From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qv1-f50.google.com (mail-qv1-f50.google.com [209.85.219.50]) (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 D001D370D54 for ; Fri, 14 Aug 2026 20:50:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.50 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786740624; cv=none; b=SggKp/kEvVRjsh7UmgiCo4tkw83ps+4lI7WSeL3n6WBQ/u/am//n4CMgJheMiVdYClgCgrl4r+bIT9FKgm/1HLRiKKmozpKqyFa6w2aRgFJKx+qBN43feJ//66TJdJJO2WuuirmIECRh9ud+LA01gQ9TYYmCQ+83bkCSN2JkcOk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786740624; c=relaxed/simple; bh=rMi4w9bWMPExIySBKpF7SkOspGEwb7Z0hkdpUDOjUlI=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=GmT3KL7qogy0HVmBpc4s8dceP6kHluvYEC11m+cUC8yootiOHB77vd2KugsCfH4lR+vyPlC5l+D3aYEo1ZuyNZ3skQzzB+ZRxScFzBqFdTQEsQwLF5f+hp9JKkRCJN4aFqU4C0L6i2IiDBAzILxI5LkL+AUnsbRNQNk+7Iu7WI0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=kh+e5L82; arc=none smtp.client-ip=209.85.219.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="kh+e5L82" Received: by mail-qv1-f50.google.com with SMTP id 6a1803df08f44-8efcef23d21so8749046d6.2 for ; Fri, 14 Aug 2026 13:50:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1786740622; x=1787345422; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=LkyHHjtATixIyw1Bw4ttBRBk5AVQgrYPiJnEiwLvP58=; b=kh+e5L82YtZkIHrWygVlduAiBZfJWtjGWir+ZpalOOD+g4rlAiaEjeY2e7lBf3fZ4a KveNeY1eX4rN7BdCjft3YyDRWrojdwbh1TNhoXEgaIyPAdpPyRTjyI7/4Y4YKXbAmTcT Nd3Q+9d9Xfv+a6wQvMJzoBddmGgi1rSE2J9c45gTek12iiqf3k3WhYTVP88a7C9h6wNW NqzGh+0LJ2wgxIIAgmP/wzR0qiHcbx11XuQsFb91lCbPJldn6skVQA+yL+u3JYxeQi9f MWjuT+u+h/jAyFADPqYaHpA4KhbBRZGC6vZHBzU1EMPpnKE0s2gOKk+asT9sXJIbc5ov 8TFg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786740622; x=1787345422; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=LkyHHjtATixIyw1Bw4ttBRBk5AVQgrYPiJnEiwLvP58=; b=fTQAP822cMBlaEFbH4hbZ/wSkobKoIhTTStJOYu+8Foeyfz/XZBz4SWn84A6BCT1vu Dx7e5WXOItFmsE1oUZwtLrlGvuUhvkh7DbDVBX1aXYE7QBfr3I2bJmOS4OZJZT24UER9 CXHjW7ZKQZXtsN/8cMDWlUO5aFRLymrtOgAQbAjFCNfZOkC7tHrCgwEDoiR+Q/YaPEmB KY7Tzfwc2XjI5X9z47SnFN439mBabEPSLdb4btaMD57mqmSY41PCzSKXQ4Zc9KVFRhvB oGLDZ3OXVYG3LE05K78dtZcxugoa4eFcgmHRiDLw6A9H5DOjFAc9OGXkwKPv9e06X7OT 8QjA== X-Forwarded-Encrypted: i=1; AHgh+RqkaT9MTVWC8wcGD1IvMXf82vXWpF5hKNlRO0cwN19kWm4H0Cg6Gcm0v84STVQvwTMN3g5Mp2FuJPDluQ==@vger.kernel.org X-Gm-Message-State: AOJu0Yy1vFcyquE3BGf0cByaFgDRxyOSqU0bSztvFPy7iP4cIaEB9d9J D8nZAsZN/L3mmEvIY+kzupZ8D+2/yy4ArEossDCIsASCY0XDqYfER/q2 X-Gm-Gg: AR+sD13BhaEuVnoxnNvOQ6WcIwlZeCxHAKbZw8/pFijMAG/BSdqrQCQEaAdk0FaBSFs /MfgsuRnlNsoHc1TefeWCMEeR/n6Oih0/UFzDYellI6Y9qjezlaRTEIAf9l1rvP7aL5oE8s4cg2 LzPrcJKsgy0X4Mw4coVaGaQbisqz4lFwZmoAaIZYwx/02wffps84q6rHa1fHBPNgR0t0f06nItN nPNZX8b8bbAPRah9ED9O7YaIDLrmgFqtwyWnOh67XsGncjLpt6owCTNzViXwnDegmUjQAcuU5RR Dha3kdzEh8SYhypJ5lJ0L03shscz85O7+M9mgbTNIj46OcV0X6PAC2Xyb0AElDbrHMGUn2gUcjT a9Cmo8ybbCdgs+oCOqHLhzdV68q7/jCm7cJMlf5g2MmbhW1ZxlQX5oTYvw3lkMTlefP0ZUYrQqR