diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-02-09 17:15:47 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-02-09 21:25:23 +0100 |
| commit | 7bddb01fb9697afd5d39bb69dd9f782a28063101 (patch) | |
| tree | cf8d8b67d4bac35a611073a6723228d074960036 /drivers/gpu/drm/i915/i915_gem_execbuffer.c | |
| parent | 1d2a314c97ceaf383de8e23cdde46729927d433c (diff) | |
drm/i915: ppgtt binding/unbinding support
This adds support to bind/unbind objects and wires it up. Objects are
only put into the ppgtt when necessary, i.e. at execbuf time.
Objects are still unconditionally put into the global gtt.
v2: Kill the quick hack and explicitly pass cache_level to ppgtt_bind
like for the global gtt function. Noticed by Chris Wilson.
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Tested-by: Chris Wilson <chris@chris-wilson.co.uk>
Tested-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_execbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_execbuffer.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index b964998b5e2..9835b2efd93 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -515,6 +515,7 @@ i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring, struct drm_file *file, struct list_head *objects) { + drm_i915_private_t *dev_priv = ring->dev->dev_private; struct drm_i915_gem_object *obj; int ret, retry; bool has_fenced_gpu_access = INTEL_INFO(ring->dev)->gen < 4; @@ -623,6 +624,14 @@ i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring, } i915_gem_object_unpin(obj); + + /* ... and ensure ppgtt mapping exist if needed. */ + if (dev_priv->mm.aliasing_ppgtt && !obj->has_aliasing_ppgtt_mapping) { + i915_ppgtt_bind_object(dev_priv->mm.aliasing_ppgtt, + obj, obj->cache_level); + + obj->has_aliasing_ppgtt_mapping = 1; + } } if (ret != -ENOSPC || retry > 1) |