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path: root/drivers/infiniband/hw/ehca/ehca_main.c
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Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_main.c')
-rw-r--r--drivers/infiniband/hw/ehca/ehca_main.c79
1 files changed, 47 insertions, 32 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_main.c b/drivers/infiniband/hw/ehca/ehca_main.c
index 368311ce332..cd8d290a09f 100644
--- a/drivers/infiniband/hw/ehca/ehca_main.c
+++ b/drivers/infiniband/hw/ehca/ehca_main.c
@@ -52,23 +52,23 @@
#include "ehca_tools.h"
#include "hcp_if.h"
-#define HCAD_VERSION "0026"
+#define HCAD_VERSION "0029"
MODULE_LICENSE("Dual BSD/GPL");
MODULE_AUTHOR("Christoph Raisch <raisch@de.ibm.com>");
MODULE_DESCRIPTION("IBM eServer HCA InfiniBand Device Driver");
MODULE_VERSION(HCAD_VERSION);
-static int ehca_open_aqp1 = 0;
+static bool ehca_open_aqp1 = 0;
static int ehca_hw_level = 0;
-static int ehca_poll_all_eqs = 1;
+static bool ehca_poll_all_eqs = 1;
int ehca_debug_level = 0;
-int ehca_nr_ports = 2;
-int ehca_use_hp_mr = 0;
+int ehca_nr_ports = -1;
+bool ehca_use_hp_mr = 0;
int ehca_port_act_time = 30;
int ehca_static_rate = -1;
-int ehca_scaling_code = 0;
+bool ehca_scaling_code = 0;
int ehca_lock_hcalls = -1;
int ehca_max_cq = -1;
int ehca_max_qp = -1;
@@ -82,7 +82,7 @@ module_param_named(port_act_time, ehca_port_act_time, int, S_IRUGO);
module_param_named(poll_all_eqs, ehca_poll_all_eqs, bool, S_IRUGO);
module_param_named(static_rate, ehca_static_rate, int, S_IRUGO);
module_param_named(scaling_code, ehca_scaling_code, bool, S_IRUGO);
-module_param_named(lock_hcalls, ehca_lock_hcalls, bool, S_IRUGO);
+module_param_named(lock_hcalls, ehca_lock_hcalls, bint, S_IRUGO);
module_param_named(number_of_cqs, ehca_max_cq, int, S_IRUGO);
module_param_named(number_of_qps, ehca_max_qp, int, S_IRUGO);
@@ -95,8 +95,8 @@ MODULE_PARM_DESC(hw_level,
"Hardware level (0: autosensing (default), "
"0x10..0x14: eHCA, 0x20..0x23: eHCA2)");
MODULE_PARM_DESC(nr_ports,
- "number of connected ports (-1: autodetect, 1: port one only, "
- "2: two ports (default)");
+ "number of connected ports (-1: autodetect (default), "
+ "1: port one only, 2: two ports)");
MODULE_PARM_DESC(use_hp_mr,
"Use high performance MRs (default: no)");
MODULE_PARM_DESC(port_act_time,
@@ -123,7 +123,7 @@ DEFINE_IDR(ehca_qp_idr);
DEFINE_IDR(ehca_cq_idr);
static LIST_HEAD(shca_list); /* list of all registered ehcas */
-static DEFINE_SPINLOCK(shca_list_lock);
+DEFINE_SPINLOCK(shca_list_lock);
static struct timer_list poll_eqs_timer;
@@ -211,6 +211,7 @@ static int ehca_create_slab_caches(void)
if (!ctblk_cache) {
ehca_gen_err("Cannot create ctblk SLAB cache.");
ehca_cleanup_small_qp_cache();
+ ret = -ENOMEM;
goto create_slab_caches6;
}
#endif
@@ -291,8 +292,9 @@ static int ehca_sense_attributes(struct ehca_shca *shca)
};
ehca_gen_dbg("Probing adapter %s...",
- shca->ofdev->node->full_name);
- loc_code = of_get_property(shca->ofdev->node, "ibm,loc-code", NULL);
+ shca->ofdev->dev.of_node->full_name);
+ loc_code = of_get_property(shca->ofdev->dev.of_node, "ibm,loc-code",
+ NULL);
if (loc_code)
ehca_gen_dbg(" ... location lode=%s", loc_code);
@@ -359,7 +361,8 @@ static int ehca_sense_attributes(struct ehca_shca *shca)
* a firmware property, so it's valid across all adapters
*/
if (ehca_lock_hcalls == -1)
- ehca_lock_hcalls = !(shca->hca_cap & HCA_CAP_H_ALLOC_RES_SYNC);
+ ehca_lock_hcalls = !EHCA_BMASK_GET(HCA_CAP_H_ALLOC_RES_SYNC,
+ shca->hca_cap);
/* translate supported MR page sizes; always support 4K */
shca->hca_cap_mr_pgsize = EHCA_PAGESIZE;
@@ -506,6 +509,7 @@ static int ehca_init_device(struct ehca_shca *shca)
shca->ib_device.detach_mcast = ehca_detach_mcast;
shca->ib_device.process_mad = ehca_process_mad;
shca->ib_device.mmap = ehca_mmap;
+ shca->ib_device.dma_ops = &ehca_dma_mapping_ops;
if (EHCA_BMASK_GET(HCA_CAP_SRQ, shca->hca_cap)) {
shca->ib_device.uverbs_cmd_mask |=
