IB/ehca: Remove mr_largepage parameter

Always enable large page support; didn't seem to cause problems for anyone.

Signed-off-by: Joachim Fenkes <fenkes@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 3 insertions, 19 deletions

diff --git a/drivers/infiniband/hw/ehca/ehca_main.c b/drivers/infiniband/hw/ehca/ehca_main.c
index 4379beff987f..ab02ac836f94 100644
--- a/drivers/infiniband/hw/ehca/ehca_main.c
+++ b/drivers/infiniband/hw/ehca/ehca_main.c
@@ -60,7 +60,6 @@ MODULE_VERSION(HCAD_VERSION);
 static int ehca_open_aqp1     = 0;
 static int ehca_hw_level      = 0;
 static int ehca_poll_all_eqs  = 1;
-static int ehca_mr_largepage  = 1;
 
 int ehca_debug_level   = 0;
 int ehca_nr_ports      = 2;
@@ -79,7 +78,6 @@ module_param_named(port_act_time, ehca_port_act_time, int, S_IRUGO);
 module_param_named(poll_all_eqs,  ehca_poll_all_eqs,  int, S_IRUGO);
 module_param_named(static_rate,   ehca_static_rate,   int, S_IRUGO);
 module_param_named(scaling_code,  ehca_scaling_code,  int, S_IRUGO);
-module_param_named(mr_largepage,  ehca_mr_largepage,  int, S_IRUGO);
 module_param_named(lock_hcalls,   ehca_lock_hcalls,   bool, S_IRUGO);
 
 MODULE_PARM_DESC(open_aqp1,
@@ -104,9 +102,6 @@ MODULE_PARM_DESC(static_rate,
                  "set permanent static rate (default: disabled)");
 MODULE_PARM_DESC(scaling_code,
                  "set scaling code (0: disabled/default, 1: enabled)");
-MODULE_PARM_DESC(mr_largepage,
-                 "use large page for MR (0: use PAGE_SIZE (default), "
-                 "1: use large page depending on MR size");
 MODULE_PARM_DESC(lock_hcalls,
                  "serialize all hCalls made by the driver "
                  "(default: autodetect)");
@@ -357,11 +352,9 @@ static int ehca_sense_attributes(struct ehca_shca *shca)
 
         /* translate supported MR page sizes; always support 4K */
         shca->hca_cap_mr_pgsize = EHCA_PAGESIZE;
-        if (ehca_mr_largepage) { /* support extra sizes only if enabled */
-                for (i = 0; i < ARRAY_SIZE(pgsize_map); i += 2)
-                        if (rblock->memory_page_size_supported & pgsize_map[i])
-                                shca->hca_cap_mr_pgsize |= pgsize_map[i + 1];
-        }
+        for (i = 0; i < ARRAY_SIZE(pgsize_map); i += 2)
+                if (rblock->memory_page_size_supported & pgsize_map[i])
+                        shca->hca_cap_mr_pgsize |= pgsize_map[i + 1];
 
         /* query max MTU from first port -- it's the same for all ports */
         port = (struct hipz_query_port *)rblock;
@@ -663,14 +656,6 @@ static ssize_t ehca_show_adapter_handle(struct device *dev,
 }
 static DEVICE_ATTR(adapter_handle, S_IRUGO, ehca_show_adapter_handle, NULL);
 
-static ssize_t ehca_show_mr_largepage(struct device *dev,
-                                      struct device_attribute *attr,
-                                      char *buf)
-{
-        return sprintf(buf, "%d\n", ehca_mr_largepage);
-}
-static DEVICE_ATTR(mr_largepage, S_IRUGO, ehca_show_mr_largepage, NULL);
-
 static struct attribute *ehca_dev_attrs[] = {
         &dev_attr_adapter_handle.attr,
         &dev_attr_num_ports.attr,
@@ -687,7 +672,6 @@ static struct attribute *ehca_dev_attrs[] = {
         &dev_attr_cur_mw.attr,
         &dev_attr_max_pd.attr,
         &dev_attr_max_ah.attr,
-        &dev_attr_mr_largepage.attr,
         NULL
 };