IB/rdmavt: Consolidate dma ops in rdmavt.
This patch adds dma functions to rdmavt. The source is hfi1's version of
dma.c which will be removed by a subsequent hfi1 patch.
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
diff --git a/drivers/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c
index aa325db..d82fdda 100644
--- a/drivers/infiniband/sw/rdmavt/vt.c
+++ b/drivers/infiniband/sw/rdmavt/vt.c
@@ -69,6 +69,16 @@
if (!rdi)
return -EINVAL;
+ /*
+ * Drivers have the option to override anything in the ibdev that they
+ * want to specifically handle. VT needs to check for things it supports
+ * and if the driver wants to handle that functionality let it. We may
+ * come up with a better mechanism that simplifies the code at some
+ * point.
+ */
+ rdi->ibdev.dma_ops =
+ rdi->ibdev.dma_ops ? : &rvt_default_dma_mapping_ops;
+
return ib_register_device(&rdi->ibdev, rdi->port_callback);
}
EXPORT_SYMBOL(rvt_register_device);