From patchwork Thu Apr 20 21:06:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Golle X-Patchwork-Id: 13219179 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2BE64C7618E for ; Thu, 20 Apr 2023 21:07:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232324AbjDTVG6 (ORCPT ); Thu, 20 Apr 2023 17:06:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41666 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232050AbjDTVG4 (ORCPT ); Thu, 20 Apr 2023 17:06:56 -0400 Received: from fudo.makrotopia.org (fudo.makrotopia.org [IPv6:2a07:2ec0:3002::71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B269D4220; Thu, 20 Apr 2023 14:06:55 -0700 (PDT) Received: from local by fudo.makrotopia.org with esmtpsa (TLS1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.96) (envelope-from ) id 1ppbUP-0002gY-0C; Thu, 20 Apr 2023 23:06:49 +0200 Date: Thu, 20 Apr 2023 22:06:42 +0100 From: Daniel Golle To: netdev@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Felix Fietkau , John Crispin , Sean Wang , Mark Lee , Lorenzo Bianconi , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Matthias Brugger , AngeloGioacchino Del Regno Subject: [PATCH net-next] net: mtk_eth_soc: mediatek: fix ppe flow accounting for v1 hardware Message-ID: MIME-Version: 1.0 Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Felix Fietkau Older chips (like MT7622) use a different bit in ib2 to enable hardware counter support. Add macros for both and select the appropriate bit. Fixes: 3fbe4d8c0e53 ("net: ethernet: mtk_eth_soc: ppe: add support for flow accounting") Signed-off-by: Felix Fietkau Signed-off-by: Daniel Golle --- drivers/net/ethernet/mediatek/mtk_ppe.c | 10 ++++++++-- drivers/net/ethernet/mediatek/mtk_ppe.h | 3 ++- 2 files changed, 10 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.c b/drivers/net/ethernet/mediatek/mtk_ppe.c index dd9581334b054..9129821f3ab8f 100644 --- a/drivers/net/ethernet/mediatek/mtk_ppe.c +++ b/drivers/net/ethernet/mediatek/mtk_ppe.c @@ -601,6 +601,7 @@ __mtk_foe_entry_commit(struct mtk_ppe *ppe, struct mtk_foe_entry *entry, struct mtk_eth *eth = ppe->eth; u16 timestamp = mtk_eth_timestamp(eth); struct mtk_foe_entry *hwe; + u32 val; if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) { entry->ib1 &= ~MTK_FOE_IB1_BIND_TIMESTAMP_V2; @@ -617,8 +618,13 @@ __mtk_foe_entry_commit(struct mtk_ppe *ppe, struct mtk_foe_entry *entry, wmb(); hwe->ib1 = entry->ib1; - if (ppe->accounting) - *mtk_foe_entry_ib2(eth, hwe) |= MTK_FOE_IB2_MIB_CNT; + if (ppe->accounting) { + if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) + val = MTK_FOE_IB2_MIB_CNT_V2; + else + val = MTK_FOE_IB2_MIB_CNT; + *mtk_foe_entry_ib2(eth, hwe) |= val; + } dma_wmb(); diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.h b/drivers/net/ethernet/mediatek/mtk_ppe.h index e1aab2e8e2629..e51de31a52ec6 100644 --- a/drivers/net/ethernet/mediatek/mtk_ppe.h +++ b/drivers/net/ethernet/mediatek/mtk_ppe.h @@ -55,9 +55,10 @@ enum { #define MTK_FOE_IB2_PSE_QOS BIT(4) #define MTK_FOE_IB2_DEST_PORT GENMASK(7, 5) #define MTK_FOE_IB2_MULTICAST BIT(8) +#define MTK_FOE_IB2_MIB_CNT BIT(10) #define MTK_FOE_IB2_WDMA_QID2 GENMASK(13, 12) -#define MTK_FOE_IB2_MIB_CNT BIT(15) +#define MTK_FOE_IB2_MIB_CNT_V2 BIT(15) #define MTK_FOE_IB2_WDMA_DEVIDX BIT(16) #define MTK_FOE_IB2_WDMA_WINFO BIT(17)