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From: Anatoly Burakov <anatoly.burakov@intel.com>
To: dev@dpdk.org
Cc: Rasesh Mody <rasesh.mody@cavium.com>,
Harish Patil <harish.patil@cavium.com>,
Shahed Shaikh <shahed.shaikh@cavium.com>, keith.wiles@intel.com,
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Date: Wed, 4 Apr 2018 00:21:32 +0100
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Subject: [dpdk-dev] [PATCH v3 20/68] net/qede: use contiguous allocation for
DMA memory
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Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
Acked-by: Harish Patil <harish.patil@cavium.com>
---
Notes:
v3:
- Moved the patch earlier in the patchset
- Allowed experimental API in Makefile
drivers/net/qede/Makefile | 3 +++
drivers/net/qede/base/bcm_osal.c | 5 +++--
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/qede/Makefile b/drivers/net/qede/Makefile
index ccbffa4..83a4b8c 100644
--- a/drivers/net/qede/Makefile
+++ b/drivers/net/qede/Makefile
@@ -21,6 +21,9 @@ EXPORT_MAP := rte_pmd_qede_version.map
LIBABIVER := 1
+# contiguous memzone reserve API are not yet stable
+CFLAGS += -DALLOW_EXPERIMENTAL_API
+
#
# OS
#
diff --git a/drivers/net/qede/base/bcm_osal.c b/drivers/net/qede/base/bcm_osal.c
index 91017b8..3a0a9aa 100644
--- a/drivers/net/qede/base/bcm_osal.c
+++ b/drivers/net/qede/base/bcm_osal.c
@@ -135,7 +135,7 @@ void *osal_dma_alloc_coherent(struct ecore_dev *p_dev,
if (core_id == (unsigned int)LCORE_ID_ANY)
core_id = rte_get_master_lcore();
socket_id = rte_lcore_to_socket_id(core_id);
- mz = rte_memzone_reserve_aligned(mz_name, size,
+ mz = rte_memzone_reserve_aligned_contig(mz_name, size,
socket_id, 0, RTE_CACHE_LINE_SIZE);
if (!mz) {
DP_ERR(p_dev, "Unable to allocate DMA memory "
@@ -174,7 +174,8 @@ void *osal_dma_alloc_coherent_aligned(struct ecore_dev *p_dev,
if (core_id == (unsigned int)LCORE_ID_ANY)
core_id = rte_get_master_lcore();
socket_id = rte_lcore_to_socket_id(core_id);
- mz = rte_memzone_reserve_aligned(mz_name, size, socket_id, 0, align);
+ mz = rte_memzone_reserve_aligned_contig(mz_name, size, socket_id, 0,
+ align);
if (!mz) {
DP_ERR(p_dev, "Unable to allocate DMA memory "
"of size %zu bytes - %s\n",
--
2.7.4