From patchwork Sat Apr 18 19:49:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Boris Brezillon X-Patchwork-Id: 1272714 X-Patchwork-Delegate: miquel.raynal@bootlin.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) 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=collabora.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20170209 header.b=OAJwkpK3; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 494Nq81tsrz9sPF for ; Sun, 19 Apr 2020 05:50:28 +1000 (AEST) 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: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:In-Reply-To:References: List-Owner; bh=DgED4/Idg/TBi8YBybwdZa50w3ukt7nv/0s/i0GvKAw=; b=OAJwkpK3yWNRnI yXmnq/23d/GP6UKk8RkTTbD9eDmyf5ktFPpB/icuhNWllRIdF+7nK0z4krao3XkJ/fye9D/2NzTAP Mz+nkxiidBAevfob2ZcZ9bmoZL7qpuVHSATk3ZEZCkl69/Tk+psA7siJlAq/pfwQtBowovIvdVYd9 8E3BLy/9EAa11aN066SXBRToTClt+UrzvuIrYExeLCVttnVUPZeJdcTdLdfdAGlTTs0a0YqWbDAVj f9cW+1832KiL+u4wXlzUvq7W9HBX5XLjzX7IkW/WZ247gwTzUb/pWluXLdn41SkRUdVkco9HhROVF 5Q6KoHrFsxCivpGuKJuw==; 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 1jPtTt-0002Fy-Jb; Sat, 18 Apr 2020 19:50:25 +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 1jPtTc-0000bO-Kl for linux-mtd@lists.infradead.org; Sat, 18 Apr 2020 19:50:10 +0000 Received: from localhost.localdomain (unknown [IPv6:2a01:e0a:2c:6930:5cf4:84a1:2763:fe0d]) (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 1DF4B2A0592; Sat, 18 Apr 2020 20:50:04 +0100 (BST) From: Boris Brezillon To: Miquel Raynal , linux-mtd@lists.infradead.org Subject: [PATCH 1/2] mtd: rawnand: Propage CS selection to sub operations Date: Sat, 18 Apr 2020 21:49:58 +0200 Message-Id: <20200418194959.1017197-1-boris.brezillon@collabora.com> X-Mailer: git-send-email 2.25.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200418_125008_824727_4FF41FB0 X-CRM114-Status: GOOD ( 11.96 ) X-Spam-Score: -0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record 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: Alexandre Belloni , Vignesh Raghavendra , Tudor Ambarus , Richard Weinberger , Boris Brezillon , Nicolas Ferre , Ludovic Desroches , Boris Brezillon Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.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 --- drivers/mtd/nand/raw/nand_base.c | 1 + include/linux/mtd/rawnand.h | 2 ++ 2 files changed, 3 insertions(+) diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index c24e5e2ba130..fa9ac18e97a1 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -2176,6 +2176,7 @@ 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 1e76196f9829..8e8d1a61e2fb 100644 --- a/include/linux/mtd/rawnand.h +++ b/include/linux/mtd/rawnand.h @@ -694,6 +694,7 @@ 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 @@ -709,6 +710,7 @@ 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;