From patchwork Thu Jun 6 11:25:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michal Swiatkowski X-Patchwork-Id: 13688312 X-Patchwork-Delegate: kuba@kernel.org Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) (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 B287E195392 for ; Thu, 6 Jun 2024 11:20:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.15 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717672856; cv=none; b=UU/D2oBuVGzca5Ck79vjFgnTO4EcOG8EBG8Tjv7SO3SVBv7bfezhkpEeJEU7UfMfC888+6Asr2L+S9BQcwLnWffGD9XH7pOu4MJcmpkAQzRFSS4cwffC5PpEiZ8mG82VpxGwVkfRALgEb8+txSKFiECMA06dk0MPuEPuWTdBMwk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717672856; c=relaxed/simple; bh=3C+ADSlBQHoB+U06BK12dRXhk49S8cfPGCKAN+6qgGw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=i1cQBoizHDd+AbxFHVH+SQjq6Lw3uHLWJvHe/cmK7kdR2qcqUEth8O8q2yALqbj1eUf89hcC1q9x1LC0Us1eJoJX4HxULwXiyHa8yNVek6Yj3sJ81nNXVhoBtsEdICBQJbUmK0S8S7joTihCTJ8B/zM6bwwucFMZJ3SJW7Q0gQ4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=eDLD7H9Q; arc=none smtp.client-ip=198.175.65.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="eDLD7H9Q" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1717672855; x=1749208855; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=3C+ADSlBQHoB+U06BK12dRXhk49S8cfPGCKAN+6qgGw=; b=eDLD7H9QapBnPOnXWej02Z/eBHMeMLGPVvot8bd6PZKA41muKRmRG1Zc 8QJRD8zXnB7m0cyyJV6y4/ekMDXrbQ+2uYP2bxXlj/ZSmL/vRTf+xBL0w pqf0bT8+YzzqFdVJvYCHVUPfTzozK8QvBZfkLx7d1w0ZXBPcjyqxcu3cn 6kMYUoW39YpZYhkEStsLZQ7f2rYN/Pd+O/wW+kwpGoguSrPalWsaB1P+g DCSobbNSi3eXl+AJy3NOuvAMWgzzPmS+uGPD2GhUeSW+Hek7N44MeqKdn YdEbjpxqKixZy6+yXMLkEqs4JQokos+imMb5YQ1lWhIydHfdaCQ5io7XD Q==; X-CSE-ConnectionGUID: DMOfh/X3RfOsOu5IewonkA== X-CSE-MsgGUID: uwq4nsT0TDCVwFlmgnCTGw== X-IronPort-AV: E=McAfee;i="6600,9927,11094"; a="18123818" X-IronPort-AV: E=Sophos;i="6.08,219,1712646000"; d="scan'208";a="18123818" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2024 04:20:54 -0700 X-CSE-ConnectionGUID: MPnCpDb+Q/SlviiamraW/A== X-CSE-MsgGUID: rKXDFcTxSPSHKRNLZ6Zp4Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,219,1712646000"; d="scan'208";a="42864772" Received: from wasp.igk.intel.com (HELO GK3153-DR2-R750-36946.localdomain.com) ([10.102.20.192]) by orviesa003.jf.intel.com with ESMTP; 06 Jun 2024 04:20:52 -0700 From: Michal Swiatkowski To: intel-wired-lan@lists.osuosl.org Cc: netdev@vger.kernel.org, jacob.e.keller@intel.com, michal.kubiak@intel.com, maciej.fijalkowski@intel.com, sridhar.samudrala@intel.com, przemyslaw.kitszel@intel.com, wojciech.drewek@intel.com, pio.raczynski@gmail.com, jiri@nvidia.com, mateusz.polchlopek@intel.com, shayd@nvidia.com, kalesh-anakkur.purayil@broadcom.com, horms@kernel.org Subject: [iwl-next v5 13/15] ice: support subfunction devlink Tx topology Date: Thu, 6 Jun 2024 13:25:01 +0200 Message-ID: <20240606112503.1939759-14-michal.swiatkowski@linux.intel.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20240606112503.1939759-1-michal.swiatkowski@linux.intel.com> References: <20240606112503.1939759-1-michal.swiatkowski@linux.intel.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org Flow for creating Tx topology is the same as for VF port representors, but the devlink port is stored in different place (sf->devlink_port). When creating VF devlink lock isn't taken, when creating subfunction it is. Setting Tx topology function needs to take this lock, check if it was taken before to not do it twice. Reviewed-by: Simon Horman Reviewed-by: Przemek Kitszel Reviewed-by: Wojciech Drewek Signed-off-by: Michal Swiatkowski Tested-by: Rafal Romanowski --- drivers/net/ethernet/intel/ice/devlink/devlink.c | 12 ++++++++++++ .../net/ethernet/intel/ice/devlink/devlink_port.c | 1 + drivers/net/ethernet/intel/ice/ice_repr.c | 12 +++++++----- 3 files changed, 20 insertions(+), 5 deletions(-) diff --git a/drivers/net/ethernet/intel/ice/devlink/devlink.c b/drivers/net/ethernet/intel/ice/devlink/devlink.c index 9bcbd04d29a9..037f4621e517 100644 --- a/drivers/net/ethernet/intel/ice/devlink/devlink.c +++ b/drivers/net/ethernet/intel/ice/devlink/devlink.c @@ -746,6 +746,7 @@ static void ice_traverse_tx_tree(struct devlink *devlink, struct ice_sched_node struct ice_sched_node *tc_node, struct ice_pf *pf) { struct devlink_rate *rate_node = NULL; + struct ice_dynamic_port *sf; struct ice_vf *vf; int i; @@ -757,6 +758,7 @@ static void ice_traverse_tx_tree(struct devlink *devlink, struct ice_sched_node /* create root node */ rate_node = devl_rate_node_create(devlink, node, node->name, NULL); } else if (node->vsi_handle && + pf->vsi[node->vsi_handle]->type == ICE_VSI_VF && pf->vsi[node->vsi_handle]->vf) { vf = pf->vsi[node->vsi_handle]->vf; if (!vf->devlink_port.devlink_rate) @@ -765,6 +767,16 @@ static void ice_traverse_tx_tree(struct devlink *devlink, struct ice_sched_node */ devl_rate_leaf_create(&vf->devlink_port, node, node->parent->rate_node); + } else if (node->vsi_handle && + pf->vsi[node->vsi_handle]->type == ICE_VSI_SF && + pf->vsi[node->vsi_handle]->sf) { + sf = pf->vsi[node->vsi_handle]->sf; + if (!sf->devlink_port.devlink_rate) + /* leaf nodes doesn't have children + * so we don't set rate_node + */ + devl_rate_leaf_create(&sf->devlink_port, node, + node->parent->rate_node); } else if (node->info.data.elem_type != ICE_AQC_ELEM_TYPE_LEAF && node->parent->rate_node) { rate_node = devl_rate_node_create(devlink, node, node->name, diff --git a/drivers/net/ethernet/intel/ice/devlink/devlink_port.c b/drivers/net/ethernet/intel/ice/devlink/devlink_port.c index fb3ff68e0666..4cfd90581d92 100644 --- a/drivers/net/ethernet/intel/ice/devlink/devlink_port.c +++ b/drivers/net/ethernet/intel/ice/devlink/devlink_port.c @@ -711,6 +711,7 @@ int ice_devlink_create_sf_port(struct ice_dynamic_port *dyn_port) */ void ice_devlink_destroy_sf_port(struct ice_dynamic_port *dyn_port) { + devl_rate_leaf_destroy(&dyn_port->devlink_port); devl_port_unregister(&dyn_port->devlink_port); } diff --git a/drivers/net/ethernet/intel/ice/ice_repr.c b/drivers/net/ethernet/intel/ice/ice_repr.c index 78abfdf5d47b..00d4a9125dfa 100644 --- a/drivers/net/ethernet/intel/ice/ice_repr.c +++ b/drivers/net/ethernet/intel/ice/ice_repr.c @@ -347,16 +347,13 @@ static void ice_repr_rem_sf(struct ice_repr *repr) ice_devlink_destroy_sf_port(repr->sf); } -static void ice_repr_set_tx_topology(struct ice_pf *pf) +static void ice_repr_set_tx_topology(struct ice_pf *pf, struct devlink *devlink) { - struct devlink *devlink; - /* only export if ADQ and DCB disabled and eswitch enabled*/ if (ice_is_adq_active(pf) || ice_is_dcb_active(pf) || !ice_is_switchdev_running(pf)) return; - devlink = priv_to_devlink(pf); ice_devlink_rate_init_tx_topology(devlink, ice_get_main_vsi(pf)); } @@ -408,6 +405,7 @@ static struct ice_repr *ice_repr_create(struct ice_vsi *src_vsi) static int ice_repr_add_vf(struct ice_repr *repr) { struct ice_vf *vf = repr->vf; + struct devlink *devlink; int err; err = ice_devlink_create_vf_port(vf); @@ -424,7 +422,9 @@ static int ice_repr_add_vf(struct ice_repr *repr) goto err_cfg_vsi; ice_virtchnl_set_repr_ops(vf); - ice_repr_set_tx_topology(vf->pf); + + devlink = priv_to_devlink(vf->pf); + ice_repr_set_tx_topology(vf->pf, devlink); return 0; @@ -480,6 +480,8 @@ static int ice_repr_add_sf(struct ice_repr *repr) if (err) goto err_netdev; + ice_repr_set_tx_topology(sf->vsi->back, priv_to_devlink(sf->vsi->back)); + return 0; err_netdev: