diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 56 |
1 files changed, 27 insertions, 29 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 6218fa97aa1e..789c47801ba8 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -62,18 +62,9 @@ render_ring_flush(struct intel_ring_buffer *ring, u32 flush_domains) { struct drm_device *dev = ring->dev; - drm_i915_private_t *dev_priv = dev->dev_private; u32 cmd; int ret; -#if WATCH_EXEC - DRM_INFO("%s: invalidate %08x flush %08x\n", __func__, - invalidate_domains, flush_domains); -#endif - - trace_i915_gem_request_flush(dev, dev_priv->next_seqno, - invalidate_domains, flush_domains); - if ((invalidate_domains | flush_domains) & I915_GEM_GPU_DOMAINS) { /* * read/write caches: @@ -122,9 +113,6 @@ render_ring_flush(struct intel_ring_buffer *ring, (IS_G4X(dev) || IS_GEN5(dev))) cmd |= MI_INVALIDATE_ISP; -#if WATCH_EXEC - DRM_INFO("%s: queue flush %08x to ring\n", __func__, cmd); -#endif ret = intel_ring_begin(ring, 2); if (ret) return ret; @@ -612,7 +600,6 @@ ring_add_request(struct intel_ring_buffer *ring, intel_ring_emit(ring, MI_USER_INTERRUPT); intel_ring_advance(ring); - DRM_DEBUG_DRIVER("%s %d\n", ring->name, seqno); *result = seqno; return 0; } @@ -715,11 +702,8 @@ render_ring_dispatch_execbuffer(struct intel_ring_buffer *ring, u32 offset, u32 len) { struct drm_device *dev = ring->dev; - drm_i915_private_t *dev_priv = dev->dev_private; int ret; - trace_i915_gem_request_submit(dev, dev_priv->next_seqno + 1); - if (IS_I830(dev) || IS_845G(dev)) { ret = intel_ring_begin(ring, 4); if (ret) @@ -894,6 +878,10 @@ void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring) /* Disable the ring buffer. The ring must be idle at this point */ dev_priv = ring->dev->dev_private; ret = intel_wait_ring_buffer(ring, ring->size - 8); + if (ret) + DRM_ERROR("failed to quiesce %s whilst cleaning up: %d\n", + ring->name, ret); + I915_WRITE_CTL(ring, 0); drm_core_ioremapfree(&ring->map, ring->dev); @@ -950,13 +938,13 @@ int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n) return 0; } - trace_i915_ring_wait_begin (dev); + trace_i915_ring_wait_begin(ring); end = jiffies + 3 * HZ; do { ring->head = I915_READ_HEAD(ring); ring->space = ring_space(ring); if (ring->space >= n) { - trace_i915_ring_wait_end(dev); + trace_i915_ring_wait_end(ring); return 0; } @@ -970,16 +958,20 @@ int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n) if (atomic_read(&dev_priv->mm.wedged)) return -EAGAIN; } while (!time_after(jiffies, end)); - trace_i915_ring_wait_end (dev); + trace_i915_ring_wait_end(ring); return -EBUSY; } int intel_ring_begin(struct intel_ring_buffer *ring, int num_dwords) { + struct drm_i915_private *dev_priv = ring->dev->dev_private; int n = 4*num_dwords; int ret; + if (unlikely(atomic_read(&dev_priv->mm.wedged))) + return -EIO; + if (unlikely(ring->tail + n > ring->effective_size)) { ret = intel_wrap_ring_buffer(ring); if (unlikely(ret)) @@ -1059,22 +1051,25 @@ static void gen6_bsd_ring_write_tail(struct intel_ring_buffer *ring, } static int gen6_ring_flush(struct intel_ring_buffer *ring, - u32 invalidate_domains, - u32 flush_domains) + u32 invalidate, u32 flush) { + uint32_t cmd; int ret; - if ((flush_domains & I915_GEM_DOMAIN_RENDER) == 0) + if (((invalidate | flush) & I915_GEM_GPU_DOMAINS) == 0) return 0; ret = intel_ring_begin(ring, 4); if (ret) return ret; - intel_ring_emit(ring, MI_FLUSH_DW); - intel_ring_emit(ring, 0); + cmd = MI_FLUSH_DW; + if (invalidate & I915_GEM_GPU_DOMAINS) + cmd |= MI_INVALIDATE_TLB | MI_INVALIDATE_BSD; + intel_ring_emit(ring, cmd); intel_ring_emit(ring, 0); intel_ring_emit(ring, 0); + intel_ring_emit(ring, MI_NOOP); intel_ring_advance(ring); return 0; } @@ -1230,22 +1225,25 @@ static int blt_ring_begin(struct intel_ring_buffer *ring, } static int blt_ring_flush(struct intel_ring_buffer *ring, - u32 invalidate_domains, - u32 flush_domains) + u32 invalidate, u32 flush) { + uint32_t cmd; int ret; - if ((flush_domains & I915_GEM_DOMAIN_RENDER) == 0) + if (((invalidate | flush) & I915_GEM_DOMAIN_RENDER) == 0) return 0; ret = blt_ring_begin(ring, 4); if (ret) return ret; - intel_ring_emit(ring, MI_FLUSH_DW); - intel_ring_emit(ring, 0); + cmd = MI_FLUSH_DW; + if (invalidate & I915_GEM_DOMAIN_RENDER) + cmd |= MI_INVALIDATE_TLB; + intel_ring_emit(ring, cmd); intel_ring_emit(ring, 0); intel_ring_emit(ring, 0); + intel_ring_emit(ring, MI_NOOP); intel_ring_advance(ring); return 0; } |