[PATCH v7 1/6] net/dpaa2: fix issue of extract buffer preparation

[Gagandeep Singh]

From: Jun Yang <jun.yang at nxp.com>

1) The max size of extract buffer should be size of
   "struct dpni_ext_set_rx_tc_dist"(488), which is greater than 256.
2) dpkg_prepare_key_cfg is responsible to clear
   extract buffer before preparing.

Fixes: 25d0ae624245 ("net/dpaa2: check IOVA before sending MC command")
Cc: stable at dpdk.org

Signed-off-by: Jun Yang <jun.yang at nxp.com>
---
 drivers/net/dpaa2/dpaa2_ethdev.c | 4 ++--
 drivers/net/dpaa2/dpaa2_ethdev.h | 6 ++++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index 998d1e7c53..1d11847d76 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -2787,7 +2787,7 @@ dpaa2_dev_init(struct rte_eth_dev *eth_dev)
 	/* Init fields w.r.t. classification */
 	memset(&priv->extract.qos_key_extract, 0,
 		sizeof(struct dpaa2_key_extract));
-	priv->extract.qos_extract_param = rte_malloc(NULL,
+	priv->extract.qos_extract_param = rte_zmalloc(NULL,
 		DPAA2_EXTRACT_PARAM_MAX_SIZE,
 		RTE_CACHE_LINE_SIZE);
 	if (!priv->extract.qos_extract_param) {
@@ -2798,7 +2798,7 @@ dpaa2_dev_init(struct rte_eth_dev *eth_dev)
 	for (i = 0; i < MAX_TCS; i++) {
 		memset(&priv->extract.tc_key_extract[i], 0,
 			sizeof(struct dpaa2_key_extract));
-		priv->extract.tc_extract_param[i] = rte_malloc(NULL,
+		priv->extract.tc_extract_param[i] = rte_zmalloc(NULL,
 			DPAA2_EXTRACT_PARAM_MAX_SIZE,
 			RTE_CACHE_LINE_SIZE);
 		if (!priv->extract.tc_extract_param[i]) {
diff --git a/drivers/net/dpaa2/dpaa2_ethdev.h b/drivers/net/dpaa2/dpaa2_ethdev.h
index b9dd9b22fd..b501fc091a 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.h
+++ b/drivers/net/dpaa2/dpaa2_ethdev.h
@@ -31,7 +31,9 @@
 #define MAX_DPNI		8
 #define DPAA2_MAX_CHANNELS	16
 
-#define DPAA2_EXTRACT_PARAM_MAX_SIZE 256
+#define DPAA2_EXTRACT_PARAM_MAX_SIZE \
+	RTE_ALIGN(sizeof(struct dpni_ext_set_rx_tc_dist), 256)
+
 #define DPAA2_EXTRACT_ALLOC_KEY_MAX_SIZE 256
 
 #define DPAA2_RX_DEFAULT_NBDESC 512
@@ -60,7 +62,7 @@
 #define CONG_RX_OAL	128
 
 /* Size of the input SMMU mapped memory required by MC */
-#define DIST_PARAM_IOVA_SIZE 256
+#define DIST_PARAM_IOVA_SIZE DPAA2_EXTRACT_PARAM_MAX_SIZE
 
 /* Enable TX Congestion control support
  * default is disable
-- 
2.25.1