From patchwork Mon May 15 17:40:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Davis X-Patchwork-Id: 682187 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 53CFAC77B7D for ; Mon, 15 May 2023 17:43:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244607AbjEORnS (ORCPT ); Mon, 15 May 2023 13:43:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38662 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244493AbjEORm5 (ORCPT ); Mon, 15 May 2023 13:42:57 -0400 Received: from fllv0016.ext.ti.com (fllv0016.ext.ti.com [198.47.19.142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0188B16902; Mon, 15 May 2023 10:40:34 -0700 (PDT) Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 34FHeSwc069276; Mon, 15 May 2023 12:40:28 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1684172428; bh=QFz3oTrA3pkyZzNa7g6DhNARu1SSRuQphy9OmLQk2ts=; h=From:To:CC:Subject:Date; b=xt1c9BRe1l1my7S1505Ze/JULJAqJG7MaJSz53kj9jC3miMxX4zXD5TFcMJZjXyRC ncBYyU2xNLJfsDkBkcgGoHjCtehNl2oQPJ8VB80QMGOKYL421FnPAVNMMIGqu0mpNc TETaF4sCTx9QsK6YLNTiBdU+u/vTFUHbizw/UQmE= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 34FHeSKw043913 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 15 May 2023 12:40:28 -0500 Received: from DLEE107.ent.ti.com (157.170.170.37) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 15 May 2023 12:40:27 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE107.ent.ti.com (157.170.170.37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 15 May 2023 12:40:27 -0500 Received: from lelv0327.itg.ti.com (ileaxei01-snat.itg.ti.com [10.180.69.5]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 34FHeRu1019475; Mon, 15 May 2023 12:40:27 -0500 From: Andrew Davis To: Peter Tyser , Andy Shevchenko , Linus Walleij , Bartosz Golaszewski CC: , , Andrew Davis Subject: [PATCH v3] gpio: twl4030: Use devm_gpiochip_add_data() to simplify remove path Date: Mon, 15 May 2023 12:40:26 -0500 Message-ID: <20230515174026.494496-1-afd@ti.com> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Use devm version of gpiochip add function to handle removal for us. Signed-off-by: Andrew Davis Reviewed-by: Linus Walleij --- Changes from v2: - Rebase on v6.4-rc2 Changes from v1: - Actually add the devm call drivers/gpio/gpio-twl4030.c | 23 +++-------------------- 1 file changed, 3 insertions(+), 20 deletions(-) diff --git a/drivers/gpio/gpio-twl4030.c b/drivers/gpio/gpio-twl4030.c index c1bb2c3ca6f2..3708ed2314e8 100644 --- a/drivers/gpio/gpio-twl4030.c +++ b/drivers/gpio/gpio-twl4030.c @@ -492,18 +492,6 @@ static struct twl4030_gpio_platform_data *of_gpio_twl4030(struct device *dev, return omap_twl_info; } -/* Cannot use as gpio_twl4030_probe() calls us */ -static int gpio_twl4030_remove(struct platform_device *pdev) -{ - struct gpio_twl4030_priv *priv = platform_get_drvdata(pdev); - - gpiochip_remove(&priv->gpio_chip); - - /* REVISIT no support yet for deregistering all the IRQs */ - WARN_ON(!is_module()); - return 0; -} - static int gpio_twl4030_probe(struct platform_device *pdev) { struct twl4030_gpio_platform_data *pdata = dev_get_platdata(&pdev->dev); @@ -577,16 +565,13 @@ static int gpio_twl4030_probe(struct platform_device *pdev) if (pdata->use_leds) priv->gpio_chip.ngpio += 2; - ret = gpiochip_add_data(&priv->gpio_chip, priv); + ret = devm_gpiochip_add_data(&pdev->dev, &priv->gpio_chip, priv); if (ret < 0) { dev_err(&pdev->dev, "could not register gpiochip, %d\n", ret); priv->gpio_chip.ngpio = 0; - gpio_twl4030_remove(pdev); - goto out; + return ret; } - platform_set_drvdata(pdev, priv); - if (pdata->setup) { int status; @@ -596,8 +581,7 @@ static int gpio_twl4030_probe(struct platform_device *pdev) dev_dbg(&pdev->dev, "setup --> %d\n", status); } -out: - return ret; + return 0; } static const struct of_device_id twl_gpio_match[] = { @@ -615,7 +599,6 @@ static struct platform_driver gpio_twl4030_driver = { .of_match_table = twl_gpio_match, }, .probe = gpio_twl4030_probe, - .remove = gpio_twl4030_remove, }; static int __init gpio_twl4030_init(void)