From patchwork Wed Jul 7 16:28:00 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= X-Patchwork-Id: 1501868 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-pwm-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4GKlHL3PzTz9sWq for ; Thu, 8 Jul 2021 02:29:02 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230305AbhGGQbm (ORCPT ); Wed, 7 Jul 2021 12:31:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39278 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230303AbhGGQbk (ORCPT ); Wed, 7 Jul 2021 12:31:40 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 69B27C061762 for ; Wed, 7 Jul 2021 09:29:00 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1m1APy-0004b4-BP; Wed, 07 Jul 2021 18:28:58 +0200 Received: from [2a0a:edc0:0:900:1d::77] (helo=ptz.office.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1m1APx-0002dU-Np; Wed, 07 Jul 2021 18:28:57 +0200 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1m1APi-0006I4-Ec; Wed, 07 Jul 2021 18:28:42 +0200 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Thierry Reding , Lee Jones Cc: linux-pwm@vger.kernel.org, kernel@pengutronix.de Subject: [PATCH 12/47] pwm: ab8500: Simplify using devm_pwmchip_add() Date: Wed, 7 Jul 2021 18:28:00 +0200 Message-Id: <20210707162835.1772882-13-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210707162835.1772882-1-u.kleine-koenig@pengutronix.de> References: <20210707162835.1772882-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-pwm@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pwm@vger.kernel.org This allows to drop the platform_driver's remove function. This is the only user of driver data so this can go away, too. Signed-off-by: Uwe Kleine-König --- drivers/pwm/pwm-ab8500.c | 18 +----------------- 1 file changed, 1 insertion(+), 17 deletions(-) diff --git a/drivers/pwm/pwm-ab8500.c b/drivers/pwm/pwm-ab8500.c index 281f74a1c50b..ad37bc46f272 100644 --- a/drivers/pwm/pwm-ab8500.c +++ b/drivers/pwm/pwm-ab8500.c @@ -111,26 +111,11 @@ static int ab8500_pwm_probe(struct platform_device *pdev) ab8500->chip.npwm = 1; ab8500->hwid = pdev->id - 1; - err = pwmchip_add(&ab8500->chip); + err = devm_pwmchip_add(&pdev->dev, &ab8500->chip); if (err < 0) return dev_err_probe(&pdev->dev, err, "Failed to add pwm chip\n"); dev_dbg(&pdev->dev, "pwm probe successful\n"); - platform_set_drvdata(pdev, ab8500); - - return 0; -} - -static int ab8500_pwm_remove(struct platform_device *pdev) -{ - struct ab8500_pwm_chip *ab8500 = platform_get_drvdata(pdev); - int err; - - err = pwmchip_remove(&ab8500->chip); - if (err < 0) - return err; - - dev_dbg(&pdev->dev, "pwm driver removed\n"); return 0; } @@ -140,7 +125,6 @@ static struct platform_driver ab8500_pwm_driver = { .name = "ab8500-pwm", }, .probe = ab8500_pwm_probe, - .remove = ab8500_pwm_remove, }; module_platform_driver(ab8500_pwm_driver);