From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EDA9EC433DF for ; Fri, 29 May 2020 11:17:58 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id AA127207D4 for ; Fri, 29 May 2020 11:17:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ULg3FgVT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AA127207D4 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org 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:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version: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=2q+CnsufgE2fWFwmVc2Nku5w6ddz1ZLWEl4cTThhYns=; b=ULg3FgVTlMgUJs kpZ1c1FJ3PaJhSupQaTgR4bafe5WER2d8oiZNgeGl7yRzQoFSGTvwSoS/7h9fomLD2lO/B9t1W2o+ licYjCd1D7vGPQjI+X97xd38/IeujX0UDh0kGDeUJrDTNHUGQkZILaUFMoy2v15YLF4YQtWa+l2b6 xek+D5wm6Rzdx4gwTJhimfT2u6u/sKrVnlwnUGLJrfhGIroolIt2N88ulgDKMxaVrmkBXt7WZzt/F JQa/BIZUBYMscYh+HBRC9ME0kN64cP2kcKC1G3UUkkrzASdIevjgSwtIUFY2MTGRXXqvVVQHN81sa QvhdVenXUt//zo+07vzw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jed1D-0000km-89; Fri, 29 May 2020 11:17:43 +0000 Received: from relay1-d.mail.gandi.net ([217.70.183.193]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jecxL-0003PE-Hh for linux-mtd@lists.infradead.org; Fri, 29 May 2020 11:13:45 +0000 X-Originating-IP: 91.224.148.103 Received: from localhost.localdomain (unknown [91.224.148.103]) (Authenticated sender: miquel.raynal@bootlin.com) by relay1-d.mail.gandi.net (Postfix) with ESMTPSA id EA5A224000A; Fri, 29 May 2020 11:13:40 +0000 (UTC) From: Miquel Raynal To: Richard Weinberger , Vignesh Raghavendra , Tudor Ambarus , Subject: [PATCH v7 13/28] mtd: rawnand: timings: Provide onfi_fill_data_interface() with a data interface Date: Fri, 29 May 2020 13:13:07 +0200 Message-Id: <20200529111322.7184-14-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200529111322.7184-1-miquel.raynal@bootlin.com> References: <20200529111322.7184-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200529_041343_857470_25C86909 X-CRM114-Status: GOOD ( 12.78 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Michal Simek , Boris Brezillon , Naga Sureshkumar Relli , Thomas Petazzoni , Miquel Raynal Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Right now the core uses onfi_fill_data_interface() to initialize the nand_data_interface object embedded in nand_chip, but we are about to allocate this object dynamically and let manufacturer drivers provide their own interface config. Let's patch the onfi_fill_data_interface() so it can initialize an interface config that's not the one currently attached to the nand_chip. Signed-off-by: Miquel Raynal Reviewed-by: Boris Brezillon --- drivers/mtd/nand/raw/internals.h | 1 + drivers/mtd/nand/raw/nand_base.c | 7 ++++--- drivers/mtd/nand/raw/nand_timings.c | 3 ++- 3 files changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/mtd/nand/raw/internals.h b/drivers/mtd/nand/raw/internals.h index a5e2cec7e301..0f74509abc4c 100644 --- a/drivers/mtd/nand/raw/internals.h +++ b/drivers/mtd/nand/raw/internals.h @@ -85,6 +85,7 @@ int nand_markbad_bbm(struct nand_chip *chip, loff_t ofs); int nand_erase_nand(struct nand_chip *chip, struct erase_info *instr, int allowbbt); int onfi_fill_data_interface(struct nand_chip *chip, + struct nand_data_interface *iface, enum nand_data_interface_type type, int timing_mode); int nand_get_features(struct nand_chip *chip, int addr, u8 *subfeature_param); diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index 1d9cf02d164b..b4de85794e07 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -927,7 +927,7 @@ static int nand_reset_data_interface(struct nand_chip *chip, int chipnr) * timings to timing mode 0. */ - onfi_fill_data_interface(chip, NAND_SDR_IFACE, 0); + onfi_fill_data_interface(chip, &chip->data_interface, NAND_SDR_IFACE, 0); ret = chip->controller->ops->setup_data_interface(chip, chipnr, &chip->data_interface); if (ret) @@ -1040,7 +1040,8 @@ static int nand_choose_data_interface(struct nand_chip *chip) } for (mode = fls(modes) - 1; mode >= 0; mode--) { - ret = onfi_fill_data_interface(chip, NAND_SDR_IFACE, mode); + ret = onfi_fill_data_interface(chip, &chip->data_interface, + NAND_SDR_IFACE, mode); if (ret) continue; @@ -5182,7 +5183,7 @@ static int nand_scan_ident(struct nand_chip *chip, unsigned int maxchips, mutex_init(&chip->lock); /* Enforce the right timings for reset/detection */ - onfi_fill_data_interface(chip, NAND_SDR_IFACE, 0); + onfi_fill_data_interface(chip, &chip->data_interface, NAND_SDR_IFACE, 0); ret = nand_dt_init(chip); if (ret) diff --git a/drivers/mtd/nand/raw/nand_timings.c b/drivers/mtd/nand/raw/nand_timings.c index a73d934e86f9..ce6bb87db2e8 100644 --- a/drivers/mtd/nand/raw/nand_timings.c +++ b/drivers/mtd/nand/raw/nand_timings.c @@ -276,14 +276,15 @@ static const struct nand_data_interface onfi_sdr_timings[] = { /** * onfi_fill_data_interface - Initialize a data interface from a given ONFI mode * @chip: The NAND chip + * @iface: The data interface to fill * @type: The data interface type * @timing_mode: The ONFI timing mode */ int onfi_fill_data_interface(struct nand_chip *chip, + struct nand_data_interface *iface, enum nand_data_interface_type type, int timing_mode) { - struct nand_data_interface *iface = &chip->data_interface; struct onfi_params *onfi = chip->parameters.onfi; if (type != NAND_SDR_IFACE) -- 2.20.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/