Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751862AbdIUWaL (ORCPT ); Thu, 21 Sep 2017 18:30:11 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:36885 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751728AbdIUWaJ (ORCPT ); Thu, 21 Sep 2017 18:30:09 -0400 From: Colin King To: Jarkko Nikula , Andy Shevchenko , Mika Westerberg , Wolfram Sang , linux-i2c@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] i2c: designware: make const array supported_speeds static to shink object code size Date: Thu, 21 Sep 2017 23:30:07 +0100 Message-Id: <20170921223007.21081-1-colin.king@canonical.com> X-Mailer: git-send-email 2.14.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1228 Lines: 37 From: Colin Ian King Don't populate const array supported_speeds on the stack, instead make it static. Makes the object code smaller by 150 bytes: Before: text data bss dec hex filename 8474 1440 0 9914 26ba i2c-designware-platdrv.o After: text data bss dec hex filename 8324 1440 0 9764 2624 i2c-designware-platdrv.o (gcc version 7.2.0 x86_64) Signed-off-by: Colin Ian King --- drivers/i2c/busses/i2c-designware-platdrv.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 0e65b97842b4..8a7b29b9afbe 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -257,7 +257,9 @@ static int dw_i2c_plat_probe(struct platform_device *pdev) u32 acpi_speed, ht = 0; struct resource *mem; int i, irq, ret; - const int supported_speeds[] = { 0, 100000, 400000, 1000000, 3400000 }; + static const int supported_speeds[] = { + 0, 100000, 400000, 1000000, 3400000 + }; irq = platform_get_irq(pdev, 0); if (irq < 0) -- 2.14.1