On Tue, 14 Feb 2012 22:09:15 +0100, Ben Widawsky <ben at bwidawsk.net> wrote:
> Extend the flag parameter to support the context id (from the create
> IOCTL) so that userspace can associate a context with the batchbuffer.
>
> Signed-off-by: Ben Widawsky <ben at bwidawsk.net>
> @@ -1270,6 +1272,14 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
>
> exec_start = batch_obj->gtt_offset + args->batch_start_offset;
> exec_len = args->batch_len;
> +
> + if (ring->last_context) {
> + context = i915_get_context(file, ctx_id);
Add code here to handle context == NULL and erroring out, since
i915_switch_context() just BUG_ONs.
> + ret = i915_switch_context(ring, context, &seqno);
> + if (ret)
> + goto err;
> + }
> +
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