[02/13] IB/core: Declare work request pointers that are not modified const

Message ID	20180706171736.14543-3-bart.vanassche@wdc.com (mailing list archive)
State	Superseded
Headers	show Return-Path: <linux-rdma-owner@kernel.org> From: Bart Van Assche <bart.vanassche@wdc.com> To: Jason Gunthorpe <jgg@ziepe.ca> Cc: Doug Ledford <dledford@redhat.com>, linux-rdma@vger.kernel.org, Bart Van Assche <bart.vanassche@wdc.com>, Leon Romanovsky <leonro@mellanox.com>, Parav Pandit <parav@mellanox.com> Subject: [PATCH 02/13] IB/core: Declare work request pointers that are not modified const Date: Fri, 6 Jul 2018 10:17:25 -0700 Message-Id: <20180706171736.14543-3-bart.vanassche@wdc.com> In-Reply-To: <20180706171736.14543-1-bart.vanassche@wdc.com> References: <20180706171736.14543-1-bart.vanassche@wdc.com> Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk

diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c index 6c0c6d3426e0..ff7a1367782b 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c @@ -2209,7 +2209,7 @@ static int bnxt_re_build_inv_wqe(struct ib_send_wr *wr, return 0; } -static int bnxt_re_build_reg_wqe(struct ib_reg_wr *wr, +static int bnxt_re_build_reg_wqe(const struct ib_reg_wr *wr, struct bnxt_qplib_swqe *wqe) { struct bnxt_re_mr *mr = container_of(wr->mr, struct bnxt_re_mr, ib_mr); diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c index 3871e1fd8395..87292b14d962 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_qp.c +++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c @@ -146,8 +146,8 @@ static int build_rdma_read(union t3_wr *wqe, struct ib_send_wr *wr, return 0; } -static int build_memreg(union t3_wr *wqe, struct ib_reg_wr *wr, - u8 *flit_cnt, int *wr_cnt, struct t3_wq *wq) +static int build_memreg(union t3_wr *wqe, const struct ib_reg_wr *wr, + u8 *flit_cnt, int *wr_cnt, struct t3_wq *wq) { struct iwch_mr *mhp = to_iwch_mr(wr->mr); int i; diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c index aef53305f1c3..c9d6aeb1201d 100644 --- a/drivers/infiniband/hw/cxgb4/qp.c +++ b/drivers/infiniband/hw/cxgb4/qp.c @@ -606,7 +606,7 @@ static int build_rdma_recv(struct c4iw_qp *qhp, union t4_recv_wr *wqe, } static void build_tpte_memreg(struct fw_ri_fr_nsmr_tpte_wr *fr, - struct ib_reg_wr *wr, struct c4iw_mr *mhp, + const struct ib_reg_wr *wr, struct c4iw_mr *mhp, u8 *len16) { __be64 *p = (__be64 *)fr->pbl; @@ -638,8 +638,8 @@ static void build_tpte_memreg(struct fw_ri_fr_nsmr_tpte_wr *fr, } static int build_memreg(struct t4_sq *sq, union t4_wr *wqe, - struct ib_reg_wr *wr, struct c4iw_mr *mhp, u8 *len16, - bool dsgl_supported) + const struct ib_reg_wr *wr, struct c4iw_mr *mhp, + u8 *len16, bool dsgl_supported) { struct fw_ri_immd *imdp; __be64 *p; diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index 984e9f07339e..0f59b123492b 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -2925,7 +2925,7 @@ static int vf_get_qp0_qkey(struct mlx4_dev *dev, int qpn, u32 *qkey) } static int build_sriov_qp0_header(struct mlx4_ib_sqp *sqp, - struct ib_ud_wr *wr, + const struct ib_ud_wr *wr, void *wqe, unsigned *mlx_seg_len) { struct mlx4_ib_dev *mdev = to_mdev(sqp->qp.ibqp.device); @@ -3073,7 +3073,7 @@ static int fill_gid_by_hw_index(struct mlx4_ib_dev *ibdev, u8 port_num, } #define MLX4_ROCEV2_QP1_SPORT 0xC000 -static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_ud_wr *wr, +static int build_mlx_header(struct mlx4_ib_sqp *sqp, const struct ib_ud_wr *wr, void *wqe, unsigned *mlx_seg_len) { struct ib_device *ib_dev = sqp->qp.ibqp.device; @@ -3355,7 +3355,7 @@ static __be32 convert_access(int acc) } static void set_reg_seg(struct mlx4_wqe_fmr_seg *fseg, - struct ib_reg_wr *wr) + const struct ib_reg_wr *wr) { struct mlx4_ib_mr *mr = to_mmr(wr->mr); @@ -3385,7 +3385,7 @@ static __always_inline void set_raddr_seg(struct mlx4_wqe_raddr_seg *rseg, } static void set_atomic_seg(struct mlx4_wqe_atomic_seg *aseg, - struct ib_atomic_wr *wr) + const struct ib_atomic_wr *wr) { if (wr->wr.opcode == IB_WR_ATOMIC_CMP_AND_SWP) { aseg->swap_add = cpu_to_be64(wr->swap); @@ -3401,7 +3401,7 @@ static void set_atomic_seg(struct mlx4_wqe_atomic_seg *aseg, } static void set_masked_atomic_seg(struct mlx4_wqe_masked_atomic_seg *aseg, - struct ib_atomic_wr *wr) + const struct ib_atomic_wr *wr) { aseg->swap_add = cpu_to_be64(wr->swap); aseg->swap_add_mask = cpu_to_be64(wr->swap_mask); @@ -3410,7 +3410,7 @@ static void set_masked_atomic_seg(struct mlx4_wqe_masked_atomic_seg *aseg, } static void set_datagram_seg(struct mlx4_wqe_datagram_seg *dseg, - struct ib_ud_wr *wr) + const struct ib_ud_wr *wr) { memcpy(dseg->av, &to_mah(wr->ah)->av, sizeof (struct mlx4_av)); dseg->dqpn = cpu_to_be32(wr->remote_qpn); @@ -3421,7 +3421,7 @@ static void set_datagram_seg(struct mlx4_wqe_datagram_seg *dseg, static void set_tunnel_datagram_seg(struct mlx4_ib_dev *dev, struct mlx4_wqe_datagram_seg *dseg, - struct ib_ud_wr *wr, + const struct ib_ud_wr *wr, enum mlx4_ib_qp_type qpt) { union mlx4_ext_av *av = &to_mah(wr->ah)->av; @@ -3443,7 +3443,8 @@ static void set_tunnel_datagram_seg(struct mlx4_ib_dev *dev, dseg->qkey = cpu_to_be32(IB_QP_SET_QKEY); } -static void build_tunnel_header(struct ib_ud_wr *wr, void *wqe, unsigned *mlx_seg_len) +static void build_tunnel_header(const struct ib_ud_wr *wr, void *wqe, + unsigned *mlx_seg_len) { struct mlx4_wqe_inline_seg *inl = wqe; struct mlx4_ib_tunnel_header hdr; @@ -3526,9 +3527,9 @@ static void __set_data_seg(struct mlx4_wqe_data_seg *dseg, struct ib_sge *sg) dseg->addr = cpu_to_be64(sg->addr); } -static int build_lso_seg(struct mlx4_wqe_lso_seg *wqe, struct ib_ud_wr *wr, - struct mlx4_ib_qp *qp, unsigned *lso_seg_len, - __be32 *lso_hdr_sz, __be32 *blh) +static int build_lso_seg(struct mlx4_wqe_lso_seg *wqe, + const struct ib_ud_wr *wr, struct mlx4_ib_qp *qp, + unsigned *lso_seg_len, __be32 *lso_hdr_sz, __be32 *blh) { unsigned halign = ALIGN(sizeof *wqe + wr->hlen, 16); diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 6034a670859f..cbfffd468e46 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -4244,7 +4244,7 @@ static int set_psv_wr(struct ib_sig_domain *domain, } static