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Tue, 18 Apr 2023 23:20:38 -0700 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Tue, 18 Apr 2023 23:20:36 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.48 via Frontend Transport; Tue, 18 Apr 2023 23:20:36 -0700 Received: from hyd1425.marvell.com (unknown [10.29.37.83]) by maili.marvell.com (Postfix) with ESMTP id 93F3C3F7055; Tue, 18 Apr 2023 23:20:31 -0700 (PDT) From: Sai Krishna To: , , , , , , , , , , , , , CC: Ratheesh Kannoth , Sai Krishna Subject: [net PATCH v3 02/10] octeontx2-af: Fix start and end bit for scan config Date: Wed, 19 Apr 2023 11:50:10 +0530 Message-ID: <20230419062018.286136-3-saikrishnag@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230419062018.286136-1-saikrishnag@marvell.com> References: <20230419062018.286136-1-saikrishnag@marvell.com> MIME-Version: 1.0 X-Proofpoint-GUID: dQbLKw41CkNeyYa0-SGDfrW5fXEbAa-4 X-Proofpoint-ORIG-GUID: dQbLKw41CkNeyYa0-SGDfrW5fXEbAa-4 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-04-19_02,2023-04-18_01,2023-02-09_01 X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE, SPF_NONE,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1763584601505421997?= X-GMAIL-MSGID: =?utf-8?q?1763584601505421997?= From: Ratheesh Kannoth Fix the NPC nibble start and end positions in the bit map. for_each_set_bit_from() needs start bit as one bit prior and end bit as one bit post position in the bit map Fixes: b747923afff8 ("octeontx2-af: Exact match support") Signed-off-by: Ratheesh Kannoth Signed-off-by: Sunil Kovvuri Goutham Signed-off-by: Sai Krishna --- drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c | 5 ++--- 1 file changed, 2 insertions(+), 3 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..27603078689a 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c @@ -593,9 +593,8 @@ static int npc_scan_kex(struct rvu *rvu, int blkaddr, u8 intf) * exact match code. */ 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) { + bitnr = NPC_EXACT_NIBBLE_START - 1; + 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++; }