From patchwork Mon Feb 20 16:55:01 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Boris BREZILLON X-Patchwork-Id: 9583375 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 9CD5260578 for ; Mon, 20 Feb 2017 17:22:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A5B11284A5 for ; Mon, 20 Feb 2017 17:22:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9A997287C7; Mon, 20 Feb 2017 17:22:57 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 3CEB6284A5 for ; Mon, 20 Feb 2017 17:22:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=Qqw3vJ788klPtpODTHV9TSr1KU01XGwRtqFDYaK7jLg=; b=sxmg78RpqKWgScEtmS2dudQfBh lOk7WurwAA2qZ4COMLhMms5Fgf3yssM5R/9mWnv5VzUZEsrI/8ud3rmr9kA5MrevfmbmfqfZC4B2v N9bZWwoJH9wDLisFpmnTFxJ2ddyNTNGKcaGyHTe5JfLlE6yi88pncUu3C+7vvGSwaTG6OX+a3tdpN 6sDl8/rOTfUainoXVpRk2b25486gBRdFwgEZNgNVgNbrTXpkzpdNsZmXbADRzIInoLTbTutNlrjw2 FMJVfHLBwWvoOE/bpiBAsKdHRVq4Q/ErWEcmy/AumcWQLtxfiRu35ntgGh89HZEWGQMukU+VewRQ2 pv4w4+kg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1cfrfs-0003Nc-En; Mon, 20 Feb 2017 17:22:56 +0000 Received: from casper.infradead.org ([2001:770:15f::2]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cfrQq-0002KC-IN for linux-arm-kernel@bombadil.infradead.org; Mon, 20 Feb 2017 17:07:24 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=References:In-Reply-To:Message-Id:Date: Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=Lq8n8iUOdg9JHvEW02Wr5mkP8YOyUZuKCQfh5mN7Ky4=; b=t99BMWWgRWGECk9l3uH9doI9z Pw29wxI8QeOO0TIyRZmhhvs77hLinnP+wO3zE/qaXMrwDIysq9DN6+/ojbev6CRl0jxTSxmo46GJ/ J23dojD1LboVefoKeIvHJT8qlmULJRVYAsygin9mZL9M3ZT/MF25WVulesl9wnSMPNUhnJoAPs/wy yRPhpu7tI0oCi8Kp89+djh9TZYzhSDAlAsIVpSzJM9ZAZdfPhWCb2hB4Y99NDV0XHxDPbcbqEFvOd MjUfFR8mu4QLLO1trPPdUzVVDJzOy6bU/OUAphXN5Y5PHaURfxitCUeMSIdTB95nJ/6cZ8RzkoL21 YNraccY8w==; Received: from mail.free-electrons.com ([62.4.15.54]) by casper.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1cfrFs-0003OJ-1d for linux-arm-kernel@lists.infradead.org; Mon, 20 Feb 2017 16:56:05 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id C812F2071B; Mon, 20 Feb 2017 17:55:27 +0100 (CET) Received: from bbrezillon.home (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr [90.63.216.87]) by mail.free-electrons.com (Postfix) with ESMTPSA id 9073C207D9; Mon, 20 Feb 2017 17:55:08 +0100 (CET) From: Boris Brezillon To: Nicolas Ferre , Alexandre Belloni Subject: [PATCH 7/7] memory: atmel-ebi: Add PM ops Date: Mon, 20 Feb 2017 17:55:01 +0100 Message-Id: <1487609701-10300-8-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1487609701-10300-1-git-send-email-boris.brezillon@free-electrons.com> References: <1487609701-10300-1-git-send-email-boris.brezillon@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170220_165604_160842_CA93617E X-CRM114-Status: GOOD ( 15.80 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Boris Brezillon , Lee Jones , Samuel Ortiz , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Add a ->resume() hook to make sure the EBI dev configs are correctly restored when resuming the platform. Signed-off-by: Boris Brezillon --- drivers/memory/atmel-ebi.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c index 06a1a136d448..15120cb37cf0 100644 --- a/drivers/memory/atmel-ebi.c +++ b/drivers/memory/atmel-ebi.c @@ -506,6 +506,8 @@ static int atmel_ebi_probe(struct platform_device *pdev) if (!ebi) return -ENOMEM; + platform_set_drvdata(pdev, ebi); + INIT_LIST_HEAD(&ebi->devs); ebi->caps = match->data; ebi->dev = dev; @@ -578,10 +580,28 @@ static int atmel_ebi_probe(struct platform_device *pdev) return of_platform_populate(np, NULL, NULL, dev); } +static int atmel_ebi_resume(struct device *dev) +{ + struct atmel_ebi *ebi = dev_get_drvdata(dev); + struct atmel_ebi_dev *ebid; + + list_for_each_entry(ebid, &ebi->devs, node) { + int i; + + for (i = 0; i < ebid->numcs; i++) + ebid->ebi->caps->apply_config(ebid, &ebid->configs[i]); + } + + return 0; +} + +static SIMPLE_DEV_PM_OPS(atmel_ebi_pm_ops, NULL, atmel_ebi_resume); + static struct platform_driver atmel_ebi_driver = { .driver = { .name = "atmel-ebi", .of_match_table = atmel_ebi_id_table, + .pm = &atmel_ebi_pm_ops, }, }; builtin_platform_driver_probe(atmel_ebi_driver, atmel_ebi_probe);