From nobody Thu Dec 18 05:33:53 2025 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) (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 01BD2145B3E; Sat, 4 Oct 2025 01:11:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.14 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759540309; cv=none; b=cn1EjkrYDKF7Edd+vvWta/zn2E5StEkVH1crbf/m12ooOdAAypndUqY9BYB6zmUjGlCZNYQXpW6NqDevMc3AZnR7GlQOvmThul5BGhdsy0kUMqjfmkWd+mzquPXjJgaIqrKhJrGMQnnLY6AC0V4UuBHzYG3XvSwBX9ORUwqPfEY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759540309; c=relaxed/simple; bh=eduPU7wWCs8zAVaitAd4sKGnjYvi8D+VzudXvzq2Sqo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=b35tIMPl9DYuMZM4+ebD/uqRBisTG6o6Ao+UA8BHdm6XwnNcBxeOD8GQAWBSdfRLlTxaS2YyyUYG6wD2F73Dul0MmTTiDQ7k7x5vUWbBT+sk5/jbBz/EER4yaYv5voEa0sBdK0bbKpnOoTOseYiQ1z3nXwHVNgE40tc1/Re5EOE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=EMnXwxxB; arc=none smtp.client-ip=198.175.65.14 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="EMnXwxxB" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1759540308; x=1791076308; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=eduPU7wWCs8zAVaitAd4sKGnjYvi8D+VzudXvzq2Sqo=; b=EMnXwxxBitwAlesHGFC6mDPp9STN2a8FL3Q8Hgf2kvTNl0yzC9QxyTs9 yeNQSJ2J6GpMX2kVkTrmyP12oii51uIncwXj4Hzg0/3h7osHFfPRkBSK9 nZpgHIRFxOak8x0xQQiq0F+OqqzXNNLLKvTMbaGflA82DttE+PjGtS8xe Jc1Ku1udL75PURGHDHo7s6XSs27nB3Vhyk2QlgpMkwLr5O9SUD8U7dvIj nLPDazRwyNeTs2hr4d/NswU9jrHDDITJ1RQ+T4cUL5en73Knu57WHRf5V c0utngrx0oWhOQkjPVOYELNu4xgye2Q+6UikXwTQ9EyRR5GinDbm/qIxg g==; X-CSE-ConnectionGUID: LrbIgWVtSY+apTLCa0Pfpw== X-CSE-MsgGUID: W36mbEzlTWqeRter7Pm9jg== X-IronPort-AV: E=McAfee;i="6800,10657,11531"; a="65650041" X-IronPort-AV: E=Sophos;i="6.17,312,1747724400"; d="scan'208";a="65650041" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Oct 2025 18:11:43 -0700 X-CSE-ConnectionGUID: 4UVcjnmHSYehEb+am7NlfA== X-CSE-MsgGUID: 2TEU+AhRT+Gf/mXn2AdbtQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,314,1751266800"; d="scan'208";a="178543215" Received: from orcnseosdtjek.jf.intel.com (HELO [10.166.28.70]) ([10.166.28.70]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Oct 2025 18:11:43 -0700 From: Jacob Keller Date: Fri, 03 Oct 2025 18:09:48 -0700 Subject: [PATCH net v2 5/6] ixgbe: handle IXGBE_VF_FEATURES_NEGOTIATE mbox cmd Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251003-jk-iwl-net-2025-10-01-v2-5-e59b4141c1b5@intel.com> References: <20251003-jk-iwl-net-2025-10-01-v2-0-e59b4141c1b5@intel.com> In-Reply-To: <20251003-jk-iwl-net-2025-10-01-v2-0-e59b4141c1b5@intel.com> To: Przemek Kitszel , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Emil Tantilov , Alexander Lobakin , Willem de Bruijn , Sridhar Samudrala , Phani Burra , Piotr Kwapulinski , Simon Horman , Radoslaw Tyl , Jedrzej Jagielski Cc: Anton Nadezhdin , Konstantin Ilichev , Milena Olech , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Jacob Keller , Aleksandr Loktionov , Rafal Romanowski X-Mailer: