From patchwork Thu Jul 1 15:07:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kumar, M Chetan" X-Patchwork-Id: 469433 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 83510C11F64 for ; Thu, 1 Jul 2021 15:07:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 548F361418 for ; Thu, 1 Jul 2021 15:07:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232991AbhGAPKQ (ORCPT ); Thu, 1 Jul 2021 11:10:16 -0400 Received: from mga12.intel.com ([192.55.52.136]:47592 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232401AbhGAPKO (ORCPT ); Thu, 1 Jul 2021 11:10:14 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10032"; a="188234300" X-IronPort-AV: E=Sophos;i="5.83,314,1616482800"; d="scan'208";a="188234300" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2021 08:07:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,314,1616482800"; d="scan'208";a="626400347" Received: from ccgwwan-adlp1.iind.intel.com ([10.224.174.35]) by orsmga005.jf.intel.com with ESMTP; 01 Jul 2021 08:07:40 -0700 From: M Chetan Kumar To: netdev@vger.kernel.org Cc: kuba@kernel.org, davem@davemloft.net, johannes@sipsolutions.net, krishna.c.sudi@intel.com, linuxwwan@intel.com Subject: [PATCH V2 1/5] net: wwan: iosm: fix uevent reporting Date: Thu, 1 Jul 2021 20:37:06 +0530 Message-Id: <20210701150706.1005000-1-m.chetan.kumar@linux.intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Change uevent env variable name to IOSM_EVENT & correct reporting format to key=value pair. Signed-off-by: M Chetan Kumar --- v2: no change. --- drivers/net/wwan/iosm/iosm_ipc_uevent.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wwan/iosm/iosm_ipc_uevent.c b/drivers/net/wwan/iosm/iosm_ipc_uevent.c index 2229d752926c..d12188ffed7e 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_uevent.c +++ b/drivers/net/wwan/iosm/iosm_ipc_uevent.c @@ -37,7 +37,7 @@ void ipc_uevent_send(struct device *dev, char *uevent) /* Store the device and event information */ info->dev = dev; - snprintf(info->uevent, MAX_UEVENT_LEN, "%s: %s", dev_name(dev), uevent); + snprintf(info->uevent, MAX_UEVENT_LEN, "IOSM_EVENT=%s", uevent); /* Schedule uevent in process context using work queue */ schedule_work(&info->work); From patchwork Thu Jul 1 15:07:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kumar, M Chetan" X-Patchwork-Id: 469432 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 29D60C11F64 for ; Thu, 1 Jul 2021 15:08:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0A0ED6140C for ; Thu, 1 Jul 2021 15:08:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233248AbhGAPKf (ORCPT ); Thu, 1 Jul 2021 11:10:35 -0400 Received: from mga02.intel.com ([134.134.136.20]:43471 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233059AbhGAPKe (ORCPT ); Thu, 1 Jul 2021 11:10:34 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10032"; a="195714985" X-IronPort-AV: E=Sophos;i="5.83,314,1616482800"; d="scan'208";a="195714985" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2021 08:08:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,314,1616482800"; d="scan'208";a="626400471" Received: from ccgwwan-adlp1.iind.intel.com ([10.224.174.35]) by orsmga005.jf.intel.com with ESMTP; 01 Jul 2021 08:08:01 -0700 From: M Chetan Kumar To: netdev@vger.kernel.org Cc: kuba@kernel.org, davem@davemloft.net, johannes@sipsolutions.net, krishna.c.sudi@intel.com, linuxwwan@intel.com Subject: [PATCH V2 2/5] net: wwan: iosm: remove reduandant check Date: Thu, 1 Jul 2021 20:37:31 +0530 Message-Id: <20210701150731.1005049-1-m.chetan.kumar@linux.intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Remove