From patchwork Tue Dec 19 05:37:45 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sinan Kaya X-Patchwork-Id: 10122433 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id CF37760390 for ; Tue, 19 Dec 2017 05:43:05 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C170329072 for ; Tue, 19 Dec 2017 05:43:05 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C03212908A; Tue, 19 Dec 2017 05:43:05 +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=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=unavailable 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 63CEC29072 for ; Tue, 19 Dec 2017 05:43:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760951AbdLSFjV (ORCPT ); Tue, 19 Dec 2017 00:39:21 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:54916 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760864AbdLSFjK (ORCPT ); Tue, 19 Dec 2017 00:39:10 -0500 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 1CA1360710; Tue, 19 Dec 2017 05:39:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1513661949; bh=4E+1Inm5xnUb0rp/jLJQlBf43kNbF9Ax4nodlB3MVBQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fILnCS7pGA0uta/ukkmxM48jhQgteUlJR3IxHQDZRN9QKpXtiyDCAj995c9CWQTSf evpL53o3YxXIoZtZFiM/w0sNVc05r7hTRfMUeXWAOe+6pDrNZ7f6gGqPxhPSH1Wkz6 fVlBMmGeD0RKBpt34N8KmbCwrN9SOHINWJOCi4cU= Received: from drakthul.qualcomm.com (global_nat1_iad_fw.qualcomm.com [129.46.232.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: okaya@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 3CA806047C; Tue, 19 Dec 2017 05:39:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1513661948; bh=4E+1Inm5xnUb0rp/jLJQlBf43kNbF9Ax4nodlB3MVBQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=E7Y9OZP0TtQhHepzyPsR6AC4RQ413ytrovynK+XZ5jEY2zLc5wkq3phmKDDkb8WQt TSmb9+Jkw/C3y5w7X8JHQIcUwFlznIVD5ZlV8siobfjEFaaNG3UkcupDnOgOSfHGpP iy5k4N3mojLhwPGIuMcKdcuA1T/zcJqp9SmlxUvE= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 3CA806047C Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=okaya@codeaurora.org From: Sinan Kaya To: linux-pci@vger.kernel.org, timur@codeaurora.org Cc: linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Sinan Kaya , Ben Skeggs , David Airlie , Ilia Mirkin , dri-devel@lists.freedesktop.org (open list:DRM DRIVER FOR NVIDIA GEFORCE/QUADRO GPUS), nouveau@lists.freedesktop.org (open list:DRM DRIVER FOR NVIDIA GEFORCE/QUADRO GPUS), linux-kernel@vger.kernel.org (open list) Subject: [PATCH V4 09/26] drm/nouveau: deprecate pci_get_bus_and_slot() Date: Tue, 19 Dec 2017 00:37:45 -0500 Message-Id: <1513661883-28662-10-git-send-email-okaya@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1513661883-28662-1-git-send-email-okaya@codeaurora.org> References: <1513661883-28662-1-git-send-email-okaya@codeaurora.org> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP pci_get_bus_and_slot() is restrictive such that it assumes domain=0 as where a PCI device is present. This restricts the device drivers to be reused for other domain numbers. Getting ready to remove pci_get_bus_and_slot() function in favor of pci_get_domain_bus_and_slot(). Replace pci_get_bus_and_slot() with pci_get_domain_bus_and_slot() and extract the domain number from 1. struct pci_dev 2. struct pci_dev through drm_device->pdev 3. struct pci_dev through fb->subdev->drm_device->pdev Signed-off-by: Sinan Kaya --- drivers/gpu/drm/nouveau/dispnv04/arb.c | 4 +++- drivers/gpu/drm/nouveau/dispnv04/hw.c | 10 +++++++--- drivers/gpu/drm/nouveau/nouveau_drm.c | 3 ++- drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c | 10 +++++++++- 4 files changed, 21 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/nouveau/dispnv04/arb.c b/drivers/gpu/drm/nouveau/dispnv04/arb.c index 90075b6..c79160c 100644 --- a/drivers/gpu/drm/nouveau/dispnv04/arb.c +++ b/drivers/gpu/drm/nouveau/dispnv04/arb.c @@ -213,8 +213,10 @@ struct nv_sim_state { if ((dev->pdev->device & 0xffff) == 0x01a0 /*CHIPSET_NFORCE*/ || (dev->pdev->device & 0xffff) == 0x01f0 /*CHIPSET_NFORCE2*/) { uint32_t type; + int domain = pci_domain_nr(dev->pdev->bus); - pci_read_config_dword(pci_get_bus_and_slot(0, 1), 0x7c, &type); + pci_read_config_dword(pci_get_domain_bus_and_slot(domain, 0, 1), + 0x7c, &type); sim_data.memory_type = (type >> 12) & 1; sim_data.memory_width = 64; diff --git a/drivers/gpu/drm/nouveau/dispnv04/hw.c b/drivers/gpu/drm/nouveau/dispnv04/hw.c index b985990..0c9bdf0 100644 --- a/drivers/gpu/drm/nouveau/dispnv04/hw.c +++ b/drivers/gpu/drm/nouveau/dispnv04/hw.c @@ -216,12 +216,15 @@ { struct nvkm_pll_vals pllvals; int ret; + int domain; + + domain = pci_domain_nr(dev->pdev->bus); if (plltype == PLL_MEMORY && (dev->pdev->device & 0x0ff0) == CHIPSET_NFORCE) { uint32_t mpllP; - - pci_read_config_dword(pci_get_bus_and_slot(0, 3), 0x6c, &mpllP); + pci_read_config_dword(pci_get_domain_bus_and_slot(domain, 0, 3), + 0x6c, &mpllP); mpllP = (mpllP >> 8) & 0xf; if (!mpllP) mpllP = 4; @@ -232,7 +235,8 @@ (dev->pdev->device & 0xff0) == CHIPSET_NFORCE2) { uint32_t clock; - pci_read_config_dword(pci_get_bus_and_slot(0, 5), 0x4c, &clock); + pci_read_config_dword(pci_get_domain_bus_and_slot(domain, 0, 5), + 0x4c, &clock); return clock / 1000; } diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index 8d4a5be..33b6139 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -524,7 +524,8 @@ static int nouveau_drm_probe(struct pci_dev *pdev, } /* subfunction one is a hdmi audio device? */ - drm->hdmi_device = pci_get_bus_and_slot((unsigned int)pdev->bus->number, + drm->hdmi_device = pci_get_domain_bus_and_slot(pci_domain_nr(pdev->bus), + (unsigned int)pdev->bus->number, PCI_DEVFN(PCI_SLOT(pdev->devfn), 1)); if (!drm->hdmi_device) { diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c index 4c07d10..18241c6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c @@ -28,8 +28,16 @@ { struct pci_dev *bridge; u32 mem, mib; + int domain = 0; + struct pci_dev *pdev = NULL; - bridge = pci_get_bus_and_slot(0, PCI_DEVFN(0, 1)); + if (dev_is_pci(fb->subdev.device->dev)) + pdev = to_pci_dev(fb->subdev.device->dev); + + if (pdev) + domain = pci_domain_nr(pdev->bus); + + bridge = pci_get_domain_bus_and_slot(domain, 0, PCI_DEVFN(0, 1)); if (!bridge) { nvkm_error(&fb->subdev, "no bridge device\n"); return -ENODEV;