On Tue, 19 Jun 2012 17:16:01 +0200
daniel.vetter at ffwll.ch wrote:
> From: Daniel Vetter <daniel.vetter at ffwll.ch>
>
> Otherwise userspace has no way to figure this out.
>
> Signed-Off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
It would probably be ideal to change the if DRIVER_GEM stuff to return
something else, just to make things a bit clearer to people.
Either way it's
Reviewed-by: Ben Widawsky <ben at bwidawsk.net>
> ---
> drivers/gpu/drm/i915/i915_gem_context.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
> index fe3f21f..8f533cf 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;
--
Ben Widawsky, Intel Open Source Technology Center
