From 33033b797225553e48ca68d8d8dc5e64ec22e02b Mon Sep 17 00:00:00 2001
From: Jack Morgenstein <jackm@mellanox.co.il>
Date: Mon, 26 Sep 2005 12:30:02 -0700
Subject: [IB] mthca: Report correct atomic capability

Return correct atomic capability flag from mthca query function.

Signed-off-by: Jack Morgenstein <jackm@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
---
 drivers/infiniband/hw/mthca/mthca_dev.h      | 1 +
 drivers/infiniband/hw/mthca/mthca_main.c     | 1 +
 drivers/infiniband/hw/mthca/mthca_provider.c | 2 ++
 3 files changed, 4 insertions(+)

diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h
index 7bff5a8425f..67a2f324a27 100644
--- a/drivers/infiniband/hw/mthca/mthca_dev.h
+++ b/drivers/infiniband/hw/mthca/mthca_dev.h
@@ -148,6 +148,7 @@ struct mthca_limits {
 	int      reserved_mcgs;
 	int      num_pds;
 	int      reserved_pds;
+	u32      flags;
 	u8       port_width_cap;
 };
 
diff --git a/drivers/infiniband/hw/mthca/mthca_main.c b/drivers/infiniband/hw/mthca/mthca_main.c
index 23a3f56c789..576e7fcd053 100644
--- a/drivers/infiniband/hw/mthca/mthca_main.c
+++ b/drivers/infiniband/hw/mthca/mthca_main.c
@@ -172,6 +172,7 @@ static int __devinit mthca_dev_lim(struct mthca_dev *mdev, struct mthca_dev_lim
 	mdev->limits.reserved_uars      = dev_lim->reserved_uars;
 	mdev->limits.reserved_pds       = dev_lim->reserved_pds;
 	mdev->limits.port_width_cap     = dev_lim->max_port_width;
+	mdev->limits.flags              = dev_lim->flags;
 
 	/* IB_DEVICE_RESIZE_MAX_WR not supported by driver.
 	   May be doable since hardware supports it for SRQ.
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index 3f5319a4657..141509dced7 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -99,6 +99,8 @@ static int mthca_query_device(struct ib_device *ibdev,
 	props->max_qp_rd_atom      = 1 << mdev->qp_table.rdb_shift;
 	props->max_qp_init_rd_atom = 1 << mdev->qp_table.rdb_shift;
 	props->local_ca_ack_delay  = mdev->limits.local_ca_ack_delay;
+	props->atomic_cap          = mdev->limits.flags & DEV_LIM_FLAG_ATOMIC ? 
+					IB_ATOMIC_HCA : IB_ATOMIC_NONE;
 
 	err = 0;
  out:
-- 
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