From patchwork Mon Jan 14 11:14:59 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762099 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-2.web.codeaurora.org (Postfix) with ESMTP id F0A686C2 for ; Mon, 14 Jan 2019 11:16:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E02B628AB3 for ; Mon, 14 Jan 2019 11:16:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D411728AF1; Mon, 14 Jan 2019 11:16:28 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 EE57428AB3 for ; Mon, 14 Jan 2019 11:16:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726691AbfANLQI (ORCPT ); Mon, 14 Jan 2019 06:16:08 -0500 Received: from lelv0143.ext.ti.com ([198.47.23.248]:45282 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726542AbfANLQI (ORCPT ); Mon, 14 Jan 2019 06:16:08 -0500 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBFmA1112623; Mon, 14 Jan 2019 05:15:48 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464548; bh=7zfWfnCQeG4SmqHvA26Y+pmRNPO6bCuT02zsP3l4mz4=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=i9hTjCS/NUPQO4ZstIx+7yGt3pVQWFkwD3rmw6yWgqWtxRt6ME/fkhZINKNuh51l9 fBbq9DuhWKCMeg9BOIUBfukGT3OWaEkauKys5wSvN+mMme1DQMdtZy5lAzXDFVfV0c 5xuszTFS43yYbeyMUGY+1yP42P1ghep3Mg5HEJmw= Received: from DLEE102.ent.ti.com (dlee102.ent.ti.com [157.170.170.32]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBFmRZ107813 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:15:48 -0600 Received: from DLEE111.ent.ti.com (157.170.170.22) by DLEE102.ent.ti.com (157.170.170.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:15:47 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE111.ent.ti.com (157.170.170.22) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:15:47 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1T011560; Mon, 14 Jan 2019 05:15:44 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 01/15] PCI: endpoint: Add new pci_epc_ops to get EPC features Date: Mon, 14 Jan 2019 16:44:59 +0530 Message-ID: <20190114111513.21618-2-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Add a new pci_epc_ops ->get_features() to get the features supported by EPC. Since EPC can provide different features to different functions, the ->get_features() ops takes _func_no_ as an argument. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/endpoint/pci-epc-core.c | 30 +++++++++++++++++++++++++++++ include/linux/pci-epc.h | 22 +++++++++++++++++++++ 2 files changed, 52 insertions(+) diff --git a/drivers/pci/endpoint/pci-epc-core.c b/drivers/pci/endpoint/pci-epc-core.c index 094dcc3203b8..5a099479d9ab 100644 --- a/drivers/pci/endpoint/pci-epc-core.c +++ b/drivers/pci/endpoint/pci-epc-core.c @@ -83,6 +83,36 @@ struct pci_epc *pci_epc_get(const char *epc_name) } EXPORT_SYMBOL_GPL(pci_epc_get); +/** + * pci_epc_get_features() - get the features supported by EPC + * @epc: the features supported by *this* EPC device will be returned + * @func_no: the features supported by the EPC device specific to the + * endpoint function with func_no will be returned + * + * Invoke to get the features provided by the EPC which may be + * specific to an endpoint function. Returns pci_epc_features on success + * and NULL for any failures. + */ +const struct pci_epc_features *pci_epc_get_features(struct pci_epc *epc, + u8 func_no) +{ + const struct pci_epc_features *epc_features; + unsigned long flags; + + if (IS_ERR_OR_NULL(epc) || func_no >= epc->max_functions) + return NULL; + + if (!epc->ops->get_features) + return NULL; + + spin_lock_irqsave(&epc->lock, flags); + epc_features = epc->ops->get_features(epc, func_no); + spin_unlock_irqrestore(&epc->lock, flags); + + return epc_features; +} +EXPORT_SYMBOL_GPL(pci_epc_get_features); + /** * pci_epc_stop() - stop the PCI link * @epc: the link of the EPC device that has to be stopped diff --git a/include/linux/pci-epc.h b/include/linux/pci-epc.h index 37dab8116901..79fbcf94e14d 100644 --- a/include/linux/pci-epc.h +++ b/include/linux/pci-epc.h @@ -59,6 +59,8 @@ struct pci_epc_ops { enum pci_epc_irq_type type, u16 interrupt_num); int (*start)(struct pci_epc *epc); void (*stop)(struct