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 0D10FC35641 for ; Fri, 21 Feb 2020 07:58:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CF37F206ED for ; Fri, 21 Feb 2020 07:58:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582271882; bh=BUOOIABxjFARvL7gHrijQqmmIT1LUnzmkZ+eCUq/m8A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Ai83uhUwyvyWH8AAR0AYjLTAi8Cg3kmGhER7aB8I3y+/Um9LT9wxz2gcEFx6IlPWH UEyhLP+0cEMJ5f7GzNZxjL8DPr1SjEOZIoxXDpb9FhyOhifi1yTjLsRpSJDWyPjuk3 /CORxRh8E+0FNpgaVKYEXqtv8OsF8xiJaUgGoXaE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730718AbgBUH6B (ORCPT ); Fri, 21 Feb 2020 02:58:01 -0500 Received: from mail.kernel.org ([198.145.29.99]:57660 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730707AbgBUH56 (ORCPT ); Fri, 21 Feb 2020 02:57:58 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A748A206ED; Fri, 21 Feb 2020 07:57:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582271878; bh=BUOOIABxjFARvL7gHrijQqmmIT1LUnzmkZ+eCUq/m8A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XVh7mFkfp0N2ESAVFsN21eVl3vnLybDlOySGJybhTGlp/JevXnBeLtyNHA9sZA+CI MCzLRgQvOpU3OQIoD1qWndflh2Uc/tpUIOK9pDAeByvWfRs+4OgVx76JpVuiLXUfwK YsOZX9Zk123SB/LMtrYqQlmlZ7jc5Uz3pNCUmeeE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Michael Walle , Mark Brown , Sasha Levin Subject: [PATCH 5.5 315/399] spi: spi-fsl-qspi: Ensure width is respected in spi-mem operations Date: Fri, 21 Feb 2020 08:40:40 +0100 Message-Id: <20200221072432.067070944@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200221072402.315346745@linuxfoundation.org> References: <20200221072402.315346745@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Michael Walle [ Upstream commit b0177aca7aea7e8917d4e463334b51facb293d02 ] Make use of a core helper to ensure the desired width is respected when calling spi-mem operators. Otherwise only the SPI controller will be matched with the flash chip, which might lead to wrong widths. Also consider the width specified by the user in the device tree. Fixes: 84d043185dbe ("spi: Add a driver for the Freescale/NXP QuadSPI controller") Signed-off-by: Michael Walle Link: https://lore.kernel.org/r/20200114154613.8195-1-michael@walle.cc Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- drivers/spi/spi-fsl-qspi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spi-fsl-qspi.c b/drivers/spi/spi-fsl-qspi.c index 79b1558b74b8a..e8a499cd1f135 100644 --- a/drivers/spi/spi-fsl-qspi.c +++ b/drivers/spi/spi-fsl-qspi.c @@ -410,7 +410,7 @@ static bool fsl_qspi_supports_op(struct spi_mem *mem, op->data.nbytes > q->devtype_data->txfifo) return false; - return true; + return spi_mem_default_supports_op(mem, op); } static void fsl_qspi_prepare_lut(struct fsl_qspi *q, -- 2.20.1