RDMA/i40iw: Constify ops structs

The ops structs are never modified. Make them const to allow the compiler
to put them in read-only memory.

Link: https://lore.kernel.org/r/20201121002529.89148-1-rikard.falkeborn@gmail.com
Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

diff --git a/drivers/infiniband/hw/i40iw/i40iw_ctrl.c b/drivers/infiniband/hw/i40iw/i40iw_ctrl.c
index 86d3f8a..7ed9826 100644 (file)
--- a/drivers/infiniband/hw/i40iw/i40iw_ctrl.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_ctrl.c
@@ -5098,7 +5098,7 @@ void i40iw_vsi_stats_free(struct i40iw_sc_vsi *vsi)
        i40iw_hw_stats_stop_timer(vsi);
 }
 
-static struct i40iw_cqp_ops iw_cqp_ops = {
+static const struct i40iw_cqp_ops iw_cqp_ops = {
        .cqp_init = i40iw_sc_cqp_init,
        .cqp_create = i40iw_sc_cqp_create,
        .cqp_post_sq = i40iw_sc_cqp_post_sq,
@@ -5107,7 +5107,7 @@ static struct i40iw_cqp_ops iw_cqp_ops = {
        .poll_for_cqp_op_done = i40iw_sc_poll_for_cqp_op_done
 };
 
-static struct i40iw_ccq_ops iw_ccq_ops = {
+static const struct i40iw_ccq_ops iw_ccq_ops = {
        .ccq_init = i40iw_sc_ccq_init,
        .ccq_create = i40iw_sc_ccq_create,
        .ccq_destroy = i40iw_sc_ccq_destroy,
@@ -5116,7 +5116,7 @@ static struct i40iw_ccq_ops iw_ccq_ops = {
        .ccq_arm = i40iw_sc_ccq_arm
 };
 
-static struct i40iw_ceq_ops iw_ceq_ops = {
+static const struct i40iw_ceq_ops iw_ceq_ops = {
        .ceq_init = i40iw_sc_ceq_init,
        .ceq_create = i40iw_sc_ceq_create,
        .cceq_create_done = i40iw_sc_cceq_create_done,
@@ -5126,7 +5126,7 @@ static struct i40iw_ceq_ops iw_ceq_ops = {
        .process_ceq = i40iw_sc_process_ceq
 };
 
-static struct i40iw_aeq_ops iw_aeq_ops = {
+static const struct i40iw_aeq_ops iw_aeq_ops = {
        .aeq_init = i40iw_sc_aeq_init,
        .aeq_create = i40iw_sc_aeq_create,
        .aeq_destroy = i40iw_sc_aeq_destroy,
@@ -5137,11 +5137,11 @@ static struct i40iw_aeq_ops iw_aeq_ops = {
 };
 
 /* iwarp pd ops */
-static struct i40iw_pd_ops iw_pd_ops = {
+static const struct i40iw_pd_ops iw_pd_ops = {
        .pd_init = i40iw_sc_pd_init,
 };
 
-static struct i40iw_priv_qp_ops iw_priv_qp_ops = {
+static const struct i40iw_priv_qp_ops iw_priv_qp_ops = {
        .qp_init = i40iw_sc_qp_init,
        .qp_create = i40iw_sc_qp_create,
        .qp_modify = i40iw_sc_qp_modify,
@@ -5156,14 +5156,14 @@ static struct i40iw_priv_qp_ops iw_priv_qp_ops = {
        .iw_mr_fast_register = i40iw_sc_mr_fast_register
 };
 
-static struct i40iw_priv_cq_ops iw_priv_cq_ops = {
+static const struct i40iw_priv_cq_ops iw_priv_cq_ops = {
        .cq_init = i40iw_sc_cq_init,
        .cq_create = i40iw_sc_cq_create,
        .cq_destroy = i40iw_sc_cq_destroy,
        .cq_modify = i40iw_sc_cq_modify,
 };
 
-static struct i40iw_mr_ops iw_mr_ops = {
+static const struct i40iw_mr_ops iw_mr_ops = {
        .alloc_stag = i40iw_sc_alloc_stag,
        .mr_reg_non_shared = i40iw_sc_mr_reg_non_shared,
        .mr_reg_shared = i40iw_sc_mr_reg_shared,
@@ -5172,7 +5172,7 @@ static struct i40iw_mr_ops iw_mr_ops = {
        .mw_alloc = i40iw_sc_mw_alloc
 };
 
-static struct i40iw_cqp_misc_ops iw_cqp_misc_ops = {
+static const struct i40iw_cqp_misc_ops iw_cqp_misc_ops = {
        .manage_push_page = i40iw_sc_manage_push_page,
        .manage_hmc_pm_func_table = i40iw_sc_manage_hmc_pm_func_table,
        .set_hmc_resource_profile = i40iw_sc_set_hmc_resource_profile,
@@ -5195,7 +5195,7 @@ static struct i40iw_cqp_misc_ops iw_cqp_misc_ops = {
        .update_resume_qp = i40iw_sc_resume_qp
 };
 
-static struct i40iw_hmc_ops iw_hmc_ops = {
+static const struct i40iw_hmc_ops iw_hmc_ops = {
        .init_iw_hmc = i40iw_sc_init_iw_hmc,
        .parse_fpm_query_buf = i40iw_sc_parse_fpm_query_buf,
        .configure_iw_fpm = i40iw_sc_configure_iw_fpm,

diff --git a/drivers/infiniband/hw/i40iw/i40iw_type.h b/drivers/infiniband/hw/i40iw/i40iw_type.h
index c3babf3..1dbf399 100644 (file)
--- a/drivers/infiniband/hw/i40iw/i40iw_type.h
+++ b/drivers/infiniband/hw/i40iw/i40iw_type.h
@@ -493,16 +493,16 @@ struct i40iw_sc_dev {
        struct i40iw_sc_aeq *aeq;
        struct i40iw_sc_ceq *ceq[I40IW_CEQ_MAX_COUNT];
        struct i40iw_sc_cq *ccq;
-       struct i40iw_cqp_ops *cqp_ops;
-       struct i40iw_ccq_ops *ccq_ops;
-       struct i40iw_ceq_ops *ceq_ops;
-       struct i40iw_aeq_ops *aeq_ops;
-       struct i40iw_pd_ops *iw_pd_ops;
-       struct i40iw_priv_qp_ops *iw_priv_qp_ops;
-       struct i40iw_priv_cq_ops *iw_priv_cq_ops;
-       struct i40iw_mr_ops *mr_ops;
-       struct i40iw_cqp_misc_ops *cqp_misc_ops;
-       struct i40iw_hmc_ops *hmc_ops;
+       const struct i40iw_cqp_ops *cqp_ops;
+       const struct i40iw_ccq_ops *ccq_ops;
+       const struct i40iw_ceq_ops *ceq_ops;
+       const struct i40iw_aeq_ops *aeq_ops;
+       const struct i40iw_pd_ops *iw_pd_ops;
+       const struct i40iw_priv_qp_ops *iw_priv_qp_ops;
+       const struct i40iw_priv_cq_ops *iw_priv_cq_ops;
+       const struct i40iw_mr_ops *mr_ops;
+       const struct i40iw_cqp_misc_ops *cqp_misc_ops;
+       const struct i40iw_hmc_ops *hmc_ops;
        struct i40iw_vchnl_if vchnl_if;
        const struct i40iw_vf_cqp_ops *iw_vf_cqp_ops;