int set_reg_wr(struct mlx5_ib_qp *qp, - struct ib_reg_wr *wr, + const struct ib_reg_wr *wr, void **seg, int *size) { struct mlx5_ib_mr *mr = to_mmr(wr->mr); diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index af1c49d70b89..0e390f410b39 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -1488,7 +1488,7 @@ void mthca_free_qp(struct mthca_dev *dev, /* Create UD header for an MLX send and build a data segment for it */ static int build_mlx_header(struct mthca_dev *dev, struct mthca_sqp *sqp, - int ind, struct ib_ud_wr *wr, + int ind, const struct ib_ud_wr *wr, struct mthca_mlx_seg *mlx, struct mthca_data_seg *data) { @@ -1581,7 +1581,7 @@ static __always_inline void set_raddr_seg(struct mthca_raddr_seg *rseg, } static __always_inline void set_atomic_seg(struct mthca_atomic_seg *aseg, - struct ib_atomic_wr *wr) + const struct ib_atomic_wr *wr) { if (wr->wr.opcode == IB_WR_ATOMIC_CMP_AND_SWP) { aseg->swap_add = cpu_to_be64(wr->swap); @@ -1594,7 +1594,7 @@ static __always_inline void set_atomic_seg(struct mthca_atomic_seg *aseg, } static void set_tavor_ud_seg(struct mthca_tavor_ud_seg *useg, - struct ib_ud_wr *wr) + const struct ib_ud_wr *wr) { useg->lkey = cpu_to_be32(to_mah(wr->ah)->key); useg->av_addr = cpu_to_be64(to_mah(wr->ah)->avdma); @@ -1604,7 +1604,7 @@ static void set_tavor_ud_seg(struct mthca_tavor_ud_seg *useg, } static void set_arbel_ud_seg(struct mthca_arbel_ud_seg *useg, - struct ib_ud_wr *wr) + const struct ib_ud_wr *wr) { memcpy(useg->av, to_mah(wr->ah)->av, MTHCA_AV_SIZE); useg->dqpn = cpu_to_be32(wr->remote_qpn); diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c index 1f057fdb3a8c..520d6b1ed23d 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c @@ -2106,7 +2106,7 @@ static int get_encoded_page_size(int pg_sz) static int ocrdma_build_reg(struct ocrdma_qp *qp, struct ocrdma_hdr_wqe *hdr, - struct ib_reg_wr *wr) + const struct ib_reg_wr *wr) { u64 fbo; struct ocrdma_ewqe_fr *fast_reg = (struct ocrdma_ewqe_fr *)(hdr + 1); diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index 0c41d54f586b..80a5b68edfa2 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -2845,7 +2845,7 @@ static u32 qedr_prepare_sq_send_data(struct qedr_dev *dev, static int qedr_prepare_reg(struct qedr_qp *qp, struct rdma_sq_fmr_wqe_1st *fwqe1, - struct ib_reg_wr *wr) + const struct ib_reg_wr *wr) { struct qedr_mr *mr = get_qedr_mr(wr->mr); struct rdma_sq_fmr_wqe_2nd *fwqe2; diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c index eb5b1065ec08..1864621ef942 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_qp.c @@ -599,7 +599,8 @@ static inline void *get_rq_wqe(struct pvrdma_qp *qp, unsigned int n) qp->rq.offset + n * qp->rq.wqe_size); } -static int set_reg_seg(struct pvrdma_sq_wqe_hdr *wqe_hdr, struct ib_reg_wr *wr) +static int set_reg_seg(struct pvrdma_sq_wqe_hdr *wqe_hdr, + const struct ib_reg_wr *wr) { struct pvrdma_user_mr *mr = to_vmr(wr->mr);

[02/13] IB/core: Declare work request pointers that are not modified const

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