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-rw-r--r--drivers/infiniband/core/ucm.c62
-rw-r--r--drivers/infiniband/core/ucm.h83
2 files changed, 41 insertions, 104 deletions
diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c
index d0f0b0a2edd3..b7470f0fe83b 100644
--- a/drivers/infiniband/core/ucm.c
+++ b/drivers/infiniband/core/ucm.c
@@ -41,19 +41,52 @@
#include <linux/file.h>
#include <linux/mount.h>
#include <linux/cdev.h>
+#include <linux/idr.h>
#include <asm/uaccess.h>
-#include "ucm.h"
+#include <rdma/ib_cm.h>
+#include <rdma/ib_user_cm.h>
MODULE_AUTHOR("Libor Michalek");
MODULE_DESCRIPTION("InfiniBand userspace Connection Manager access");
MODULE_LICENSE("Dual BSD/GPL");
-static int ucm_debug_level;
+struct ib_ucm_file {
+ struct semaphore mutex;
+ struct file *filp;
-module_param_named(debug_level, ucm_debug_level, int, 0644);
-MODULE_PARM_DESC(debug_level, "Enable debug tracing if > 0");
+ struct list_head ctxs; /* list of active connections */
+ struct list_head events; /* list of pending events */
+ wait_queue_head_t poll_wait;
+};
+
+struct ib_ucm_context {
+ int id;
+ wait_queue_head_t wait;
+ atomic_t ref;
+ int events_reported;
+
+ struct ib_ucm_file *file;
+ struct ib_cm_id *cm_id;
+ __u64 uid;
+
+ struct list_head events; /* list of pending events. */
+ struct list_head file_list; /* member in file ctx list */
+};
+
+struct ib_ucm_event {
+ struct ib_ucm_context *ctx;
+ struct list_head file_list; /* member in file event list */
+ struct list_head ctx_list; /* member in ctx event list */
+
+ struct ib_cm_id *cm_id;
+ struct ib_ucm_event_resp resp;
+ void *data;
+ void *info;
+ int data_len;
+ int info_len;
+};
enum {
IB_UCM_MAJOR = 231,
@@ -62,17 +95,10 @@ enum {
#define IB_UCM_DEV MKDEV(IB_UCM_MAJOR, IB_UCM_MINOR)
-#define PFX "UCM: "
-
-#define ucm_dbg(format, arg...) \
- do { \
- if (ucm_debug_level > 0) \
- printk(KERN_DEBUG PFX format, ## arg); \
- } while (0)
-
static struct semaphore ctx_id_mutex;
static struct idr ctx_id_table;
+
static struct ib_ucm_context *ib_ucm_ctx_get(struct ib_ucm_file *file, int id)
{
struct ib_ucm_context *ctx;
@@ -152,7 +178,6 @@ static struct ib_ucm_context *ib_ucm_ctx_alloc(struct ib_ucm_file *file)
goto error;
list_add_tail(&ctx->file_list, &file->ctxs);
- ucm_dbg("Allocated CM ID <%d>\n", ctx->id);
return ctx;
error:
@@ -1184,9 +1209,6 @@ static ssize_t ib_ucm_write(struct file *filp, const char __user *buf,
if (copy_from_user(&hdr, buf, sizeof(hdr)))
return -EFAULT;
- ucm_dbg("Write. cmd <%d> in <%d> out <%d> len <%Zu>\n",
- hdr.cmd, hdr.in, hdr.out, len);
-
if (hdr.cmd < 0 || hdr.cmd >= ARRAY_SIZE(ucm_cmd_table))
return -EINVAL;
@@ -1232,8 +1254,6 @@ static int ib_ucm_open(struct inode *inode, struct file *filp)
filp->private_data = file;
file->filp = filp;
- ucm_dbg("Created struct\n");
-
return 0;
}
@@ -1281,7 +1301,7 @@ static int __init ib_ucm_init(void)
result = register_chrdev_region(IB_UCM_DEV, 1, "infiniband_cm");
if (result) {
- ucm_dbg("Error <%d> registering dev\n", result);
+ printk(KERN_ERR "ucm: Error <%d> registering dev\n", result);
goto err_chr;
}
@@ -1289,14 +1309,14 @@ static int __init ib_ucm_init(void)
result = cdev_add(&ib_ucm_cdev, IB_UCM_DEV, 1);
if (result) {
- ucm_dbg("Error <%d> adding cdev\n", result);
+ printk(KERN_ERR "ucm: Error <%d> adding cdev\n", result);
goto err_cdev;
}
ib_ucm_class = class_create(THIS_MODULE, "infiniband_cm");
if (IS_ERR(ib_ucm_class)) {
result = PTR_ERR(ib_ucm_class);
- ucm_dbg("Error <%d> creating class\n", result);
+ printk(KERN_ERR "Error <%d> creating class\n", result);
goto err_class;
}
diff --git a/drivers/infiniband/core/ucm.h b/drivers/infiniband/core/ucm.h
deleted file mode 100644
index f46f37bc1201..000000000000
--- a/drivers/infiniband/core/ucm.h
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * Copyright (c) 2005 Topspin Communications. All rights reserved.
- * Copyright (c) 2005 Intel Corporation. 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.
- *
- * $Id: ucm.h 2208 2005-04-22 23:24:31Z libor $
- */
-
-#ifndef UCM_H
-#define UCM_H
-
-#include <linux/fs.h>
-#include <linux/device.h>
-#include <linux/cdev.h>
-#include <linux/idr.h>
-
-#include <rdma/ib_cm.h>
-#include <rdma/ib_user_cm.h>
-
-struct ib_ucm_file {
- struct semaphore mutex;
- struct file *filp;
-
- struct list_head ctxs; /* list of active connections */
- struct list_head events; /* list of pending events */
- wait_queue_head_t poll_wait;
-};
-
-struct ib_ucm_context {
- int id;
- wait_queue_head_t wait;
- atomic_t ref;
- int events_reported;
-
- struct ib_ucm_file *file;
- struct ib_cm_id *cm_id;
- __u64 uid;
-
- struct list_head events; /* list of pending events. */
- struct list_head file_list; /* member in file ctx list */
-};
-
-struct ib_ucm_event {
- struct ib_ucm_context *ctx;
- struct list_head file_list; /* member in file event list */
- struct list_head ctx_list; /* member in ctx event list */
-
- struct ib_cm_id *cm_id;
- struct ib_ucm_event_resp resp;
- void *data;
- void *info;
- int data_len;
- int info_len;
-};
-
-#endif /* UCM_H */