Received: by 2002:a05:6902:102b:0:0:0:0 with SMTP id x11csp1730202ybt; Thu, 25 Jun 2020 12:40:16 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxEgH+Nusqh2eoDZ3xn7hMT8ryGQJ3dDzNub0FjFHEC7ULG1Uhy5SbvagjcMCaBpuwFZUcH X-Received: by 2002:a17:907:212b:: with SMTP id qo11mr14029534ejb.452.1593114015973; Thu, 25 Jun 2020 12:40:15 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1593114015; cv=none; d=google.com; s=arc-20160816; b=r/lFq/PjkNa2CVsEuItfyqj0msFIpk/Hxyvm4GjvJBte9c5elZJSJrrAj/0BOlUfcB zA4N0vGKDHLAVw3dRtc186cUqwwVWA/cA1eeGRS9DWvrPeIz3HGhHDYrdVFdw04j3AcB PBl3a3/QgWUjCGb+ur9hbJ5QNu5J8Sv3DoerVahXeLZ0foeYlEdrVBGOXmrn3ZBBP4wX ZIBYiwsdYtob9CTTsXcSGMSayZ7egcaJ3SgvQH6QVH4wHGVH0l+O4p8iCAaPmjzfGXVB HrsiUrPD8VPuYLDufwbh0KO4XFLfWtczwRSjlPXsy27ydbqCZ4int03E6qWP3wdYeG2p s+Aw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:from:subject:cc:to:message-id:date; bh=4rVYyq6XoYhOcJ3astFpuVbw2xi3MKQf5qcbpj9kdM4=; b=BKOGyx06Jw8GJSoKVCYmDF3jpf9CUAK9RHN9WCSS2e8gvLnletrJOYcAU1HeSLEhY1 QhBFrH/zTIiQeGnDbiSknoCD7F/4WbpuO+vrMx+jrB+wTyKbLL7beZwsbwPBbgQ2Js2u Kg8rMzyaWATVHZOWe6sytzrbMlDJzaVmb4ACVx7y1VNBP8A6anaxWMXimtIpNAXYzUJH VAfYkgJo0nWEAZlfokX9tIQNxs/lFq8nIxLp+w6igJCQTK7qehJ1psxo5Q7oVsdwlczM sYM+Xk3ScdqTlvCNmehzZhd1c8EYmkGJAjfxuNvQ3smEgiGe0q+ypDths4o56AEsGE2i B7og== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id dk6si2601356ejb.129.2020.06.25.12.39.46; Thu, 25 Jun 2020 12:40:15 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2406733AbgFYTgG (ORCPT + 99 others); Thu, 25 Jun 2020 15:36:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38016 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406679AbgFYTgF (ORCPT ); Thu, 25 Jun 2020 15:36:05 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E003C08C5C1; Thu, 25 Jun 2020 12:36:05 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id B317813B3AC0B; Thu, 25 Jun 2020 12:36:04 -0700 (PDT) Date: Thu, 25 Jun 2020 12:36:04 -0700 (PDT) Message-Id: <20200625.123604.1422188753260617907.davem@davemloft.net> To: vaibhavgupta40@gmail.com Cc: helgaas@kernel.org, bhelgaas@google.com, bjorn@helgaas.com, vaibhav.varodek@gmail.com, richardcochran@gmail.com, linux-kernel@vger.kernel.org, linux-kernel-mentees@lists.linuxfoundation.org, skhan@linuxfoundation.org, netdev@vger.kernel.org Subject: Re: [PATCH v1] ptp_pch: use generic power management From: David Miller In-Reply-To: <20200625121042.99369-1-vaibhavgupta40@gmail.com> References: <20200625121042.99369-1-vaibhavgupta40@gmail.com> X-Mailer: Mew version 6.8 on Emacs 26.3 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Thu, 25 Jun 2020 12:36:05 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Vaibhav Gupta Date: Thu, 25 Jun 2020 17:40:43 +0530 > With legacy PM, drivers themselves were responsible for managing the > device's power states and takes care of register states. > > After upgrading to the generic structure, PCI core will take care of > required tasks and drivers should do only device-specific operations. > > In the case of ptp_pch, after removing PCI helper functions, .suspend() > and .resume() became empty-body functions. Hence, define them NULL and > use dev_pm_ops. > > Compile-tested only. > > Signed-off-by: Vaibhav Gupta A straight-forward transformation, looks good, applied to net-next thanks.