From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750797AbdAXT0L (ORCPT ); Tue, 24 Jan 2017 14:26:11 -0500 Received: from mail-pg0-f65.google.com ([74.125.83.65]:35130 "EHLO mail-pg0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750710AbdAXT0J (ORCPT ); Tue, 24 Jan 2017 14:26:09 -0500 From: Bhumika Goyal To: julia.lawall@lip6.fr, lee.jones@linaro.org, linux-kernel@vger.kernel.org Cc: Bhumika Goyal Subject: [PATCH] mfd: constify regmap_irq_chip structures Date: Wed, 25 Jan 2017 00:55:24 +0530 Message-Id: <1485285924-7059-1-git-send-email-bhumirks@gmail.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Declare regmap_irq_chip structures as const as they are only stored in the regmap_irq_chip field of a rk808 structure. This field is of type const, so regmap_irq_chip structures having this property can be made const too. Done using Coccinelle: @r disable optional_qualifier@ identifier x; position p; @@ static struct regmap_irq_chip x@p={...}; @ok@ struct rk808 a; identifier r.x; position p; @@ a.regmap_irq_chip=&x@p; @bad@ position p != {r.p,ok.p}; identifier r.x; @@ x@p @depends on !bad disable optional_qualifier@ identifier r.x; @@ +const struct regmap_irq_chip x; File size before: text data bss dec hex filename 5033 584 16 5633 1601 drivers/mfd/rk808.o File size after: text data bss dec hex filename 5225 392 16 5633 1601 drivers/mfd/rk808.o Signed-off-by: Bhumika Goyal --- drivers/mfd/rk808.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mfd/rk808.c b/drivers/mfd/rk808.c index 2c9acdb..fd087cb 100644 --- a/drivers/mfd/rk808.c +++ b/drivers/mfd/rk808.c @@ -247,7 +247,7 @@ static const struct regmap_irq rk818_irqs[] = { }, }; -static struct regmap_irq_chip rk808_irq_chip = { +static const struct regmap_irq_chip rk808_irq_chip = { .name = "rk808", .irqs = rk808_irqs, .num_irqs = ARRAY_SIZE(rk808_irqs), @@ -259,7 +259,7 @@ static struct regmap_irq_chip rk808_irq_chip = { .init_ack_masked = true, }; -static struct regmap_irq_chip rk818_irq_chip = { +static const struct regmap_irq_chip rk818_irq_chip = { .name = "rk818", .irqs = rk818_irqs, .num_irqs = ARRAY_SIZE(rk818_irqs), -- 2.7.4