Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/agpgart

[pandora-kernel.git] / drivers / infiniband / hw / ehca / ehca_main.c

diff --git a/drivers/infiniband/hw/ehca/ehca_main.c b/drivers/infiniband/hw/ehca/ehca_main.c
index c183512..c3f99f3 100644 (file)
--- a/drivers/infiniband/hw/ehca/ehca_main.c
+++ b/drivers/infiniband/hw/ehca/ehca_main.c
@@ -52,7 +52,7 @@
 MODULE_LICENSE("Dual BSD/GPL");
 MODULE_AUTHOR("Christoph Raisch <raisch@de.ibm.com>");
 MODULE_DESCRIPTION("IBM eServer HCA InfiniBand Device Driver");
-MODULE_VERSION("SVNEHCA_0021");
+MODULE_VERSION("SVNEHCA_0023");
 
 int ehca_open_aqp1     = 0;
 int ehca_debug_level   = 0;
@@ -62,7 +62,7 @@ int ehca_use_hp_mr     = 0;
 int ehca_port_act_time = 30;
 int ehca_poll_all_eqs  = 1;
 int ehca_static_rate   = -1;
-int ehca_scaling_code  = 1;
+int ehca_scaling_code  = 0;
 
 module_param_named(open_aqp1,     ehca_open_aqp1,     int, 0);
 module_param_named(debug_level,   ehca_debug_level,   int, 0);
@@ -98,6 +98,7 @@ MODULE_PARM_DESC(scaling_code,
 
 spinlock_t ehca_qp_idr_lock;
 spinlock_t ehca_cq_idr_lock;
+spinlock_t hcall_lock;
 DEFINE_IDR(ehca_qp_idr);
 DEFINE_IDR(ehca_cq_idr);
 
@@ -313,6 +314,7 @@ int ehca_init_device(struct ehca_shca *shca)
 
        shca->ib_device.node_type           = RDMA_NODE_IB_CA;
        shca->ib_device.phys_port_cnt       = shca->num_ports;
+       shca->ib_device.num_comp_vectors    = 1;
        shca->ib_device.dma_device          = &shca->ibmebus_dev->ofdev.dev;
        shca->ib_device.query_device        = ehca_query_device;
        shca->ib_device.query_port          = ehca_query_port;
@@ -375,7 +377,7 @@ static int ehca_create_aqp1(struct ehca_shca *shca, u32 port)
                return -EPERM;
        }
 
-       ibcq = ib_create_cq(&shca->ib_device, NULL, NULL, (void*)(-1), 10);
+       ibcq = ib_create_cq(&shca->ib_device, NULL, NULL, (void*)(-1), 10, 0);
        if (IS_ERR(ibcq)) {
                ehca_err(&shca->ib_device, "Cannot create AQP1 CQ.");
                return PTR_ERR(ibcq);
@@ -452,15 +454,14 @@ static ssize_t ehca_store_debug_level(struct device_driver *ddp,
 DRIVER_ATTR(debug_level, S_IRUSR | S_IWUSR,
            ehca_show_debug_level, ehca_store_debug_level);
 
-void ehca_create_driver_sysfs(struct ibmebus_driver *drv)
-{
-       driver_create_file(&drv->driver, &driver_attr_debug_level);
-}
+static struct attribute *ehca_drv_attrs[] = {
+       &driver_attr_debug_level.attr,
+       NULL
+};
 
-void ehca_remove_driver_sysfs(struct ibmebus_driver *drv)
-{
-       driver_remove_file(&drv->driver, &driver_attr_debug_level);
-}
+static struct attribute_group ehca_drv_attr_grp = {
+       .attrs = ehca_drv_attrs
+};
 
 #define EHCA_RESOURCE_ATTR(name)                                           \
 static ssize_t  ehca_show_##name(struct device *dev,                       \
@@ -522,54 +523,38 @@ static ssize_t ehca_show_adapter_handle(struct device *dev,
 }
 static DEVICE_ATTR(adapter_handle, S_IRUGO, ehca_show_adapter_handle, NULL);
 
+static struct attribute *ehca_dev_attrs[] = {
+       &dev_attr_adapter_handle.attr,
+       &dev_attr_num_ports.attr,
+       &dev_attr_hw_ver.attr,
+       &dev_attr_max_eq.attr,
+       &dev_attr_cur_eq.attr,
+       &dev_attr_max_cq.attr,
+       &dev_attr_cur_cq.attr,
+       &dev_attr_max_qp.attr,
+       &dev_attr_cur_qp.attr,
+       &dev_attr_max_mr.attr,
+       &dev_attr_cur_mr.attr,
+       &dev_attr_max_mw.attr,
+       &dev_attr_cur_mw.attr,
+       &dev_attr_max_pd.attr,
+       &dev_attr_max_ah.attr,
+       NULL
+};
 