pci_epc *epc); + const struct pci_epc_features* (*get_features)(struct pci_epc *epc, + u8 func_no); struct module *owner; }; @@ -100,6 +102,24 @@ struct pci_epc { unsigned int features; }; +/** + * struct pci_epc_features - features supported by a EPC device per function + * @linkup_notifier: indicate if the EPC device can notify EPF driver on link up + * @msi_capable: indicate if the endpoint function has MSI capability + * @msix_capable: indicate if the endpoint function has MSI-X capability + * @reserved_bar: bitmap to indicate reserved BAR unavailable to function driver + * @bar_fixed_64bit: bitmap to indicate fixed 64bit BARs + * @bar_fixed_size: Array specifying the size supported by each BAR + */ +struct pci_epc_features { + unsigned int linkup_notifier : 1; + unsigned int msi_capable : 1; + unsigned int msix_capable : 1; + u8 reserved_bar; + u8 bar_fixed_64bit; + u64 bar_fixed_size[BAR_5 + 1]; +}; + #define EPC_FEATURE_NO_LINKUP_NOTIFIER BIT(0) #define EPC_FEATURE_BAR_MASK (BIT(1) | BIT(2) | BIT(3)) #define EPC_FEATURE_MSIX_AVAILABLE BIT(4) @@ -158,6 +178,8 @@ int pci_epc_raise_irq(struct pci_epc *epc, u8 func_no, enum pci_epc_irq_type type, u16 interrupt_num); int pci_epc_start(struct pci_epc *epc); void pci_epc_stop(struct pci_epc *epc); +const struct pci_epc_features *pci_epc_get_features(struct pci_epc *epc, + u8 func_no); struct pci_epc *pci_epc_get(const char *epc_name); void pci_epc_put(struct pci_epc *epc); From patchwork Mon Jan 14 11:15:00 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762085 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-2.web.codeaurora.org (Postfix) with ESMTP id 149596C2 for ; Mon, 14 Jan 2019 11:16:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 05CF628AB3 for ; Mon, 14 Jan 2019 11:16:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EE40B28AD3; Mon, 14 Jan 2019 11:16:08 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 984BB28AB3 for ; 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Mon, 14 Jan 2019 05:15:51 -0600 Received: from DLEE103.ent.ti.com (157.170.170.33) by DLEE101.ent.ti.com (157.170.170.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:15:51 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:15:51 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1U011560; Mon, 14 Jan 2019 05:15:47 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 02/15] PCI: dwc: Add ->get_features() callback function in dw_pcie_ep_ops Date: Mon, 14 Jan 2019 16:45:00 +0530 Message-ID: <20190114111513.21618-3-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Each platform using Designware PCIe core can support different set of endpoint features. Add a new callback function ->get_features() in dw_pcie_ep_ops so that each platform using Designware PCIe core can advertise its supported features to the endpoint function driver. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/dwc/pcie-designware-ep.c | 12 ++++++++++++ drivers/pci/controller/dwc/pcie-designware.h | 1 + 2 files changed, 13 insertions(+) diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c index a543c45c7224..7a2925a16ab8 100644 --- a/drivers/pci/controller/dwc/pcie-designware-ep.c +++ b/drivers/pci/controller/dwc/pcie-designware-ep.c @@ -355,6 +355,17 @@ static int dw_pcie_ep_start(struct pci_epc *epc) return pci->ops->start_link(pci); } +static const struct pci_epc_features* +dw_pcie_ep_get_features(struct pci_epc *epc, u8 func_no) +{ + struct dw_pcie_ep *ep = epc_get_drvdata(epc); + + if (!ep->ops->get_features) + return NULL; + + return ep->ops->get_features(ep); +} + static const struct pci_epc_ops epc_ops = { .write_header = dw_pcie_ep_write_header, .set_bar = dw_pcie_ep_set_bar, @@ -368,6 +379,7 @@ static const struct pci_epc_ops epc_ops = { .raise_irq = dw_pcie_ep_raise_irq, .start = dw_pcie_ep_start, .stop = dw_pcie_ep_stop, + .get_features = dw_pcie_ep_get_features, }; int dw_pcie_ep_raise_legacy_irq(struct dw_pcie_ep *ep, u8 func_no) diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h index 9943d8c68335..1f56e6ae34ff 100644 --- a/drivers/pci/controller/dwc/pcie-designware.h +++ b/drivers/pci/controller/dwc/pcie-designware.h @@ -192,6 +192,7 @@ struct dw_pcie_ep_ops { void (*ep_init)(struct dw_pcie_ep *ep); int (*raise_irq)(struct dw_pcie_ep *ep, u8 func_no, enum pci_epc_irq_type type, u16 interrupt_num); + const struct pci_epc_features* (*get_features)(struct dw_pcie_ep *ep); }; struct dw_pcie_ep { From patchwork Mon Jan 14 11:15:01 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762091 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-2.web.codeaurora.org (Postfix) with ESMTP id 102AB13B4 for ; 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Mon, 14 Jan 2019 05:15:54 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1V011560; Mon, 14 Jan 2019 05:15:51 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 03/15] PCI: designware-plat: Populate ->get_features() dw_pcie_ep_ops Date: Mon, 14 Jan 2019 16:45:01 +0530 Message-ID: <20190114111513.21618-4-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Populate ->get_features() dw_pcie_ep_ops to return the EPC features supported by Designware PCIe endpoint controller. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/dwc/pcie-designware-plat.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/pci/controller/dwc/pcie-designware-plat.c b/drivers/pci/controller/dwc/pcie-designware-plat.c index c12bf794d69c..bd0516afc86f 100644 --- a/drivers/pci/controller/dwc/pcie-designware-plat.c +++ b/drivers/pci/controller/dwc/pcie-designware-plat.c @@ -100,9 +100,22 @@ static int dw_plat_pcie_ep_raise_irq(struct dw_pcie_ep *ep, u8 func_no, return 0; } +static const struct pci_epc_features dw_plat_pcie_epc_features = { + .linkup_notifier = false, + .msi_capable = true, + .msix_capable = true, +}; + +static const struct pci_epc_features* +dw_plat_pcie_get_features(struct dw_pcie_ep *ep) +{ + return &dw_plat_pcie_epc_features; +} + static struct dw_pcie_ep_ops pcie_ep_ops = { .ep_init = dw_plat_pcie_ep_init, .raise_irq = dw_plat_pcie_ep_raise_irq, + .get_features = dw_plat_pcie_get_features, }; static int dw_plat_add_pcie_port(struct dw_plat_pcie *dw_plat_pcie, From patchwork Mon Jan 14 11:15:02 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762095 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-2.web.codeaurora.org (Postfix) with ESMTP id 1986713B4 for ; Mon, 14 Jan 2019 11:16:25 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 094AD28AB3 for ; Mon, 14 Jan 2019 11:16:25 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EFD5628AC8; Mon, 14 Jan 2019 11:16:24 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 A14A828AB3 for ; Mon, 14 Jan 2019 11:16:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726729AbfANLQN (ORCPT ); Mon, 14 Jan 2019 06:16:13 -0500 Received: from lelv0143.ext.ti.com ([198.47.23.248]:45310 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726469AbfANLQN (ORCPT ); Mon, 14 Jan 2019 06:16:13 -0500 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBFx5x112680; Mon, 14 Jan 2019 05:15:59 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464559; bh=TmIM90if+baASLKYtEih7oqZRQj9lMMND6SlULCYPWw=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=CPytDNn3xx+IvTTGlU+bZhR6tAguBafWGQ+k85DMhgW8OG02CXCtUPgG+BHjxRyeW BEnifF/fqeF4Ba+1AOUAhst5WR8DHgSzHRrccJOz0wKQOGqXVyjUIhTRq/08tNu5qr YY/AftGdx3hZrSPIZRtx3I24eHxUcGNvVZTrA4Q4= Received: from DFLE100.ent.ti.com (dfle100.ent.ti.com [10.64.6.21]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBFxYZ023584 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:15:59 -0600 Received: from DFLE101.ent.ti.com (10.64.6.22) by DFLE100.ent.ti.com (10.64.6.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:15:58 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE101.ent.ti.com (10.64.6.22) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:15:58 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1W011560; Mon, 14 Jan 2019 05:15:55 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 04/15] PCI: pci-dra7xx: Populate ->get_features() dw_pcie_ep_ops Date: Mon, 14 Jan 2019 16:45:02 +0530 Message-ID: <20190114111513.21618-5-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Populate ->get_features() dw_pcie_ep_ops to return the EPC features supported by DRA7xx PCIe endpoint controller. