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path: root/drivers/gpu/drm/i915/gvt/aperture_gm.c
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Diffstat (limited to 'drivers/gpu/drm/i915/gvt/aperture_gm.c')
-rw-r--r--drivers/gpu/drm/i915/gvt/aperture_gm.c43
1 files changed, 17 insertions, 26 deletions
diff --git a/drivers/gpu/drm/i915/gvt/aperture_gm.c b/drivers/gpu/drm/i915/gvt/aperture_gm.c
index f7bce8603958..3b6caaca9751 100644
--- a/drivers/gpu/drm/i915/gvt/aperture_gm.c
+++ b/drivers/gpu/drm/i915/gvt/aperture_gm.c
@@ -41,44 +41,35 @@ static int alloc_gm(struct intel_vgpu *vgpu, bool high_gm)
{
struct intel_gvt *gvt = vgpu->gvt;
struct drm_i915_private *dev_priv = gvt->dev_priv;
- u32 alloc_flag, search_flag;
+ unsigned int flags;
u64 start, end, size;
struct drm_mm_node *node;
- int retried = 0;
int ret;
if (high_gm) {
- search_flag = DRM_MM_SEARCH_BELOW;
- alloc_flag = DRM_MM_CREATE_TOP;
node = &vgpu->gm.high_gm_node;
size = vgpu_hidden_sz(vgpu);
- start = gvt_hidden_gmadr_base(gvt);
- end = gvt_hidden_gmadr_end(gvt);
+ start = ALIGN(gvt_hidden_gmadr_base(gvt), I915_GTT_PAGE_SIZE);
+ end = ALIGN(gvt_hidden_gmadr_end(gvt), I915_GTT_PAGE_SIZE);
+ flags = PIN_HIGH;
} else {
- search_flag = DRM_MM_SEARCH_DEFAULT;
- alloc_flag = DRM_MM_CREATE_DEFAULT;
node = &vgpu->gm.low_gm_node;
size = vgpu_aperture_sz(vgpu);
- start = gvt_aperture_gmadr_base(gvt);
- end = gvt_aperture_gmadr_end(gvt);
+ start = ALIGN(gvt_aperture_gmadr_base(gvt), I915_GTT_PAGE_SIZE);
+ end = ALIGN(gvt_aperture_gmadr_end(gvt), I915_GTT_PAGE_SIZE);
+ flags = PIN_MAPPABLE;
}
mutex_lock(&dev_priv->drm.struct_mutex);
-search_again:
- ret = drm_mm_insert_node_in_range_generic(&dev_priv->ggtt.base.mm,
- node, size, 4096, 0,
- start, end, search_flag,
- alloc_flag);
- if (ret) {
- ret = i915_gem_evict_something(&dev_priv->ggtt.base,
- size, 4096, 0, start, end, 0);
- if (ret == 0 && ++retried < 3)
- goto search_again;
-
- gvt_err("fail to alloc %s gm space from host, retried %d\n",
- high_gm ? "high" : "low", retried);
- }
+ ret = i915_gem_gtt_insert(&dev_priv->ggtt.base, node,
+ size, I915_GTT_PAGE_SIZE,
+ I915_COLOR_UNEVICTABLE,
+ start, end, flags);
mutex_unlock(&dev_priv->drm.struct_mutex);
+ if (ret)
+ gvt_err("fail to alloc %s gm space from host\n",
+ high_gm ? "high" : "low");
+
return ret;
}
@@ -264,7 +255,7 @@ static int alloc_resource(struct intel_vgpu *vgpu,
if (request > avail)
goto no_enough_resource;
- vgpu_aperture_sz(vgpu) = request;
+ vgpu_aperture_sz(vgpu) = ALIGN(request, I915_GTT_PAGE_SIZE);
item = "high GM space";
max = gvt_hidden_sz(gvt) - HOST_HIGH_GM_SIZE;
@@ -275,7 +266,7 @@ static int alloc_resource(struct intel_vgpu *vgpu,
if (request > avail)
goto no_enough_resource;
- vgpu_hidden_sz(vgpu) = request;
+ vgpu_hidden_sz(vgpu) = ALIGN(request, I915_GTT_PAGE_SIZE);
item = "fence";
max = gvt_fence_sz(gvt) - HOST_FENCE;