From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753602Ab3HaLD4 (ORCPT ); Sat, 31 Aug 2013 07:03:56 -0400 Received: from cassiel.sirena.org.uk ([80.68.93.111]:39606 "EHLO cassiel.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752610Ab3HaLDy (ORCPT ); Sat, 31 Aug 2013 07:03:54 -0400 From: Mark Brown To: Liam Girdwood Cc: patches@opensource.wolfsonmicro.com, linux-kernel@vger.kernel.org, linaro-kernel@lists.linaro.org, Mark Brown Date: Sat, 31 Aug 2013 12:03:18 +0100 Message-Id: <1377947000-5746-2-git-send-email-broonie@kernel.org> X-Mailer: git-send-email 1.8.4.rc3 In-Reply-To: <1377947000-5746-1-git-send-email-broonie@kernel.org> References: <1377947000-5746-1-git-send-email-broonie@kernel.org> X-SA-Exim-Connect-IP: 94.175.92.69 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: [PATCH 2/4] regulator: wm831x-dcdc: Convert to devm_request_threaded_irq() X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:57:07 +0000) X-SA-Exim-Scanned: Yes (on cassiel.sirena.org.uk) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mark Brown devm guarantees that resources are freed in the opposite order to that in which they are registered. Signed-off-by: Mark Brown --- drivers/regulator/wm831x-dcdc.c | 36 ++++++++++++++---------------------- 1 file changed, 14 insertions(+), 22 deletions(-) diff --git a/drivers/regulator/wm831x-dcdc.c b/drivers/regulator/wm831x-dcdc.c index 8f62750..aca2fcb 100644 --- a/drivers/regulator/wm831x-dcdc.c +++ b/drivers/regulator/wm831x-dcdc.c @@ -532,8 +532,9 @@ static int wm831x_buckv_probe(struct platform_device *pdev) } irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV")); - ret = request_threaded_irq(irq, NULL, wm831x_dcdc_uv_irq, - IRQF_TRIGGER_RISING, dcdc->name, dcdc); + ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, + wm831x_dcdc_uv_irq, + IRQF_TRIGGER_RISING, dcdc->name, dcdc); if (ret != 0) { dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n", irq, ret); @@ -541,21 +542,19 @@ static int wm831x_buckv_probe(struct platform_device *pdev) } irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "HC")); - ret = request_threaded_irq(irq, NULL, wm831x_dcdc_oc_irq, - IRQF_TRIGGER_RISING, dcdc->name, dcdc); + ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, + wm831x_dcdc_oc_irq, + IRQF_TRIGGER_RISING, dcdc->name, dcdc); if (ret != 0) { dev_err(&pdev->dev, "Failed to request HC IRQ %d: %d\n", irq, ret); - goto err_uv; + goto err_regulator; } platform_set_drvdata(pdev, dcdc); return 0; -err_uv: - free_irq(wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV")), - dcdc); err_regulator: regulator_unregister(dcdc->regulator); err: @@ -565,12 +564,7 @@ err: static int wm831x_buckv_remove(struct platform_device *pdev) { struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev); - struct wm831x *wm831x = dcdc->wm831x; - free_irq(wm831x_irq(wm831x, platform_get_irq_byname(pdev, "HC")), - dcdc); - free_irq(wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV")), - dcdc); regulator_unregister(dcdc->regulator); return 0; @@ -688,8 +682,9 @@ static int wm831x_buckp_probe(struct platform_device *pdev) } irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV")); - ret = request_threaded_irq(irq, NULL, wm831x_dcdc_uv_irq, - IRQF_TRIGGER_RISING, dcdc->name, dcdc); + ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, + wm831x_dcdc_uv_irq, + IRQF_TRIGGER_RISING, dcdc->name, dcdc); if (ret != 0) { dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n", irq, ret); @@ -710,8 +705,6 @@ static int wm831x_buckp_remove(struct platform_device *pdev) { struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev); - free_irq(wm831x_irq(dcdc->wm831x, platform_get_irq_byname(pdev, "UV")), - dcdc); regulator_unregister(dcdc->regulator); return 0; @@ -820,9 +813,10 @@ static int wm831x_boostp_probe(struct platform_device *pdev) } irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV")); - ret = request_threaded_irq(irq, NULL, wm831x_dcdc_uv_irq, - IRQF_TRIGGER_RISING, dcdc->name, - dcdc); + ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, + wm831x_dcdc_uv_irq, + IRQF_TRIGGER_RISING, dcdc->name, + dcdc); if (ret != 0) { dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n", irq, ret); @@ -843,8 +837,6 @@ static int wm831x_boostp_remove(struct platform_device *pdev) { struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev); - free_irq(wm831x_irq(dcdc->wm831x, platform_get_irq_byname(pdev, "UV")), - dcdc); regulator_unregister(dcdc->regulator); return 0; -- 1.8.4.rc3