From mboxrd@z Thu Jan 1 00:00:00 1970 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=-12.8 required=3.0 tests=BAYES_00,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=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 A75D6C43461 for ; Thu, 10 Sep 2020 13:44:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6129621D6C for ; Thu, 10 Sep 2020 13:44:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="jm0FeBub" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730500AbgIJNm2 (ORCPT ); Thu, 10 Sep 2020 09:42:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47902 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730930AbgIJNjG (ORCPT ); Thu, 10 Sep 2020 09:39:06 -0400 Received: from mail-pl1-x642.google.com (mail-pl1-x642.google.com [IPv6:2607:f8b0:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DEA66C0613ED for ; Thu, 10 Sep 2020 06:38:34 -0700 (PDT) Received: by mail-pl1-x642.google.com with SMTP id bd2so930472plb.7 for ; Thu, 10 Sep 2020 06:38:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=N3mgJASizexPLNkdFt4Wcjn+xRiScZKeT3febPP2GBs=; b=jm0FeBubSLNdmOw7edyREhQe0fHd7uC1w3dnmUfrc1pPQA9LjHaAGbmQmlzdWirFNI zATrB/jWrCY/mvh5sRgI21Jdv6tCgd4nwF67n6J0i3+akIH16jJe1P8fn5kuNIRFBBJy AjVBalKDmuD35a49JkSS04+cwj4A3cjMwkzu/lrltDB2LXekFJBua8k6M3VCGUDoEmif tzJICDtdTfeg2enYNGt9lQw4mewr7jRWXqMoVXMM7ehzyjjJlj4OqNeKQAk4/sxMDe0/ IaMfUp1ctePiLCggBZ+SFFrEL2W7R8iVMoze9fLs9WEt41HK2TMNntRYjuU6WgjbMLtT c1iQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=N3mgJASizexPLNkdFt4Wcjn+xRiScZKeT3febPP2GBs=; b=bhXu8EbFQgYfmc0PAI0Pqf97vjUTCOFpIeWuOOgCHPd2YIzNARFnWhCPfcubaf1bsz 4ORZvZ+LgMNCRmniY/m3deVYLE7ToZfWe0jTHZeASX5rh2xGsFb2g982RKOqjbX62bsA r7UKgGGE6v0/pCFyLGy4kh5kGbwdZvUFMHWpd7sYuBCiNyJ8afsVg91NrnQazZ+9Cp3n pZWfOetIwgw4KV1aeXCYifmqKuxqheqe8wnkRa9pRpBUx8mXyQozNt65JYgXnEDz8L3D MTSFVc8Nyt3c/O+vW1OuJnYT4Wz9bSCCnXVThH9ncx+BAp+V7ayasQlN0JXw4ps1Op30 N88Q== X-Gm-Message-State: AOAM531Oih+Nfy3Cjajej1ghBYSwQM0lAZqtNjBHvLD02qitzNKqdDa9 ig1W7oaWieG62DkE/HwVBLwHMVzE/xzvd/k= X-Google-Smtp-Source: ABdhPJxRELGnMm3DJ89Rir5TtGhJ47XLeP1KTjwsnp7EbUrctdExJ5hMzEP2U6K/qP0+ei6wNUSEag== X-Received: by 2002:a17:902:8f98:b029:d1:870b:469e with SMTP id z24-20020a1709028f98b02900d1870b469emr5877515plo.3.1599745102152; Thu, 10 Sep 2020 06:38:22 -0700 (PDT) Received: from localhost.localdomain ([103.59.133.81]) by smtp.googlemail.com with ESMTPSA id o30sm5603801pgc.45.2020.09.10.06.38.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Sep 2020 06:38:21 -0700 (PDT) From: Manivannan Sadhasivam To: wg@grandegger.com, mkl@pengutronix.de, robh+dt@kernel.org Cc: linux-can@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dev.kurt@vandijck-laurijssen.be, o.rempel@pengutronix.de, Manivannan Sadhasivam Subject: [PATCH 1/6] can: rx-offload: can_rx_offload_add_manual(): add new initialization function Date: Thu, 10 Sep 2020 19:08:01 +0530 Message-Id: <20200910133806.25077-2-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200910133806.25077-1-manivannan.sadhasivam@linaro.org> References: <20200910133806.25077-1-manivannan.sadhasivam@linaro.org> Sender: linux-can-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-can@vger.kernel.org From: Marc Kleine-Budde This patch adds a new initialization function: can_rx_offload_add_manual() It should be used to add support rx-offload to a driver, if the callback mechanism should not be used. Use e.g. can_rx_offload_queue_sorted() to queue skbs into rx-offload. Signed-off-by: Marc Kleine-Budde Signed-off-by: Manivannan Sadhasivam --- drivers/net/can/rx-offload.c | 11 +++++++++++ include/linux/can/rx-offload.h | 3 +++ 2 files changed, 14 insertions(+) diff --git a/drivers/net/can/rx-offload.c b/drivers/net/can/rx-offload.c index e8328910a234..3b180269a92d 100644 --- a/drivers/net/can/rx-offload.c +++ b/drivers/net/can/rx-offload.c @@ -351,6 +351,17 @@ int can_rx_offload_add_fifo(struct net_device *dev, } EXPORT_SYMBOL_GPL(can_rx_offload_add_fifo); +int can_rx_offload_add_manual(struct net_device *dev, + struct can_rx_offload *offload, + unsigned int weight) +{ + if (offload->mailbox_read) + return -EINVAL; + + return can_rx_offload_init_queue(dev, offload, weight); +} +EXPORT_SYMBOL_GPL(can_rx_offload_add_manual); + void can_rx_offload_enable(struct can_rx_offload *offload) { napi_enable(&offload->napi); diff --git a/include/linux/can/rx-offload.h b/include/linux/can/rx-offload.h index 1b78a0cfb615..f1b38088b765 100644 --- a/include/linux/can/rx-offload.h +++ b/include/linux/can/rx-offload.h @@ -35,6 +35,9 @@ int can_rx_offload_add_timestamp(struct net_device *dev, int can_rx_offload_add_fifo(struct net_device *dev, struct can_rx_offload *offload, unsigned int weight); +int can_rx_offload_add_manual(struct net_device *dev, + struct can_rx_offload *offload, + unsigned int weight); int can_rx_offload_irq_offload_timestamp(struct can_rx_offload *offload, u64 reg); int can_rx_offload_irq_offload_fifo(struct can_rx_offload *offload); -- 2.17.1