diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_lmem.c')
-rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_lmem.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_lmem.c b/drivers/gpu/drm/i915/gem/i915_gem_lmem.c index 3b4aa28a076d..2b8cd15de1d9 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_lmem.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_lmem.c @@ -4,74 +4,10 @@ */ #include "intel_memory_region.h" -#include "intel_region_ttm.h" #include "gem/i915_gem_region.h" #include "gem/i915_gem_lmem.h" #include "i915_drv.h" -static void lmem_put_pages(struct drm_i915_gem_object *obj, - struct sg_table *pages) -{ - intel_region_ttm_node_free(obj->mm.region, obj->mm.st_mm_node); - obj->mm.dirty = false; - sg_free_table(pages); - kfree(pages); -} - -static int lmem_get_pages(struct drm_i915_gem_object *obj) -{ - unsigned int flags; - struct sg_table *pages; - - flags = I915_ALLOC_MIN_PAGE_SIZE; - if (obj->flags & I915_BO_ALLOC_CONTIGUOUS) - flags |= I915_ALLOC_CONTIGUOUS; - - obj->mm.st_mm_node = intel_region_ttm_node_alloc(obj->mm.region, - obj->base.size, - flags); - if (IS_ERR(obj->mm.st_mm_node)) - return PTR_ERR(obj->mm.st_mm_node); - - /* Range manager is always contigous */ - if (obj->mm.region->is_range_manager) - obj->flags |= I915_BO_ALLOC_CONTIGUOUS; - pages = intel_region_ttm_node_to_st(obj->mm.region, obj->mm.st_mm_node); - if (IS_ERR(pages)) { - intel_region_ttm_node_free(obj->mm.region, obj->mm.st_mm_node); - return PTR_ERR(pages); - } - - __i915_gem_object_set_pages(obj, pages, i915_sg_dma_sizes(pages->sgl)); - - if (obj->flags & I915_BO_ALLOC_CPU_CLEAR) { - void __iomem *vaddr = - i915_gem_object_lmem_io_map(obj, 0, obj->base.size); - - if (!vaddr) { - struct sg_table *pages = - __i915_gem_object_unset_pages(obj); - - if (!IS_ERR_OR_NULL(pages)) - lmem_put_pages(obj, pages); - } - - memset_io(vaddr, 0, obj->base.size); - io_mapping_unmap(vaddr); - } - - return 0; -} - -const struct drm_i915_gem_object_ops i915_gem_lmem_obj_ops = { - .name = "i915_gem_object_lmem", - .flags = I915_GEM_OBJECT_HAS_IOMEM, - - .get_pages = lmem_get_pages, - .put_pages = lmem_put_pages, - .release = i915_gem_object_release_memory_region, -}; - void __iomem * i915_gem_object_lmem_io_map(struct drm_i915_gem_object *obj, unsigned long n, @@ -103,23 +39,3 @@ i915_gem_object_create_lmem(struct drm_i915_private *i915, return i915_gem_object_create_region(i915->mm.regions[INTEL_REGION_LMEM], size, flags); } - -int __i915_gem_lmem_object_init(struct intel_memory_region *mem, - struct drm_i915_gem_object *obj, - resource_size_t size, - unsigned int flags) -{ - static struct lock_class_key lock_class; - struct drm_i915_private *i915 = mem->i915; - - drm_gem_private_object_init(&i915->drm, &obj->base, size); - i915_gem_object_init(obj, &i915_gem_lmem_obj_ops, &lock_class, flags); - - obj->read_domains = I915_GEM_DOMAIN_WC | I915_GEM_DOMAIN_GTT; - - i915_gem_object_set_cache_coherency(obj, I915_CACHE_NONE); - - i915_gem_object_init_memory_region(obj, mem); - - return 0; -} |