mlx5/mlx5_ib/mlx5_ib_qp.c

238 	/* Sanity check RQ size before proceeding */
279 	int size = 0;
283 		size += sizeof(struct mlx5_wqe_xrc_seg);
286 		size += sizeof(struct mlx5_wqe_ctrl_seg) +
297 		size += sizeof(struct mlx5_wqe_ctrl_seg) +
305 			size += sizeof(struct mlx5_wqe_eth_pad) +
310 		size += sizeof(struct mlx5_wqe_ctrl_seg) +
315 		size += sizeof(struct mlx5_wqe_ctrl_seg) +
324 	return size;
330 	int size;
332 	size = sq_overhead(attr);
333 	if (size < 0)
334 		return size;
337 		inl_size = size + sizeof(struct mlx5_wqe_inline_seg) +
341 	size += attr->cap.max_send_sge * sizeof(struct mlx5_wqe_data_seg);
343 	    ALIGN(max_t(int, inl_size, size), MLX5_SEND_WQE_BB) < MLX5_SIG_WQE_SIZE)
346 		return ALIGN(max_t(int, inl_size, size), MLX5_SEND_WQE_BB);
659 			    unsigned long addr, size_t size,
666 	*umem = ib_umem_get(pd->uobject->context, addr, size, 0, 0);
680 	mlx5_ib_dbg(dev, "addr 0x%lx, size %zu, npages %d, page_shift %d, ncont %d, offset %d\n",
681 		    addr, size, *npages, *page_shift, *ncont, *offset);
739 	mlx5_ib_dbg(dev, "addr 0x%llx, size %zd, npages %d, page_shift %d, ncont %d, offset %d\n",
2952 			 struct mlx5_ib_qp *qp, int *size)
2963 	*size += sizeof(struct mlx5_wqe_eth_seg) / 16;
2987 			*size += ALIGN(copysz - size_of_inl_hdr_start, 16) / 16;
2996 			*size += ALIGN(left, 16) / 16;
3072 		/* KLMs take twice the size of MTTs */
3217 		/* KLMs take twice the size of MTTs */
3282 static u8 calc_sig(void *wqe, int size)
3288 	for (i = 0; i < size; i++)
3446 				struct mlx5_ib_qp *qp, void **seg, int *size)
3505 			pr_err("Bad block size given: %u\n", block_size);
3529 	*size += wqe_size / 16;
3539 	*size += sizeof(*bsf) / 16;
3579 			  void **seg, int *size)
3602 	 * KLM octoword size - if protection was provided
3610 	*size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16;
3616 	*size += sizeof(struct mlx5_mkey_seg) / 16;
3620 	ret = set_sig_data_segment(wr, qp, seg, size);
3629 		      u32 psv_idx, void **seg, int *size)
3649 	*size += sizeof(*psv_seg) / 16;
3656 		      void **seg, int *size)
3669 	*size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16;
3675 	*size += sizeof(struct mlx5_mkey_seg) / 16;
3681 	*size += (sizeof(struct mlx5_wqe_data_seg) / 16);
3686 static void set_linv_wr(struct mlx5_ib_qp *qp, void **seg, int *size)
3690 	*size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16;
3695 	*size += sizeof(struct mlx5_mkey_seg) / 16;
3759 		     int *size, int nreq)
3776 	*size = sizeof(**ctrl) / 16;
3783 		       u8 size, unsigned idx, u64 wr_id,
3791 	ctrl->qpn_ds = cpu_to_be32(size | (qp->trans_qp.base.mqp.qpn << 8));
3800 	qp->sq.cur_post += DIV_ROUND_UP(size * 16, MLX5_SEND_WQE_BB);
3816 	int uninitialized_var(size);
3862 		err = begin_wqe(qp, &seg, &ctrl, wr, &idx, &size, nreq);
3874 			size += sizeof(*xrc) / 16;
3884 				size += sizeof(struct mlx5_wqe_raddr_seg) / 16;
3899 				set_linv_wr(qp, &seg, &size);
3907 				err = set_reg_wr(qp, reg_wr(wr), &seg, &size);
3920 				err = set_sig_umr_wr(wr, qp, &seg, &size);
3927 				finish_wqe(qp, ctrl, size, idx, wr->wr_id,
3937 						&idx, &size, nreq);
3947 						 &size);
3954 				finish_wqe(qp, ctrl, size, idx, wr->wr_id,
3958 						&idx, &size, nreq);
3969 						 &size);
3976 				finish_wqe(qp, ctrl, size, idx, wr->wr_id,
3994 				size += sizeof(struct mlx5_wqe_raddr_seg) / 16;
4006 			size += sizeof(struct mlx5_wqe_datagram_seg) / 16;
4013 			size += sizeof(struct mlx5_wqe_datagram_seg) / 16;
4025 				size += sizeof(struct mlx5_wqe_eth_pad) / 16;
4027 				seg = set_eth_seg(seg, wr, qend, qp, &size);
4043 			size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16;
4048 			size += sizeof(struct mlx5_mkey_seg) / 16;
4067 			size += sz;
4077 					size += sizeof(struct mlx5_wqe_data_seg) / 16;
4083 		finish_wqe(qp, ctrl, size, idx, wr->wr_id, nreq,
4088 			dump_wqe(qp, idx, size);
4112 		if (0 && nreq == 1 && bf->uuarn && inl && size > 1 && size <= bf->buf_size / 16) {
4113 			mlx5_bf_copy(bf->reg + bf->offset, (u64 *)ctrl, ALIGN(size * 16, 64), qp);
4135 static void set_sig_seg(struct mlx5_rwqe_sig *sig, int size)
4137 	sig->signature = calc_sig(sig, size);
4670 	/* Sanity check RQ size before proceeding */