From patchwork Wed May 22 00:07:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Packham X-Patchwork-Id: 1103077 X-Patchwork-Delegate: richard@nod.at Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=alliedtelesis.co.nz Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="WdVY9coU"; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=alliedtelesis.co.nz header.i=@alliedtelesis.co.nz header.b="R8M9aUSD"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 457tJ729NQz9sBb for ; 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Wed, 22 May 2019 12:07:56 +1200 Received: from chrisp-dl.ws.atlnz.lc (chrisp-dl.ws.atlnz.lc [10.33.22.30]) by smtp (Postfix) with ESMTP id 2DC8A13EF07; Wed, 22 May 2019 12:07:56 +1200 (NZST) Received: by chrisp-dl.ws.atlnz.lc (Postfix, from userid 1030) id 878251E1DDA; Wed, 22 May 2019 12:07:55 +1200 (NZST) From: Chris Packham To: dwmw2@infradead.org, computersforpeace@gmail.com, marek.vasut@gmail.com, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com Subject: [PATCH 2/2] mtd: concat: implement _is_locked mtd operation Date: Wed, 22 May 2019 12:07:53 +1200 Message-Id: <20190522000753.13300-2-chris.packham@alliedtelesis.co.nz> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190522000753.13300-1-chris.packham@alliedtelesis.co.nz> References: <20190522000753.13300-1-chris.packham@alliedtelesis.co.nz> MIME-Version: 1.0 x-atlnz-ls: pat X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190521_170801_306340_4A0BA3E2 X-CRM114-Status: GOOD ( 10.05 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [202.36.163.20 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Chris Packham , linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org Add an implementation of the _is_locked operation for concatenated mtd devices. As with concat_lock/concat_unlock this can simply use the common helper and pass mtd_is_locked as the operation. Signed-off-by: Chris Packham --- drivers/mtd/mtdconcat.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/mtd/mtdconcat.c b/drivers/mtd/mtdconcat.c index 9514cd2db63c..0e919f3423af 100644 --- a/drivers/mtd/mtdconcat.c +++ b/drivers/mtd/mtdconcat.c @@ -496,6 +496,11 @@ static int concat_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len) return __concat_xxlock(mtd, ofs, len, mtd_unlock); } +static int concat_is_locked(struct mtd_info *mtd, loff_t ofs, uint64_t len) +{ + return __concat_xxlock(mtd, ofs, len, mtd_is_locked); +} + static void concat_sync(struct mtd_info *mtd) { struct mtd_concat *concat = CONCAT(mtd); @@ -695,6 +700,7 @@ struct mtd_info *mtd_concat_create(struct mtd_info *subdev[], /* subdevices to c concat->mtd._sync = concat_sync; concat->mtd._lock = concat_lock; concat->mtd._unlock = concat_unlock; + concat->mtd._is_locked = concat_is_locked; concat->mtd._suspend = concat_suspend; concat->mtd._resume = concat_resume;