@@ -622,7 +626,7 @@ static struct attribute_group ehca_drv_attr_grp = {
.attrs = ehca_drv_attrs
};
-static struct attribute_group *ehca_drv_attr_groups[] = {
+static const struct attribute_group *ehca_drv_attr_groups[] = {
&ehca_drv_attr_grp,
NULL,
};
@@ -636,7 +640,7 @@ static ssize_t ehca_show_##name(struct device *dev, \
struct hipz_query_hca *rblock; \
int data; \
\
- shca = dev->driver_data; \
+ shca = dev_get_drvdata(dev); \
\
rblock = ehca_alloc_fw_ctrlblock(GFP_KERNEL); \
if (!rblock) { \
@@ -680,7 +684,7 @@ static ssize_t ehca_show_adapter_handle(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- struct ehca_shca *shca = dev->driver_data;
+ struct ehca_shca *shca = dev_get_drvdata(dev);
return sprintf(buf, "%llx\n", shca->ipz_hca_handle.handle);
@@ -710,8 +714,7 @@ static struct attribute_group ehca_dev_attr_grp = {
.attrs = ehca_dev_attrs
};
-static int __devinit ehca_probe(struct of_device *dev,
- const struct of_device_id *id)
+static int ehca_probe(struct platform_device *dev)
{
struct ehca_shca *shca;
const u64 *handle;
@@ -719,16 +722,16 @@ static int __devinit ehca_probe(struct of_device *dev,
int ret, i, eq_size;
unsigned long flags;
- handle = of_get_property(dev->node, "ibm,hca-handle", NULL);
+ handle = of_get_property(dev->dev.of_node, "ibm,hca-handle", NULL);
if (!handle) {
ehca_gen_err("Cannot get eHCA handle for adapter: %s.",
- dev->node->full_name);
+ dev->dev.of_node->full_name);
return -ENODEV;
}
if (!(*handle)) {
ehca_gen_err("Wrong eHCA handle for adapter: %s.",
- dev->node->full_name);
+ dev->dev.of_node->full_name);
return -ENODEV;
}
@@ -749,7 +752,7 @@ static int __devinit ehca_probe(struct of_device *dev,
shca->ofdev = dev;
shca->ipz_hca_handle.handle = *handle;
- dev->dev.driver_data = shca;
+ dev_set_drvdata(&dev->dev, shca);
ret = ehca_sense_attributes(shca);
if (ret < 0) {
@@ -797,7 +800,7 @@ static int __devinit ehca_probe(struct of_device *dev,
goto probe5;
}
- ret = ib_register_device(&shca->ib_device);
+ ret = ib_register_device(&shca->ib_device, NULL);
if (ret) {
ehca_err(&shca->ib_device,
"ib_register_device() failed ret=%i", ret);
@@ -876,9 +879,9 @@ probe1:
return -EINVAL;
}
-static int __devexit ehca_remove(struct of_device *dev)
+static int ehca_remove(struct platform_device *dev)
{
- struct ehca_shca *shca = dev->dev.driver_data;
+ struct ehca_shca *shca = dev_get_drvdata(&dev->dev);
unsigned long flags;
int ret;
@@ -934,13 +937,14 @@ static struct of_device_id ehca_device_table[] =
};
MODULE_DEVICE_TABLE(of, ehca_device_table);
-static struct of_platform_driver ehca_driver = {
- .name = "ehca",
- .match_table = ehca_device_table,
+static struct platform_driver ehca_driver = {
.probe = ehca_probe,
.remove = ehca_remove,
- .driver = {
+ .driver = {
+ .name = "ehca",
+ .owner = THIS_MODULE,
.groups = ehca_drv_attr_groups,
+ .of_match_table = ehca_device_table,
},
};
@@ -1028,17 +1032,23 @@ static int __init ehca_module_init(void)
goto module_init1;
}
+ ret = ehca_create_busmap();
+ if (ret) {
+ ehca_gen_err("Cannot create busmap.");
+ goto module_init2;
+ }
+
ret = ibmebus_register_driver(&ehca_driver);
if (ret) {
ehca_gen_err("Cannot register eHCA device driver");
ret = -EINVAL;
- goto module_init2;
+ goto module_init3;
}
ret = register_memory_notifier(&ehca_mem_nb);
if (ret) {
ehca_gen_err("Failed registering memory add/remove notifier");
- goto module_init3;
+ goto module_init4;
}
if (ehca_poll_all_eqs != 1) {
@@ -1053,9 +1063,12 @@ static int __init ehca_module_init(void)
return 0;
-module_init3:
+module_init4:
ibmebus_unregister_driver(&ehca_driver);
+module_init3:
+ ehca_destroy_busmap();
+
module_init2:
ehca_destroy_slab_caches();
@@ -1073,6 +1086,8 @@ static void __exit ehca_module_exit(void)
unregister_memory_notifier(&ehca_mem_nb);
+ ehca_destroy_busmap();
+
ehca_destroy_slab_caches();
ehca_destroy_comp_pool();
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-06 15:28:41 +0000