diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 54 |
1 files changed, 28 insertions, 26 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index c2f09d456300..b7f1742caf87 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -285,14 +285,16 @@ static int gen7_ring_fbc_flush(struct intel_ring_buffer *ring, u32 value) if (!ring->fbc_dirty) return 0; - ret = intel_ring_begin(ring, 4); + ret = intel_ring_begin(ring, 6); if (ret) return ret; - intel_ring_emit(ring, MI_NOOP); /* WaFbcNukeOn3DBlt:ivb/hsw */ intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1)); intel_ring_emit(ring, MSG_FBC_REND_STATE); intel_ring_emit(ring, value); + intel_ring_emit(ring, MI_STORE_REGISTER_MEM(1) | MI_SRM_LRM_GLOBAL_GTT); + intel_ring_emit(ring, MSG_FBC_REND_STATE); + intel_ring_emit(ring, ring->scratch.gtt_offset + 256); intel_ring_advance(ring); ring->fbc_dirty = false; @@ -354,7 +356,7 @@ gen7_render_ring_flush(struct intel_ring_buffer *ring, intel_ring_emit(ring, 0); intel_ring_advance(ring); - if (flush_domains) + if (!invalidate_domains && flush_domains) return gen7_ring_fbc_flush(ring, FBC_REND_NUKE); return 0; @@ -436,7 +438,7 @@ static int init_ring_common(struct intel_ring_buffer *ring) int ret = 0; u32 head; - gen6_gt_force_wake_get(dev_priv); + gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); if (I915_NEED_GFX_HWS(dev)) intel_ring_setup_status_page(ring); @@ -509,7 +511,7 @@ static int init_ring_common(struct intel_ring_buffer *ring) memset(&ring->hangcheck, 0, sizeof(ring->hangcheck)); out: - gen6_gt_force_wake_put(dev_priv); + gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL); return ret; } @@ -661,19 +663,22 @@ gen6_add_request(struct intel_ring_buffer *ring) struct drm_device *dev = ring->dev; struct drm_i915_private *dev_priv = dev->dev_private; struct intel_ring_buffer *useless; - int i, ret; + int i, ret, num_dwords = 4; - ret = intel_ring_begin(ring, ((I915_NUM_RINGS-1) * - MBOX_UPDATE_DWORDS) + - 4); + if (i915_semaphore_is_enabled(dev)) + num_dwords += ((I915_NUM_RINGS-1) * MBOX_UPDATE_DWORDS); +#undef MBOX_UPDATE_DWORDS + + ret = intel_ring_begin(ring, num_dwords); if (ret) return ret; -#undef MBOX_UPDATE_DWORDS - for_each_ring(useless, dev_priv, i) { - u32 mbox_reg = ring->signal_mbox[i]; - if (mbox_reg != GEN6_NOSYNC) - update_mboxes(ring, mbox_reg); + if (i915_semaphore_is_enabled(dev)) { + for_each_ring(useless, dev_priv, i) { + u32 mbox_reg = ring->signal_mbox[i]; + if (mbox_reg != GEN6_NOSYNC) + update_mboxes(ring, mbox_reg); + } } intel_ring_emit(ring, MI_STORE_DWORD_INDEX); @@ -1030,11 +1035,6 @@ gen6_ring_get_irq(struct intel_ring_buffer *ring) if (!dev->irq_enabled) return false; - /* It looks like we need to prevent the gt from suspending while waiting - * for an notifiy irq, otherwise irqs seem to get lost on at least the - * blt/bsd rings on ivb. */ - gen6_gt_force_wake_get(dev_priv); - spin_lock_irqsave(&dev_priv->irq_lock, flags); if (ring->irq_refcount++ == 0) { if (HAS_L3_DPF(dev) && ring->id == RCS) @@ -1066,8 +1066,6 @@ gen6_ring_put_irq(struct intel_ring_buffer *ring) ilk_disable_gt_irq(dev_priv, ring->irq_enable_mask); } spin_unlock_irqrestore(&dev_priv->irq_lock, flags); - - gen6_gt_force_wake_put(dev_priv); } static bool @@ -1611,8 +1609,8 @@ intel_ring_alloc_seqno(struct intel_ring_buffer *ring) return i915_gem_get_seqno(ring->dev, &ring->outstanding_lazy_seqno); } -static int __intel_ring_begin(struct intel_ring_buffer *ring, - int bytes) +static int __intel_ring_prepare(struct intel_ring_buffer *ring, + int bytes) { int ret; @@ -1628,7 +1626,6 @@ static int __intel_ring_begin(struct intel_ring_buffer *ring, return ret; } - ring->space -= bytes; return 0; } @@ -1643,12 +1640,17 @@ int intel_ring_begin(struct intel_ring_buffer *ring, if (ret) return ret; + ret = __intel_ring_prepare(ring, num_dwords * sizeof(uint32_t)); + if (ret) + return ret; + /* Preallocate the olr before touching the ring */ ret = intel_ring_alloc_seqno(ring); if (ret) return ret; - return __intel_ring_begin(ring, num_dwords * sizeof(uint32_t)); + ring->space -= num_dwords * sizeof(uint32_t); + return 0; } void intel_ring_init_seqno(struct intel_ring_buffer *ring, u32 seqno) @@ -1838,7 +1840,7 @@ static int gen6_ring_flush(struct intel_ring_buffer *ring, } intel_ring_advance(ring); - if (IS_GEN7(dev) && flush) + if (IS_GEN7(dev) && !invalidate && flush) return gen7_ring_fbc_flush(ring, FBC_REND_CACHE_CLEAN); return 0; |