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=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=no 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 018EEC2BB1D for ; Thu, 12 Mar 2020 09:10:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CB573206F1 for ; Thu, 12 Mar 2020 09:10:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584004244; bh=dXlAM34otGLh0bt/r1jHM5ycBkeV5HW9/Jm9hSsl5xc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=zRa3esbEvp3S2WjAK5RdA+2VavjPDD4vYI0mJkMitEpfud9fW5cjAi61I9PptsPQz DlLf+ZVbPNllbMJq299k+pJVdvkAUrpeu+T7WbaPf/LIHQvYUgsC+xOsxX4Xdt7/PX GARYS2LwxBNvB8mbjAIAI3QGX3HB4ckWSYUyYEuw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726558AbgCLJKo (ORCPT ); Thu, 12 Mar 2020 05:10:44 -0400 Received: from mail.kernel.org ([198.145.29.99]:43902 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725268AbgCLJKo (ORCPT ); Thu, 12 Mar 2020 05:10:44 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2151420691; Thu, 12 Mar 2020 09:10:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584004243; bh=dXlAM34otGLh0bt/r1jHM5ycBkeV5HW9/Jm9hSsl5xc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=iuZBEx5kLLQ+ycmXDIAW2ZsGCr4hlGMgCVSHkDtdZ0TfAPJXruYYC95r6/4eLACXH e273Y1kTz1cqly9f12wlKPuw+R1Plf14oN2cReLvzvUH0xPXiqtN25fOBuGusOT8nC BxfxXfAC4/Yy1SjO2R65Ed5lXrTE0UEkcjhMzY30= Date: Thu, 12 Mar 2020 10:10:41 +0100 From: Greg KH To: satya priya Cc: swboyd@chromium.org, mgautam@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-serial@vger.kernel.org, akashast@codeaurora.org, rojay@codeaurora.org, msavaliy@qti.qualcomm.com Subject: Re: [PATCH V3 2/2] tty: serial: qcom_geni_serial: Fix RX cancel command failure Message-ID: <20200312091041.GA198954@kroah.com> References: <1583477228-32231-1-git-send-email-skakit@codeaurora.org> <1583477228-32231-3-git-send-email-skakit@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1583477228-32231-3-git-send-email-skakit@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Fri, Mar 06, 2020 at 12:17:08PM +0530, satya priya wrote: > RX cancel command fails when BT is switched on and off multiple times. > > To handle this, poll for the cancel bit in SE_GENI_S_IRQ_STATUS register > instead of SE_GENI_S_CMD_CTRL_REG. > > As per the HPG update, handle the RX last bit after cancel command > and flush out the RX FIFO buffer. > > Signed-off-by: satya priya > Reviewed-by: Stephen Boyd > --- > drivers/tty/serial/qcom_geni_serial.c | 18 ++++++++++++++---- > 1 file changed, 14 insertions(+), 4 deletions(-) This patch didn't apply :(