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authorDevesh Sharma <devesh.sharma@emulex.com>2014-02-04 11:56:59 +0530
committerRoland Dreier <roland@purestorage.com>2014-04-03 08:29:55 -0700
commit2407116ef90f684246e208275e6883e0706be432 (patch)
treefd2fec05ecae9eec61687be17ce4607e36074edb /drivers/net/ethernet/emulex/benet/be_roce.c
parentb6b87d2e6930b6dbb926998d3250c61cef1ec562 (diff)
be2net: Add abi version between be2net and ocrdma
This patch adds abi versioning between be2net and ocrdma driver modules to catch functional incompatibilities in the two drivers. Signed-off-by: Devesh Sharma <devesh.sharma@emulex.com> Signed-off-by: Selvin Xavier <selvin.xavier@emulex.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/net/ethernet/emulex/benet/be_roce.c')
-rw-r--r--drivers/net/ethernet/emulex/benet/be_roce.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/emulex/benet/be_roce.c b/drivers/net/ethernet/emulex/benet/be_roce.c
index 9cd5415fe017..aa7f94375108 100644
--- a/drivers/net/ethernet/emulex/benet/be_roce.c
+++ b/drivers/net/ethernet/emulex/benet/be_roce.c
@@ -35,6 +35,12 @@ static void _be_roce_dev_add(struct be_adapter *adapter)
if (!ocrdma_drv)
return;
+
+ if (ocrdma_drv->be_abi_version != BE_ROCE_ABI_VERSION) {
+ dev_warn(&pdev->dev, "Cannot initialize RoCE due to ocrdma ABI mismatch\n");
+ return;
+ }
+
if (pdev->device == OC_DEVICE_ID5) {
/* only msix is supported on these devices */
if (!msix_enabled(adapter))