From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id ED42B329E6C; Mon, 6 Apr 2026 10:35:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775471702; cv=none; b=nNklrDnkhTR/sr+Xun5FxWRGT1G8+XSLtoM2kQZh40ugs6ng41MOLL/K7S2yxCrx7BG1MqTCT82uznisYxZ66mLGvYeF83SF9gecpyjwkuTSXCOda+Qev+Po1esVsSIbT078WURdeX6TxGZuLpzKc+9UCNc88BQsEWnsWjqi+no= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775471702; c=relaxed/simple; bh=7tdbmMyyemQhDrB5zxY6X1u58OSzm7oOpI/1zW/UIl8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=nUWisdANoqnZyYuIeZUix1Io/axEUDp6s1AXcr94muDlQLuPNF1KrbFVmtGNB8LQm2UHprgCXzUWxI9br76EC7cusgNvYn+ijAKRXAectqG9txSv1AEBBsRSLJ7HElWNIixQb7cdGSgvmmj2sTgK2OWoNCvH3dcny6DLJvRJT0Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RZ9w36XF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="RZ9w36XF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 43811C19425; Mon, 6 Apr 2026 10:35:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775471701; bh=7tdbmMyyemQhDrB5zxY6X1u58OSzm7oOpI/1zW/UIl8=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=RZ9w36XFsnBxFpyRlKbwZTIGCJ0rea4bDHb3dQOQ7Vobb69BdlrhYnyRmK/tG3JhE dNk6ZXDYYtt3qSTXrM2u4Jaa1Ye7G224z7M3mO3fdXlVRo6aXtUZTaHqIOcJCqxFHm wYo9kmxcGpPJ6P2ON93V7D0YBTrvGihdRN7FILLG2o1g7dHHg8cbsToJNzt43Vjx5K AJF38R0ZXLIA5racKzA6Kz7461qa6iCj4mpfeZhqsy4fCf7LO2yRvYdjxOG3rMZvAc fpRAZ8DiWPNmqIBVlb2Lr7mCrGf4pyVV7QaHLOsUGOREXW5fBPNsD27Dq0WTnBwmZc Re67jVnuFiY9g== From: Lorenzo Bianconi Date: Mon, 06 Apr 2026 12:34:09 +0200 Subject: [PATCH net-next v3 04/12] net: airoha: Rely on net_device pointer in HTB callbacks Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260406-airoha-eth-multi-serdes-v3-4-ab6ea49d59ff@kernel.org> References: <20260406-airoha-eth-multi-serdes-v3-0-ab6ea49d59ff@kernel.org> In-Reply-To: <20260406-airoha-eth-multi-serdes-v3-0-ab6ea49d59ff@kernel.org> To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Lorenzo Bianconi Cc: Christian Marangi , Benjamin Larsson , linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, Xuegang Lu X-Mailer: b4 0.14.3 Remove airoha_gdm_port dependency in HTB tc callback signatures and rely on net_device pointer instead. Please note this patch does not introduce any logical change and it is a preliminary patch in order to support multiple net_devices connected to the same GDM3 or GDM4 port via an external hw arbiter. Tested-by: Xuegang Lu Signed-off-by: Lorenzo Bianconi --- drivers/net/ethernet/airoha/airoha_eth.c | 51 ++++++++++++++++++-------------- 1 file changed, 28 insertions(+), 23 deletions(-) diff --git a/drivers/net/ethernet/airoha/airoha_eth.c b/drivers/net/ethernet/airoha/airoha_eth.c index e2fc57cb5020..8dc50d60f136 100644 --- a/drivers/net/ethernet/airoha/airoha_eth.c +++ b/drivers/net/ethernet/airoha/airoha_eth.c @@ -2497,10 +2497,11 @@ static int airoha_qdma_set_trtcm_token_bucket(struct airoha_qdma *qdma, mode, val); } -static int airoha_qdma_set_tx_rate_limit(struct airoha_gdm_port *port, +static int airoha_qdma_set_tx_rate_limit(struct net_device *netdev, int channel, u32 rate, u32 bucket_size) { + struct airoha_gdm_port *port = netdev_priv(netdev); int i, err; for (i = 0; i <= TRTCM_PEAK_MODE; i++) { @@ -2520,21 +2521,21 @@ static int airoha_qdma_set_tx_rate_limit(struct airoha_gdm_port *port, return 0; } -static int airoha_tc_htb_alloc_leaf_queue(struct airoha_gdm_port *port, +static int airoha_tc_htb_alloc_leaf_queue(struct net_device *netdev, struct tc_htb_qopt_offload *opt) { u32 channel = TC_H_MIN(opt->classid) % AIROHA_NUM_QOS_CHANNELS; u32 rate = div_u64(opt->rate, 1000) << 3; /* kbps */ - struct net_device *dev = port->dev; - int num_tx_queues = dev->real_num_tx_queues; - int err; + int err, num_tx_queues = netdev->real_num_tx_queues; + struct airoha_gdm_port *port = netdev_priv(netdev); if (opt->parent_classid != TC_HTB_CLASSID_ROOT) { NL_SET_ERR_MSG_MOD(opt->extack, "invalid parent classid"); return -EINVAL; } - err = airoha_qdma_set_tx_rate_limit(port, channel, rate, opt->quantum); + err = airoha_qdma_set_tx_rate_limit(netdev, channel, rate, + opt->quantum); if (err) { NL_SET_ERR_MSG_MOD(opt->extack, "failed configuring htb offload"); @@ -2544,9 +2545,10 @@ static int airoha_tc_htb_alloc_leaf_queue(struct airoha_gdm_port *port, if (opt->command == TC_HTB_NODE_MODIFY) return 0; - err = netif_set_real_num_tx_queues(dev, num_tx_queues + 1); + err = netif_set_real_num_tx_queues(netdev, num_tx_queues + 1); if (err) { - airoha_qdma_set_tx_rate_limit(port, channel, 0, opt->quantum); + airoha_qdma_set_tx_rate_limit(netdev, channel, 0, + opt->quantum); NL_SET_ERR_MSG_MOD(opt->extack, "failed setting real_num_tx_queues"); return err; @@ -2733,44 +2735,47 @@ static int airoha_dev_setup_tc_block(struct net_device *dev, } } -static void airoha_tc_remove_htb_queue(struct airoha_gdm_port *port, int queue) +static void airoha_tc_remove_htb_queue(struct net_device *netdev, int queue) { - struct net_device *dev = port->dev; + struct airoha_gdm_port *port = netdev_priv(netdev); - netif_set_real_num_tx_queues(dev, dev->real_num_tx_queues - 1); - airoha_qdma_set_tx_rate_limit(port, queue + 1, 0, 0); + netif_set_real_num_tx_queues(netdev, netdev->real_num_tx_queues - 1); + airoha_qdma_set_tx_rate_limit(netdev, queue + 1, 0, 0); clear_bit(queue, port->qos_sq_bmap); } -static int airoha_tc_htb_delete_leaf_queue(struct airoha_gdm_port *port, +static int airoha_tc_htb_delete_leaf_queue(struct net_device *netdev, struct tc_htb_qopt_offload *opt) { u32 channel = TC_H_MIN(opt->classid) % AIROHA_NUM_QOS_CHANNELS; + struct airoha_gdm_port *port = netdev_priv(netdev); if (!test_bit(channel, port->qos_sq_bmap)) { NL_SET_ERR_MSG_MOD(opt->extack, "invalid queue id"); return -EINVAL; } - airoha_tc_remove_htb_queue(port, channel); + airoha_tc_remove_htb_queue(netdev, channel); return 0; } -static int airoha_tc_htb_destroy(struct airoha_gdm_port *port) +static int airoha_tc_htb_destroy(struct net_device *netdev) { + struct airoha_gdm_port *port = netdev_priv(netdev); int q; for_each_set_bit(q, port->qos_sq_bmap, AIROHA_NUM_QOS_CHANNELS) - airoha_tc_remove_htb_queue(port, q); + airoha_tc_remove_htb_queue(netdev, q); return 0; } -static int airoha_tc_get_htb_get_leaf_queue(struct airoha_gdm_port *port, +static int airoha_tc_get_htb_get_leaf_queue(struct net_device *netdev, struct tc_htb_qopt_offload *opt) { u32 channel = TC_H_MIN(opt->classid) % AIROHA_NUM_QOS_CHANNELS; + struct airoha_gdm_port *port = netdev_priv(netdev); if (!test_bit(channel, port->qos_sq_bmap)) { NL_SET_ERR_MSG_MOD(opt->extack, "invalid queue id"); @@ -2782,23 +2787,23 @@ static int airoha_tc_get_htb_get_leaf_queue(struct airoha_gdm_port *port, return 0; } -static int airoha_tc_setup_qdisc_htb(struct airoha_gdm_port *port, +static int airoha_tc_setup_qdisc_htb(struct net_device *dev, struct tc_htb_qopt_offload *opt) { switch (opt->command) { case TC_HTB_CREATE: break; case TC_HTB_DESTROY: - return airoha_tc_htb_destroy(port); + return airoha_tc_htb_destroy(dev); case TC_HTB_NODE_MODIFY: case TC_HTB_LEAF_ALLOC_QUEUE: - return airoha_tc_htb_alloc_leaf_queue(port, opt); + return airoha_tc_htb_alloc_leaf_queue(dev, opt); case TC_HTB_LEAF_DEL: case TC_HTB_LEAF_DEL_LAST: case TC_HTB_LEAF_DEL_LAST_FORCE: - return airoha_tc_htb_delete_leaf_queue(port, opt); + return airoha_tc_htb_delete_leaf_queue(dev, opt); case TC_HTB_LEAF_QUERY_QUEUE: - return airoha_tc_get_htb_get_leaf_queue(port, opt); + return airoha_tc_get_htb_get_leaf_queue(dev, opt); default: return -EOPNOTSUPP; } @@ -2815,7 +2820,7 @@ static int airoha_dev_tc_setup(struct net_device *dev, enum tc_setup_type type, case TC_SETUP_QDISC_ETS: return airoha_tc_setup_qdisc_ets(port, type_data); case TC_SETUP_QDISC_HTB: - return airoha_tc_setup_qdisc_htb(port, type_data); + return airoha_tc_setup_qdisc_htb(dev, type_data); case TC_SETUP_BLOCK: case TC_SETUP_FT: return airoha_dev_setup_tc_block(dev, type_data); -- 2.53.0