From patchwork Tue Jul 9 20:37:45 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe JAILLET X-Patchwork-Id: 811588 Received: from msa.smtpout.orange.fr (smtp-68.smtpout.orange.fr [80.12.242.68]) (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 A5A9A182A64 for ; Tue, 9 Jul 2024 20:38:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=80.12.242.68 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720557484; cv=none; b=gQRZX0oq49vcoK4jL4xxoIVXzXq1OpgAlI0gnJV4cTzHcGoH7cYJo2ZtDWQ/2rB7cFOaXInvrESq9oT0g5FHedW8CrkwGUZogWnG8GzU8AvCf8ZoT+wg0gmstVIAN6v3+qjYCSbWQHULxGfkR2MSmT9SeBalpABoE2LkOeZsriU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720557484; c=relaxed/simple; bh=gmf3aasC6nYbLpzKP+9gJGJLL0Mreue7d/koV0x/jsc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=NLUlLcAWkKcvCq9UmOwLHGHVV8MpAyev3u5QUOiX7iBUqud7l30hfvAdJAPVoMjyHzdTu5gC9ax5yDRwQfW5Ys4GdurdVxUWjasPcuRLJqKV5XVNlNZNTl1g2IQKbblitrYnpqSauzqaoF4kpWgKtxY8BtKYs7JETma+lX8P6n4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=wanadoo.fr; spf=pass smtp.mailfrom=wanadoo.fr; dkim=pass (2048-bit key) header.d=wanadoo.fr header.i=@wanadoo.fr header.b=JjMfMUtM; arc=none smtp.client-ip=80.12.242.68 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=wanadoo.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=wanadoo.fr Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=wanadoo.fr header.i=@wanadoo.fr header.b="JjMfMUtM" Received: from fedora.. ([77.130.249.53]) by smtp.orange.fr with ESMTPA id RHavsh9C6phyvRHb0sZbYg; Tue, 09 Jul 2024 22:37:55 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=wanadoo.fr; s=t20230301; t=1720557475; bh=EgfXHxdLYyi1/TpBSR1xI3tIrUBzJ3KcvfA6MU/OQKo=; h=From:To:Subject:Date:Message-ID:MIME-Version; b=JjMfMUtMkRVCbGRXLRdYqkVuZXSnMREEJGWg++G2nMYcQf4OBmfp6sGGu/AK7mZSW 6uUIax8VnEYELmwmXxYFe8WTe3wcR0zQEjWEE69gW9NuW20DQIfnG87ixKkzIU8Rp6 QH/c7IWtZq9VktUVo09HCoXGUTijwehgn/3ivm0nAtBdOBbXpf+I7mstmnXZCrlUB5 Z0IBpeCNGgiCJn04p18Ilh9FT9es6ZX9iz8FGix+KMRRrTzFFqlrtHvau1UJC5hYB7 iMJSzjbdOTQyX9vIf/yizuvmNJRDjPTnrJqjxdXi6fbSisG8iEAa9z4+3ViOZaEFi+ Yd2X7WCdqz85w== X-ME-Helo: fedora.. X-ME-Auth: Y2hyaXN0b3BoZS5qYWlsbGV0QHdhbmFkb28uZnI= X-ME-Date: Tue, 09 Jul 2024 22:37:55 +0200 X-ME-IP: 77.130.249.53 From: Christophe JAILLET To: linus.walleij@linaro.org, lokeshvutla@ti.com, nm@ti.com, robh@kernel.org, tony@atomide.com Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET Subject: [PATCH 3/3] pinctrl: ti: ti-iodelay: Constify struct regmap_config Date: Tue, 9 Jul 2024 22:37:45 +0200 Message-ID: <4eefa8530a55ecde82b3ec9a445f93c01bda7ded.1720556038.git.christophe.jaillet@wanadoo.fr> X-Mailer: git-send-email 2.45.2 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 'struct regmap_config' is not modified in this driver. Constifying this structure moves some data to a read-only section, so increase overall security. On a x86_64, with allmodconfig: Before: ====== text data bss dec hex filename 17355 1692 16 19063 4a77 drivers/pinctrl/ti/pinctrl-ti-iodelay.o After: ===== text data bss dec hex filename 17729 1372 16 19117 4aad drivers/pinctrl/ti/pinctrl-ti-iodelay.o Signed-off-by: Christophe JAILLET --- Compile tested-only. --- drivers/pinctrl/ti/pinctrl-ti-iodelay.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c index 65f9439d0d5b..019b302db2b0 100644 --- a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c +++ b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c @@ -82,7 +82,7 @@ struct ti_iodelay_reg_data { u32 reg_start_offset; u32 reg_nr_per_pin; - struct regmap_config *regmap_config; + const struct regmap_config *regmap_config; }; /** @@ -776,7 +776,7 @@ static int ti_iodelay_alloc_pins(struct device *dev, return 0; } -static struct regmap_config dra7_iodelay_regmap_config = { +static const struct regmap_config dra7_iodelay_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32,