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,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 CD03CC3A589 for ; Tue, 20 Aug 2019 13:45:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9997D22DA7 for ; Tue, 20 Aug 2019 13:45:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1566308709; bh=ulRPVpC51EIlYNNWB04+S5hUpRcM2WZPoeyteRh01bI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=yPauK0nTwZoasswooM+9+DdkkxIyKesyXUNi87Pw642y4muG2E24dwcRKGfsDKG3y 9cwZwpzxARfxmIbB7rtin3eOYv3gCTNlQYImteeK0lt0TdLstvJJpw5MQGytNUCbci U3pmTsrPfDjgScbMQseF0OR70mFzcREzS1xh9ph0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730713AbfHTNmy (ORCPT ); Tue, 20 Aug 2019 09:42:54 -0400 Received: from mail.kernel.org ([198.145.29.99]:38318 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730727AbfHTNmv (ORCPT ); Tue, 20 Aug 2019 09:42:51 -0400 Received: from sasha-vm.mshome.net (unknown [12.236.144.82]) (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 DFA3B230F2; Tue, 20 Aug 2019 13:42:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1566308570; bh=ulRPVpC51EIlYNNWB04+S5hUpRcM2WZPoeyteRh01bI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=A8fl75Fl6360Wh6NPpKoeGjpmo1P+YTt6TJiEpKIYhkroez3aVEw5ekcAaHiZdUL5 p1voq1J9hUQXv81Bss3faSFe+x7SvVS5T28/U2+cmMHR1YlOLqA3k1GDqXyjsk13PQ /6S8Vem7cyDvGc/AXD9Md99IA5lidgWeR5Kwnmks= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hans Ulli Kroll , Linus Walleij , Greg Kroah-Hartman , Sasha Levin , linux-usb@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 25/27] usb: host: fotg2: restart hcd after port reset Date: Tue, 20 Aug 2019 09:42:11 -0400 Message-Id: <20190820134213.11279-25-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190820134213.11279-1-sashal@kernel.org> References: <20190820134213.11279-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Hans Ulli Kroll [ Upstream commit 777758888ffe59ef754cc39ab2f275dc277732f4 ] On the Gemini SoC the FOTG2 stalls after port reset so restart the HCD after each port reset. Signed-off-by: Hans Ulli Kroll Signed-off-by: Linus Walleij Link: https://lore.kernel.org/r/20190810150458.817-1-linus.walleij@linaro.org Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/usb/host/fotg210-hcd.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/usb/host/fotg210-hcd.c b/drivers/usb/host/fotg210-hcd.c index e64eb47770c8b..2d5a72c15069e 100644 --- a/drivers/usb/host/fotg210-hcd.c +++ b/drivers/usb/host/fotg210-hcd.c @@ -1627,6 +1627,10 @@ static int fotg210_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, /* see what we found out */ temp = check_reset_complete(fotg210, wIndex, status_reg, fotg210_readl(fotg210, status_reg)); + + /* restart schedule */ + fotg210->command |= CMD_RUN; + fotg210_writel(fotg210, fotg210->command, &fotg210->regs->command); } if (!(temp & (PORT_RESUME|PORT_RESET))) { -- 2.20.1