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/dwc/pci-dra7xx.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/pci/controller/dwc/pci-dra7xx.c b/drivers/pci/controller/dwc/pci-dra7xx.c index a32d6dde7a57..15620cfa617b 100644 --- a/drivers/pci/controller/dwc/pci-dra7xx.c +++ b/drivers/pci/controller/dwc/pci-dra7xx.c @@ -389,9 +389,22 @@ static int dra7xx_pcie_raise_irq(struct dw_pcie_ep *ep, u8 func_no, return 0; } +static const struct pci_epc_features dra7xx_pcie_epc_features = { + .linkup_notifier = true, + .msi_capable = true, + .msix_capable = false, +}; + +static const struct pci_epc_features* +dra7xx_pcie_get_features(struct dw_pcie_ep *ep) +{ + return &dra7xx_pcie_epc_features; +} + static struct dw_pcie_ep_ops pcie_ep_ops = { .ep_init = dra7xx_pcie_ep_init, .raise_irq = dra7xx_pcie_raise_irq, + .get_features = dra7xx_pcie_get_features, }; static int __init dra7xx_add_pcie_ep(struct dra7xx_pcie *dra7xx, From patchwork Mon Jan 14 11:15:03 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762115 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-2.web.codeaurora.org (Postfix) with ESMTP id 2447A14E5 for ; Mon, 14 Jan 2019 11:16:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 15B7728AB3 for ; Mon, 14 Jan 2019 11:16:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 098D928AC2; Mon, 14 Jan 2019 11:16:44 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI 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 B68E328AD3 for ; Mon, 14 Jan 2019 11:16:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726581AbfANLQc (ORCPT ); Mon, 14 Jan 2019 06:16:32 -0500 Received: from fllv0016.ext.ti.com ([198.47.19.142]:46868 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726623AbfANLQ1 (ORCPT ); Mon, 14 Jan 2019 06:16:27 -0500 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBG31j065515; Mon, 14 Jan 2019 05:16:03 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464563; bh=B87URmk8FxmkzbOiUN33pM2ksJFStfqzKpKRhu9JNSU=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=enDfy+2CkwQlJL5pG2orA0+8L0UPvpQC1aO4S9pOm3q70K2elptWNMrgClYxz/sxs NyoXk01Vo8+2jA0CHMl8uYbD/XQsNaatfWfT9N4/UplnCxo3jhWfDGl61lynfv7kqB zj9HxLt0SWxx8Aammbv01fyrS46OvNuip7Tv+9+c= Received: from DLEE102.ent.ti.com (dlee102.ent.ti.com [157.170.170.32]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBG3NH067318 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:16:03 -0600 Received: from DLEE100.ent.ti.com (157.170.170.30) by DLEE102.ent.ti.com (157.170.170.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:16:02 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:16:02 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1X011560; Mon, 14 Jan 2019 05:15:59 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 05/15] PCI: rockchip: Populate ->get_features() dw_pcie_ep_ops Date: Mon, 14 Jan 2019 16:45:03 +0530 Message-ID: <20190114111513.21618-6-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Populate ->get_features() dw_pcie_ep_ops to return the EPC features supported by Rockchip PCIe endpoint controller. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/pcie-rockchip-ep.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c index b8163c56a142..9b60ad323ac7 100644 --- a/drivers/pci/controller/pcie-rockchip-ep.c +++ b/drivers/pci/controller/pcie-rockchip-ep.c @@ -505,6 +505,18 @@ static int rockchip_pcie_ep_start(struct pci_epc *epc) return 0; } +static const struct pci_epc_features rockchip_pcie_epc_features = { + .linkup_notifier = false, + .msi_capable = true, + .msix_capable = false, +}; + +static const struct pci_epc_features* +rockchip_pcie_ep_get_features(struct pci_epc *epc, u8 func_no) +{ + return &rockchip_pcie_epc_features; +} + static const struct pci_epc_ops rockchip_pcie_epc_ops = { .write_header = rockchip_pcie_ep_write_header, .set_bar = rockchip_pcie_ep_set_bar, @@ -515,6 +527,7 @@ static const struct pci_epc_ops rockchip_pcie_epc_ops = { .get_msi = rockchip_pcie_ep_get_msi, .raise_irq = rockchip_pcie_ep_raise_irq, .start = rockchip_pcie_ep_start, + .get_features = rockchip_pcie_ep_get_features, }; static int rockchip_pcie_parse_ep_dt(struct rockchip_pcie *rockchip, From patchwork Mon Jan 14 11:15:04 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762137 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-2.web.codeaurora.org (Postfix) with ESMTP id 6DE8E14E5 for ; Mon, 14 Jan 2019 11:17:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5E7A028AE7 for ; Mon, 14 Jan 2019 11:17:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5171D28AF4; Mon, 14 Jan 2019 11:17:18 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI 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 F257528AE7 for ; Mon, 14 Jan 2019 11:17:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726724AbfANLRL (ORCPT ); Mon, 14 Jan 2019 06:17:11 -0500 Received: from fllv0016.ext.ti.com ([198.47.19.142]:46942 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726561AbfANLRK (ORCPT ); Mon, 14 Jan 2019 06:17:10 -0500 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBG7v4065534; Mon, 14 Jan 2019 05:16:07 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464567; bh=7BZqM5lihQv/21d7TmC8rclZDArMN5iGSCdWQmZG2ac=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=GIfksZU0asNRdI/5vQsV4tUZexlZKhQB4LfC/1SQ3pNhNql+KyuYm9n/aPAIWmw+/ Cae7oVjCA4PP68r6h8tlYCqxO54dCGj5yuwbEiPZgfN5j6JVvNcBL0ATZsc5ceYj4j pdTHAvjSH7nMSWJuVrQsNFmMguGJa3atG+1y2+/0= Received: from DFLE101.ent.ti.com (dfle101.ent.ti.com [10.64.6.22]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBG66f100457 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:16:06 -0600 Received: from DFLE108.ent.ti.com (10.64.6.29) by DFLE101.ent.ti.com (10.64.6.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:16:06 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:16:06 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1Y011560; Mon, 14 Jan 2019 05:16:03 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 06/15] PCI: cadence: Populate ->get_features() cdns_pcie_epc_ops Date: Mon, 14 Jan 2019 16:45:04 +0530 Message-ID: <20190114111513.21618-7-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Populate ->get_features() dw_pcie_ep_ops to return the EPC features supported by Cadence PCIe endpoint controller. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/pcie-cadence-ep.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/pci/controller/pcie-cadence-ep.c b/drivers/pci/controller/pcie-cadence-ep.c index c3a088910f48..14c2545bb17e 100644 --- a/drivers/pci/controller/pcie-cadence-ep.c +++ b/drivers/pci/controller/pcie-cadence-ep.c @@ -411,6 +411,18 @@ static int cdns_pcie_ep_start(struct pci_epc *epc) return 0; } +static const struct pci_epc_features cdns_pcie_epc_features = { + .linkup_notifier = false, + .msi_capable = true, + .msix_capable = false, +}; + +static const struct pci_epc_features* +cdns_pcie_ep_get_features(struct pci_epc *epc, u8 func_no) +{ + return &cdns_pcie_epc_features; +} + static const struct pci_epc_ops cdns_pcie_epc_ops = { .write_header = cdns_pcie_ep_write_header, .set_bar = cdns_pcie_ep_set_bar, @@ -421,6 +433,7 @@ static const struct pci_epc_ops cdns_pcie_epc_ops = { .get_msi = cdns_pcie_ep_get_msi, .raise_irq = cdns_pcie_ep_raise_irq, .start = cdns_pcie_ep_start, + .get_features = cdns_pcie_ep_get_features, }; static const struct of_device_id cdns_pcie_ep_of_match[] = { From patchwork Mon Jan 14 11:15:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762109 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-2.web.codeaurora.org (Postfix) with ESMTP id 561E26C2 for ; Mon, 14 Jan 2019 11:16:41 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4561F28AB3 for ; Mon, 14 Jan 2019 11:16:41 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 39A7428AD3; Mon, 14 Jan 2019 11:16:41 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 D6A2F28AB3 for ; Mon, 14 Jan 2019 11:16:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726796AbfANLQe (ORCPT ); Mon, 14 Jan 2019 06:16:34 -0500 