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=-9.8 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,URIBL_BLOCKED,USER_AGENT_GIT 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 20252C432C0 for ; Tue, 19 Nov 2019 13:47:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E2C1122304 for ; Tue, 19 Nov 2019 13:47:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=st.com header.i=@st.com header.b="A5fpBQZV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727890AbfKSNrW (ORCPT ); Tue, 19 Nov 2019 08:47:22 -0500 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:28642 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726202AbfKSNrW (ORCPT ); Tue, 19 Nov 2019 08:47:22 -0500 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id xAJDgtQ1018085; Tue, 19 Nov 2019 14:47:09 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=STMicroelectronics; bh=RPNVCR00/xespK2RS0OoI2obJTyZRF5MAmRVt//oPM0=; b=A5fpBQZVil4S76+C6T/z24V6/kGUU7LjPcuPV0/R01F2tDdX6OHz5nOSsXZjo7LpldvE dYnC9wc5u/Y7TEA0ZR1O+z7TH09ID2gbTMvrDMhOM/ZoJxoylto8god6Nfg+qXS+UzmQ Emt6w22XW91xVWZf9/NeujIJirlVmlMuIjPQBLLjz3VukUBKhdvtJquzYSz9CpcxgMqU K0zWSoBgA5gRamuZ8BpcIq3ZCP230ZPyxdCwGv95SPqLja15s4iTpBq565sOiJwOGeO9 rC/GNEnXyQcafyOkewn/7n7mjMozXFZVR8HsFdw/bhEPuIGWVAcpfi9JzkbndAA+zvsJ 1Q== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2wa9us7m4e-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 19 Nov 2019 14:47:09 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 5B48110002A; Tue, 19 Nov 2019 14:47:08 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag3node3.st.com [10.75.127.9]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 4AA872BC7BB; Tue, 19 Nov 2019 14:47:08 +0100 (CET) Received: from localhost (10.75.127.45) by SFHDAG3NODE3.st.com (10.75.127.9) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Tue, 19 Nov 2019 14:47:07 +0100 From: Benjamin Gaignard To: , , , , CC: , , Benjamin Gaignard Subject: [PATCH] drm/modes: remove unused variables Date: Tue, 19 Nov 2019 14:47:06 +0100 Message-ID: <20191119134706.10893-1-benjamin.gaignard@st.com> X-Mailer: git-send-email 2.15.0 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG1NODE1.st.com (10.75.127.1) To SFHDAG3NODE3.st.com (10.75.127.9) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,18.0.572 definitions=2019-11-19_04:2019-11-15,2019-11-19 signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When compiling with W=1 few warnings about unused variables show up. This patch removes all the involved variables. 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_device *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 = HV_FACTOR * 1000000 - @@ -249,7 +249,6 @@ struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, int hdisplay, else vsyncandback_porch = tmp1; /* 10. Find number of lines in back porch */ - vback_porch = vsyncandback_porch - vsync; drm_mode->vtotal = 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 hdisplay, 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 hdisplay, int vdisplay, /* [V SYNC+BP] = RINT(([MIN VSYNC+BP] * hfreq_est / 1000000)) */ vsync_plus_bp = MIN_VSYNC_PLUS_BP * hfreq_est / 1000; vsync_plus_bp = (vsync_plus_bp + 500) / 1000; - /* 9. Find the number of lines in V back porch alone: */ - vback_porch = vsync_plus_bp - V_SYNC_RQD; /* 10. Find the total number of lines in Vertical field period: */ vtotal_lines = vdisplay_rnd + top_margin + bottom_margin + vsync_plus_bp + GTF_MIN_V_PORCH; - /* 11. Estimate the Vertical field frequency: */ - vfieldrate_est = hfreq_est / vtotal_lines; - /* 12. Find the actual horizontal period: */ - hperiod = 1000000 / (vfieldrate_rqd * vtotal_lines); - - /* 13. Find the actual Vertical field frequency: */ - vfield_rate = hfreq_est / vtotal_lines; - /* 14. Find the Vertical frame frequency: */ - if (interlaced) - vframe_rate = vfield_rate / 2; - else - vframe_rate = vfield_rate; /* 15. Find number of pixels in left margin: */ if (margins) left_margin = (hdisplay_rnd * GTF_MARGIN_PERCENTAGE + 500) / -- 2.15.0