniel.vetter@ffwll.ch>2012-06-19 17:16:01 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2012-06-20 11:19:20 +0200
commit5fa8be65e950e4f2a4e7dc31f823fca41b9e650e (patch)
tree28911378984e09c52d2a1d8a30ae5d48acbd339c /drivers
parent73c273eb7547d2557b49f9d1f42e298145c1e635 (diff)
drm/i915: return -ENODEV if hw context are not supported
Otherwise userspace has no way to figure this out. Reviewed-by: Ben Widawsky <ben@bwidawsk.net> Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_context.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index 1b5041c5256..e58e8366f47 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -480,6 +480,7 @@ int i915_switch_context(struct intel_ring_buffer *ring,
int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
struct drm_file *file)
{
+ struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_context_create *args = data;
struct drm_i915_file_private *file_priv = file->driver_priv;
struct i915_hw_context *ctx;
@@ -488,6 +489,9 @@ int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
if (!(dev->driver->driver_features & DRIVER_GEM))
return -ENODEV;
+ if (dev_priv->hw_contexts_disabled)
+ return -ENODEV;
+
ret = i915_mutex_lock_interruptible(dev);
if (ret)
return ret;