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-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c15
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.h1
2 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 12703ea27259..21bfc69e9dc6 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1892,17 +1892,20 @@ int intel_ring_pin(struct intel_ring *ring)
{
/* Ring wraparound at offset 0 sometimes hangs. No idea why. */
unsigned int flags = PIN_GLOBAL | PIN_OFFSET_BIAS | 4096;
+ enum i915_map_type map;
struct i915_vma *vma = ring->vma;
void *addr;
int ret;
GEM_BUG_ON(ring->vaddr);
- if (ring->needs_iomap)
+ map = HAS_LLC(ring->engine->i915) ? I915_MAP_WB : I915_MAP_WC;
+
+ if (vma->obj->stolen)
flags |= PIN_MAPPABLE;
if (!(vma->flags & I915_VMA_GLOBAL_BIND)) {
- if (flags & PIN_MAPPABLE)
+ if (flags & PIN_MAPPABLE || map == I915_MAP_WC)
ret = i915_gem_object_set_to_gtt_domain(vma->obj, true);
else
ret = i915_gem_object_set_to_cpu_domain(vma->obj, true);
@@ -1914,10 +1917,10 @@ int intel_ring_pin(struct intel_ring *ring)
if (unlikely(ret))
return ret;
- if (flags & PIN_MAPPABLE)
+ if (i915_vma_is_map_and_fenceable(vma))
addr = (void __force *)i915_vma_pin_iomap(vma);
else
- addr = i915_gem_object_pin_map(vma->obj, I915_MAP_WB);
+ addr = i915_gem_object_pin_map(vma->obj, map);
if (IS_ERR(addr))
goto err;
@@ -1934,7 +1937,7 @@ void intel_ring_unpin(struct intel_ring *ring)
GEM_BUG_ON(!ring->vma);
GEM_BUG_ON(!ring->vaddr);
- if (ring->needs_iomap)
+ if (i915_vma_is_map_and_fenceable(ring->vma))
i915_vma_unpin_iomap(ring->vma);
else
i915_gem_object_unpin_map(ring->vma->obj);
@@ -2005,8 +2008,6 @@ intel_engine_create_ring(struct intel_engine_cs *engine, int size)
return ERR_CAST(vma);
}
ring->vma = vma;
- if (!HAS_LLC(engine->i915) || vma->obj->stolen)
- ring->needs_iomap = true;
list_add(&ring->link, &engine->buffers);
return ring;
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index 86612d502c65..84aea549de5d 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -96,7 +96,6 @@ struct intel_ring {
int space;
int size;
int effective_size;
- bool needs_iomap;
/** We track the position of the requests in the ring buffer, and
* when each is retired we increment last_retired_head as the GPU