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Commit 3eec8722 authored by Chris Wilson's avatar Chris Wilson Committed by Zhenyu Wang
Browse files

drm/i915/gvt: Remove defunct vmap_batch() 



This code was removed from i915_cmd_parser.c but still an obsolete
version wound up being duplicated into gvt/cmd_parser.c. Good riddance.

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarZhenyu Wang <zhenyuw@linux.intel.com>
parent a2861504

drivers/gpu/drm/i915/gvt/cmd_parser.c

+0 −38
Original line number Diff line number Diff line
@@ -1583,44 +1583,6 @@ static uint32_t find_bb_size(struct parser_exec_state *s) 
	return bb_size;

}



static u32 *vmap_batch(struct drm_i915_gem_object *obj,

		       unsigned int start, unsigned int len)

{

	int i;

	void *addr = NULL;

	struct sg_page_iter sg_iter;

	int first_page = start >> PAGE_SHIFT;

	int last_page = (len + start + 4095) >> PAGE_SHIFT;

	int npages = last_page - first_page;

	struct page **pages;



	pages = drm_malloc_ab(npages, sizeof(*pages));

	if (pages == NULL) {

		DRM_DEBUG_DRIVER("Failed to get space for pages\n");

		goto finish;

	}



	i = 0;

	for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents,

			 first_page) {

		pages[i++] = sg_page_iter_page(&sg_iter);

		if (i == npages)

			break;

	}



	addr = vmap(pages, i, 0, PAGE_KERNEL);

	if (addr == NULL) {

		DRM_DEBUG_DRIVER("Failed to vmap pages\n");

		goto finish;

	}



finish:

	if (pages)

		drm_free_large(pages);

	return (u32 *)addr;

}





static int perform_bb_shadow(struct parser_exec_state *s)

{

	struct intel_shadow_bb_entry *entry_obj;