Merge remote-tracking branch 'asoc/topic/intel' into asoc-next

[cascardo/linux.git] / drivers / infiniband / hw / ocrdma / ocrdma_stats.c

diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_stats.c b/drivers/infiniband/hw/ocrdma/ocrdma_stats.c
index 86c303a..255f774 100644 (file)
--- a/drivers/infiniband/hw/ocrdma/ocrdma_stats.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_stats.c
@@ -64,10 +64,11 @@ static int ocrdma_add_stat(char *start, char *pcur,
        return cpy_len;
 }
 
-static bool ocrdma_alloc_stats_mem(struct ocrdma_dev *dev)
+bool ocrdma_alloc_stats_resources(struct ocrdma_dev *dev)
 {
        struct stats_mem *mem = &dev->stats_mem;
 
+       mutex_init(&dev->stats_lock);
        /* Alloc mbox command mem*/
        mem->size = max_t(u32, sizeof(struct ocrdma_rdma_stats_req),
                        sizeof(struct ocrdma_rdma_stats_resp));
@@ -91,13 +92,14 @@ static bool ocrdma_alloc_stats_mem(struct ocrdma_dev *dev)
        return true;
 }
 
-static void ocrdma_release_stats_mem(struct ocrdma_dev *dev)
+void ocrdma_release_stats_resources(struct ocrdma_dev *dev)
 {
        struct stats_mem *mem = &dev->stats_mem;
 
        if (mem->va)
                dma_free_coherent(&dev->nic_info.pdev->dev, mem->size,
                                  mem->va, mem->pa);
+       mem->va = NULL;
        kfree(mem->debugfs_mem);
 }
 
@@ -838,15 +840,9 @@ void ocrdma_add_port_stats(struct ocrdma_dev *dev)
                                &dev->reset_stats, &ocrdma_dbg_ops))
                goto err;
 
-       /* Now create dma_mem for stats mbx command */
-       if (!ocrdma_alloc_stats_mem(dev))
-               goto err;
-
-       mutex_init(&dev->stats_lock);
 
        return;
 err:
-       ocrdma_release_stats_mem(dev);
        debugfs_remove_recursive(dev->dir);
        dev->dir = NULL;
 }
@@ -855,9 +851,7 @@ void ocrdma_rem_port_stats(struct ocrdma_dev *dev)
 {
        if (!dev->dir)
                return;
-       debugfs_remove(dev->dir);
-       mutex_destroy(&dev->stats_lock);
-       ocrdma_release_stats_mem(dev);
+       debugfs_remove_recursive(dev->dir);
 }
 
 void ocrdma_init_debugfs(void)