diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2020-06-11 15:17:57 +0200 |
---|---|---|
committer | Thomas Gleixner <tglx@linutronix.de> | 2020-06-11 15:17:57 +0200 |
commit | f77d26a9fc525286bcef3d4f98b52e17482cf49c (patch) | |
tree | 6b179c9aa84787773cb601a14a64255e2912154b /drivers/gpu/drm/i915/gem/i915_gem_tiling.c | |
parent | b6bea24d41519e8c31e4798f1c1a3f67e540c5d0 (diff) | |
parent | f0178fc01fe46bab6a95415f5647d1a74efcad1b (diff) |
Merge branch 'x86/entry' into ras/core
to fixup conflicts in arch/x86/kernel/cpu/mce/core.c so MCE specific follow
up patches can be applied without creating a horrible merge conflict
afterwards.
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_tiling.c')
-rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_tiling.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_tiling.c b/drivers/gpu/drm/i915/gem/i915_gem_tiling.c index 37f77aee1212..0158e49bf9bb 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_tiling.c @@ -182,21 +182,35 @@ i915_gem_object_fence_prepare(struct drm_i915_gem_object *obj, int tiling_mode, unsigned int stride) { struct i915_ggtt *ggtt = &to_i915(obj->base.dev)->ggtt; - struct i915_vma *vma; + struct i915_vma *vma, *vn; + LIST_HEAD(unbind); int ret = 0; if (tiling_mode == I915_TILING_NONE) return 0; mutex_lock(&ggtt->vm.mutex); + + spin_lock(&obj->vma.lock); for_each_ggtt_vma(vma, obj) { + GEM_BUG_ON(vma->vm != &ggtt->vm); + if (i915_vma_fence_prepare(vma, tiling_mode, stride)) continue; + list_move(&vma->vm_link, &unbind); + } + spin_unlock(&obj->vma.lock); + + list_for_each_entry_safe(vma, vn, &unbind, vm_link) { ret = __i915_vma_unbind(vma); - if (ret) + if (ret) { + /* Restore the remaining vma on an error */ + list_splice(&unbind, &ggtt->vm.bound_list); break; + } } + mutex_unlock(&ggtt->vm.mutex); return ret; @@ -268,6 +282,7 @@ i915_gem_object_set_tiling(struct drm_i915_gem_object *obj, } mutex_unlock(&obj->mm.lock); + spin_lock(&obj->vma.lock); for_each_ggtt_vma(vma, obj) { vma->fence_size = i915_gem_fence_size(i915, vma->size, tiling, stride); @@ -278,6 +293,7 @@ i915_gem_object_set_tiling(struct drm_i915_gem_object *obj, if (vma->fence) vma->fence->dirty = true; } + spin_unlock(&obj->vma.lock); obj->tiling_and_stride = tiling | stride; i915_gem_object_unlock(obj); |