Merge branches 'cma', 'cxgb3', 'cxgb4', 'misc', 'nes', 'netlink', 'srp' and 'uverbs...

[karo-tx-linux.git] / drivers / infiniband / core / ucma.c

diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index b3fa798525b2a1d8d3df793f41fe255eacf676dd..71be5eebd683a52605096ecf7745ee0d93af758d 100644 (file)
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -367,13 +367,28 @@ done:
        return ret;
 }
 
-static ssize_t ucma_create_id(struct ucma_file *file,
-                               const char __user *inbuf,
-                               int in_len, int out_len)
+static int ucma_get_qp_type(struct rdma_ucm_create_id *cmd, enum ib_qp_type *qp_type)
+{
+       switch (cmd->ps) {
+       case RDMA_PS_TCP:
+               *qp_type = IB_QPT_RC;
+               return 0;
+       case RDMA_PS_UDP:
+       case RDMA_PS_IPOIB:
+               *qp_type = IB_QPT_UD;
+               return 0;
+       default:
+               return -EINVAL;
+       }
+}
+
+static ssize_t ucma_create_id(struct ucma_file *file, const char __user *inbuf,
+                             int in_len, int out_len)
 {
        struct rdma_ucm_create_id cmd;
        struct rdma_ucm_create_id_resp resp;
        struct ucma_context *ctx;
+       enum ib_qp_type qp_type;
        int ret;
 
        if (out_len < sizeof(resp))
@@ -382,6 +397,10 @@ static ssize_t ucma_create_id(struct ucma_file *file,
        if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
                return -EFAULT;
 
+       ret = ucma_get_qp_type(&cmd, &qp_type);
+       if (ret)
+               return ret;
+
        mutex_lock(&file->mut);
        ctx = ucma_alloc_ctx(file);
        mutex_unlock(&file->mut);
@@ -389,7 +408,7 @@ static ssize_t ucma_create_id(struct ucma_file *file,
                return -ENOMEM;
 
        ctx->uid = cmd.uid;
-       ctx->cm_id = rdma_create_id(ucma_event_handler, ctx, cmd.ps);
+       ctx->cm_id = rdma_create_id(ucma_event_handler, ctx, cmd.ps, qp_type);
        if (IS_ERR(ctx->cm_id)) {
                ret = PTR_ERR(ctx->cm_id);
                goto err1;
@@ -1338,9 +1357,11 @@ static const struct file_operations ucma_fops = {
 };
 
 static struct miscdevice ucma_misc = {
-       .minor  = MISC_DYNAMIC_MINOR,
-       .name   = "rdma_cm",
-       .fops   = &ucma_fops,
+       .minor          = MISC_DYNAMIC_MINOR,
+       .name           = "rdma_cm",
+       .nodename       = "infiniband/rdma_cm",
+       .mode           = 0666,
+       .fops           = &ucma_fops,
 };
 
 static ssize_t show_abi_version(struct device *dev,