YhuZdhR0egrn1OUeLaxqT1Y7NjYr8rRGQyXo2peMHZghVAl3ivfQDuaSpiNPsR6rxb8QRRFg+zh ut01SgBzleddty3EF1ACggvTEnH/qbXYgaqEFLrmpPsYFtl2n/rub+XM0/kcvTvFpRffDxjMsPW Bc5Kf4z9kBF0d/PaYvIq6hSmLJKkwIMrPaUP/+UcLY9RpyJt X-Received: by 2002:a05:6214:246b:b0:8ef:76c:cb15 with SMTP id 6a1803df08f44-90a91a470c3mr88262626d6.0.1786740621594; Fri, 14 Aug 2026 13:50:21 -0700 (PDT) Received: from ryzen.lan ([2601:644:8000:7a86::e34]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-90a935900d1sm25215526d6.42.2026.08.14.13.50.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Aug 2026 13:50:21 -0700 (PDT) From: Rosen Penev To: linux-sound@vger.kernel.org Cc: Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Thierry Reding , Jonathan Hunter , linux-tegra@vger.kernel.org (open list:TEGRA ARCHITECTURE SUPPORT), linux-kernel@vger.kernel.org (open list) Subject: [PATCH] ASoC: tegra: ADX: convert map to flexible array Date: Fri, 14 Aug 2026 13:50:18 -0700 Message-ID: <20260814205018.39015-1-rosenp@gmail.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-tegra@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Replace the pointer-based map allocation with a flexible array member and use struct_size() for allocation. This simplifies the code and avoid an extra allocation. Assisted-by: opencode:big-pickle Signed-off-by: Rosen Penev --- sound/soc/tegra/tegra210_adx.c | 12 ++++-------- sound/soc/tegra/tegra210_adx.h | 2 +- 2 files changed, 5 insertions(+), 9 deletions(-) diff --git a/sound/soc/tegra/tegra210_adx.c b/sound/soc/tegra/tegra210_adx.c index 9175598b52a7..d607ba4233b6 100644 --- a/sound/soc/tegra/tegra210_adx.c +++ b/sound/soc/tegra/tegra210_adx.c @@ -677,11 +677,13 @@ static int tegra210_adx_platform_probe(struct platform_device *pdev) void __iomem *regs; int err, i; - adx = devm_kzalloc(dev, sizeof(*adx), GFP_KERNEL); + soc_data = of_device_get_match_data(dev); + adx = devm_kzalloc(dev, + struct_size(adx, map, soc_data->ram_depth * TEGRA_ADX_SLOTS_PER_WORD), + GFP_KERNEL); if (!adx) return -ENOMEM; - soc_data = of_device_get_match_data(dev); adx->soc_data = soc_data; dev_set_drvdata(dev, adx); @@ -698,12 +700,6 @@ static int tegra210_adx_platform_probe(struct platform_device *pdev) regcache_cache_only(adx->regmap, true); - adx->map = devm_kcalloc(dev, - soc_data->ram_depth * TEGRA_ADX_SLOTS_PER_WORD, - sizeof(*adx->map), GFP_KERNEL); - if (!adx->map) - return -ENOMEM; - adx->byte_mask = devm_kcalloc(dev, soc_data->byte_mask_size, sizeof(*adx->byte_mask), GFP_KERNEL); if (!adx->byte_mask) diff --git a/sound/soc/tegra/tegra210_adx.h b/sound/soc/tegra/tegra210_adx.h index a6298c3dcca5..e5f1b44b2e76 100644 --- a/sound/soc/tegra/tegra210_adx.h +++ b/sound/soc/tegra/tegra210_adx.h @@ -92,8 +92,8 @@ struct tegra210_adx_soc_data { struct tegra210_adx { struct regmap *regmap; unsigned int *byte_mask; - u16 *map; const struct tegra210_adx_soc_data *soc_data; + u16 map[]; }; #endif -- 2.55.0