reduandant IP session id check since required checks are in place under caller. Signed-off-by: M Chetan Kumar --- v2: no change. --- drivers/net/wwan/iosm/iosm_ipc_imem_ops.c | 19 +++---------------- 1 file changed, 3 insertions(+), 16 deletions(-) diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c b/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c index 46f76e8aae92..e4e9461b603e 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c +++ b/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c @@ -24,15 +24,7 @@ int ipc_imem_sys_wwan_open(struct iosm_imem *ipc_imem, int if_id) return -EIO; } - /* check for the interafce id - * if if_id 1 to 8 then create IP MUX channel sessions. - * To start MUX session from 0 as network interface id would start - * from 1 so map it to if_id = if_id - 1 - */ - if (if_id >= IP_MUX_SESSION_START && if_id <= IP_MUX_SESSION_END) - return ipc_mux_open_session(ipc_imem->mux, if_id - 1); - - return -EINVAL; + return ipc_mux_open_session(ipc_imem->mux, if_id - 1); } /* Release a net link to CP. */ @@ -83,13 +75,8 @@ int ipc_imem_sys_wwan_transmit(struct iosm_imem *ipc_imem, goto out; } - if (if_id >= IP_MUX_SESSION_START && if_id <= IP_MUX_SESSION_END) - /* Route the UL packet through IP MUX Layer */ - ret = ipc_mux_ul_trigger_encode(ipc_imem->mux, - if_id - 1, skb); - else - dev_err(ipc_imem->dev, - "invalid if_id %d: ", if_id); + /* Route the UL packet through IP MUX Layer */ + ret = ipc_mux_ul_trigger_encode(ipc_imem->mux, if_id - 1, skb); out: return ret; } From patchwork Thu Jul 1 15:07:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kumar, M Chetan" X-Patchwork-Id: 469840 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 99649C11F64 for ; Thu, 1 Jul 2021 15:08:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7799861418 for ; Thu, 1 Jul 2021 15:08:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233272AbhGAPKu (ORCPT ); Thu, 1 Jul 2021 11:10:50 -0400 Received: from mga03.intel.com ([134.134.136.65]:36571 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233059AbhGAPKt (ORCPT ); Thu, 1 Jul 2021 11:10:49 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10032"; a="208590409" X-IronPort-AV: E=Sophos;i="5.83,314,1616482800"; d="scan'208";a="208590409" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2021 08:08:19 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,314,1616482800"; d="scan'208";a="626400543" Received: from ccgwwan-adlp1.iind.intel.com ([10.224.174.35]) by orsmga005.jf.intel.com with ESMTP; 01 Jul 2021 08:08:16 -0700 From: M Chetan Kumar To: netdev@vger.kernel.org Cc: kuba@kernel.org, davem@davemloft.net, johannes@sipsolutions.net, krishna.c.sudi@intel.com, linuxwwan@intel.com, Loic Poulain Subject: [PATCH V2 3/5] net: wwan: iosm: correct link-id handling Date: Thu, 1 Jul 2021 20:37:45 +0530 Message-Id: <20210701150745.1005098-1-m.chetan.kumar@linux.intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Link ID to be kept intact with MBIM session ID Ex: ID 0 should be associated to MBIM session ID 0. Reported-by: Loic Poulain Signed-off-by: M Chetan Kumar Reviewed-by: Sergey Ryazanov --- v2: no change. --- drivers/net/wwan/iosm/iosm_ipc_imem_ops.c | 6 +++--- drivers/net/wwan/iosm/iosm_ipc_imem_ops.h | 6 +++--- drivers/net/wwan/iosm/iosm_ipc_mux_codec.c | 2 +- drivers/net/wwan/iosm/iosm_ipc_wwan.c | 4 ++-- 4 files changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c b/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c index e4e9461b603e..0a472ce77370 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c +++ b/drivers/net/wwan/iosm/iosm_ipc_imem_ops.c @@ -24,7 +24,7 @@ int ipc_imem_sys_wwan_open(struct iosm_imem *ipc_imem, int if_id) return -EIO; } - return ipc_mux_open_session(ipc_imem->mux, if_id - 1); + return ipc_mux_open_session(ipc_imem->mux, if_id); } /* Release a net link to CP. */ @@ -33,7 +33,7 @@ void ipc_imem_sys_wwan_close(struct iosm_imem *ipc_imem, int if_id, { if (ipc_imem->mux && if_id >= IP_MUX_SESSION_START && if_id <= IP_MUX_SESSION_END) - ipc_mux_close_session(ipc_imem->mux, if_id - 1); + ipc_mux_close_session(ipc_imem->mux, if_id); } /* Tasklet call to do uplink transfer. */ @@ -76,7 +76,7 @@ int ipc_imem_sys_wwan_transmit(struct iosm_imem *ipc_imem, } /* Route the UL packet through IP MUX Layer */ - ret = ipc_mux_ul_trigger_encode(ipc_imem->mux, if_id - 1, skb); + ret = ipc_mux_ul_trigger_encode(ipc_imem->mux, if_id, skb); out: return ret; } diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem_ops.h b/drivers/net/wwan/iosm/iosm_ipc_imem_ops.h index fd356dafbdd6..2007fe23e9a5 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_imem_ops.h +++ b/drivers/net/wwan/iosm/iosm_ipc_imem_ops.h @@ -27,11 +27,11 @@ #define BOOT_CHECK_DEFAULT_TIMEOUT 400 /* IP MUX channel range */ -#define IP_MUX_SESSION_START 1 -#define IP_MUX_SESSION_END 8 +#define IP_MUX_SESSION_START 0 +#define IP_MUX_SESSION_END 7 /* Default IP MUX channel */ -#define IP_MUX_SESSION_DEFAULT 1 +#define IP_MUX_SESSION_DEFAULT 0 /** * ipc_imem_sys_port_open - Open a port link to CP. diff --git a/drivers/net/wwan/iosm/iosm_ipc_mux_codec.c b/drivers/net/wwan/iosm/iosm_ipc_mux_codec.c index e634ffc6ec08..562de275797a 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_mux_codec.c +++ b/drivers/net/wwan/iosm/iosm_ipc_mux_codec.c @@ -288,7 +288,7 @@ static int ipc_mux_net_receive(struct iosm_mux *ipc_mux, int if_id, /* Pass the packet to the netif layer. */ dest_skb->priority = service_class; - return ipc_wwan_receive(wwan, dest_skb, false, if_id + 1); + return ipc_wwan_receive(wwan, dest_skb, false, if_id); } /* Decode Flow Credit Table in the block */ diff --git a/drivers/net/wwan/iosm/iosm_ipc_wwan.c b/drivers/net/wwan/iosm/iosm_ipc_wwan.c index c999c64001f4..84e37c4b0f74 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_wwan.c +++ b/drivers/net/wwan/iosm/iosm_ipc_wwan.c @@ -252,8 +252,8 @@ int ipc_wwan_receive(struct iosm_wwan *ipc_wwan, struct sk_buff *skb_arg, skb->pkt_type = PACKET_HOST; - if (if_id < (IP_MUX_SESSION_START - 1) || - if_id > (IP_MUX_SESSION_END - 1)) { + if (if_id < IP_MUX_SESSION_START || + if_id > IP_MUX_SESSION_END) { ret = -EINVAL; goto free; } From patchwork Thu Jul 1 15:09:17 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kumar, M Chetan" X-Patchwork-Id: 469431 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 38281C11F64 for ; Thu, 1 Jul 2021 15:10:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 19E7C6140C for ; Thu, 1 Jul 2021 15:10:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232921AbhGAPM3 (ORCPT ); Thu, 1 Jul 2021 11:12:29 -0400 Received: from mga07.intel.com ([134.134.136.100]:60329 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232625AbhGAPM3 (ORCPT ); Thu, 1 Jul 2021 11:12:29 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10032"; a="272404998" X-IronPort-AV: E=Sophos;i="5.83,314,1616482800"; d="scan'208";a="272404998" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2021 08:09:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,314,1616482800"; d="scan'208";a="626400963" Received: from ccgwwan-adlp1.iind.intel.com ([10.224.174.35]) by orsmga005.jf.intel.com with ESMTP; 01 Jul 2021 08:09:53 -0700 From: M Chetan