drm/i915: Catch abuse of I915_EXEC_GEN7_SOL_RESET
Currently we catch it, but silently succeed. Our userspace is better than this. v2: Add DRM_DEBUG (Chris) Testcase: igt/gem_exec_params/sol-reset-* Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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@ -981,8 +981,10 @@ i915_reset_gen7_sol_offsets(struct drm_device *dev,
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struct drm_i915_private *dev_priv = dev->dev_private;
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int ret, i;
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if (!IS_GEN7(dev) || ring != &dev_priv->ring[RCS])
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return 0;
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if (!IS_GEN7(dev) || ring != &dev_priv->ring[RCS]) {
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DRM_DEBUG("sol reset is gen7/rcs only\n");
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return -EINVAL;
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}
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ret = intel_ring_begin(ring, 4 * 3);
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if (ret)
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