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authorRoland Dreier <roland@eddore.topspincom.com>2005-08-17 07:39:10 -0700
committerRoland Dreier <rolandd@cisco.com>2005-08-26 20:37:36 -0700
commitda6561c285a6e28a075b97fd5a1560a2b0ce843e (patch)
treef39c9f1529e3c8aede42490d67a75321a8d8a25e /drivers/infiniband/hw/mthca/mthca_cmd.c
parent2aeba9a03b0d249fc710b9939fc089ce53d8cd30 (diff)
[PATCH] IB/mthca: Use correct port width capability value
When we call the INIT_IB firmware command to bring up a port, use the actual port width capability returned by the QUERY_DEV_LIM command instead of always trying to enable both 1X and 4X. This fixes breakage seen when the firmware is build to allow 4X only. Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_cmd.c')
-rw-r--r--drivers/infiniband/hw/mthca/mthca_cmd.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c
index e15c1e2deab..c258c1b7022 100644
--- a/drivers/infiniband/hw/mthca/mthca_cmd.c
+++ b/drivers/infiniband/hw/mthca/mthca_cmd.c
@@ -1282,10 +1282,8 @@ int mthca_INIT_IB(struct mthca_dev *dev,
#define INIT_IB_FLAG_SIG (1 << 18)
#define INIT_IB_FLAG_NG (1 << 17)
#define INIT_IB_FLAG_G0 (1 << 16)
-#define INIT_IB_FLAG_1X (1 << 8)
-#define INIT_IB_FLAG_4X (1 << 9)
-#define INIT_IB_FLAG_12X (1 << 11)
#define INIT_IB_VL_SHIFT 4
+#define INIT_IB_PORT_WIDTH_SHIFT 8
#define INIT_IB_MTU_SHIFT 12
#define INIT_IB_MAX_GID_OFFSET 0x06
#define INIT_IB_MAX_PKEY_OFFSET 0x0a
@@ -1301,12 +1299,11 @@ int mthca_INIT_IB(struct mthca_dev *dev,
memset(inbox, 0, INIT_IB_IN_SIZE);
flags = 0;
- flags |= param->enable_1x ? INIT_IB_FLAG_1X : 0;
- flags |= param->enable_4x ? INIT_IB_FLAG_4X : 0;
flags |= param->set_guid0 ? INIT_IB_FLAG_G0 : 0;
flags |= param->set_node_guid ? INIT_IB_FLAG_NG : 0;
flags |= param->set_si_guid ? INIT_IB_FLAG_SIG : 0;
flags |= param->vl_cap << INIT_IB_VL_SHIFT;
+ flags |= param->port_width << INIT_IB_PORT_WIDTH_SHIFT;
flags |= param->mtu_cap << INIT_IB_MTU_SHIFT;
MTHCA_PUT(inbox, flags, INIT_IB_FLAGS_OFFSET);