From patchwork Mon May 25 18:26:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= X-Patchwork-Id: 11569297 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 17FD4739 for ; Mon, 25 May 2020 18:26:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0B4D520787 for ; Mon, 25 May 2020 18:26:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389317AbgEYS0R (ORCPT ); Mon, 25 May 2020 14:26:17 -0400 Received: from mail-ej1-f66.google.com ([209.85.218.66]:44954 "EHLO mail-ej1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389294AbgEYS0Q (ORCPT ); Mon, 25 May 2020 14:26:16 -0400 Received: by mail-ej1-f66.google.com with SMTP id x20so21290395ejb.11; Mon, 25 May 2020 11:26:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=cTkeVh1JeKZCZ25CUvY4TadYKZCO3Tcb6SZa4hMT8IQ=; b=ErZDhe/nw0VBHNE09tJiYT8HuuFIU8OF9d7KmDSDeh6OPhx9NfzI7GEZwtHgNIuIAo z3Rug+PKmlFi0LSz53Y93viq4cKqJtIOZ3IATi1eJYnREu2hKEtuQmJzhI8G139ldjju vtCJ+MwBw7G8La7TV0d1NqHwgK+0uY5A7k9Au2sTNX47qMtSbx4OSU6yf9ICZLA/O+OY Ym36uvgEcDO8haC2zthQacXTgXVP4NeNF4/GN791QAkOCuGrzKxZMytch9ZnqJOdoCz7 rhgJstt5PA9Mn7nA2K3zway34GTCnPxeeb98i1+kiYEO+VIXfGbT0HwN2SeFX7s6EC5t bZYg== X-Gm-Message-State: AOAM532QuPXqEBi3DCayGz3Xlt/5sh2THPMGZY1oVGCw30m+nSq8s+c4 mEd+uBa7D8vwh3WA0/KXFsU= X-Google-Smtp-Source: ABdhPJwJ72EePelVfvR4GiaP04Cb7Af4MA+NTBXjPW6AogUELMABp0aGx0/LBvMTHK50C97aqq0rIg== X-Received: by 2002:a17:906:ae93:: with SMTP id md19mr19856282ejb.4.1590431173903; Mon, 25 May 2020 11:26:13 -0700 (PDT) Received: from workstation.lan ([95.155.85.46]) by smtp.gmail.com with ESMTPSA id n15sm15555707ejs.10.2020.05.25.11.26.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 May 2020 11:26:13 -0700 (PDT) From: =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= To: Dan Carpenter Cc: "Rafael J. Wysocki" , Len Brown , Kevin Hilman , Ulf Hansson , Pavel Machek , Greg Kroah-Hartman , Johan Hovold , Alex Elder , Bjorn Helgaas , "James E.J. Bottomley" , "Martin K. Petersen" , Felipe Balbi , Julian Wiedmann , Karsten Graul , Ursula Braun , Jakub Kicinski , Bjorn Andersson , John Stultz , "David S. Miller" , greybus-dev@lists.linaro.org, netdev@vger.kernel.org, linux-acpi@vger.kernel.org, linux-pci@vger.kernel.org, linux-pm@vger.kernel.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, linux-usb@vger.kernel.org Subject: [PATCH 2/8] ACPI: PM: Use the new device_to_pm() helper to access struct dev_pm_ops Date: Mon, 25 May 2020 18:26:02 +0000 Message-Id: <20200525182608.1823735-3-kw@linux.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200525182608.1823735-1-kw@linux.com> References: <20200525182608.1823735-1-kw@linux.com> MIME-Version: 1.0 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Use the new device_to_pm() helper to access Power Management callbacs (struct dev_pm_ops) for a particular device (struct device_driver). No functional change intended. Signed-off-by: Krzysztof Wilczyński --- drivers/acpi/device_pm.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c index 5832bc10aca8..b98a32c48fbe 100644 --- a/drivers/acpi/device_pm.c +++ b/drivers/acpi/device_pm.c @@ -1022,9 +1022,10 @@ static bool acpi_dev_needs_resume(struct device *dev, struct acpi_device *adev) int acpi_subsys_prepare(struct device *dev) { struct acpi_device *adev = ACPI_COMPANION(dev); + const struct dev_pm_ops *pm = driver_to_pm(dev->driver); - if (dev->driver && dev->driver->pm && dev->driver->pm->prepare) { - int ret = dev->driver->pm->prepare(dev); + if (pm && pm->prepare) { + int ret = pm->prepare(dev); if (ret < 0) return ret;