Kumar To: netdev@vger.kernel.org Cc: kuba@kernel.org, davem@davemloft.net, johannes@sipsolutions.net, krishna.c.sudi@intel.com, linuxwwan@intel.com, eric.dumazet@gmail.com Subject: [PATCH V2 4/5] net: wwan: iosm: fix netdev tx stats Date: Thu, 1 Jul 2021 20:39:17 +0530 Message-Id: <20210701150917.1005271-1-m.chetan.kumar@linux.intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Update tx stats on successful packet consume, drop. Signed-off-by: M Chetan Kumar --- v2: Backup skb->len to local var & use same for updating tx_bytes. --- drivers/net/wwan/iosm/iosm_ipc_wwan.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/net/wwan/iosm/iosm_ipc_wwan.c b/drivers/net/wwan/iosm/iosm_ipc_wwan.c index 84e37c4b0f74..e0c19c59c5f6 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_wwan.c +++ b/drivers/net/wwan/iosm/iosm_ipc_wwan.c @@ -107,6 +107,7 @@ static int ipc_wwan_link_transmit(struct sk_buff *skb, { struct iosm_netdev_priv *priv = wwan_netdev_drvpriv(netdev); struct iosm_wwan *ipc_wwan = priv->ipc_wwan; + unsigned int len = skb->len; int if_id = priv->if_id; int ret; @@ -123,6 +124,8 @@ static int ipc_wwan_link_transmit(struct sk_buff *skb, /* Return code of zero is success */ if (ret == 0) { + netdev->stats.tx_packets++; + netdev->stats.tx_bytes += len; ret = NETDEV_TX_OK; } else if (ret == -EBUSY) { ret = NETDEV_TX_BUSY; @@ -140,7 +143,8 @@ static int ipc_wwan_link_transmit(struct sk_buff *skb, ret); dev_kfree_skb_any(skb); - return ret; + netdev->stats.tx_dropped++; + return NETDEV_TX_OK; } /* Ops structure for wwan net link */ From patchwork Thu Jul 1 15:09:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kumar, M Chetan" X-Patchwork-Id: 469839 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 D3D98C11F64 for ; Thu, 1 Jul 2021 15:10:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B485C613F4 for ; Thu, 1 Jul 2021 15:10:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233226AbhGAPM4 (ORCPT ); Thu, 1 Jul 2021 11:12:56 -0400 Received: from mga04.intel.com ([192.55.52.120]:25677 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232969AbhGAPM4 (ORCPT ); Thu, 1 Jul 2021 11:12:56 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10032"; a="206727496" X-IronPort-AV: E=Sophos;i="5.83,314,1616482800"; d="scan'208";a="206727496" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2021 08:10:07 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,314,1616482800"; d="scan'208";a="626401091" Received: from ccgwwan-adlp1.iind.intel.com ([10.224.174.35]) by orsmga005.jf.intel.com with ESMTP; 01 Jul 2021 08:10:04 -0700 From: M Chetan Kumar To: netdev@vger.kernel.org Cc: kuba@kernel.org, davem@davemloft.net, johannes@sipsolutions.net, krishna.c.sudi@intel.com, linuxwwan@intel.com, eric.dumazet@gmail.com Subject: [PATCH V2 5/5] net: wwan: iosm: set default mtu Date: Thu, 1 Jul 2021 20:39:34 +0530 Message-Id: <20210701150934.1005320-1-m.chetan.kumar@linux.intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Set netdev default mtu size to 1500. Signed-off-by: M Chetan Kumar --- v2: no change. --- drivers/net/wwan/iosm/iosm_ipc_wwan.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wwan/iosm/iosm_ipc_wwan.c b/drivers/net/wwan/iosm/iosm_ipc_wwan.c index e0c19c59c5f6..b2357ad5d517 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_wwan.c +++ b/drivers/net/wwan/iosm/iosm_ipc_wwan.c @@ -162,6 +162,7 @@ static void ipc_wwan_setup(struct net_device *iosm_dev) iosm_dev->priv_flags |= IFF_NO_QUEUE; iosm_dev->type = ARPHRD_NONE; + iosm_dev->mtu = ETH_DATA_LEN; iosm_dev->min_mtu = ETH_MIN_MTU; iosm_dev->max_mtu = ETH_MAX_MTU;