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Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_sysfs.c')
-rw-r--r--drivers/infiniband/sw/rxe/rxe_sysfs.c135
1 files changed, 0 insertions, 135 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_sysfs.c b/drivers/infiniband/sw/rxe/rxe_sysfs.c
deleted file mode 100644
index ccda5f5a3bc0..000000000000
--- a/drivers/infiniband/sw/rxe/rxe_sysfs.c
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
- * Copyright (c) 2016 Mellanox Technologies Ltd. All rights reserved.
- * Copyright (c) 2015 System Fabric Works, Inc. All rights reserved.
- *
- * This software is available to you under a choice of one of two
- * licenses. You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the
- * OpenIB.org BSD license below:
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include "rxe.h"
-#include "rxe_net.h"
-
-/* Copy argument and remove trailing CR. Return the new length. */
-static int sanitize_arg(const char *val, char *intf, int intf_len)
-{
- int len;
-
- if (!val)
- return 0;
-
- /* Remove newline. */
- for (len = 0; len < intf_len - 1 && val[len] && val[len] != '\n'; len++)
- intf[len] = val[len];
- intf[len] = 0;
-
- if (len == 0 || (val[len] != 0 && val[len] != '\n'))
- return 0;
-
- return len;
-}
-
-static int rxe_param_set_add(const char *val, const struct kernel_param *kp)
-{
- int len;
- int err = 0;
- char intf[32];
- struct net_device *ndev;
- struct rxe_dev *exists;
-
- len = sanitize_arg(val, intf, sizeof(intf));
- if (!len) {
- pr_err("add: invalid interface name\n");
- return -EINVAL;
- }
-
- ndev = dev_get_by_name(&init_net, intf);
- if (!ndev) {
- pr_err("interface %s not found\n", intf);
- return -EINVAL;
- }
-
- exists = rxe_get_dev_from_net(ndev);
- if (exists) {
- ib_device_put(&exists->ib_dev);
- pr_err("already configured on %s\n", intf);
- err = -EINVAL;
- goto err;
- }
-
- err = rxe_net_add("rxe%d", ndev);
- if (err) {
- pr_err("failed to add %s\n", intf);
- goto err;
- }
-
-err:
- dev_put(ndev);
- return err;
-}
-
-static int rxe_param_set_remove(const char *val, const struct kernel_param *kp)
-{
- int len;
- char intf[32];
- struct ib_device *ib_dev;
-
- len = sanitize_arg(val, intf, sizeof(intf));
- if (!len) {
- pr_err("add: invalid interface name\n");
- return -EINVAL;
- }
-
- if (strncmp("all", intf, len) == 0) {
- pr_info("rxe_sys: remove all");
- ib_unregister_driver(RDMA_DRIVER_RXE);
- return 0;
- }
-
- ib_dev = ib_device_get_by_name(intf, RDMA_DRIVER_RXE);
- if (!ib_dev) {
- pr_err("not configured on %s\n", intf);
- return -EINVAL;
- }
-
- ib_unregister_device_and_put(ib_dev);
-
- return 0;
-}
-
-static const struct kernel_param_ops rxe_add_ops = {
- .set = rxe_param_set_add,
-};
-
-static const struct kernel_param_ops rxe_remove_ops = {
- .set = rxe_param_set_remove,
-};
-
-module_param_cb(add, &rxe_add_ops, NULL, 0200);
-MODULE_PARM_DESC(add, "DEPRECATED. Create RXE device over network interface");
-module_param_cb(remove, &rxe_remove_ops, NULL, 0200);
-MODULE_PARM_DESC(remove, "DEPRECATED. Remove RXE device over network interface");