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=-6.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 9AB08C432C0 for ; Tue, 3 Dec 2019 16:50:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 61CDE206EC for ; Tue, 3 Dec 2019 16:50:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="W+ZWlwnw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727060AbfLCQuM (ORCPT ); Tue, 3 Dec 2019 11:50:12 -0500 Received: from mail-qk1-f193.google.com ([209.85.222.193]:33393 "EHLO mail-qk1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726482AbfLCQuL (ORCPT ); Tue, 3 Dec 2019 11:50:11 -0500 Received: by mail-qk1-f193.google.com with SMTP id c124so4133252qkg.0 for ; Tue, 03 Dec 2019 08:50:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=a9/PBomxUuzf05dVa0qKQjlWzeKSr/09qta+lJxPwCo=; b=W+ZWlwnwP8+cRP6PtLMf9H9SyirlbdAZ6JnCoz9a4ikMgXcfKrMmOP6g0nedHY+NHS hD6BM99v4GDrfxxsEUDE2K5Z7yDS883J3EzLLoCx38I1pcXiWmC+FeAhTKDuQiChYcL0 VS5e3EPlPZHcawDb0kJ2d++QzTVz4PsCiHEQpg16kOMhm8DlemOxp4MgrqjSD/odc6Oe 5HG/2QSKWFi7QZcTxNnaiMbIu2aCbbGz4ZxGMiDfGxGi3B9bxBOeZoI+n1Q4Y61+I/ME b+KbU19jcWEGxTnDo862eoaaXCvaAMvgWX76bbuV7hJUgs6dduuxywcZ5KibsmrYlnyy YgPA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=a9/PBomxUuzf05dVa0qKQjlWzeKSr/09qta+lJxPwCo=; b=SwhiRO4j9TR9J46nQzYwHz4B44Ov4ZRQMD3CcXx7+GfqO8A2ePyg+uqfLsBn3oT2bg d1+4+7MLxy0tX+qarJQAEyKfiIwZJYlZDVHeJCkkmJ7bLxpeOFvRfiF3pdm+RzVWCjgV amYh0B0uPF3nIFe883KnEN6DF2IYHAB3DUum5NwRlkmYlSTOhA/ei8c/ZMB3eJei0f1c frRisejopZU2LLaTD34g8cPfrfgtaJ7DMXLOGE7mOZGueB2EUnN25DVBoLO5TOOlbbrA epHgCacfXN/c1VeLjb5QdVONcDG/zU7D5VZcyLWgVuFexrVhX6sbdByGVYIgMALXjTn6 BSzA== X-Gm-Message-State: APjAAAXAx6mVUQY4+w3TNBbjkK3kppas04xy/eLIQz+SCHhmH6euIEme vlp0GLpf8KjKA8ESQR6cGKQBfS08gwtkUwhR/oGxiA== X-Google-Smtp-Source: APXvYqyyMSapp57PMKRK9e7v/eq30nlueUFP+6Kk+2LK/nnTcOGxgsOUzP7MRoCBv1l3I+FaZJfyM1xV+rQ9cjpaRAQ= X-Received: by 2002:a37:6087:: with SMTP id u129mr5948252qkb.219.1575391810641; Tue, 03 Dec 2019 08:50:10 -0800 (PST) MIME-Version: 1.0 References: <20191119134706.10893-1-benjamin.gaignard@st.com> In-Reply-To: <20191119134706.10893-1-benjamin.gaignard@st.com> From: Benjamin Gaignard Date: Tue, 3 Dec 2019 17:50:00 +0100 Message-ID: Subject: Re: [PATCH] drm/modes: remove unused variables To: Benjamin Gaignard Cc: Maarten Lankhorst , Maxime Ripard , Sean Paul , David Airlie , Daniel Vetter , Linux Kernel Mailing List , ML dri-devel Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Le mer. 20 nov. 2019 =C3=A0 00:29, Benjamin Gaignard a =C3=A9crit : > > When compiling with W=3D1 few warnings about unused variables show up. > This patch removes all the involved variables. > Gentle ping to reviewers. Thanks, Benjamin > Signed-off-by: Benjamin Gaignard > --- > drivers/gpu/drm/drm_modes.c | 22 +++------------------- > 1 file changed, 3 insertions(+), 19 deletions(-) > > diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c > index 