From patchwork Tue May 7 16:27:06 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13657413 Received: from mail-qt1-f171.google.com (mail-qt1-f171.google.com [209.85.160.171]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A0BA416C69B for ; Tue, 7 May 2024 16:27:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715099233; cv=none; b=Gkr1P2kk1VQtxzWxUBk0tVpV1GCD76d3o2o9QVBs4hcQ0o02/QsRxeD2PO2eE+grewXyHovGqEkTEHjtRSPOPHfIt7HbwDqx+Mt4h4PGrlpcehR3AChH4CUZAu7+KUTewTGsRx4m/KsggyLcxBhHfbWpkz2r36NvnVzAXWK9FsA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715099233; c=relaxed/simple; bh=znTu4kcBZIJ40DAZAzE4ZarYw+mhmMYgFA8GYOICILk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=KuQVBEND0tONHGzQjLggSE4NdQzcuDktJfArroWpgW88uHnFAScdOq100J+yV1Su/EAMSOq1Hx6xZNMaiSdVWcLKbUKGhnrk/3JOEehxkKuzL7ALJcGvs8LbPRZitHpwtkSQGo0i8dzOlstUs4+MPxwcD6N3uBoYuWjmgcoy+mw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=XxRE+I/T; arc=none smtp.client-ip=209.85.160.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="XxRE+I/T" Received: by mail-qt1-f171.google.com with SMTP id d75a77b69052e-43d3d47278dso6597621cf.0 for ; Tue, 07 May 2024 09:27:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1715099231; x=1715704031; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=XvJOy5lJ/u6e9yHF9m7H/WFxuEXKyxfgmG432+rwWPs=; b=XxRE+I/TVdkqbZ70usqG6oIolpD7Sj1GI79dpPrxojndgCxNE+f3K4rMKKp8kAloPI xre8gfimtXQ3UyvB9XzsGI1YzMX9GjUk2eo3Tjjy5/K1mJV8rdIWoM/2LXzeFkJmrtD4 JnmiYRf9UYJ8zhJolP5zKBVR8EUE66AeQ9nY0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715099231; x=1715704031; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=XvJOy5lJ/u6e9yHF9m7H/WFxuEXKyxfgmG432+rwWPs=; b=dptLolODLagDqoWFCW60dNIDzVYgVg+kzCCW7wadgSyKnlAmTb1vTj9K/H+3cKJWY1 CST2b3Z9iVDEsapR1mB5QRoGuI7Jc96VXTowg4AaXPzpKDB7sBa/M993Gkojb2DDFrEO P3vS/XPEWsU2xGGmlxE1Pq1IpeaAC0mhYnoKryVWKlE5y8+mbi1otuk+6yw41yHKDRTE tVAUcFZiwj/qBuYdrMLbRoc6eRSDWjkd+1bYvzlsaetC8LI8kOYHy8YVTyeZbHpVMnHQ nEIprjCQa+yyb3vXXgzYOdDcCVz7B88FSrQfsgELkHepYGWaK0DUTnSO7ot0axTMn7Wj hycA== X-Forwarded-Encrypted: i=1; AJvYcCU8Gem4p9DsuJ+gmzMzwMsa9ljK4wNgvkXo+HUX73VnDpOhSBO2c+0WRvwMklHjNnTcemaAC1EAnA4Q5CSe+YA6l/EmXeT/D8M6Cr2XbQ== X-Gm-Message-State: AOJu0YwM/slD5oDmuOihSIUpfm47/U5MT3USZwDXAH2UwViH11dyrdRU AJZ5nNLnsiFfe/Qik86dV/r6+ZTnGv6iUki9gHp8xdGoyZtT2paZY+OK1Ow93w== X-Google-Smtp-Source: AGHT+IH7wfmDbfR6Z2qEtq3pMk9IgeemDK1hAb5WzD+t2OuchV1RCwEJOdhdz0vPw5QCvormiuhN7g== X-Received: by 2002:ac8:5882:0:b0:437:c024:73f3 with SMTP id d75a77b69052e-43dbef87227mr2207121cf.44.1715099230572; Tue, 07 May 2024 09:27:10 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id hf23-20020a05622a609700b0043d1fc9b7d9sm4160597qtb.48.2024.05.07.09.27.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 May 2024 09:27:09 -0700 (PDT) From: Ricardo Ribalda Date: Tue, 07 May 2024 16:27:06 +0000 Subject: [PATCH v2 01/18] media: allegro: nal-hevc: Refactor nal_hevc_sub_layer_hrd_parameters Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240507-cocci-flexarray-v2-1-7aea262cf065@chromium.org> References: <20240507-cocci-flexarray-v2-0-7aea262cf065@chromium.org> In-Reply-To: <20240507-cocci-flexarray-v2-0-7aea262cf065@chromium.org> To: Michael Tretter , Pengutronix Kernel Team , Mauro Carvalho Chehab , Laurent Pinchart , Michal Simek , Andy Walls , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, Hans Verkuil , Ricardo Ribalda X-Mailer: b4 0.12.4 Replace all the single elements arrays with the element itself. Pahole shows the same padding and alignment for x86 and arm in both situations. This fixes this cocci warning: drivers/media/platform/allegro-dvt/nal-hevc.h:102:14-22: WARNING use flexible-array member instead (https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays) Signed-off-by: Ricardo Ribalda --- drivers/media/platform/allegro-dvt/allegro-core.c | 6 +++--- drivers/media/platform/allegro-dvt/nal-hevc.c | 11 +++-------- drivers/media/platform/allegro-dvt/nal-hevc.h | 6 +++--- 3 files changed, 9 insertions(+), 14 deletions(-) diff --git a/drivers/media/platform/allegro-dvt/allegro-core.c b/drivers/media/platform/allegro-dvt/allegro-core.c index da61f9beb6b4..369bd88cc0ae 100644 --- a/drivers/media/platform/allegro-dvt/allegro-core.c +++ b/drivers/media/platform/allegro-dvt/allegro-core.c @@ -1852,14 +1852,14 @@ static ssize_t allegro_hevc_write_sps(struct allegro_channel *channel, hrd->dpb_output_delay_length_minus1 = 30; hrd->bit_rate_scale = ffs(channel->bitrate_peak) - 6; - hrd->vcl_hrd[0].bit_rate_value_minus1[0] = + hrd->vcl_hrd[0].bit_rate_value_minus1 = (channel->bitrate_peak >> (6 + hrd->bit_rate_scale)) - 1; cpb_size = v4l2_ctrl_g_ctrl(channel->mpeg_video_cpb_size) * 1000; hrd->cpb_size_scale = ffs(cpb_size) - 4; - hrd->vcl_hrd[0].cpb_size_value_minus1[0] = (cpb_size >> (4 + hrd->cpb_size_scale)) - 1; + hrd->vcl_hrd[0].cpb_size_value_minus1 = (cpb_size >> (4 + hrd->cpb_size_scale)) - 1; - hrd->vcl_hrd[0].cbr_flag[0] = !v4l2_ctrl_g_ctrl(channel->mpeg_video_frame_rc_enable); + hrd->vcl_hrd[0].cbr_flag = !v4l2_ctrl_g_ctrl(channel->mpeg_video_frame_rc_enable); size = nal_hevc_write_sps(&dev->plat_dev->dev, dest, n, sps); diff --git a/drivers/media/platform/allegro-dvt/nal-hevc.c b/drivers/media/platform/allegro-dvt/nal-hevc.c index 9cdf2756e0a3..575089522df5 100644 --- a/drivers/media/platform/allegro-dvt/nal-hevc.c +++ b/drivers/media/platform/allegro-dvt/nal-hevc.c @@ -210,14 +210,9 @@ static void nal_hevc_rbsp_vps(struct rbsp *rbsp, struct nal_hevc_vps *vps) static void nal_hevc_rbsp_sub_layer_hrd_parameters(struct rbsp *rbsp, struct nal_hevc_sub_layer_hrd_parameters *hrd) { - unsigned int i; - unsigned int cpb_cnt = 1; - - for (i = 0; i < cpb_cnt; i++) { - rbsp_uev(rbsp, &hrd->bit_rate_value_minus1[i]); - rbsp_uev(rbsp, &hrd->cpb_size_value_minus1[i]); - rbsp_bit(rbsp, &hrd->cbr_flag[i]); - } + rbsp_uev(rbsp, &hrd->bit_rate_value_minus1); + rbsp_uev(rbsp, &hrd->cpb_size_value_minus1); + rbsp_bit(rbsp, &hrd->cbr_flag); } static void nal_hevc_rbsp_hrd_parameters(struct rbsp *rbsp, diff --git a/drivers/media/platform/allegro-dvt/nal-hevc.h b/drivers/media/platform/allegro-dvt/nal-hevc.h index eb46f12aae80..afa7a9d7d654 100644 --- a/drivers/media/platform/allegro-dvt/nal-hevc.h +++ b/drivers/media/platform/allegro-dvt/nal-hevc.h @@ -97,9 +97,9 @@ struct nal_hevc_vps { }; struct nal_hevc_sub_layer_hrd_parameters { - unsigned int bit_rate_value_minus1[1]; - unsigned int cpb_size_value_minus1[1]; - unsigned int cbr_flag[1]; + unsigned int bit_rate_value_minus1; + unsigned int cpb_size_value_minus1; + unsigned int cbr_flag; }; struct nal_hevc_hrd_parameters {