From patchwork Fri Jan 27 16:42:04 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Boris Brezillon X-Patchwork-Id: 720844 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3v94VJ5nlzz9tk1 for ; Sat, 28 Jan 2017 03:48:24 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933729AbdA0Qp7 (ORCPT ); Fri, 27 Jan 2017 11:45:59 -0500 Received: from mail.free-electrons.com ([62.4.15.54]:58467 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755136AbdA0Qo3 (ORCPT ); Fri, 27 Jan 2017 11:44:29 -0500 Received: by mail.free-electrons.com (Postfix, from userid 110) id 55DC6206DB; Fri, 27 Jan 2017 17:42:13 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on mail.free-electrons.com X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,SHORTCIRCUIT shortcircuit=ham autolearn=disabled version=3.4.0 Received: from localhost.localdomain (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr [90.63.216.87]) by mail.free-electrons.com (Postfix) with ESMTPSA id CAD6B2068C; Fri, 27 Jan 2017 17:42:12 +0100 (CET) From: Boris Brezillon To: Boris Brezillon , Richard Weinberger , linux-mtd@lists.infradead.org, Linus Walleij , Alexandre Courbot , linux-gpio@vger.kernel.org, Vinod Koul , Dan Williams , dmaengine@vger.kernel.org, Nicolas Ferre , Alexandre Belloni , Wenyou Yang , Josh Wu , Haavard Skinnemoen , Hans-Christian Egtvedt , linux-kernel@vger.kernel.org Cc: David Woodhouse , Brian Norris , Marek Vasut , Cyrille Pitchen , linux-arm-kernel@lists.infradead.org, Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , devicetree@vger.kernel.org Subject: [PATCH RESEND 5/5] mtd: nand: Remove unused chip->write_page() hook Date: Fri, 27 Jan 2017 17:42:04 +0100 Message-Id: <1485535324-28393-6-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1485535324-28393-1-git-send-email-boris.brezillon@free-electrons.com> References: <1485535324-28393-1-git-send-email-boris.brezillon@free-electrons.com> Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org The last/only user of the chip->write_page() hook (the Atmel NAND controller driver) has been reworked and is no longer specifying a custom ->write_page() implementation. Drop this hook before someone else start abusing it. Signed-off-by: Boris Brezillon --- drivers/mtd/nand/nand_base.c | 10 ++++------ include/linux/mtd/nand.h | 4 ---- 2 files changed, 4 insertions(+), 10 deletions(-) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index ec1c28aaaf23..c8894f31392e 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -2839,9 +2839,10 @@ static int nand_do_write_ops(struct mtd_info *mtd, loff_t to, /* We still need to erase leftover OOB data */ memset(chip->oob_poi, 0xff, mtd->oobsize); } - ret = chip->write_page(mtd, chip, column, bytes, wbuf, - oob_required, page, cached, - (ops->mode == MTD_OPS_RAW)); + + ret = nand_write_page(mtd, chip, column, bytes, wbuf, + oob_required, page, cached, + (ops->mode == MTD_OPS_RAW)); if (ret) break; @@ -4623,9 +4624,6 @@ int nand_scan_tail(struct mtd_info *mtd) } } - if (!chip->write_page) - chip->write_page = nand_write_page; - /* * Check ECC mode, default to software if 3byte/512byte hardware ECC is * selected and we have 256 byte pagesize fallback to software ECC diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index c5f3a012ae62..9d51dee53be4 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -818,7 +818,6 @@ nand_get_sdr_timings(const struct nand_data_interface *conf) * @errstat: [OPTIONAL] hardware specific function to perform * additional error status checks (determine if errors are * correctable). - * @write_page: [REPLACEABLE] High-level page write function */ struct nand_chip { @@ -843,9 +842,6 @@ struct nand_chip { int (*scan_bbt)(struct mtd_info *mtd); int (*errstat)(struct mtd_info *mtd, struct nand_chip *this, int state, int status, int page); - int (*write_page)(struct mtd_info *mtd, struct nand_chip *chip, - uint32_t offset, int data_len, const uint8_t *buf, - int oob_required, int page, int cached, int raw); int (*onfi_set_features)(struct mtd_info *mtd, struct nand_chip *chip, int feature_addr, uint8_t *subfeature_para); int (*onfi_get_features)(struct mtd_info *mtd, struct nand_chip *chip,