-void ehca_create_device_sysfs(struct ibmebus_dev *dev)
-{
-       device_create_file(&dev->ofdev.dev, &dev_attr_adapter_handle);
-       device_create_file(&dev->ofdev.dev, &dev_attr_num_ports);
-       device_create_file(&dev->ofdev.dev, &dev_attr_hw_ver);
-       device_create_file(&dev->ofdev.dev, &dev_attr_max_eq);
-       device_create_file(&dev->ofdev.dev, &dev_attr_cur_eq);
-       device_create_file(&dev->ofdev.dev, &dev_attr_max_cq);
-       device_create_file(&dev->ofdev.dev, &dev_attr_cur_cq);
-       device_create_file(&dev->ofdev.dev, &dev_attr_max_qp);
-       device_create_file(&dev->ofdev.dev, &dev_attr_cur_qp);
-       device_create_file(&dev->ofdev.dev, &dev_attr_max_mr);
-       device_create_file(&dev->ofdev.dev, &dev_attr_cur_mr);
-       device_create_file(&dev->ofdev.dev, &dev_attr_max_mw);
-       device_create_file(&dev->ofdev.dev, &dev_attr_cur_mw);
-       device_create_file(&dev->ofdev.dev, &dev_attr_max_pd);
-       device_create_file(&dev->ofdev.dev, &dev_attr_max_ah);
-}
-
-void ehca_remove_device_sysfs(struct ibmebus_dev *dev)
-{
-       device_remove_file(&dev->ofdev.dev, &dev_attr_adapter_handle);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_num_ports);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_hw_ver);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_max_eq);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_cur_eq);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_max_cq);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_cur_cq);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_max_qp);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_cur_qp);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_max_mr);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_cur_mr);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_max_mw);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_cur_mw);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_max_pd);
-       device_remove_file(&dev->ofdev.dev, &dev_attr_max_ah);
-}
+static struct attribute_group ehca_dev_attr_grp = {
+       .attrs = ehca_dev_attrs
+};
 
 static int __devinit ehca_probe(struct ibmebus_dev *dev,
                                const struct of_device_id *id)
 {
        struct ehca_shca *shca;
-       u64 *handle;
+       const u64 *handle;
        struct ib_pd *ibpd;
        int ret;
 
-       handle = (u64 *)get_property(dev->ofdev.node, "ibm,hca-handle", NULL);
+       handle = of_get_property(dev->ofdev.node, "ibm,hca-handle", NULL);
        if (!handle) {
                ehca_gen_err("Cannot get eHCA handle for adapter: %s.",
                             dev->ofdev.node->full_name);
@@ -587,6 +572,7 @@ static int __devinit ehca_probe(struct ibmebus_dev *dev,
                ehca_gen_err("Cannot allocate shca memory.");
                return -ENOMEM;
        }
+       mutex_init(&shca->modify_mutex);
 
        shca->ibmebus_dev = dev;
        shca->ipz_hca_handle.handle = *handle;
@@ -666,7 +652,10 @@ static int __devinit ehca_probe(struct ibmebus_dev *dev,
                }
        }
 
-       ehca_create_device_sysfs(dev);
+       ret = sysfs_create_group(&dev->ofdev.dev.kobj, &ehca_dev_attr_grp);
+       if (ret) /* only complain; we can live without attributes */
+               ehca_err(&shca->ib_device,
+                        "Cannot create device attributes  ret=%d", ret);
 
        spin_lock(&shca_list_lock);
        list_add(&shca->shca_list, &shca_list);
@@ -718,7 +707,7 @@ static int __devexit ehca_remove(struct ibmebus_dev *dev)
        struct ehca_shca *shca = dev->ofdev.dev.driver_data;
        int ret;
 
-       ehca_remove_device_sysfs(dev);
+       sysfs_remove_group(&dev->ofdev.dev.kobj, &ehca_dev_attr_grp);
 
        if (ehca_open_aqp1 == 1) {
                int i;
@@ -810,11 +799,12 @@ int __init ehca_module_init(void)
        int ret;
 
        printk(KERN_INFO "eHCA Infiniband Device Driver "
-              "(Rel.: SVNEHCA_0021)\n");
+              "(Rel.: SVNEHCA_0023)\n");
        idr_init(&ehca_qp_idr);
        idr_init(&ehca_cq_idr);
        spin_lock_init(&ehca_qp_idr_lock);
        spin_lock_init(&ehca_cq_idr_lock);
+       spin_lock_init(&hcall_lock);
 
        INIT_LIST_HEAD(&shca_list);
        spin_lock_init(&shca_list_lock);
@@ -836,7 +826,9 @@ int __init ehca_module_init(void)
                goto module_init2;
        }
 
-       ehca_create_driver_sysfs(&ehca_driver);
+       ret = sysfs_create_group(&ehca_driver.driver.kobj, &ehca_drv_attr_grp);
+       if (ret) /* only complain; we can live without attributes */
+               ehca_gen_err("Cannot create driver attributes  ret=%d", ret);
 
        if (ehca_poll_all_eqs != 1) {
                ehca_gen_err("WARNING!!!");
@@ -863,7 +855,7 @@ void __exit ehca_module_exit(void)
        if (ehca_poll_all_eqs == 1)
                del_timer_sync(&poll_eqs_timer);
 
-       ehca_remove_driver_sysfs(&ehca_driver);
+       sysfs_remove_group(&ehca_driver.driver.kobj, &ehca_drv_attr_grp);
        ibmebus_unregister_driver(&ehca_driver);
 
        ehca_destroy_slab_caches();