diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index e1aac25fc84..88196808cc4 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -832,6 +832,31 @@ static inline bool i915_gem_has_seqno_wrapped(struct drm_device *dev, * @signaller - ring which has, or will signal * @seqno - seqno which the waiter will block on */ + +static int +gen8_ring_sync(struct intel_engine_cs *waiter, + struct intel_engine_cs *signaller, + u32 seqno) +{ + struct drm_i915_private *dev_priv = waiter->dev->dev_private; + int ret; + + ret = intel_ring_begin(waiter, 4); + if (ret) + return ret; + + intel_ring_emit(waiter, MI_SEMAPHORE_WAIT | + MI_SEMAPHORE_GLOBAL_GTT | + MI_SEMAPHORE_SAD_GTE_SDD); + intel_ring_emit(waiter, seqno); + intel_ring_emit(waiter, + lower_32_bits(GEN8_WAIT_OFFSET(waiter, signaller->id))); + intel_ring_emit(waiter, + upper_32_bits(GEN8_WAIT_OFFSET(waiter, signaller->id))); + intel_ring_advance(waiter); + return 0; +} + static int gen6_ring_sync(struct intel_engine_cs *waiter, struct intel_engine_cs *signaller, @@ -2056,7 +2081,7 @@ int intel_init_render_ring_buffer(struct drm_device *dev) ring->set_seqno = ring_set_seqno; if (i915_semaphore_is_enabled(dev)) { WARN_ON(!dev_priv->semaphore_obj); - ring->semaphore.sync_to = gen6_ring_sync; + ring->semaphore.sync_to = gen8_ring_sync; ring->semaphore.signal = gen8_rcs_signal; GEN8_RING_SEMAPHORE_INIT; } @@ -2267,7 +2292,7 @@ int intel_init_bsd_ring_buffer(struct drm_device *dev) ring->dispatch_execbuffer = gen8_ring_dispatch_execbuffer; if (i915_semaphore_is_enabled(dev)) { - ring->semaphore.sync_to = gen6_ring_sync; + ring->semaphore.sync_to = gen8_ring_sync; ring->semaphore.signal = gen8_xcs_signal; GEN8_RING_SEMAPHORE_INIT; } @@ -2343,8 +2368,8 @@ int intel_init_bsd2_ring_buffer(struct drm_device *dev) ring->irq_put = gen8_ring_put_irq; ring->dispatch_execbuffer = gen8_ring_dispatch_execbuffer; - ring->semaphore.sync_to = gen6_ring_sync; if (i915_semaphore_is_enabled(dev)) { + ring->semaphore.sync_to = gen8_ring_sync; ring->semaphore.signal = gen8_xcs_signal; GEN8_RING_SEMAPHORE_INIT; } @@ -2374,7 +2399,7 @@ int intel_init_blt_ring_buffer(struct drm_device *dev) ring->irq_put = gen8_ring_put_irq; ring->dispatch_execbuffer = gen8_ring_dispatch_execbuffer; if (i915_semaphore_is_enabled(dev)) { - ring->semaphore.sync_to = gen6_ring_sync; + ring->semaphore.sync_to = gen8_ring_sync; ring->semaphore.signal = gen8_xcs_signal; GEN8_RING_SEMAPHORE_INIT; } @@ -2432,7 +2457,7 @@ int intel_init_vebox_ring_buffer(struct drm_device *dev) ring->irq_put = gen8_ring_put_irq; ring->dispatch_execbuffer = gen8_ring_dispatch_execbuffer; if (i915_semaphore_is_enabled(dev)) { - ring->semaphore.sync_to = gen6_ring_sync; + ring->semaphore.sync_to = gen8_ring_sync; ring->semaphore.signal = gen8_xcs_signal; GEN8_RING_SEMAPHORE_INIT; } |