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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 B7FE2C33CAF for ; Thu, 16 Jan 2020 18:59:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 88A592053B for ; Thu, 16 Jan 2020 18:59:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579201152; bh=NkGpowe9FnmmpR6ORNdzBt56niZjn5inrN0I8s/L6Y0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Tz1SNLymgvcEdeQNesq2hJZTvkgrckeaLjV2KbGpqWE4NIik7B9KQTa7Lviw7s6rH vC6VtbOHqWiHGNnlf76QDP0eL62vCIEb3j/OmkAuKLImsErqNKK9CdEXHH6+JzttI4 rhIkWId8nM5ZFmw0swcnZtVS5roqdlhk2F7hL3W8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437215AbgAPS7K (ORCPT ); Thu, 16 Jan 2020 13:59:10 -0500 Received: from mail.kernel.org ([198.145.29.99]:37250 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388966AbgAPRGl (ORCPT ); Thu, 16 Jan 2020 12:06:41 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 4523F2192A; Thu, 16 Jan 2020 17:06:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579194401; bh=NkGpowe9FnmmpR6ORNdzBt56niZjn5inrN0I8s/L6Y0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DY8XlMhkTXzhWCjgwA/8kJU4mHJ2xcGz12/XjzxhPom8palkKMmSVPs5XWZAUlxGT 1Pt5EqXApsawyCSE6P39+L0b6xba4Gs9+VLgL+pF9vROW8DBYReLc7EMi/J3lx/MiO WeAWxYvvMZhqwhXj9LkStbSfxRtfUqEfM9Xp732c= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Minas Harutyunyan , Minas Harutyunyan , Felipe Balbi , Sasha Levin , linux-usb@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 326/671] dwc2: gadget: Fix completed transfer size calculation in DDMA Date: Thu, 16 Jan 2020 11:59:24 -0500 Message-Id: <20200116170509.12787-63-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200116170509.12787-1-sashal@kernel.org> References: <20200116170509.12787-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Minas Harutyunyan [ Upstream commit 5acb4b970184d189d901192d075997c933b82260 ] Fix calculation of transfer size on completion in function dwc2_gadget_get_xfersize_ddma(). Added increment of descriptor pointer to move to next descriptor in the loop. Fixes: aa3e8bc81311 ("usb: dwc2: gadget: DDMA transfer start and complete") Signed-off-by: Minas Harutyunyan Signed-off-by: Felipe Balbi Signed-off-by: Sasha Levin --- drivers/usb/dwc2/gadget.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 3f68edde0f03..f64d1cd08fb6 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -2230,6 +2230,7 @@ static unsigned int dwc2_gadget_get_xfersize_ddma(struct dwc2_hsotg_ep *hs_ep) if (status & DEV_DMA_STS_MASK) dev_err(hsotg->dev, "descriptor %d closed with %x\n", i, status & DEV_DMA_STS_MASK); + desc++; } return bytes_rem; -- 2.20.1