From patchwork Fri Sep 4 23:09:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Grygorii Strashko X-Patchwork-Id: 261494 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 46539C433E2 for ; Fri, 4 Sep 2020 23:09:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 06D452078E for ; Fri, 4 Sep 2020 23:09:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="Pyg/QxS3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728274AbgIDXJr (ORCPT ); Fri, 4 Sep 2020 19:09:47 -0400 Received: from lelv0142.ext.ti.com ([198.47.23.249]:53112 "EHLO lelv0142.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728202AbgIDXJo (ORCPT ); Fri, 4 Sep 2020 19:09:44 -0400 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 084N9frB003080; Fri, 4 Sep 2020 18:09:41 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1599260981; bh=9zdhcOMR7Ccf+ysTWrNasl7P6ckqRz+nS1O8WjwH018=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=Pyg/QxS3ChvkIMSgBQnETdA5Qs/ABXFMyLdRSuNpKjags6s97lJwPv+Bf3fhatjDv Ly2NwtQt9tmnXu3iLWGBF+s4rIFidttBiBixpSJRgUmW5djVtjkhSJHlbRLvA73dk8 BIR9Pqs3fVSb1lcWI0iPT3I3o4sXQdaX6AC8j+fU= Received: from DLEE109.ent.ti.com (dlee109.ent.ti.com [157.170.170.41]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 084N9fIJ066633 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 4 Sep 2020 18:09:41 -0500 Received: from DLEE113.ent.ti.com (157.170.170.24) by DLEE109.ent.ti.com (157.170.170.41) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Fri, 4 Sep 2020 18:09:40 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE113.ent.ti.com (157.170.170.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Fri, 4 Sep 2020 18:09:40 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 084N9dUD007506; Fri, 4 Sep 2020 18:09:40 -0500 From: Grygorii Strashko To: "David S. Miller" , , Jakub Kicinski , Vignesh Raghavendra , Murali Karicheri CC: Sekhar Nori , , , Grygorii Strashko Subject: [PATCH net-next 1/9] net: ethernet: ti: ale: add cpsw_ale_get_num_entries api Date: Sat, 5 Sep 2020 02:09:16 +0300 Message-ID: <20200904230924.9971-2-grygorii.strashko@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200904230924.9971-1-grygorii.strashko@ti.com> References: <20200904230924.9971-1-grygorii.strashko@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add cpsw_ale_get_num_entries() API to return number of ALE table entries and update existing drivers to use it. Signed-off-by: Grygorii Strashko --- drivers/net/ethernet/ti/am65-cpsw-ethtool.c | 10 ++++++---- drivers/net/ethernet/ti/cpsw_ale.c | 5 +++++ drivers/net/ethernet/ti/cpsw_ale.h | 1 + drivers/net/ethernet/ti/cpsw_ethtool.c | 3 ++- 4 files changed, 14 insertions(+), 5 deletions(-) diff --git a/drivers/net/ethernet/ti/am65-cpsw-ethtool.c b/drivers/net/ethernet/ti/am65-cpsw-ethtool.c index 496dafb25128..6e4d4f9e32e0 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-ethtool.c +++ b/drivers/net/ethernet/ti/am65-cpsw-ethtool.c @@ -572,13 +572,14 @@ static int am65_cpsw_nway_reset(struct net_device *ndev) static int am65_cpsw_get_regs_len(struct net_device *ndev) { struct am65_cpsw_common *common = am65_ndev_to_common(ndev); - u32 i, regdump_len = 0; + u32 ale_entries, i, regdump_len = 0; + ale_entries = cpsw_ale_get_num_entries(common->ale); for (i = 0; i < ARRAY_SIZE(am65_cpsw_regdump); i++) { if (am65_cpsw_regdump[i].hdr.module_id == AM65_CPSW_REGDUMP_MOD_CPSW_ALE_TBL) { regdump_len += sizeof(struct am65_cpsw_regdump_hdr); - regdump_len += common->ale->params.ale_entries * + regdump_len += ale_entries * ALE_ENTRY_WORDS * sizeof(u32); continue; } @@ -592,10 +593,11 @@ static void am65_cpsw_get_regs(struct net_device *ndev, struct ethtool_regs *regs, void *p) { struct am65_cpsw_common *common = am65_ndev_to_common(ndev); - u32 i, j, pos, *reg = p; + u32 ale_entries, i, j, pos, *reg = p; /* update CPSW IP version */ regs->version = AM65_CPSW_REGDUMP_VER; + ale_entries = cpsw_ale_get_num_entries(common->ale); pos = 0; for (i = 0; i < ARRAY_SIZE(am65_cpsw_regdump); i++) { @@ -603,7 +605,7 @@ static void am65_cpsw_get_regs(struct net_device *ndev, if (am65_cpsw_regdump[i].hdr.module_id == AM65_CPSW_REGDUMP_MOD_CPSW_ALE_TBL) { - u32 ale_tbl_len = common->ale->params.ale_entries * + u32 ale_tbl_len = ale_entries * ALE_ENTRY_WORDS * sizeof(u32) + sizeof(struct am65_cpsw_regdump_hdr); reg[pos++] = ale_tbl_len; diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c index 9ad872bfae3a..a94aef3f54a5 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.c +++ b/drivers/net/ethernet/ti/cpsw_ale.c @@ -1079,3 +1079,8 @@ void cpsw_ale_dump(struct cpsw_ale *ale, u32 *data) data += ALE_ENTRY_WORDS; } } + +u32 cpsw_ale_get_num_entries(struct cpsw_ale *ale) +{ + return ale ? ale->params.ale_entries : 0; +} diff --git a/drivers/net/ethernet/ti/cpsw_ale.h b/drivers/net/ethernet/ti/cpsw_ale.h index 6a3cb6898728..735692f066bf 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.h +++ b/drivers/net/ethernet/ti/cpsw_ale.h @@ -119,6 +119,7 @@ int cpsw_ale_control_get(struct cpsw_ale *ale, int port, int control); int cpsw_ale_control_set(struct cpsw_ale *ale, int port, int control, int value); void cpsw_ale_dump(struct cpsw_ale *ale, u32 *data); +u32 cpsw_ale_get_num_entries(struct cpsw_ale *ale); static inline int cpsw_ale_get_vlan_p0_untag(struct cpsw_ale *ale, u16 vid) { diff --git a/drivers/net/ethernet/ti/cpsw_ethtool.c b/drivers/net/ethernet/ti/cpsw_ethtool.c index fa54efe3be63..4d02c5135611 100644 --- a/drivers/net/ethernet/ti/cpsw_ethtool.c +++ b/drivers/net/ethernet/ti/cpsw_ethtool.c @@ -339,7 +339,8 @@ int cpsw_get_regs_len(struct net_device *ndev) { struct cpsw_common *cpsw = ndev_to_cpsw(ndev); - return cpsw->data.ale_entries * ALE_ENTRY_WORDS * sizeof(u32); + return cpsw_ale_get_num_entries(cpsw->ale) * + ALE_ENTRY_WORDS * sizeof(u32); } void cpsw_get_regs(struct net_device *ndev, struct ethtool_regs *regs, void *p)