From patchwork Mon Sep 21 10:19:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Corentin LABBE X-Patchwork-Id: 11789123 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 D36AE59D for ; Mon, 21 Sep 2020 10:23:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BABBA218AC for ; Mon, 21 Sep 2020 10:23:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=baylibre-com.20150623.gappssmtp.com header.i=@baylibre-com.20150623.gappssmtp.com header.b="WW3lHzJn" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727217AbgIUKXe (ORCPT ); Mon, 21 Sep 2020 06:23:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59062 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726835AbgIUKUt (ORCPT ); Mon, 21 Sep 2020 06:20:49 -0400 Received: from mail-wm1-x344.google.com (mail-wm1-x344.google.com [IPv6:2a00:1450:4864:20::344]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4E29EC0613CF for ; Mon, 21 Sep 2020 03:20:49 -0700 (PDT) Received: by mail-wm1-x344.google.com with SMTP id l15so11152681wmh.1 for ; Mon, 21 Sep 2020 03:20:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=XMf3TGfVECo8Ilq9E4yjhSEImTvnZ2dPgYfGTLgv0bk=; b=WW3lHzJn1qFTVR/w8nO2yUlxfSGExVtBeCWl6A36zih+tm7tGih+Mcp4mtuKNDRonA gEPCgPMmuLejb7S03ZvfayZwcGaM95eEtfWew1p4LADy4On0TJ52XS//VuL53Xsi44TI DEnPm8YPWL4S0ahxJFbSGQgq/GxjQc+u1j1TPjN8qVkPWQ13yY+1QaR2lcpmjYh+FIRl mAjkJOusuU65FsFqfG9f5pH5CXGfg+Nt6/kfD/MebtmgALFkMBNfiPMGwWKKXBDYznWA AKXZsFgHkRYHUbSpviarblJUweMi5vVU7vzMo6UE9kLxwTgK7RYnnT7+oUsrNb17XJNV oU6g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=XMf3TGfVECo8Ilq9E4yjhSEImTvnZ2dPgYfGTLgv0bk=; b=HeUR2A/eck5Utcw39yg2Z9zgGgogFt2z0A0BhP4+j2XrE0oWO/KuF1TbjMaC/2hxRA uSOH/0WLynw46/bGP6krxBdLbXzAIkuJVitq2ZOAlS2rtEGLk1Ju5cJlqV/oaJpqp7lQ /Huc0D3p45GTr/q8w3aHRZXOLlsjtG6gO4IVFUStZflaKHXNnx2CFO/sz7pO6erQjU0c MR2cfJlwG+bAcPbG4vxXBOtYdkWPTaSgvydGAJJiWb5TuFFULRXPLTXDHIOKkqGMeV+e Sg1zfi3hrVKwgQ3HG9oT+p5RxTKE+fGS2zbDVWtyKVLjoM1Q8tsHrNsYhl+JfrW7Uo9V qcWg== X-Gm-Message-State: AOAM530Ku1nH4EAICU5xjusv61Vtqs5NyMs0/oauqtOf+n3fmvFzDcjf miaFfp1a2Tr+WkdgDxp6FKKedQ== X-Google-Smtp-Source: ABdhPJwLscV9pUAHVogHsXkwlXM0rs5yG9Zg1ezU4BZ8Y6KrmJb+etsGRk4200Pum4t0A/qFIxDRSQ== X-Received: by 2002:a7b:c76d:: with SMTP id x13mr15271283wmk.10.1600683648002; Mon, 21 Sep 2020 03:20:48 -0700 (PDT) Received: from localhost.localdomain ([51.15.160.169]) by smtp.googlemail.com with ESMTPSA id l17sm18804629wme.11.2020.09.21.03.20.47 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 21 Sep 2020 03:20:47 -0700 (PDT) From: Corentin Labbe To: gregkh@linuxfoundation.org, laurent.pinchart@skynet.be, mchehab@kernel.org Cc: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, Corentin Labbe Subject: [PATCH RFT/RFC 16/49] staging: media: zoran: do not print random guest 0 Date: Mon, 21 Sep 2020 10:19:51 +0000 Message-Id: <1600683624-5863-17-git-send-email-clabbe@baylibre.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1600683624-5863-1-git-send-email-clabbe@baylibre.com> References: <1600683624-5863-1-git-send-email-clabbe@baylibre.com> Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org The slot 0 of guest is never initialized and so we print later random data. Signed-off-by: Corentin Labbe --- drivers/staging/media/zoran/zoran_device.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/staging/media/zoran/zoran_device.c b/drivers/staging/media/zoran/zoran_device.c index 0fb65fa4a3dd..a33de61a5e9b 100644 --- a/drivers/staging/media/zoran/zoran_device.c +++ b/drivers/staging/media/zoran/zoran_device.c @@ -158,6 +158,9 @@ static void dump_guests(struct zoran *zr) if (zr36067_debug > 2) { int i, guest[8]; + /* do not print random data */ + guest[0] = 0; + for (i = 1; i < 8; i++) /* Don't read jpeg codec here */ guest[i] = post_office_read(zr, i, 0); @@ -170,6 +173,10 @@ void detect_guest_activity(struct zoran *zr) int timeout, i, j, res, guest[8], guest0[8], change[8][3]; ktime_t t0, t1; + /* do not print random data */ + guest[0] = 0; + guest0[0] = 0; + dump_guests(zr); pci_info(zr->pci_dev, "Detecting guests activity, please wait...\n"); for (i = 1; i < 8; i++) /* Don't read jpeg codec here */