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Commit 82f91b6e authored by Xiang, Haihao's avatar Xiang, Haihao Committed by Daniel Vetter
Browse files

drm/i915: add I915_EXEC_VEBOX to i915_gem_do_execbuffer() 



A user can run batchbuffer via VEBOX ring.

Signed-off-by: default avatarXiang, Haihao <haihao.xiang@intel.com>
Reviewed-by: default avatarDamien Lespiau <damien.lespiau@intel.com>
Signed-off-by: default avatarBen Widawsky <ben@bwidawsk.net>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 9010ebfd

drivers/gpu/drm/i915/i915_gem_execbuffer.c

+9 −0
Original line number Original line Diff line number Diff line
@@ -885,6 +885,15 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, 
			return -EPERM;

			return -EPERM;

		}

		}

		break;

		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:

	default:

		DRM_DEBUG("execbuf with unknown ring: %d\n",

		DRM_DEBUG("execbuf with unknown ring: %d\n",

			  (int)(args->flags & I915_EXEC_RING_MASK));

			  (int)(args->flags & I915_EXEC_RING_MASK));

include/uapi/drm/i915_drm.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -660,6 +660,7 @@ struct drm_i915_gem_execbuffer2 { 
#define I915_EXEC_RENDER                 (1<<0)

#define I915_EXEC_RENDER                 (1<<0)

#define I915_EXEC_BSD                    (2<<0)

#define I915_EXEC_BSD                    (2<<0)

#define I915_EXEC_BLT                    (3<<0)

#define I915_EXEC_BLT                    (3<<0)

#define I915_EXEC_VEBOX                  (4<<0)





/* Used for switching the constants addressing mode on gen4+ RENDER ring.

/* Used for switching the constants addressing mode on gen4+ RENDER ring.

 * Gen6+ only supports relative addressing to dynamic state (default) and

 * Gen6+ only supports relative addressing to dynamic state (default) and