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=-2.5 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,FROM_EXCESS_BASE64, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham 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 F2C90C46472 for ; Wed, 8 Aug 2018 00:28:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AEB4D214C4 for ; Wed, 8 Aug 2018 00:28:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Lgavxtkw" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AEB4D214C4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726975AbeHHCpC (ORCPT ); Tue, 7 Aug 2018 22:45:02 -0400 Received: from mail-qt0-f193.google.com ([209.85.216.193]:42744 "EHLO mail-qt0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726078AbeHHCpC (ORCPT ); Tue, 7 Aug 2018 22:45:02 -0400 Received: by mail-qt0-f193.google.com with SMTP id z8-v6so547852qto.9 for ; Tue, 07 Aug 2018 17:28:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=voXXD3+ZDI0NvRbQK0wgHzW84iDkMkJCzowouQFBW64=; b=Lgavxtkw6kbQJGq6Dmnreq913kNImAd5L3RymJMg/b/4XKGn5ZOQ+Kw/54fy0n1iaq gxEd1S1jZb15uAr+YQ8XVxGtCVKLErieai2dBUHAiiJt/uFJUG4tZN/3L5UANd75ZR6u QmgMEjgkQUFKpom2qUMuGRZNBAOhzOObHEKHmbp7cEX2W0TlN3Up5AOPTQosARAdP9Hx JC4O/hoVDPj5wTbwjTX0Svlyyw7A62ilNZAlb/5td2h6Vb+6i2j/5Gm+PHKCYMdvZrcY 2my04QyK96XaOleeVfqBNgixBXTy2670tj5Vr1nVTuscJIUEIji81RQ0dS5bIgYTO8XK GrDg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to:user-agent; bh=voXXD3+ZDI0NvRbQK0wgHzW84iDkMkJCzowouQFBW64=; b=PcYgkB30hcQzPWiAp09Bx6Rq1CrEZiS+AKmWEbFrgHmo7AO+vrczqsw/LBm+HxgC3u rS4ikAQtbLGI/3M8DHGnRu1xHen88CzHvjaFndIOcjocULAwebiaAKCM/UFYZXbdUKaN mnJIxra9kpyAHeFF+82OoC7rxAmPjgKh7J2nkC8Qkftxw96He4TFNnal1rH+UsBvu+gQ D+vOJEex+hW3S3mW9zKLEsXktjNwA4+hPvtoP3hY9/IYBIY/dvQQC6NNM2IdEXIHmiWw /Xssksj0+zMc/JSAJIxPAIuWz9sEBbGyuA91vZq6Jyu8PMGCKu5uaWTJQUwYnHjGWMbp aFmA== X-Gm-Message-State: AOUpUlE0t3Ord7tXrLFsFSzJw2IQ7vn1sBo1TFvNI0DYU80m0bprd9yC SwoAmy1RoGmx1Q4cF3/lcP4= X-Google-Smtp-Source: AA+uWPw+1StidB7oJVaX0JgKo3JlWbtoRFJ59RTw1WiUoOCaAkNyFqa+YsZKT6YG9/yjz5B3mr2YJQ== X-Received: by 2002:ac8:fdc:: with SMTP id f28-v6mr653967qtk.63.1533688085143; Tue, 07 Aug 2018 17:28:05 -0700 (PDT) Received: from WindFlash ([201.82.148.26]) by smtp.gmail.com with ESMTPSA id s53-v6sm2072521qts.5.2018.08.07.17.28.03 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 07 Aug 2018 17:28:04 -0700 (PDT) Date: Tue, 7 Aug 2018 21:28:00 -0300 From: Leonardo =?utf-8?B?QnLDoXM=?= To: Thomas Petazzoni Cc: Greg Kroah-Hartman , devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 01/15] staging: fbtft: Changes udelay(n) to usleep_range(n, n + x). - Style Message-ID: <355a96aa9bf3c29bbafc433a1b6e1662588250d8.1533686201.git.leobras.c@gmail.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Changes some udelay(n) for n >= 10 to usleep_range(n, n+x) as recommended by checkpatch.pl. Signed-off-by: Leonardo Brás --- drivers/staging/fbtft/fb_agm1264k-fl.c | 2 +- drivers/staging/fbtft/fb_ra8875.c | 4 ++-- drivers/staging/fbtft/fb_tinylcd.c | 2 +- drivers/staging/fbtft/fb_upd161704.c | 19 +++++++++---------- drivers/staging/fbtft/fb_watterott.c | 4 ++-- 5 files changed, 15 insertions(+), 16 deletions(-) diff --git a/drivers/staging/fbtft/fb_agm1264k-fl.c b/drivers/staging/fbtft/fb_agm1264k-fl.c index f6f30f5bf15a..7a24bde7ca8d 100644 --- a/drivers/staging/fbtft/fb_agm1264k-fl.c +++ b/drivers/staging/fbtft/fb_agm1264k-fl.c @@ -85,7 +85,7 @@ static void reset(struct fbtft_par *par) dev_dbg(par->info->device, "%s()\n", __func__); gpio_set_value(par->gpio.reset, 0); - udelay(20); + usleep_range(20, 25); gpio_set_value(par->gpio.reset, 1); mdelay(120); } diff --git a/drivers/staging/fbtft/fb_ra8875.c