From: Anatoly Burakov <anatoly.burakov@intel.com>
Date: Wed, 11 Apr 2018 12:29:52 +0000 (+0100)
Subject: net/cxgbe: use contiguous allocation for DMA memory
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=72c280fac20f817cf825da2c7c440d0baa901447;p=dpdk.git

net/cxgbe: use contiguous allocation for DMA memory

All hardware drivers should allocate IOVA-contiguous
memzones for their hardware resources.

Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
Tested-by: Santosh Shukla <santosh.shukla@caviumnetworks.com>
Tested-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Tested-by: Gowrishankar Muthukrishnan <gowrishankar.m@linux.vnet.ibm.com>
---

diff --git a/drivers/net/cxgbe/sge.c b/drivers/net/cxgbe/sge.c
index 83e26d0c61..85846fcf4f 100644
--- a/drivers/net/cxgbe/sge.c
+++ b/drivers/net/cxgbe/sge.c
@@ -1344,7 +1344,8 @@ static void *alloc_ring(size_t nelem, size_t elem_size,
 	 * handle the maximum ring size is allocated in order to allow for
 	 * resizing in later calls to the queue setup function.
 	 */
-	tz = rte_memzone_reserve_aligned(z_name, len, socket_id, 0, 4096);
+	tz = rte_memzone_reserve_aligned(z_name, len, socket_id,
+			RTE_MEMZONE_IOVA_CONTIG, 4096);
 	if (!tz)
 		return NULL;