From patchwork Sun Sep 8 08:32:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maya Erez X-Patchwork-Id: 11136861 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EDA3B1395 for ; Sun, 8 Sep 2019 08:39:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D780320863 for ; Sun, 8 Sep 2019 08:39:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727497AbfIHIjZ (ORCPT ); Sun, 8 Sep 2019 04:39:25 -0400 Received: from alexa-out-ams-02.qualcomm.com ([185.23.61.163]:7549 "EHLO alexa-out-ams-02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727422AbfIHIjS (ORCPT ); Sun, 8 Sep 2019 04:39:18 -0400 Received: from ironmsg03-ams.qualcomm.com ([10.251.56.4]) by alexa-out-ams-02.qualcomm.com with ESMTP; 08 Sep 2019 10:33:05 +0200 Received: from lx-merez1.mea.qualcomm.com ([10.18.173.103]) by ironmsg03-ams.qualcomm.com with ESMTP; 08 Sep 2019 10:33:04 +0200 From: Maya Erez To: Kalle Valo Cc: Lior David , linux-wireless@vger.kernel.org, wil6210@qti.qualcomm.com, Maya Erez Subject: [PATCH 09/11] wil6210: use writel_relaxed in wil_debugfs_iomem_x32_set Date: Sun, 8 Sep 2019 11:32:53 +0300 Message-Id: <1567931575-27984-10-git-send-email-merez@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567931575-27984-1-git-send-email-merez@codeaurora.org> References: <1567931575-27984-1-git-send-email-merez@codeaurora.org> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Lior David writel_relaxed can be used in wil_debugfs_iomem_x32_set since there is a wmb call immediately after. Signed-off-by: Lior David Signed-off-by: Maya Erez --- drivers/net/wireless/ath/wil6210/debugfs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c index 50dc30e..304b4d4 100644 --- a/drivers/net/wireless/ath/wil6210/debugfs.c +++ b/drivers/net/wireless/ath/wil6210/debugfs.c @@ -393,7 +393,8 @@ static int wil_debugfs_iomem_x32_set(void *data, u64 val) if (ret < 0) return ret; - writel(val, (void __iomem *)d->offset); + writel_relaxed(val, (void __iomem *)d->offset); + wmb(); /* make sure write propagated to HW */ wil_pm_runtime_put(wil);