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authorRatheesh Kannoth <rkannoth@marvell.com>2023-05-03 10:09:35 +0300
committerDavid S. Miller <davem@davemloft.net>2023-05-03 11:02:59 +0300
commitc60a6b90e7890453f09e0d2163d6acadabe3415b (patch)
tree494f370b181d0caf0846a1177d0c7cbe6d58748c /drivers/net
parent048486f81d01db4d100af021ee2ea211d19732a0 (diff)
downloadlinux-c60a6b90e7890453f09e0d2163d6acadabe3415b.tar.xz
octeontx2-af: Fix start and end bit for scan config
In the current driver, NPC exact match feature was not getting enabled as configured bit was not read properly. for_each_set_bit_from() need end bit as one bit post position in the bit map to read NPC exact nibble enable bits properly. This patch fixes the same. Fixes: b747923afff8 ("octeontx2-af: Exact match support") Signed-off-by: Ratheesh Kannoth <rkannoth@marvell.com> Signed-off-by: Sunil Kovvuri Goutham <sgoutham@marvell.com> Signed-off-by: Sai Krishna <saikrishnag@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c
index 006beb5cf98d..f15efd41972e 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c
@@ -594,8 +594,7 @@ static int npc_scan_kex(struct rvu *rvu, int blkaddr, u8 intf)
*/
masked_cfg = cfg & NPC_EXACT_NIBBLE;
bitnr = NPC_EXACT_NIBBLE_START;
- for_each_set_bit_from(bitnr, (unsigned long *)&masked_cfg,
- NPC_EXACT_NIBBLE_START) {
+ for_each_set_bit_from(bitnr, (unsigned long *)&masked_cfg, NPC_EXACT_NIBBLE_END + 1) {
npc_scan_exact_result(mcam, bitnr, key_nibble, intf);
key_nibble++;
}