[IB] merge ucm.h into ucm.c
Eliminate ucm.h. Replace ucm_dbg with direct call to printk KERN_ERR.
Signed-off-by: Sean Hefty <sean.hefty@intel.com>
diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c
index d0f0b0a..b7470f0 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 @@
#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 @@
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 @@
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 @@
filp->private_data = file;
file->filp = filp;
- ucm_dbg("Created struct\n");
-
return 0;
}
@@ -1281,7 +1301,7 @@
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 @@
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;
}