diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 96 |
1 files changed, 85 insertions, 11 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 2dec134f75eb..2fda12607b78 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1066,6 +1066,52 @@ hsw_vebox_put_irq(struct intel_ring_buffer *ring) spin_unlock_irqrestore(&dev_priv->irq_lock, flags); } +static bool +gen8_ring_get_irq(struct intel_ring_buffer *ring) +{ + struct drm_device *dev = ring->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + unsigned long flags; + + if (!dev->irq_enabled) + return false; + + spin_lock_irqsave(&dev_priv->irq_lock, flags); + if (ring->irq_refcount++ == 0) { + if (HAS_L3_DPF(dev) && ring->id == RCS) { + I915_WRITE_IMR(ring, + ~(ring->irq_enable_mask | + GT_RENDER_L3_PARITY_ERROR_INTERRUPT)); + } else { + I915_WRITE_IMR(ring, ~ring->irq_enable_mask); + } + POSTING_READ(RING_IMR(ring->mmio_base)); + } + spin_unlock_irqrestore(&dev_priv->irq_lock, flags); + + return true; +} + +static void +gen8_ring_put_irq(struct intel_ring_buffer *ring) +{ + struct drm_device *dev = ring->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + unsigned long flags; + + spin_lock_irqsave(&dev_priv->irq_lock, flags); + if (--ring->irq_refcount == 0) { + if (HAS_L3_DPF(dev) && ring->id == RCS) { + I915_WRITE_IMR(ring, + ~GT_RENDER_L3_PARITY_ERROR_INTERRUPT); + } else { + I915_WRITE_IMR(ring, ~0); + } + POSTING_READ(RING_IMR(ring->mmio_base)); + } + spin_unlock_irqrestore(&dev_priv->irq_lock, flags); +} + static int i965_dispatch_execbuffer(struct intel_ring_buffer *ring, u32 offset, u32 length, @@ -1732,8 +1778,13 @@ int intel_init_render_ring_buffer(struct drm_device *dev) ring->flush = gen7_render_ring_flush; if (INTEL_INFO(dev)->gen == 6) ring->flush = gen6_render_ring_flush; - ring->irq_get = gen6_ring_get_irq; - ring->irq_put = gen6_ring_put_irq; + if (INTEL_INFO(dev)->gen >= 8) { + ring->irq_get = gen8_ring_get_irq; + ring->irq_put = gen8_ring_put_irq; + } else { + ring->irq_get = gen6_ring_get_irq; + ring->irq_put = gen6_ring_put_irq; + } ring->irq_enable_mask = GT_RENDER_USER_INTERRUPT; ring->get_seqno = gen6_ring_get_seqno; ring->set_seqno = ring_set_seqno; @@ -1897,9 +1948,16 @@ int intel_init_bsd_ring_buffer(struct drm_device *dev) ring->add_request = gen6_add_request; ring->get_seqno = gen6_ring_get_seqno; ring->set_seqno = ring_set_seqno; - ring->irq_enable_mask = GT_BSD_USER_INTERRUPT; - ring->irq_get = gen6_ring_get_irq; - ring->irq_put = gen6_ring_put_irq; + if (INTEL_INFO(dev)->gen >= 8) { + ring->irq_enable_mask = + GT_RENDER_USER_INTERRUPT << GEN8_VCS1_IRQ_SHIFT; + ring->irq_get = gen8_ring_get_irq; + ring->irq_put = gen8_ring_put_irq; + } else { + ring->irq_enable_mask = GT_BSD_USER_INTERRUPT; + ring->irq_get = gen6_ring_get_irq; + ring->irq_put = gen6_ring_put_irq; + } ring->dispatch_execbuffer = gen6_ring_dispatch_execbuffer; ring->sync_to = gen6_ring_sync; ring->semaphore_register[RCS] = MI_SEMAPHORE_SYNC_VR; @@ -1946,9 +2004,16 @@ int intel_init_blt_ring_buffer(struct drm_device *dev) ring->add_request = gen6_add_request; ring->get_seqno = gen6_ring_get_seqno; ring->set_seqno = ring_set_seqno; - ring->irq_enable_mask = GT_BLT_USER_INTERRUPT; - ring->irq_get = gen6_ring_get_irq; - ring->irq_put = gen6_ring_put_irq; + if (INTEL_INFO(dev)->gen >= 8) { + ring->irq_enable_mask = + GT_RENDER_USER_INTERRUPT << GEN8_BCS_IRQ_SHIFT; + ring->irq_get = gen8_ring_get_irq; + ring->irq_put = gen8_ring_put_irq; + } else { + ring->irq_enable_mask = GT_BLT_USER_INTERRUPT; + ring->irq_get = gen6_ring_get_irq; + ring->irq_put = gen6_ring_put_irq; + } ring->dispatch_execbuffer = gen6_ring_dispatch_execbuffer; ring->sync_to = gen6_ring_sync; ring->semaphore_register[RCS] = MI_SEMAPHORE_SYNC_BR; @@ -1978,10 +2043,19 @@ int intel_init_vebox_ring_buffer(struct drm_device *dev) ring->add_request = gen6_add_request; ring->get_seqno = gen6_ring_get_seqno; ring->set_seqno = ring_set_seqno; - ring->irq_enable_mask = PM_VEBOX_USER_INTERRUPT; - ring->irq_get = hsw_vebox_get_irq; - ring->irq_put = hsw_vebox_put_irq; ring->dispatch_execbuffer = gen6_ring_dispatch_execbuffer; + + if (INTEL_INFO(dev)->gen >= 8) { + ring->irq_enable_mask = + (GT_RENDER_USER_INTERRUPT << GEN8_VECS_IRQ_SHIFT) | + GT_RENDER_CS_MASTER_ERROR_INTERRUPT; + ring->irq_get = gen8_ring_get_irq; + ring->irq_put = gen8_ring_put_irq; + } else { + ring->irq_enable_mask = PM_VEBOX_USER_INTERRUPT; + ring->irq_get = hsw_vebox_get_irq; + ring->irq_put = hsw_vebox_put_irq; + } ring->sync_to = gen6_ring_sync; ring->semaphore_register[RCS] = MI_SEMAPHORE_SYNC_VER; ring->semaphore_register[VCS] = MI_SEMAPHORE_SYNC_VEV; |