From cbc4e9e6a6d31fcc44921d2be41104425be8ab01 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 15 Feb 2017 08:43:39 +0000 Subject: [PATCH] drm/i915: Split ggtt/alasing_gtt unbind_vma Similar to how we already split the bind_vma for ggtt/aliasing_gtt, also split up the unbind for symmetry. Signed-off-by: Chris Wilson Reviewed-by: Matthew Auld Link: http://patchwork.freedesktop.org/patch/msgid/20170215084357.19977-5-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_gtt.c | 29 +++++++++++++++++++++-------- 1 file changed, 21 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 424a690bc17f..efc7a6b1d6f1 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2648,6 +2648,15 @@ static int ggtt_bind_vma(struct i915_vma *vma, return 0; } +static void ggtt_unbind_vma(struct i915_vma *vma) +{ + struct drm_i915_private *i915 = vma->vm->i915; + + intel_runtime_pm_get(i915); + vma->vm->clear_range(vma->vm, vma->node.start, vma->size); + intel_runtime_pm_put(i915); +} + static int aliasing_gtt_bind_vma(struct i915_vma *vma, enum i915_cache_level cache_level, u32 flags) @@ -2684,22 +2693,21 @@ static int aliasing_gtt_bind_vma(struct i915_vma *vma, return 0; } -static void ggtt_unbind_vma(struct i915_vma *vma) +static void aliasing_gtt_unbind_vma(struct i915_vma *vma) { struct drm_i915_private *i915 = vma->vm->i915; - struct i915_hw_ppgtt *appgtt = i915->mm.aliasing_ppgtt; - const u64 size = min(vma->size, vma->node.size); if (vma->flags & I915_VMA_GLOBAL_BIND) { intel_runtime_pm_get(i915); - vma->vm->clear_range(vma->vm, - vma->node.start, size); + vma->vm->clear_range(vma->vm, vma->node.start, vma->size); intel_runtime_pm_put(i915); } - if (vma->flags & I915_VMA_LOCAL_BIND && appgtt) - appgtt->base.clear_range(&appgtt->base, - vma->node.start, size); + if (vma->flags & I915_VMA_LOCAL_BIND) { + struct i915_address_space *vm = &i915->mm.aliasing_ppgtt->base; + + vm->clear_range(vm, vma->node.start, vma->size); + } } void i915_gem_gtt_finish_pages(struct drm_i915_gem_object *obj, @@ -2760,9 +2768,13 @@ int i915_gem_init_aliasing_ppgtt(struct drm_i915_private *i915) ppgtt->base.total); i915->mm.aliasing_ppgtt = ppgtt; + WARN_ON(ggtt->base.bind_vma != ggtt_bind_vma); ggtt->base.bind_vma = aliasing_gtt_bind_vma; + WARN_ON(ggtt->base.unbind_vma != ggtt_unbind_vma); + ggtt->base.unbind_vma = aliasing_gtt_unbind_vma; + return 0; err_ppgtt: @@ -2782,6 +2794,7 @@ void i915_gem_fini_aliasing_ppgtt(struct drm_i915_private *i915) i915_ppgtt_put(ppgtt); ggtt->base.bind_vma = ggtt_bind_vma; + ggtt->base.unbind_vma = ggtt_unbind_vma; } int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) -- 2.25.1