diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.h | 2 |
2 files changed, 9 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 46f2696bf886..b308e73fcfae 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -52,9 +52,14 @@ static unsigned int __intel_ring_space(unsigned int head, return (head - tail - CACHELINE_BYTES) & (size - 1); } -void intel_ring_update_space(struct intel_ring *ring) +unsigned int intel_ring_update_space(struct intel_ring *ring) { - ring->space = __intel_ring_space(ring->head, ring->emit, ring->size); + unsigned int space; + + space = __intel_ring_space(ring->head, ring->emit, ring->size); + + ring->space = space; + return space; } static int @@ -1659,8 +1664,7 @@ static int wait_for_space(struct drm_i915_gem_request *req, int bytes) lockdep_assert_held(&req->i915->drm.struct_mutex); - intel_ring_update_space(ring); - if (ring->space >= bytes) + if (intel_ring_update_space(ring) >= bytes) return 0; /* diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 650ab884d6c8..3e343b09eeb6 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -486,7 +486,7 @@ int intel_ring_pin(struct intel_ring *ring, struct drm_i915_private *i915, unsigned int offset_bias); void intel_ring_reset(struct intel_ring *ring, u32 tail); -void intel_ring_update_space(struct intel_ring *ring); +unsigned int intel_ring_update_space(struct intel_ring *ring); void intel_ring_unpin(struct intel_ring *ring); void intel_ring_free(struct intel_ring *ring); |