From patchwork Tue Nov 14 22:51:04 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 10058521 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 8C1BA6023A for ; Tue, 14 Nov 2017 22:51:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7F2FD28A9B for ; Tue, 14 Nov 2017 22:51:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 73F4029A22; Tue, 14 Nov 2017 22:51:36 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 85FE828A9B for ; Tue, 14 Nov 2017 22:51:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756736AbdKNWvc (ORCPT ); Tue, 14 Nov 2017 17:51:32 -0500 Received: from sauhun.de ([88.99.104.3]:33076 "EHLO pokefinder.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757064AbdKNWvM (ORCPT ); Tue, 14 Nov 2017 17:51:12 -0500 Received: from localhost (p54B3314E.dip0.t-ipconnect.de [84.179.49.78]) by pokefinder.org (Postfix) with ESMTPSA id C55E62C3530; Tue, 14 Nov 2017 23:51:10 +0100 (CET) From: Wolfram Sang To: linux-mmc@vger.kernel.org Cc: linux-renesas-soc@vger.kernel.org, Simon Horman , Yoshihiro Shimoda , Wolfram Sang Subject: [PATCH RFT] mmc: tmio: use usleep_range consistently Date: Tue, 14 Nov 2017 23:51:04 +0100 Message-Id: <20171114225104.6743-1-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.11.0 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP There are a few udelay() left which are in a range that they should be usleep_range() these days. Signed-off-by: Wolfram Sang --- Works fine for me on Lager (R-Car H2) and Salvator-X (R-Car M3-W). Testing on other platforms very welcome even though this should be independent of the IP core. drivers/mmc/host/tmio_mmc_core.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c index 583bf3262df5d4..d6ca57be16c2fd 100644 --- a/drivers/mmc/host/tmio_mmc_core.c +++ b/drivers/mmc/host/tmio_mmc_core.c @@ -806,7 +806,7 @@ static int tmio_mmc_execute_tuning(struct mmc_host *mmc, u32 opcode) if (ret == 0) set_bit(i, host->taps); - mdelay(1); + usleep_range(1000, 1200); } ret = host->select_tuning(host); @@ -958,7 +958,7 @@ static void tmio_mmc_power_on(struct tmio_mmc_host *host, unsigned short vdd) * 100us were not enough. Is this the same 140us delay, as in * tmio_mmc_set_ios()? */ - udelay(200); + usleep_range(200, 300); } /* * It seems, VccQ should be switched on after Vcc, this is also what the @@ -966,7 +966,7 @@ static void tmio_mmc_power_on(struct tmio_mmc_host *host, unsigned short vdd) */ if (!IS_ERR(mmc->supply.vqmmc) && !ret) { ret = regulator_enable(mmc->supply.vqmmc); - udelay(200); + usleep_range(200, 300); } if (ret < 0) @@ -1059,7 +1059,7 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) } /* Let things settle. delay taken from winCE driver */ - udelay(140); + usleep_range(140, 200); if (PTR_ERR(host->mrq) == -EINTR) dev_dbg(&host->pdev->dev, "%s.%d: IOS interrupted: clk %u, mode %u",