b/drivers/staging/fbtft/fb_ra8875.c index 5d3b76ca74d8..e2a62677b65b 100644 --- a/drivers/staging/fbtft/fb_ra8875.c +++ b/drivers/staging/fbtft/fb_ra8875.c @@ -217,7 +217,7 @@ static void write_reg8_bus8(struct fbtft_par *par, int len, ...) } len--; - udelay(100); + usleep_range(100, 101); if (len) { buf = (u8 *)par->buf; @@ -238,7 +238,7 @@ static void write_reg8_bus8(struct fbtft_par *par, int len, ...) /* restore user spi-speed */ par->fbtftops.write = fbtft_write_spi; - udelay(100); + usleep_range(100, 101); } static int write_vmem16_bus8(struct fbtft_par *par, size_t offset, size_t len) diff --git a/drivers/staging/fbtft/fb_tinylcd.c b/drivers/staging/fbtft/fb_tinylcd.c index e463b0ddf16d..3b2af1becca8 100644 --- a/drivers/staging/fbtft/fb_tinylcd.c +++ b/drivers/staging/fbtft/fb_tinylcd.c @@ -41,7 +41,7 @@ static int init_display(struct fbtft_par *par) 0x00, 0x35, 0x33, 0x00, 0x00, 0x00); write_reg(par, MIPI_DCS_SET_PIXEL_FORMAT, 0x55); write_reg(par, MIPI_DCS_EXIT_SLEEP_MODE); - udelay(250); + usleep_range(250, 251); write_reg(par, MIPI_DCS_SET_DISPLAY_ON); return 0; diff --git a/drivers/staging/fbtft/fb_upd161704.c b/drivers/staging/fbtft/fb_upd161704.c index acc425fdf34e..10794f81b66e 100644 --- a/drivers/staging/fbtft/fb_upd161704.c +++ b/drivers/staging/fbtft/fb_upd161704.c @@ -36,27 +36,26 @@ static int init_display(struct fbtft_par *par) /* oscillator start */ write_reg(par, 0x003A, 0x0001); /*Oscillator 0: stop, 1: operation */ - udelay(100); - + usleep_range(100, 101); /* y-setting */ write_reg(par, 0x0024, 0x007B); /* amplitude setting */ - udelay(10); + usleep_range(10, 11); write_reg(par, 0x0025, 0x003B); /* amplitude setting */ write_reg(par, 0x0026, 0x0034); /* amplitude setting */ - udelay(10); + usleep_range(10, 11); write_reg(par, 0x0027, 0x0004); /* amplitude setting */ write_reg(par, 0x0052, 0x0025); /* circuit setting 1 */ - udelay(10); + usleep_range(10, 11); write_reg(par, 0x0053, 0x0033); /* circuit setting 2 */ write_reg(par, 0x0061, 0x001C); /* adjustment V10 positive polarity */ - udelay(10); + usleep_range(10, 11); write_reg(par, 0x0062, 0x002C); /* adjustment V9 negative polarity */ write_reg(par, 0x0063, 0x0022); /* adjustment V34 positive polarity */ - udelay(10); + usleep_range(10, 11); write_reg(par, 0x0064, 0x0027); /* adjustment V31 negative polarity */ - udelay(10); + usleep_range(10, 11); write_reg(par, 0x0065, 0x0014); /* adjustment V61 negative polarity */ - udelay(10); + usleep_range(10, 11); write_reg(par, 0x0066, 0x0010); /* adjustment V61 negative polarity */ /* Basical clock for 1 line (BASECOUNT[7:0]) number specified */ @@ -64,7 +63,7 @@ static int init_display(struct fbtft_par *par) /* Power supply setting */ write_reg(par, 0x0019, 0x0000); /* DC/DC output setting */ - udelay(200); + usleep_range(200, 201); write_reg(par, 0x001A, 0x1000); /* DC/DC frequency setting */ write_reg(par, 0x001B, 0x0023); /* DC/DC rising setting */ write_reg(par, 0x001C, 0x0C01); /* Regulator voltage setting */ diff --git a/drivers/staging/fbtft/fb_watterott.c b/drivers/staging/fbtft/fb_watterott.c index bfd1527f20f7..9ad4307a50c8 100644 --- a/drivers/staging/fbtft/fb_watterott.c +++ b/drivers/staging/fbtft/fb_watterott.c @@ -83,7 +83,7 @@ static int write_vmem(struct fbtft_par *par, size_t offset, size_t len) par->txbuf.buf, 10 + par->info->fix.line_length); if (ret < 0) return ret; - udelay(300); + usleep_range(300, 301); } return 0; @@ -122,7 +122,7 @@ static int write_vmem_8bit(struct fbtft_par *par, size_t offset, size_t len) par->txbuf.buf, 10 + par->info->var.xres); if (ret < 0) return ret; - udelay(700); + usleep_range(700, 701); } return 0; -- 2.18.0