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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 D2195C55183 for ; Tue, 21 Apr 2020 13:31:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A953920738 for ; Tue, 21 Apr 2020 13:31:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="GS20hJWb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729089AbgDUNbM (ORCPT ); Tue, 21 Apr 2020 09:31:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39608 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1729032AbgDUNbD (ORCPT ); Tue, 21 Apr 2020 09:31:03 -0400 Received: from mail-lj1-x243.google.com (mail-lj1-x243.google.com [IPv6:2a00:1450:4864:20::243]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DEE37C061A10; Tue, 21 Apr 2020 06:31:02 -0700 (PDT) Received: by mail-lj1-x243.google.com with SMTP id y4so13952026ljn.7; Tue, 21 Apr 2020 06:31:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=n1eN8tSv2qXvNukDnxakUVcpdfWKIz8N5kuJXZzI10Q=; b=GS20hJWbYfCcVAO5njfSRnIIESF6ZVXjfh95iNDyCUQnRwoFrekQHqyaqJNf61Amdm hTD6sx9Y0zhYLokcb+xIMEYUeIjkklCF0wVfLp4SyJR1y60ThyKyU+OWBYzrBB0wqqFK lbKeYdkl6jBOMJjkll1jWQ2djJhB7PCNSq2/KceQEbDNd96HvJJO8cJmbW4HXSsi/Q/u jeIOPzhjjiPv4juZhxYE5G0fpzkCVGBOjX5KJSf0AK1uW2fAoI3qXgr6ZyRmKptzAMmX pGCwaq8VmlBscpaEe34YLYpk1aiWmOWPWQvRDfoiHGzC5noIk6KqMUSaPi5kafhElHea GWUA== 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:mime-version:content-transfer-encoding; bh=n1eN8tSv2qXvNukDnxakUVcpdfWKIz8N5kuJXZzI10Q=; b=kqFT9UcryRd1dCMUhCBGez0qBbQRAKCML/y3GMz8vCwG6z1h+3M2WCFeE5vYyB7hP6 9IiLEi9rUKcx4ZbE3Ih78smOj8O9bnjQimtAMYn1N/wB+2hndTVFahLAftk/dulACPxK ukzu3uxefa2FJFzDZGPppjQrNPJGdUmDvichMk84pdeHZfZQUAgsTlaeew93EB2wD4nJ 9CoLCrH/B7dc83PqfqtIxF/+cCvbs+eNjYOiCL3Uf8zpRMGSlSe3L7FrkS52H4AszgmF IkQzC/zPjIKJHPTlvZUqW/0dXk5WKfw9dgoOikK9h9U56TKCEV9amjfoS8s0iToXRCeW YL+w== X-Gm-Message-State: AGi0PubhpjvrOAiOtDwpFBiCnHuHoEV8QxJn/y9kfEd2v5RO96sefPWq CozH0/nAVEM2/xOCXxgo6bA= X-Google-Smtp-Source: APiQypJqldYtw+MCDISwcjrRXbbmeAda49u/EROFnkj/F7LWMYZN6Zyb1s/7Vm3GeO/+0VqFe67s5g== X-Received: by 2002:a2e:97d4:: with SMTP id m20mr12754498ljj.159.1587475861272; Tue, 21 Apr 2020 06:31:01 -0700 (PDT) Received: from oak.local ([188.123.231.141]) by smtp.gmail.com with ESMTPSA id v17sm2031456lfi.49.2020.04.21.06.30.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Apr 2020 06:31:00 -0700 (PDT) From: matwey.kornilov@gmail.com To: stern@rowland.harvard.edu, Bin Liu , Greg Kroah-Hartman , linux-usb@vger.kernel.org (open list:MUSB MULTIPOINT HIGH SPEED DUAL-ROLE CONTROLLER), linux-kernel@vger.kernel.org (open list) Cc: "Matwey V. Kornilov" , linux-usb@vger.kernel.org (open list:MUSB MULTIPOINT HIGH SPEED DUAL-ROLE CONTROLLER), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v3 5/6] usb: musb: Introduce musb_start_urb() Date: Tue, 21 Apr 2020 16:30:18 +0300 Message-Id: <20200421133019.27167-6-matwey.kornilov@gmail.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200421133019.27167-1-matwey.kornilov@gmail.com> References: <20200421133019.27167-1-matwey.kornilov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Matwey V. Kornilov" This function allows us to start arbitrary urb. Signed-off-by: Matwey V. Kornilov --- drivers/usb/musb/musb_host.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index c3c9aa8ba973..46d9dd7d6f67 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -213,11 +213,10 @@ static struct musb_qh *musb_ep_get_qh(struct musb_hw_ep *ep, int is_in) * Context: controller locked, irqs blocked */ static void -musb_start_next_urb(struct musb *musb, int is_in, struct musb_qh *qh) +musb_start_urb(struct musb *musb, int is_in, struct musb_qh *qh, struct urb *urb) { u32 len; void __iomem *mbase = musb->mregs; - struct urb *urb = next_urb(qh); void *buf = urb->transfer_buffer; u32 offset = 0; struct musb_hw_ep *hw_ep = qh->hw_ep; @@ -293,6 +292,14 @@ musb_start_next_urb(struct musb *musb, int is_in, struct musb_qh *qh) } } +static void +musb_start_next_urb(struct musb *musb, int is_in, struct musb_qh *qh) +{ + struct urb *urb = next_urb(qh); + + musb_start_urb(musb, is_in, qh, urb); +} + /* Context: caller owns controller lock, IRQs are blocked */ static void musb_giveback(struct musb *musb, struct urb *urb, int status) __releases(musb->lock) -- 2.25.0