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,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 51994C47247 for ; Tue, 5 May 2020 10:14:30 +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 18B0B20675 for ; Tue, 5 May 2020 10:14:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="tq8NI1wB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 18B0B20675 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.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=F7+ugVSm6SpOJo3Xmol+VDG+IPY5GccJVLUD+YTgLho=; b=tq8NI1wBnbs1O+ ciA8H2vJF3LMhSKIrgTraI9m4mcd95aVYneXNyrjRAfH3bdZTyX1eWMYc1dWhshnKirttVdasCKbz sA1MVPWWBB2SbxgHvGZKiXxh5mWDAoklpZ8uhQYMEqBNn2awM3ZIHElu2OXSmBQiJixhXVdWKK+jR SZnHBuLVP8mINZX1VThYh0O4fCsPK6Anmwr+s8cGJoWd9vrWuvMNihtS+btuOTM9Br3GyJ5r4PRaj qfkWqvHPyyj+ejD76NIAaYiAR6YPY3zux11wtBy10iiF6ZlXeGvxdotvmV4ZbtYwv0xzME9fKwP34 Yfse1Yar6pnei28EoUJg==; 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 1jVuag-0007MP-Ec; Tue, 05 May 2020 10:14:18 +0000 Received: from bhuna.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e3e3]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jVuaN-00075O-Ik for linux-mtd@lists.infradead.org; Tue, 05 May 2020 10:14:01 +0000 Received: from localhost.localdomain (unknown [IPv6:2a01:e0a:2c:6930:d3ea:1c7:41fd:3038]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: bbrezillon) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 29DC62A1988; Tue, 5 May 2020 11:13:58 +0100 (BST) From: Boris Brezillon To: Miquel Raynal , linux-mtd@lists.infradead.org, Lubomir Rintel Subject: [PATCH v2 01/19] mtd: rawnand: Propage CS selection to sub operations Date: Tue, 5 May 2020 12:13:35 +0200 Message-Id: <20200505101353.1776394-2-boris.brezillon@collabora.com> X-Mailer: git-send-email 2.25.3 In-Reply-To: <20200505101353.1776394-1-boris.brezillon@collabora.com> References: <20200505101353.1776394-1-boris.brezillon@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200505_031359_744278_86647A73 X-CRM114-Status: GOOD ( 14.32 ) 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: Richard Weinberger , Boris Brezillon , Vignesh Raghavendra , Tudor Ambarus 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 Some controller using the instruction parse infrastructure might need to know which CS a specific sub-operation is targeting. Let's propagate this information. Signed-off-by: Boris Brezillon Reviewed-by: Miquel Raynal --- Changes in v2: * Add R-b --- drivers/mtd/nand/raw/nand_base.c | 3 ++- include/linux/mtd/rawnand.h | 2 ++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index 3a0e85ebcbe3..1cb5cf7a049a 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -2119,7 +2119,7 @@ static void nand_op_parser_trace(const struct nand_op_parser_ctx *ctx) char *prefix = " "; unsigned int i; - pr_debug("executing subop:\n"); + pr_debug("executing subop (CS%d):\n", ctx->subop.cs); for (i = 0; i < ctx->ninstrs; i++) { instr = &ctx->instrs[i]; @@ -2183,6 +2183,7 @@ int nand_op_parser_exec_op(struct nand_chip *chip, const struct nand_operation *op, bool check_only) { struct nand_op_parser_ctx ctx = { + .subop.cs = op->cs, .subop.instrs = op->instrs, .instrs = op->instrs, .ninstrs = op->ninstrs, diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h index e26a87b0fbd9..c92de1fa4eaf 100644 --- a/include/linux/mtd/rawnand.h +++ b/include/linux/mtd/rawnand.h @@ -702,6 +702,7 @@ struct nand_op_instr { /** * struct nand_subop - a sub operation + * @cs: the CS line to select for this NAND sub-operation * @instrs: array of instructions * @ninstrs: length of the @instrs array * @first_instr_start_off: offset to start from for the first instruction @@ -718,6 +719,7 @@ struct nand_op_instr { * controller driver. */ struct nand_subop { + unsigned int cs; const struct nand_op_instr *instrs; unsigned int ninstrs; unsigned int first_instr_start_off; -- 2.25.3 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/