[PATCH 2/2] dpaa_eth: Initialize CGR structure before init

From: Madalin Bucur
Date: Wed Jan 04 2017 - 06:38:02 EST


From: Roy Pledge <roy.pledge@xxxxxxx>

The QBMan CGR options needs to be zeroed before calling the init
function

Signed-off-by: Roy Pledge <roy.pledge@xxxxxxx>
---
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
index 77517aa..c9b7ad6 100644
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
@@ -733,6 +733,7 @@ static int dpaa_eth_cgr_init(struct dpaa_priv *priv)
priv->cgr_data.cgr.cb = dpaa_eth_cgscn;

/* Enable Congestion State Change Notifications and CS taildrop */
+ memset(&initcgr, 0, sizeof(initcgr));
initcgr.we_mask = cpu_to_be16(QM_CGR_WE_CSCN_EN | QM_CGR_WE_CS_THRES);
initcgr.cgr.cscn_en = QM_CGR_EN;

@@ -2422,6 +2423,7 @@ static int dpaa_ingress_cgr_init(struct dpaa_priv *priv)
}

/* Enable CS TD, but disable Congestion State Change Notifications. */
+ memset(&initcgr, 0, sizeof(initcgr));
initcgr.we_mask = cpu_to_be16(QM_CGR_WE_CS_THRES);
initcgr.cgr.cscn_en = QM_CGR_EN;
cs_th = DPAA_INGRESS_CS_THRESHOLD;
--
2.1.0