X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Finfiniband%2Fhw%2Fmthca%2Fmthca_cmd.c;h=d0f7731802c9acede3b220e730ab31ba9873cc24;hb=cee4cca740d209bcb4b9857baa2253d5ba4e3fbe;hp=343eca507870c53eefcbdf8b881e89e1907791b6;hpb=ec1248e70edc5cf7b485efcc7b41e44e10f422e5;p=linux-2.6

diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c
index 343eca5078..d0f7731802 100644
--- 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;
@@ -182,7 +181,7 @@ struct mthca_cmd_context {
 	u8                status;
 };
 
-static int fw_cmd_doorbell = 1;
+static int fw_cmd_doorbell = 0;
 module_param(fw_cmd_doorbell, int, 0644);
 MODULE_PARM_DESC(fw_cmd_doorbell, "post FW commands through doorbell page if nonzero "
 		 "(and supported by FW)");
@@ -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;
@@ -965,6 +950,7 @@ int mthca_QUERY_DEV_LIM(struct mthca_dev *dev,
 	u32 *outbox;
 	u8 field;
 	u16 size;
+	u16 stat_rate;
 	int err;
 
 #define QUERY_DEV_LIM_OUT_SIZE             0x100
@@ -995,6 +981,7 @@ int mthca_QUERY_DEV_LIM(struct mthca_dev *dev,
 #define QUERY_DEV_LIM_MTU_WIDTH_OFFSET      0x36
 #define QUERY_DEV_LIM_VL_PORT_OFFSET        0x37
 #define QUERY_DEV_LIM_MAX_GID_OFFSET        0x3b
+#define QUERY_DEV_LIM_RATE_SUPPORT_OFFSET   0x3c
 #define QUERY_DEV_LIM_MAX_PKEY_OFFSET       0x3f
 #define QUERY_DEV_LIM_FLAGS_OFFSET          0x44
 #define QUERY_DEV_LIM_RSVD_UAR_OFFSET       0x48
@@ -1086,6 +1073,8 @@ int mthca_QUERY_DEV_LIM(struct mthca_dev *dev,
 	dev_lim->num_ports = field & 0xf;
 	MTHCA_GET(field, outbox, QUERY_DEV_LIM_MAX_GID_OFFSET);
 	dev_lim->max_gids = 1 << (field & 0xf);
+	MTHCA_GET(stat_rate, outbox, QUERY_DEV_LIM_RATE_SUPPORT_OFFSET);
+	dev_lim->stat_rate_support = stat_rate;
 	MTHCA_GET(field, outbox, QUERY_DEV_LIM_MAX_PKEY_OFFSET);
 	dev_lim->max_pkeys = 1 << (field & 0xf);
 	MTHCA_GET(dev_lim->flags, outbox, QUERY_DEV_LIM_FLAGS_OFFSET);