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Date: Fri, 18 May 2018 09:33:39 +0200 From: Maxime Chevallier <maxime.chevallier@...tlin.com> To: davem@...emloft.net Cc: Maxime Chevallier <maxime.chevallier@...tlin.com>, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Antoine Tenart <antoine.tenart@...tlin.com>, thomas.petazzoni@...tlin.com, gregory.clement@...tlin.com, miquel.raynal@...tlin.com, nadavh@...vell.com, stefanc@...vell.com, ymarkman@...vell.com, mw@...ihalf.com Subject: [PATCH net-next] net: mvpp2: Add missing VLAN tag detection Marvell PPv2 Header Parser sets some bits in the 'result_info' field in each lookup iteration, to identify different packet attributes such as DSA / VLAN tag, protocol infos, etc. This is used in further classification stages in the controller. It's the DSA tag detection entry that is in charge of detecting when there is a single VLAN tag. This commits adds the missing update of the result_info in this case. Signed-off-by: Maxime Chevallier <maxime.chevallier@...tlin.com> --- drivers/net/ethernet/marvell/mvpp2.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c index 7ba7e5938c2e..47e582406bd3 100644 --- a/drivers/net/ethernet/marvell/mvpp2.c +++ b/drivers/net/ethernet/marvell/mvpp2.c @@ -2130,6 +2130,9 @@ static void mvpp2_prs_dsa_tag_set(struct mvpp2 *priv, int port, bool add, mvpp2_prs_sram_ai_update(&pe, 0, MVPP2_PRS_SRAM_AI_MASK); + /* Set result info bits to 'single vlan' */ + mvpp2_prs_sram_ri_update(&pe, MVPP2_PRS_RI_VLAN_SINGLE, + MVPP2_PRS_RI_VLAN_MASK); /* If packet is tagged continue check vid filtering */ mvpp2_prs_sram_next_lu_set(&pe, MVPP2_PRS_LU_VID); } else { -- 2.11.0
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