Merge branch 'sii-m15w' into upstream

[pandora-kernel.git] / drivers / infiniband / hw / mthca / mthca_cmd.c

diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c
index 798e13e..deabc14 100644 (file)
--- a/drivers/infiniband/hw/mthca/mthca_cmd.c
+++ b/drivers/infiniband/hw/mthca/mthca_cmd.c
@@ -174,7 +174,6 @@ enum {
 
 struct mthca_cmd_context {
        struct completion done;
-       struct timer_list timer;
        int               result;
        int               next;
        u64               out_param;
@@ -362,15 +361,6 @@ void mthca_cmd_event(struct mthca_dev *dev,
        complete(&context->done);
 }
 
-static void event_timeout(unsigned long context_ptr)
-{
-       struct mthca_cmd_context *context =
-               (struct mthca_cmd_context *) context_ptr;
-
-       context->result = -EBUSY;
-       complete(&context->done);
-}
-
 static int mthca_cmd_wait(struct mthca_dev *dev,
                          u64 in_param,
                          u64 *out_param,
@@ -401,11 +391,10 @@ static int mthca_cmd_wait(struct mthca_dev *dev,
        if (err)
                goto out;
 
-       context->timer.expires  = jiffies + timeout;
-       add_timer(&context->timer);
-
-       wait_for_completion(&context->done);
-       del_timer_sync(&context->timer);
+       if (!wait_for_completion_timeout(&context->done, timeout)) {
+               err = -EBUSY;
+               goto out;
+       }
 
        err = context->result;
        if (err)
@@ -535,10 +524,6 @@ int mthca_cmd_use_events(struct mthca_dev *dev)
        for (i = 0; i < dev->cmd.max_cmds; ++i) {
                dev->cmd.context[i].token = i;
                dev->cmd.context[i].next = i + 1;
-               init_timer(&dev->cmd.context[i].timer);
-               dev->cmd.context[i].timer.data     =
-                       (unsigned long) &dev->cmd.context[i];
-               dev->cmd.context[i].timer.function = event_timeout;
        }
 
        dev->cmd.context[dev->cmd.max_cmds - 1].next = -1;
@@ -793,11 +778,12 @@ int mthca_QUERY_FW(struct mthca_dev *dev, u8 *status)
                ((dev->fw_ver & 0xffff0000ull) >> 16) |
                ((dev->fw_ver & 0x0000ffffull) << 16);
 
+       MTHCA_GET(lg, outbox, QUERY_FW_MAX_CMD_OFFSET);
+       dev->cmd.max_cmds = 1 << lg;
+
        mthca_dbg(dev, "FW version %012llx, max commands %d\n",
                  (unsigned long long) dev->fw_ver, dev->cmd.max_cmds);
 
-       MTHCA_GET(lg, outbox, QUERY_FW_MAX_CMD_OFFSET);
-       dev->cmd.max_cmds = 1 << lg;
        MTHCA_GET(dev->catas_err.addr, outbox, QUERY_FW_ERR_START_OFFSET);
        MTHCA_GET(dev->catas_err.size, outbox, QUERY_FW_ERR_SIZE_OFFSET);