b4 0.15-dev-cbe0e X-Developer-Signature: v=1; a=openpgp-sha256; l=5967; i=jacob.e.keller@intel.com; h=from:subject:message-id; bh=PdICJJfpUzWF+GQ6nT06zC3A3sdlZO5ik1Z2bGsX5dg=; b=owGbwMvMwCWWNS3WLp9f4wXjabUkhowHJX5Pn9SzcSjsWvaticH0yMl77LttHr+fbXvJTuyw1 uzvPLnlHaUsDGJcDLJiiiwKDiErrxtPCNN64ywHM4eVCWQIAxenAEzkyTlGhlOVHEtiOjN/Zb5V udysdkrRrf7YCh2NEsHYeNH8PYZCQgz/FN0iL0+y2blppkF42ZcDbVzn/q6U2CeXbzhVRFT7bac 7AwA= X-Developer-Key: i=jacob.e.keller@intel.com; a=openpgp; fpr=204054A9D73390562AEC431E6A965D3E6F0F28E8 From: Jedrzej Jagielski Send to VF information about features supported by the PF driver. Increase API version to 1.7. Reviewed-by: Przemek Kitszel Reviewed-by: Aleksandr Loktionov Signed-off-by: Jedrzej Jagielski Tested-by: Rafal Romanowski Signed-off-by: Jacob Keller --- drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.h | 10 +++++++ drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c | 37 ++++++++++++++++++++++= ++++ 2 files changed, 47 insertions(+) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.h b/drivers/net/eth= ernet/intel/ixgbe/ixgbe_mbx.h index f7256a339c99..0334ed4b8fa3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.h @@ -52,6 +52,7 @@ enum ixgbe_pfvf_api_rev { ixgbe_mbox_api_14, /* API version 1.4, linux/freebsd VF driver */ ixgbe_mbox_api_15, /* API version 1.5, linux/freebsd VF driver */ ixgbe_mbox_api_16, /* API version 1.6, linux/freebsd VF driver */ + ixgbe_mbox_api_17, /* API version 1.7, linux/freebsd VF driver */ /* This value should always be last */ ixgbe_mbox_api_unknown, /* indicates that API version is not known */ }; @@ -91,6 +92,9 @@ enum ixgbe_pfvf_api_rev { /* mailbox API, version 1.6 VF requests */ #define IXGBE_VF_GET_PF_LINK_STATE 0x11 /* request PF to send link info */ =20 +/* mailbox API, version 1.7 VF requests */ +#define IXGBE_VF_FEATURES_NEGOTIATE 0x12 /* get features supported by PF */ + /* length of permanent address message returned from PF */ #define IXGBE_VF_PERMADDR_MSG_LEN 4 /* word in permanent address message with the current multicast type */ @@ -101,6 +105,12 @@ enum ixgbe_pfvf_api_rev { #define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */ #define IXGBE_VF_MBX_INIT_DELAY 500 /* microseconds between retries */ =20 +/* features negotiated between PF/VF */ +#define IXGBEVF_PF_SUP_IPSEC BIT(0) +#define IXGBEVF_PF_SUP_ESX_MBX BIT(1) + +#define IXGBE_SUPPORTED_FEATURES IXGBEVF_PF_SUP_IPSEC + struct ixgbe_hw; =20 int ixgbe_read_mbx(struct ixgbe_hw *, u32 *, u16, u16); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/e= thernet/intel/ixgbe/ixgbe_sriov.c index b09271d61a4e..ee133d6749b3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -511,6 +511,7 @@ static int ixgbe_set_vf_lpe(struct ixgbe_adapter *adapt= er, u32 max_frame, u32 vf case ixgbe_mbox_api_13: case ixgbe_mbox_api_14: case ixgbe_mbox_api_16: + case ixgbe_mbox_api_17: /* Version 1.1 supports jumbo frames on VFs if PF has * jumbo frames enabled which means legacy VFs are * disabled @@ -1048,6 +1049,7 @@ static int ixgbe_negotiate_vf_api(struct ixgbe_adapte= r *adapter, case ixgbe_mbox_api_13: case ixgbe_mbox_api_14: case ixgbe_mbox_api_16: + case ixgbe_mbox_api_17: adapter->vfinfo[vf].vf_api =3D api; return 0; default: @@ -1075,6 +1077,7 @@ static int ixgbe_get_vf_queues(struct ixgbe_adapter *= adapter, case ixgbe_mbox_api_13: case ixgbe_mbox_api_14: case ixgbe_mbox_api_16: + case ixgbe_mbox_api_17: break; default: return -1; @@ -1115,6 +1118,7 @@ static int ixgbe_get_vf_reta(struct ixgbe_adapter *ad= apter, u32 *msgbuf, u32 vf) =20 /* verify the PF is supporting the correct API */ switch (adapter->vfinfo[vf].vf_api) { + case ixgbe_mbox_api_17: case ixgbe_mbox_api_16: case ixgbe_mbox_api_14: case ixgbe_mbox_api_13: @@ -1149,6 +1153,7 @@ static int ixgbe_get_vf_rss_key(struct ixgbe_adapter = *adapter, =20 /* verify the PF is supporting the correct API */ switch (adapter->vfinfo[vf].vf_api) { + case ixgbe_mbox_api_17: case ixgbe_mbox_api_16: case ixgbe_mbox_api_14: case ixgbe_mbox_api_13: @@ -1180,6 +1185,7 @@ static int ixgbe_update_vf_xcast_mode(struct ixgbe_ad= apter *adapter, case ixgbe_mbox_api_13: case ixgbe_mbox_api_14: case ixgbe_mbox_api_16: + case ixgbe_mbox_api_17: break; default: return -EOPNOTSUPP; @@ -1251,6 +1257,7 @@ static int ixgbe_get_vf_link_state(struct ixgbe_adapt= er *adapter, case ixgbe_mbox_api_13: case ixgbe_mbox_api_14: case ixgbe_mbox_api_16: + case ixgbe_mbox_api_17: break; default: return -EOPNOTSUPP; @@ -1278,6 +1285,7 @@ static int ixgbe_send_vf_link_status(struct ixgbe_ada= pter *adapter, =20 switch (adapter->vfinfo[vf].vf_api) { case ixgbe_mbox_api_16: + case ixgbe_mbox_api_17: if (hw->mac.type !=3D ixgbe_mac_e610) return -EOPNOTSUPP; break; @@ -1293,6 +1301,32 @@ static int ixgbe_send_vf_link_status(struct ixgbe_ad= apter *adapter, return 0; } =20 +/** + * ixgbe_negotiate_vf_features - negotiate supported features with VF dri= ver + * @adapter: pointer to adapter struct + * @msgbuf: pointer to message buffers + * @vf: VF identifier + * + * Return: 0 on success or -EOPNOTSUPP when operation is not supported. + */ +static int ixgbe_negotiate_vf_features(struct ixgbe_adapter *adapter, + u32 *msgbuf, u32 vf) +{ + u32 features =3D msgbuf[1]; + + switch (adapter->vfinfo[vf].vf_api) { + case ixgbe_mbox_api_17: + break; + default: + return -EOPNOTSUPP; + } + + features &=3D IXGBE_SUPPORTED_FEATURES; + msgbuf[1] =3D features; + + return 0; +} + static int ixgbe_rcv_msg_from_vf(struct ixgbe_adapter *adapter, u32 vf) { u32 mbx_size =3D IXGBE_VFMAILBOX_SIZE; @@ -1370,6 +1404,9 @@ static int ixgbe_rcv_msg_from_vf(struct ixgbe_adapter= *adapter, u32 vf) case IXGBE_VF_GET_PF_LINK_STATE: retval =3D ixgbe_send_vf_link_status(adapter, msgbuf, vf); break; + case IXGBE_VF_FEATURES_NEGOTIATE: + retval =3D ixgbe_negotiate_vf_features(adapter, msgbuf, vf); + break; default: e_err(drv, "Unhandled Msg %8.8x\n", msgbuf[0]); retval =3D -EIO; --=20 2.51.0.rc1.197.g6d975e95c9d7