From patchwork Thu Oct 11 18:49:39 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 10637139 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 28E6C933 for ; Thu, 11 Oct 2018 18:50:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 198722BF68 for ; Thu, 11 Oct 2018 18:50:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 178A02BF6F; Thu, 11 Oct 2018 18:50:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 993562BF83 for ; Thu, 11 Oct 2018 18:50:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729671AbeJLCSt (ORCPT ); Thu, 11 Oct 2018 22:18:49 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:35570 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727944AbeJLCSt (ORCPT ); Thu, 11 Oct 2018 22:18:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:To:From:Sender: Reply-To:Cc:Content-Type:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=4r3i7WgM8X5q52hSDgsnh/Kz6z0XNcQ6gvLouTaLp/I=; b=rrAflzG4N4hOJh29kAxpx1tIL OCc9GMjiOPZ2aVw5TQVAlgp1cYk3MEddcOMtxf4fHgo94Kaj26qfXoYJrss/ewH/aSea1sMp9TcIV 33P92XTekaGiyZab54j6mh7d539Ky7fr6wNVlUWB8bjhg8YVGTRi6gjI+IaeTBT4ofhhyrNUikVc2 Z8Hwq5jRbODmMqpxHpdMar+R1IkWCXJLrsIp5GZ0CTuccJMlpR9GmSUvx4EGpBdE0Ru5cpinPT0gB KtVhiVPrWq/4bHKXQh5JvI0AXvxak/5v495fxYEDla+rFKit6/xJOux+k6Lm6ngULyCeaRV7sIRzP Vr40sk3KQ==; Received: from 089144207060.atnat0016.highway.bob.at ([89.144.207.60] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1gAg2P-0001hN-Ez for linux-scsi@vger.kernel.org; Thu, 11 Oct 2018 18:50:21 +0000 From: Christoph Hellwig To: linux-scsi@vger.kernel.org Subject: [PATCH 04/28] 3w-sas: fully convert to the generic DMA API Date: Thu, 11 Oct 2018 20:49:39 +0200 Message-Id: <20181011185003.16116-5-hch@lst.de> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181011185003.16116-1-hch@lst.de> References: <20181011185003.16116-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The driver is currently using an odd mix of legacy PCI DMA API and generic DMA API calls, switch it over to the generic API entirely. Signed-off-by: Christoph Hellwig Reviewed-by: Johannes Thumshirn Acked-by: Adam Radford --- drivers/scsi/3w-sas.c | 38 +++++++++++++++++--------------------- 1 file changed, 17 insertions(+), 21 deletions(-) diff --git a/drivers/scsi/3w-sas.c b/drivers/scsi/3w-sas.c index 40c1e6e64f58..266bdac75304 100644 --- a/drivers/scsi/3w-sas.c +++ b/drivers/scsi/3w-sas.c @@ -644,8 +644,8 @@ static int twl_allocate_memory(TW_Device_Extension *tw_dev, int size, int which) unsigned long *cpu_addr; int retval = 1; - cpu_addr = pci_zalloc_consistent(tw_dev->tw_pci_dev, size * TW_Q_LENGTH, - &dma_handle); + cpu_addr = dma_zalloc_coherent(&tw_dev->tw_pci_dev->dev, + size * TW_Q_LENGTH, &dma_handle, GFP_KERNEL); if (!cpu_addr) { TW_PRINTK(tw_dev->host, TW_DRIVER, 0x5, "Memory allocation failed"); goto out; @@ -899,19 +899,19 @@ static int twl_fill_sense(TW_Device_Extension *tw_dev, int i, int request_id, in static void twl_free_device_extension(TW_Device_Extension *tw_dev) { if (tw_dev->command_packet_virt[0]) - pci_free_consistent(tw_dev->tw_pci_dev, + dma_free_coherent(&tw_dev->tw_pci_dev->dev, sizeof(TW_Command_Full)*TW_Q_LENGTH, tw_dev->command_packet_virt[0], tw_dev->command_packet_phys[0]); if (tw_dev->generic_buffer_virt[0]) - pci_free_consistent(tw_dev->tw_pci_dev, + dma_free_coherent(&tw_dev->tw_pci_dev->dev, TW_SECTOR_SIZE*TW_Q_LENGTH, tw_dev->generic_buffer_virt[0], tw_dev->generic_buffer_phys[0]); if (tw_dev->sense_buffer_virt[0]) - pci_free_consistent(tw_dev->tw_pci_dev, + dma_free_coherent(&tw_dev->tw_pci_dev->dev, sizeof(TW_Command_Apache_Header)* TW_Q_LENGTH, tw_dev->sense_buffer_virt[0], @@ -1571,14 +1571,12 @@ static int twl_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id) pci_set_master(pdev); pci_try_set_mwi(pdev); - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) - || pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) - || pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) { - TW_PRINTK(host, TW_DRIVER, 0x18, "Failed to set dma mask"); - retval = -ENODEV; - goto out_disable_device; - } + if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)) || + dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32))) { + TW_PRINTK(host, TW_DRIVER, 0x18, "Failed to set dma mask"); + retval = -ENODEV; + goto out_disable_device; + } host = scsi_host_alloc(&driver_template, sizeof(TW_Device_Extension)); if (!host) { @@ -1805,14 +1803,12 @@ static int twl_resume(struct pci_dev *pdev) pci_set_master(pdev); pci_try_set_mwi(pdev); - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) - || pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) - || pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) { - TW_PRINTK(host, TW_DRIVER, 0x25, "Failed to set dma mask during resume"); - retval = -ENODEV; - goto out_disable_device; - } + if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)) || + dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32))) { + TW_PRINTK(host, TW_DRIVER, 0x25, "Failed to set dma mask during resume"); + retval = -ENODEV; + goto out_disable_device; + } /* Initialize the card */ if (twl_reset_sequence(tw_dev, 0)) {