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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16D7EC433EF for ; Thu, 9 Dec 2021 09:06:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236250AbhLIJJf (ORCPT ); Thu, 9 Dec 2021 04:09:35 -0500 Received: from ams.source.kernel.org ([145.40.68.75]:40110 "EHLO ams.source.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236388AbhLIJIz (ORCPT ); Thu, 9 Dec 2021 04:08:55 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 254B5B81FA7; Thu, 9 Dec 2021 09:05:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6E36AC341CC; Thu, 9 Dec 2021 09:05:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1639040719; bh=MWHUAT+QSRf94eotQxVo99grDUjLT8VxsVL550Wj88g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OkQf2K0Y6j7bt+RJ9zI+50lehAJcEYqCZilCaVzboEP8Q4+CRANRhGgMYBj18OmHV dM9Iu9kTYA2aSwzxLETZqb4xcdaHMWziTndXX4OCslCxC4HwgEWZRJ3lUj1LjsnJwT tGRkqbOVMClKdzaaJ3ezOgAw4527Qiq4vthSuEsWBpAUN/423Y0jSsBURhsuMYN541 XyV5QnjrUhhMTaFoOc8lae9oe8SBTsZEx52IXl6aIKWwkUhAa9nblV9Hz7agWsJcDX VPHpg0lXNWwVyCVOkGv78JAHiRxXUER2YGbjC1nA2aXRcT7ocaNjzkR3gDYovl4g8N QL9Zr06i+bz+w== From: Roger Quadros To: miquel.raynal@bootlin.com, richard@nod.at Cc: vigneshr@ti.com, kishon@ti.com, nm@ti.com, tony@atomide.com, linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Roger Quadros Subject: [PATCH v2 5/6] mtd: rawnand: omap2: fix force_8bit flag behaviour for DMA mode Date: Thu, 9 Dec 2021 11:04:57 +0200 Message-Id: <20211209090458.24830-6-rogerq@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211209090458.24830-1-rogerq@kernel.org> References: <20211209090458.24830-1-rogerq@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In DMA mode we were not considering the force_8bit flag. Fix it by using regular non-DMA 8-bit I/O if force_8bit flag is set. Signed-off-by: Roger Quadros --- drivers/mtd/nand/raw/omap2.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/mtd/nand/raw/omap2.c b/drivers/mtd/nand/raw/omap2.c index 0c7ee26171ad..2b58ddea3b01 100644 --- a/drivers/mtd/nand/raw/omap2.c +++ b/drivers/mtd/nand/raw/omap2.c @@ -447,6 +447,11 @@ static void omap_nand_data_in_dma_pref(struct nand_chip *chip, void *buf, { struct mtd_info *mtd = nand_to_mtd(chip); + if (force_8bit) { + omap_nand_data_in(chip, buf, len, force_8bit); + return; + } + if (len <= mtd->oobsize) omap_nand_data_in_pref(chip, buf, len, false); else @@ -463,6 +468,11 @@ static void omap_nand_data_out_dma_pref(struct nand_chip *chip, { struct mtd_info *mtd = nand_to_mtd(chip); + if (force_8bit) { + omap_nand_data_out(chip, buf, len, force_8bit); + return; + } + if (len <= mtd->oobsize) omap_nand_data_out_pref(chip, buf, len, false); else -- 2.17.1