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Subject[net-next] net: mvpp2: add an entry to skip parser
Date
From: Stefan Chulski <stefanc@marvell.com>

This entry used when skipping the parser needed,
for example, the custom header pretended to ethernet header.

Suggested-by: Liron Himi <liron@marvell.com>
Signed-off-by: Stefan Chulski <stefanc@marvell.com>
---
drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c | 15 +++++++++++++++
drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h | 3 ++-
2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
index 0b2ff08..b968a20 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
@@ -1173,6 +1173,21 @@ static void mvpp2_prs_mh_init(struct mvpp2 *priv)
/* Update shadow table and hw entry */
mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_MH);
mvpp2_prs_hw_write(priv, &pe);
+
+ /* Set MH entry that skip parser */
+ pe.index = MVPP2_PE_MH_SKIP_PRS;
+ mvpp2_prs_tcam_lu_set(&pe, MVPP2_PRS_LU_MH);
+ mvpp2_prs_sram_shift_set(&pe, MVPP2_MH_SIZE,
+ MVPP2_PRS_SRAM_OP_SEL_SHIFT_ADD);
+ mvpp2_prs_sram_bits_set(&pe, MVPP2_PRS_SRAM_LU_GEN_BIT, 1);
+ mvpp2_prs_sram_next_lu_set(&pe, MVPP2_PRS_LU_FLOWS);
+
+ /* Mask all ports */
+ mvpp2_prs_tcam_port_map_set(&pe, 0);
+
+ /* Update shadow table and hw entry */
+ mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_MH);
+ mvpp2_prs_hw_write(priv, &pe);
}

/* Set default entires (place holder) for promiscuous, non-promiscuous and
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h
index 4b68dd3..c16e5b9 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h
@@ -103,10 +103,11 @@
#define MVPP2_PE_MAC_RANGE_START (MVPP2_PE_MAC_RANGE_END - \
MVPP2_PRS_MAC_RANGE_SIZE + 1)
/* VLAN filtering range */
-#define MVPP2_PE_VID_FILT_RANGE_END (MVPP2_PRS_TCAM_SRAM_SIZE - 31)
+#define MVPP2_PE_VID_FILT_RANGE_END (MVPP2_PRS_TCAM_SRAM_SIZE - 32)
#define MVPP2_PE_VID_FILT_RANGE_START (MVPP2_PE_VID_FILT_RANGE_END - \
MVPP2_PRS_VLAN_FILT_RANGE_SIZE + 1)
#define MVPP2_PE_LAST_FREE_TID (MVPP2_PE_MAC_RANGE_START - 1)
+#define MVPP2_PE_MH_SKIP_PRS (MVPP2_PRS_TCAM_SRAM_SIZE - 31)
#define MVPP2_PE_IP6_EXT_PROTO_UN (MVPP2_PRS_TCAM_SRAM_SIZE - 30)
#define MVPP2_PE_IP6_ADDR_UN (MVPP2_PRS_TCAM_SRAM_SIZE - 29)
#define MVPP2_PE_IP4_ADDR_UN (MVPP2_PRS_TCAM_SRAM_SIZE - 28)
--
1.9.1
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