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From: Anatoly Burakov <anatoly.burakov@intel.com>
To: dev@dpdk.org
Cc: Ajit Khaparde <ajit.khaparde@broadcom.com>,
Somnath Kotur <somnath.kotur@broadcom.com>, keith.wiles@intel.com,
jianfeng.tan@intel.com, andras.kovacs@ericsson.com,
laszlo.vadkeri@ericsson.com, benjamin.walker@intel.com,
bruce.richardson@intel.com, thomas@monjalon.net,
konstantin.ananyev@intel.com, kuralamudhan.ramakrishnan@intel.com,
louise.m.daly@intel.com, nelio.laranjeiro@6wind.com,
yskoh@mellanox.com, pepperjo@japf.ch, jerin.jacob@caviumnetworks.com,
hemant.agrawal@nxp.com, olivier.matz@6wind.com, shreyansh.jain@nxp.com,
gowrishankar.m@linux.vnet.ibm.com
Date: Wed, 11 Apr 2018 13:29:51 +0100
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Subject: [dpdk-dev] [PATCH v6 16/70] net/bnxt: 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>
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/bnxt/bnxt_ethdev.c | 17 ++++++++++-------
drivers/net/bnxt/bnxt_ring.c | 9 +++++----
drivers/net/bnxt/bnxt_vnic.c | 8 ++++----
3 files changed, 19 insertions(+), 15 deletions(-)
diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index 0b21653..ad7d925 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -3147,9 +3147,10 @@ bnxt_dev_init(struct rte_eth_dev *eth_dev)
sizeof(struct rx_port_stats) + 512);
if (!mz) {
mz = rte_memzone_reserve(mz_name, total_alloc_len,
- SOCKET_ID_ANY,
- RTE_MEMZONE_2MB |
- RTE_MEMZONE_SIZE_HINT_ONLY);
+ SOCKET_ID_ANY,
+ RTE_MEMZONE_2MB |
+ RTE_MEMZONE_SIZE_HINT_ONLY |
+ RTE_MEMZONE_IOVA_CONTIG);
if (mz == NULL)
return -ENOMEM;
}
@@ -3181,10 +3182,12 @@ bnxt_dev_init(struct rte_eth_dev *eth_dev)
total_alloc_len = RTE_CACHE_LINE_ROUNDUP(
sizeof(struct tx_port_stats) + 512);
if (!mz) {
- mz = rte_memzone_reserve(mz_name, total_alloc_len,
- SOCKET_ID_ANY,
- RTE_MEMZONE_2MB |
- RTE_MEMZONE_SIZE_HINT_ONLY);
+ mz = rte_memzone_reserve(mz_name,
+ total_alloc_len,
+ SOCKET_ID_ANY,
+ RTE_MEMZONE_2MB |
+ RTE_MEMZONE_SIZE_HINT_ONLY |
+ RTE_MEMZONE_IOVA_CONTIG);
if (mz == NULL)
return -ENOMEM;
}
diff --git a/drivers/net/bnxt/bnxt_ring.c b/drivers/net/bnxt/bnxt_ring.c
index 8fb8972..0e8a6a2 100644
--- a/drivers/net/bnxt/bnxt_ring.c
+++ b/drivers/net/bnxt/bnxt_ring.c
@@ -166,10 +166,11 @@ int bnxt_alloc_rings(struct bnxt *bp, uint16_t qidx,
mz = rte_memzone_lookup(mz_name);
if (!mz) {
mz = rte_memzone_reserve_aligned(mz_name, total_alloc_len,
- SOCKET_ID_ANY,
- RTE_MEMZONE_2MB |
- RTE_MEMZONE_SIZE_HINT_ONLY,
- getpagesize());
+ SOCKET_ID_ANY,
+ RTE_MEMZONE_2MB |
+ RTE_MEMZONE_SIZE_HINT_ONLY |
+ RTE_MEMZONE_IOVA_CONTIG,
+ getpagesize());
if (mz == NULL)
return -ENOMEM;
}
diff --git a/drivers/net/bnxt/bnxt_vnic.c b/drivers/net/bnxt/bnxt_vnic.c
index d4aeb4c..9ccc67e 100644
--- a/drivers/net/bnxt/bnxt_vnic.c
+++ b/drivers/net/bnxt/bnxt_vnic.c
@@ -185,10 +185,10 @@ int bnxt_alloc_vnic_attributes(struct bnxt *bp)
mz = rte_memzone_lookup(mz_name);
if (!mz) {
mz = rte_memzone_reserve(mz_name,
- entry_length * max_vnics,
- SOCKET_ID_ANY,
- RTE_MEMZONE_2MB |
- RTE_MEMZONE_SIZE_HINT_ONLY);
+ entry_length * max_vnics, SOCKET_ID_ANY,
+ RTE_MEMZONE_2MB |
+ RTE_MEMZONE_SIZE_HINT_ONLY |
+ RTE_MEMZONE_IOVA_CONTIG);
if (!mz)
return -ENOMEM;
}
--
2.7.4