From: Ratheesh Kannoth <rkannoth@xxxxxxxxxxx>
[ Upstream commit 60999cb83554ebcf6cfff8894bc2c3d99ea858ba ]
In current driver, NPC cam and mem table sizes are read from wrong
register offset. This patch fixes the register offset so that correct
values are populated on read.
Fixes: b747923afff8 ("octeontx2-af: Exact match support")
Signed-off-by: Ratheesh Kannoth <rkannoth@xxxxxxxxxxx>
Signed-off-by: Sunil Kovvuri Goutham <sgoutham@xxxxxxxxxxx>
Signed-off-by: Sai Krishna <saikrishnag@xxxxxxxxxxx>
Reviewed-by: Simon Horman <simon.horman@xxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c
index 20ebb9c95c733..6597af84aa367 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c
@@ -1868,9 +1868,9 @@ int rvu_npc_exact_init(struct rvu *rvu)
rvu->hw->table = table;
/* Read table size, ways and depth */
- table->mem_table.depth = FIELD_GET(GENMASK_ULL(31, 24), npc_const3);
table->mem_table.ways = FIELD_GET(GENMASK_ULL(19, 16), npc_const3);
- table->cam_table.depth = FIELD_GET(GENMASK_ULL(15, 0), npc_const3);
+ table->mem_table.depth = FIELD_GET(GENMASK_ULL(15, 0), npc_const3);
+ table->cam_table.depth = FIELD_GET(GENMASK_ULL(31, 24), npc_const3);
dev_dbg(rvu->dev, "%s: NPC exact match 4way_2k table(ways=%d, depth=%d)\n",
__func__, table->mem_table.ways, table->cam_table.depth);
--
2.39.2
