From patchwork Tue Oct 9 13:24:49 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 981302 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 42TzlP4VdBz9s7W for ; Wed, 10 Oct 2018 01:15:13 +1100 (AEDT) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.b="BMOV8qXB"; dkim-atps=neutral Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 42TzlP30MJzF3B3 for ; Wed, 10 Oct 2018 01:15:13 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.b="BMOV8qXB"; dkim-atps=neutral X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=none (mailfrom) smtp.mailfrom=bombadil.srs.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=batv+39c443e67938b060f200+5525+infradead.org+hch@bombadil.srs.infradead.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.b="BMOV8qXB"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 42Tyfv4l8VzF38X for ; Wed, 10 Oct 2018 00:26:15 +1100 (AEDT) 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:Cc:To:From:Sender :Reply-To: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=GyWd0Lo9AxD2VefpnzNk6M6Gl77/Y8uKx1+B97yGPx0=; b=BMOV8qXB41wC4W8/bbi3aYrijK TlI8/2FhwFlmlxnQQrJh6ZE76liyoTcn7el9pv24SU+6iiDV3Kxc0mHG1f9i0ZbSqOhURcKDWewm1 EfRV03cAbTTLgrvv68mqwEf2F91FqHyCjkzumggZTr5SaQhp0xu6LzuXQk6O3N9cCtPR9FlPiXjQY jVJa9JtYvg6KDlPdcWHczJYiwuJJ3Apu0rvzMvW55b//86+oeHpZIyefr6QbhhFb26WuEmzm9O1P7 szFvBivrpmQun3tvnXcED0SxsLghN8ErfOU46mqp0rhhUc8snhrlztJCfXcvALdRDcUcrOT5Dqe2X XQPYiDyQ==; Received: from clnet-p19-102.ikbnet.co.at ([83.175.77.102] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1g9s1O-0001OL-GI; Tue, 09 Oct 2018 13:25:58 +0000 From: Christoph Hellwig To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman Subject: [PATCH 22/33] powerpc/dma: move pci_dma_dev_setup_swiotlb to fsl_pci.c Date: Tue, 9 Oct 2018 15:24:49 +0200 Message-Id: <20181009132500.17643-23-hch@lst.de> X-Mailer: git-send-email 2.19.0 In-Reply-To: <20181009132500.17643-1-hch@lst.de> References: <20181009132500.17643-1-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 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" pci_dma_dev_setup_swiotlb is only used by the fsl_pci code, and closely related to it, so fsl_pci.c seems like a better place for it. Signed-off-by: Christoph Hellwig --- arch/powerpc/include/asm/swiotlb.h | 2 -- arch/powerpc/kernel/dma-swiotlb.c | 11 ----------- arch/powerpc/sysdev/fsl_pci.c | 9 +++++++++ 3 files changed, 9 insertions(+), 13 deletions(-) diff --git a/arch/powerpc/include/asm/swiotlb.h b/arch/powerpc/include/asm/swiotlb.h index f65ecf57b66c..26a0f12b835b 100644 --- a/arch/powerpc/include/asm/swiotlb.h +++ b/arch/powerpc/include/asm/swiotlb.h @@ -18,8 +18,6 @@ extern const struct dma_map_ops powerpc_swiotlb_dma_ops; extern unsigned int ppc_swiotlb_enable; int __init swiotlb_setup_bus_notifier(void); -extern void pci_dma_dev_setup_swiotlb(struct pci_dev *pdev); - #ifdef CONFIG_SWIOTLB void swiotlb_detect_4g(void); #else diff --git a/arch/powerpc/kernel/dma-swiotlb.c b/arch/powerpc/kernel/dma-swiotlb.c index 93a4622563c6..60cb86338233 100644 --- a/arch/powerpc/kernel/dma-swiotlb.c +++ b/arch/powerpc/kernel/dma-swiotlb.c @@ -63,17 +63,6 @@ const struct dma_map_ops powerpc_swiotlb_dma_ops = { .get_required_mask = swiotlb_powerpc_get_required, }; -void pci_dma_dev_setup_swiotlb(struct pci_dev *pdev) -{ - struct pci_controller *hose; - struct dev_archdata *sd; - - hose = pci_bus_to_host(pdev->bus); - sd = &pdev->dev.archdata; - sd->max_direct_dma_addr = - hose->dma_window_base_cur + hose->dma_window_size; -} - static int ppc_swiotlb_bus_notify(struct notifier_block *nb, unsigned long action, void *data) { diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c index 918be816b097..561f97d698cc 100644 --- a/arch/powerpc/sysdev/fsl_pci.c +++ b/arch/powerpc/sysdev/fsl_pci.c @@ -114,6 +114,15 @@ static struct pci_ops fsl_indirect_pcie_ops = static u64 pci64_dma_offset; #ifdef CONFIG_SWIOTLB +static void pci_dma_dev_setup_swiotlb(struct pci_dev *pdev) +{ + struct pci_controller *hose = pci_bus_to_host(pdev->bus); + struct dev_archdata *sd = &pdev->dev.archdata; + + sd->max_direct_dma_addr = + hose->dma_window_base_cur + hose->dma_window_size; +} + static void setup_swiotlb_ops(struct pci_controller *hose) { if (ppc_swiotlb_enable) {