From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754252AbcHZV7h (ORCPT ); Fri, 26 Aug 2016 17:59:37 -0400 Received: from mail-pf0-f171.google.com ([209.85.192.171]:34437 "EHLO mail-pf0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752440AbcHZV7f (ORCPT ); Fri, 26 Aug 2016 17:59:35 -0400 From: Bjorn Andersson To: Andy Gross Cc: Jeremy McNicoll , linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] soc: qcom: smd: Reset rx tail rather than tx Date: Fri, 26 Aug 2016 14:59:17 -0700 Message-Id: <1472248757-10478-1-git-send-email-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.5.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The local end of each SMD channel is responsible for updating the tx head and the rx tail, as such we should not touch the tx tail during a reset. Reported-by: Jeremy McNicoll Signed-off-by: Bjorn Andersson --- drivers/soc/qcom/smd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/qcom/smd.c b/drivers/soc/qcom/smd.c index ac1957dfdf24..f11ec84ab0ce 100644 --- a/drivers/soc/qcom/smd.c +++ b/drivers/soc/qcom/smd.c @@ -374,7 +374,7 @@ static void qcom_smd_channel_reset(struct qcom_smd_channel *channel) SET_TX_CHANNEL_FLAG(channel, fSTATE, 1); SET_TX_CHANNEL_FLAG(channel, fBLOCKREADINTR, 1); SET_TX_CHANNEL_INFO(channel, head, 0); - SET_TX_CHANNEL_INFO(channel, tail, 0); + SET_RX_CHANNEL_INFO(channel, tail, 0); qcom_smd_signal_channel(channel); -- 2.5.0