From: Gagandeep Singh <g.singh@nxp.com>
To: dev@dpdk.org, ferruh.yigit@intel.com
Cc: Gagandeep Singh <g.singh@nxp.com>
Subject: [dpdk-dev] [PATCH 1/2] net/enetc: add macro for BD ring alignment
Date: Mon, 21 Oct 2019 11:59:50 +0530 [thread overview]
Message-ID: <20191021062951.23562-1-g.singh@nxp.com> (raw)
enetc BD rings should be aligned to 128
instead of RTE_CACHE_LINE_SIZE.
Signed-off-by: Gagandeep Singh <g.singh@nxp.com>
---
drivers/net/enetc/base/enetc_hw.h | 3 +++
drivers/net/enetc/enetc_ethdev.c | 8 ++++----
2 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/net/enetc/base/enetc_hw.h b/drivers/net/enetc/base/enetc_hw.h
index fd71155ee..2fe7ccb5b 100644
--- a/drivers/net/enetc/base/enetc_hw.h
+++ b/drivers/net/enetc/base/enetc_hw.h
@@ -12,6 +12,9 @@
#define ENETC_DEV_ID_VF 0xef00
#define ENETC_DEV_ID 0xe100
+/* BD RING ALIGNMENT */
+#define ENETC_BD_RING_ALIGN 128
+
/* ENETC register block BAR */
#define ENETC_BAR_REGS 0x0
diff --git a/drivers/net/enetc/enetc_ethdev.c b/drivers/net/enetc/enetc_ethdev.c
index dc05c00ff..4e978348c 100644
--- a/drivers/net/enetc/enetc_ethdev.c
+++ b/drivers/net/enetc/enetc_ethdev.c
@@ -178,12 +178,12 @@ enetc_alloc_txbdr(struct enetc_bdr *txr, uint16_t nb_desc)
int size;
size = nb_desc * sizeof(struct enetc_swbd);
- txr->q_swbd = rte_malloc(NULL, size, RTE_CACHE_LINE_SIZE);
+ txr->q_swbd = rte_malloc(NULL, size, ENETC_BD_RING_ALIGN);
if (txr->q_swbd == NULL)
return -ENOMEM;
size = nb_desc * sizeof(struct enetc_tx_bd);
- txr->bd_base = rte_malloc(NULL, size, RTE_CACHE_LINE_SIZE);
+ txr->bd_base = rte_malloc(NULL, size, ENETC_BD_RING_ALIGN);
if (txr->bd_base == NULL) {
rte_free(txr->q_swbd);
txr->q_swbd = NULL;
@@ -325,12 +325,12 @@ enetc_alloc_rxbdr(struct enetc_bdr *rxr,
int size;
size = nb_rx_desc * sizeof(struct enetc_swbd);
- rxr->q_swbd = rte_malloc(NULL, size, RTE_CACHE_LINE_SIZE);
+ rxr->q_swbd = rte_malloc(NULL, size, ENETC_BD_RING_ALIGN);
if (rxr->q_swbd == NULL)
return -ENOMEM;
size = nb_rx_desc * sizeof(union enetc_rx_bd);
- rxr->bd_base = rte_malloc(NULL, size, RTE_CACHE_LINE_SIZE);
+ rxr->bd_base = rte_malloc(NULL, size, ENETC_BD_RING_ALIGN);
if (rxr->bd_base == NULL) {
rte_free(rxr->q_swbd);
rxr->q_swbd = NULL;
--
2.17.1
next reply other threads:[~2019-10-21 6:45 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-21 6:29 Gagandeep Singh [this message]
2019-10-21 6:29 ` [dpdk-dev] [PATCH 2/2] net/enetc: set random MAC in case no MAC for SI Gagandeep Singh
2019-10-21 8:58 ` [dpdk-dev] [PATCH v2 0/2] enetc PMD specific changes Gagandeep Singh
2019-10-21 8:58 ` [dpdk-dev] [PATCH v2 1/2] net/enetc: set random MAC in case no MAC for SI Gagandeep Singh
2019-10-21 8:58 ` [dpdk-dev] [PATCH v2 2/2] net/enetc: enable dpaax library Gagandeep Singh
2019-10-21 9:11 ` [dpdk-dev] [PATCH v3 0/3] enetc PMD specific changes Gagandeep Singh
2019-10-21 9:11 ` [dpdk-dev] [PATCH v3 1/3] net/enetc: add macro for BD ring alignment Gagandeep Singh
2019-10-21 9:11 ` [dpdk-dev] [PATCH v3 2/3] net/enetc: set random MAC in case no MAC for SI Gagandeep Singh
2019-10-21 9:11 ` [dpdk-dev] [PATCH v3 3/3] net/enetc: enable dpaax library Gagandeep Singh
2019-10-21 10:50 ` [dpdk-dev] [PATCH v4 0/3] enetc PMD specific changes Gagandeep Singh
2019-10-21 10:50 ` [dpdk-dev] [PATCH v4 1/3] net/enetc: add macro for BD ring alignment Gagandeep Singh
2019-10-21 15:54 ` Ferruh Yigit
2019-10-22 5:32 ` Gagandeep Singh
2019-10-21 10:50 ` [dpdk-dev] [PATCH v4 2/3] net/enetc: set random MAC in case no MAC for SI Gagandeep Singh
2019-10-21 16:04 ` Ferruh Yigit
2019-10-22 5:31 ` Gagandeep Singh
2019-10-22 8:59 ` Ferruh Yigit
2019-10-22 11:32 ` Gagandeep Singh
2019-10-21 10:50 ` [dpdk-dev] [PATCH v4 3/3] net/enetc: enable dpaax library Gagandeep Singh
2019-10-21 15:55 ` Ferruh Yigit
2019-10-22 5:31 ` Gagandeep Singh
2019-10-22 9:00 ` Ferruh Yigit
2019-10-22 11:30 ` Gagandeep Singh
2019-10-23 6:05 ` [dpdk-dev] [PATCH v5 0/4] enetc PMD specific changes Gagandeep Singh
2019-10-23 6:05 ` [dpdk-dev] [PATCH v5 1/4] net/enetc: fix BD ring alignment Gagandeep Singh
2019-10-23 6:06 ` [dpdk-dev] [PATCH v5 2/4] net/enetc: set random MAC in case no MAC for SI Gagandeep Singh
2019-10-23 6:06 ` [dpdk-dev] [PATCH v5 3/4] net/enetc: add log level notice Gagandeep Singh
2019-10-23 6:06 ` [dpdk-dev] [PATCH v5 4/4] net/enetc: enable dpaax library Gagandeep Singh
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