From 241546237ccb898a4d3c84e4c4f2a9266adf52bf Mon Sep 17 00:00:00 2001 From: Sunil Kumar Kori Date: Mon, 11 May 2020 11:51:56 +0530 Subject: [PATCH] net/octeontx2: fix minimum length to SMQ config NIX exposes NIX_AF_SMQ(0..511)_CFG to configure minimum length of the packet which is being used for zero padding if packet is less than configured value. Setting it to default minimum length i.e. 60 bytes. Fixes: ec8ddd4fb1be ("net/octeontx2: restructure TM helper functions") Signed-off-by: Sunil Kumar Kori Acked-by: Jerin Jacob --- drivers/net/octeontx2/otx2_tm.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/net/octeontx2/otx2_tm.c b/drivers/net/octeontx2/otx2_tm.c index b57e10f74e..8ed059549f 100644 --- a/drivers/net/octeontx2/otx2_tm.c +++ b/drivers/net/octeontx2/otx2_tm.c @@ -555,10 +555,13 @@ populate_tm_reg(struct otx2_eth_dev *dev, switch (hw_lvl) { case NIX_TXSCH_LVL_SMQ: - /* Set xoff which will be cleared later */ + /* Set xoff which will be cleared later and minimum length + * which will be used for zero padding if packet length is + * smaller + */ reg[k] = NIX_AF_SMQX_CFG(schq); - regval[k] = BIT_ULL(50); - regval_mask[k] = ~BIT_ULL(50); + regval[k] = BIT_ULL(50) | NIX_MIN_HW_FRS; + regval_mask[k] = ~(BIT_ULL(50) | 0x7f); k++; /* Parent and schedule conf */ -- 2.20.1