drm/i915: Reject the pin ioctl on gen6+

Especially with ppgtt this kinda stopped making sense. And if we
indeed need this to hack around an issue, we need something that also
works for non-root.

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 f3b0025998db1310580f39df245253c384a8b115..9ff3509657530b175198d359b9e2e0c10d19f395 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3916,6 +3916,9 @@ i915_gem_pin_ioctl(struct drm_device *dev, void *data,
        struct drm_i915_gem_object *obj;
        int ret;
 
+       if (INTEL_INFO(dev)->gen >= 6)
+               return -ENODEV;
+
        ret = i915_mutex_lock_interruptible(dev);
        if (ret)
                return ret;