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drm/i915: add I915_EXEC_VEBOX to i915_gem_do_execbuffer()

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A user can run batchbuffer via VEBOX ring.

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Xiang, Haihao 2013-05-28 19:22:33 -07:00 committed by Daniel Vetter
parent 9010ebfd2b
commit 82f91b6e93
2 changed files with 10 additions and 0 deletions
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9
drivers/gpu/drm/i915/i915_gem_execbuffer.c
View file

@ -885,6 +885,15 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
return -EPERM;
}
break;
case I915_EXEC_VEBOX:
ring = &dev_priv->ring[VECS];
if (ctx_id != 0) {
DRM_DEBUG("Ring %s doesn't support contexts\n",
ring->name);
return -EPERM;
}
break;
default:
DRM_DEBUG("execbuf with unknown ring: %d\n",
(int)(args->flags & I915_EXEC_RING_MASK));

1
include/uapi/drm/i915_drm.h
View file

@ -660,6 +660,7 @@ struct drm_i915_gem_execbuffer2 {
#define I915_EXEC_RENDER (1<<0)
#define I915_EXEC_BSD (2<<0)
#define I915_EXEC_BLT (3<<0)
#define I915_EXEC_VEBOX (4<<0)
/* Used for switching the constants addressing mode on gen4+ RENDER ring.
* Gen6+ only supports relative addressing to dynamic state (default) and