Commit 77f01230 authored by Chris Wilson's avatar Chris Wilson

drm/i915: Clear GPU read domains on reset

Clear the GPU read domain for the inactive objects on a reset so that
they are correctly invalidated on reuse.
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
parent 9375e446
......@@ -391,6 +391,11 @@ int i965_reset(struct drm_device *dev, u8 flags)
*/
i915_gem_reset_flushing_list(dev);
/* Move everything out of the GPU domains to ensure we do any
* necessary invalidation upon reuse.
*/
i915_gem_reset_inactive_gpu_domains(dev);
/*
* Set the domains we want to reset (GRDOM/bits 2 and 3) as
* well as the reset bit (GR/bit 0). Setting the GR bit
......
......@@ -998,6 +998,7 @@ int i915_gem_object_put_fence_reg(struct drm_gem_object *obj,
bool interruptible);
void i915_gem_retire_requests(struct drm_device *dev);
void i915_gem_reset_flushing_list(struct drm_device *dev);
void i915_gem_reset_inactive_gpu_domains(struct drm_device *dev);
void i915_gem_clflush_object(struct drm_gem_object *obj);
int i915_gem_object_set_domain(struct drm_gem_object *obj,
uint32_t read_domains,
......
......@@ -1699,6 +1699,19 @@ void i915_gem_reset_flushing_list(struct drm_device *dev)
}
}
void i915_gem_reset_inactive_gpu_domains(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj_priv;
list_for_each_entry(obj_priv,
&dev_priv->mm.inactive_list,
list)
{
obj_priv->base.read_domains &= ~I915_GEM_GPU_DOMAINS;
}
}
/**
* This function clears the request list as sequence numbers are passed.
*/
......
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