From patchwork Thu Jun 2 09:10:22 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Patrice CHOTARD X-Patchwork-Id: 578436 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 10C82C433EF for ; Thu, 2 Jun 2022 09:10:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229841AbiFBJKm (ORCPT ); Thu, 2 Jun 2022 05:10:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55358 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231451AbiFBJKl (ORCPT ); Thu, 2 Jun 2022 05:10:41 -0400 Received: from mx07-00178001.pphosted.com (mx07-00178001.pphosted.com [185.132.182.106]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D39E82AA007; Thu, 2 Jun 2022 02:10:36 -0700 (PDT) Received: from pps.filterd (m0241204.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 2527sS2D005071; Thu, 2 Jun 2022 11:10:28 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=selector1; bh=VWQ7tzWGog3nAEbIjFtGWXl2yPJ82VtZopPyXWeTyP0=; b=3/wjKDMJo8/cKibkYsADL2XjFchNSGQabCLOzCCKoPEa3oqxgRXI19Xzs8tyNC8s7YbB wyWKAaEoxFsVu2u6/pBTgnSsMynHMFfTxEgsHuiZf3qROUh/IVyiAHZns9AoN+jqJGSV GdoTDCVWBDGVou3NfmdkOpg4/SAEm9FnCPhsXe04kp6RUzIPJJJoKO81sBFgFB2JCWwQ TK1jJyVEWIYu91PyInAQ1d+fSFx8zytPPqQfJBae3v/wl6XT0n/QASdtX7Gn7RX3cZik XMmlTr0THvhMgVo2fqgbrypWYyCjzzQYX+9u31yZxv4uJAwizdhZgWYqbhPBN7TQVzud 0g== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3gbc50xgqp-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 02 Jun 2022 11:10:28 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id C9B8510002A; Thu, 2 Jun 2022 11:10:27 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id BF8A02171D3; Thu, 2 Jun 2022 11:10:27 +0200 (CEST) Received: from localhost (10.75.127.51) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2308.20; Thu, 2 Jun 2022 11:10:27 +0200 From: To: Mark Brown , Alexandre Torgue CC: , , , , , Subject: [PATCH 1/1] spi: spi-mem: Fix spi_mem_poll_status() Date: Thu, 2 Jun 2022 11:10:22 +0200 Message-ID: <20220602091022.358127-1-patrice.chotard@foss.st.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.75.127.51] X-ClientProxiedBy: SFHDAG2NODE3.st.com (10.75.127.6) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.874,Hydra:6.0.517,FMLib:17.11.64.514 definitions=2022-06-02_01,2022-06-01_01,2022-02-23_01 Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org From: Patrice Chotard In spi_mem_exec_op(), in case cs_gpiod descriptor is set, exec_op() callback can't be used. The same must be applied in spi_mem_poll_status(), poll_status() callback can't be used, we must use the legacy path using read_poll_timeout(). Tested on STM32mp257c-ev1 specific evaluation board on which a spi-nand was mounted instead of a spi-nor. Signed-off-by: Patrice Chotard Tested-by: Patrice Chotard --- drivers/spi/spi-mem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spi-mem.c b/drivers/spi/spi-mem.c index e8de4f5017cd..0c79193d9697 100644 --- a/drivers/spi/spi-mem.c +++ b/drivers/spi/spi-mem.c @@ -808,7 +808,7 @@ int spi_mem_poll_status(struct spi_mem *mem, op->data.dir != SPI_MEM_DATA_IN) return -EINVAL; - if (ctlr->mem_ops && ctlr->mem_ops->poll_status) { + if (ctlr->mem_ops && ctlr->mem_ops->poll_status && !mem->spi->cs_gpiod) { ret = spi_mem_access_start(mem); if (ret) return ret;