88232698d7a0..aca901aff042 100644 > --- a/drivers/gpu/drm/drm_modes.c > +++ b/drivers/gpu/drm/drm_modes.c > @@ -233,7 +233,7 @@ struct drm_display_mode *drm_cvt_mode(struct drm_devi= ce *dev, int hdisplay, > /* 3) Nominal HSync width (% of line period) - default 8 = */ > #define CVT_HSYNC_PERCENTAGE 8 > unsigned int hblank_percentage; > - int vsyncandback_porch, vback_porch, hblank; > + int vsyncandback_porch, hblank; > > /* estimated the horizontal period */ > tmp1 =3D HV_FACTOR * 1000000 - > @@ -249,7 +249,6 @@ struct drm_display_mode *drm_cvt_mode(struct drm_devi= ce *dev, int hdisplay, > else > vsyncandback_porch =3D tmp1; > /* 10. Find number of lines in back porch */ > - vback_porch =3D vsyncandback_porch - vsync; > drm_mode->vtotal =3D vdisplay_rnd + 2 * vmargin + > vsyncandback_porch + CVT_MIN_V_PORCH; > /* 5) Definition of Horizontal blanking time limitation *= / > @@ -386,9 +385,8 @@ drm_gtf_mode_complex(struct drm_device *dev, int hdis= play, int vdisplay, > int top_margin, bottom_margin; > int interlace; > unsigned int hfreq_est; > - int vsync_plus_bp, vback_porch; > - unsigned int vtotal_lines, vfieldrate_est, hperiod; > - unsigned int vfield_rate, vframe_rate; > + int vsync_plus_bp; > + unsigned int vtotal_lines; > int left_margin, right_margin; > unsigned int total_active_pixels, ideal_duty_cycle; > unsigned int hblank, total_pixels, pixel_freq; > @@ -451,23 +449,9 @@ drm_gtf_mode_complex(struct drm_device *dev, int hdi= splay, int vdisplay, > /* [V SYNC+BP] =3D RINT(([MIN VSYNC+BP] * hfreq_est / 1000000)) *= / > vsync_plus_bp =3D MIN_VSYNC_PLUS_BP * hfreq_est / 1000; > vsync_plus_bp =3D (vsync_plus_bp + 500) / 1000; > - /* 9. Find the number of lines in V back porch alone: */ > - vback_porch =3D vsync_plus_bp - V_SYNC_RQD; > /* 10. Find the total number of lines in Vertical field period: = */ > vtotal_lines =3D vdisplay_rnd + top_margin + bottom_margin + > vsync_plus_bp + GTF_MIN_V_PORCH; > - /* 11. Estimate the Vertical field frequency: */ > - vfieldrate_est =3D hfreq_est / vtotal_lines; > - /* 12. Find the actual horizontal period: */ > - hperiod =3D 1000000 / (vfieldrate_rqd * vtotal_lines); > - > - /* 13. Find the actual Vertical field frequency: */ > - vfield_rate =3D hfreq_est / vtotal_lines; > - /* 14. Find the Vertical frame frequency: */ > - if (interlaced) > - vframe_rate =3D vfield_rate / 2; > - else > - vframe_rate =3D vfield_rate; > /* 15. Find number of pixels in left margin: */ > if (margins) > left_margin =3D (hdisplay_rnd * GTF_MARGIN_PERCENTAGE + 5= 00) / > -- > 2.15.0 > > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/dri-devel 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=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 05623C43215 for ; Tue, 3 Dec 2019 16:50:14 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client 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