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From: Anatoly Burakov <anatoly.burakov@intel.com>
To: dev@dpdk.org
Cc: John Daley <johndale@cisco.com>, Hyong Youb Kim <hyonkim@cisco.com>,
keith.wiles@intel.com, jianfeng.tan@intel.com,
andras.kovacs@ericsson.com, laszlo.vadkeri@ericsson.com,
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gowrishankar.m@linux.vnet.ibm.com
Date: Wed, 11 Apr 2018 13:29:54 +0100
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Subject: [dpdk-dev] [PATCH v6 19/70] net/enic: use contiguous allocation for
DMA memory
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All hardware drivers should allocate IOVA-contiguous
memzones for their hardware resources.
Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
Acked-by: John Daley <johndale@cisco.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>
---
drivers/net/enic/enic_main.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 69ad425..94e8e68 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -343,8 +343,8 @@ enic_alloc_consistent(void *priv, size_t size,
struct enic *enic = (struct enic *)priv;
struct enic_memzone_entry *mze;
- rz = rte_memzone_reserve_aligned((const char *)name,
- size, SOCKET_ID_ANY, 0, ENIC_ALIGN);
+ rz = rte_memzone_reserve_aligned((const char *)name, size,
+ SOCKET_ID_ANY, RTE_MEMZONE_IOVA_CONTIG, ENIC_ALIGN);
if (!rz) {
pr_err("%s : Failed to allocate memory requested for %s\n",
__func__, name);
@@ -888,9 +888,8 @@ int enic_alloc_wq(struct enic *enic, uint16_t queue_idx,
instance++);
wq->cqmsg_rz = rte_memzone_reserve_aligned((const char *)name,
- sizeof(uint32_t),
- SOCKET_ID_ANY, 0,
- ENIC_ALIGN);
+ sizeof(uint32_t), SOCKET_ID_ANY,
+ RTE_MEMZONE_IOVA_CONTIG, ENIC_ALIGN);
if (!wq->cqmsg_rz)
return -ENOMEM;
--
2.7.4