drm/nv84/ttm: use crypto engine for async buffer copies (4c193d25) · Commits · e / devices / android_kernel_teracube_mt6765

drivers/gpu/drm/nouveau/nouveau_bo.c

+19 −0

Original line number	Original line	Diff line number	Diff line
	@@ -561,6 +561,24 @@ nvc0_bo_move_m2mf(struct nouveau_channel chan, struct ttm_buffer_object bo,
	return 0;		return 0;
	}		}

			static int
			nv84_bo_move_exec(struct nouveau_channel chan, struct ttm_buffer_object bo,
			struct ttm_mem_reg old_mem, struct ttm_mem_reg new_mem)
			{
			struct nouveau_mem *node = old_mem->mm_node;
			int ret = RING_SPACE(chan, 7);
			if (ret == 0) {
			BEGIN_NV04(chan, NvSubCopy, 0x0304, 6);
			OUT_RING (chan, new_mem->num_pages << PAGE_SHIFT);
			OUT_RING (chan, upper_32_bits(node->vma[0].offset));
			OUT_RING (chan, lower_32_bits(node->vma[0].offset));
			OUT_RING (chan, upper_32_bits(node->vma[1].offset));
			OUT_RING (chan, lower_32_bits(node->vma[1].offset));
			OUT_RING (chan, 0x00000000 /* MODE_COPY, QUERY_NONE */);
			}
			return ret;
			}

	static int		static int
	nv50_bo_move_init(struct nouveau_channel *chan, u32 handle)		nv50_bo_move_init(struct nouveau_channel *chan, u32 handle)
	{		{
	@@ -821,6 +839,7 @@ nouveau_bo_move_init(struct nouveau_channel *chan)
	} _methods[] = {		} _methods[] = {
	{ "COPY", 0xa0b5, nve0_bo_move_copy, nvc0_bo_move_init },		{ "COPY", 0xa0b5, nve0_bo_move_copy, nvc0_bo_move_init },
	{ "M2MF", 0x9039, nvc0_bo_move_m2mf, nvc0_bo_move_init },		{ "M2MF", 0x9039, nvc0_bo_move_m2mf, nvc0_bo_move_init },
			{ "CRYPT", 0x74c1, nv84_bo_move_exec, nv50_bo_move_init },
	{ "M2MF", 0x5039, nv50_bo_move_m2mf, nv50_bo_move_init },		{ "M2MF", 0x5039, nv50_bo_move_m2mf, nv50_bo_move_init },
	{ "M2MF", 0x0039, nv04_bo_move_m2mf, nv04_bo_move_init },		{ "M2MF", 0x0039, nv04_bo_move_m2mf, nv04_bo_move_init },
	{}		{}