Received: from lelv0143.ext.ti.com ([198.47.23.248]:45416 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726779AbfANLQd (ORCPT ); Mon, 14 Jan 2019 06:16:33 -0500 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBGA2j112722; Mon, 14 Jan 2019 05:16:10 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464570; bh=em3nniSoZzdBLeQmpghEPOG4OiEKNFjH6jr71UxEv8A=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=XC/wStIeqY/aZOLxjVCCHhzcxgJmCYr7rNxHZ4r1v2r+KUP4nUPg8q9RSdjTXq+FQ DOtgyp4sImkH1gyp0anajHNyO8CVuB3qIHWGUUknwDOpWJhzlGfPqE3mCrczzrb/84 Er3TaP098NTS5pAFzuqaIQ65RFRMAuzjCShTFsIk= Received: from DFLE105.ent.ti.com (dfle105.ent.ti.com [10.64.6.26]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBGAqp023949 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:16:10 -0600 Received: from DFLE110.ent.ti.com (10.64.6.31) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:16:10 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE110.ent.ti.com (10.64.6.31) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:16:10 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1Z011560; Mon, 14 Jan 2019 05:16:07 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 07/15] PCI: endpoint: Add helper to get first unreserved BAR Date: Mon, 14 Jan 2019 16:45:05 +0530 Message-ID: <20190114111513.21618-8-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Add a helper function pci_epc_get_first_free_bar(), to get the first unreserved BAR that can be used for endpoint function. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/endpoint/pci-epc-core.c | 23 +++++++++++++++++++++++ include/linux/pci-epc.h | 2 ++ 2 files changed, 25 insertions(+) diff --git a/drivers/pci/endpoint/pci-epc-core.c b/drivers/pci/endpoint/pci-epc-core.c index 5a099479d9ab..e4712a0f249c 100644 --- a/drivers/pci/endpoint/pci-epc-core.c +++ b/drivers/pci/endpoint/pci-epc-core.c @@ -83,6 +83,29 @@ struct pci_epc *pci_epc_get(const char *epc_name) } EXPORT_SYMBOL_GPL(pci_epc_get); +/** + * pci_epc_get_first_free_bar() - helper to get first unreserved BAR + * @epc_features: pci_epc_features structure that holds the reserved bar bitmap + * + * Invoke to get the first unreserved BAR that can be used for endpoint + * function. For any incorrect value in reserved_bar return '0'. + */ +unsigned int pci_epc_get_first_free_bar(const struct pci_epc_features + *epc_features) +{ + int free_bar; + + if (!epc_features) + return 0; + + free_bar = ffz(epc_features->reserved_bar); + if (free_bar > 5) + return 0; + + return free_bar; +} +EXPORT_SYMBOL_GPL(pci_epc_get_first_free_bar); + /** * pci_epc_get_features() - get the features supported by EPC * @epc: the features supported by *this* EPC device will be returned diff --git a/include/linux/pci-epc.h b/include/linux/pci-epc.h index 79fbcf94e14d..94e1ecff98ce 100644 --- a/include/linux/pci-epc.h +++ b/include/linux/pci-epc.h @@ -180,6 +180,8 @@ int pci_epc_start(struct pci_epc *epc); void pci_epc_stop(struct pci_epc *epc); const struct pci_epc_features *pci_epc_get_features(struct pci_epc *epc, u8 func_no); +unsigned int pci_epc_get_first_free_bar(const struct pci_epc_features + *epc_features); struct pci_epc *pci_epc_get(const char *epc_name); void pci_epc_put(struct pci_epc *epc); From patchwork Mon Jan 14 11:15:06 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762133 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-2.web.codeaurora.org (Postfix) with ESMTP id EF2B113B4 for ; Mon, 14 Jan 2019 11:17:11 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E09CF28AC8 for ; Mon, 14 Jan 2019 11:17:11 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D4D3328AE7; Mon, 14 Jan 2019 11:17:11 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI 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 8DA3C28AC8 for ; Mon, 14 Jan 2019 11:17:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726526AbfANLRA (ORCPT ); Mon, 14 Jan 2019 06:17:00 -0500 Received: from lelv0143.ext.ti.com ([198.47.23.248]:45532 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726561AbfANLQ7 (ORCPT ); Mon, 14 Jan 2019 06:16:59 -0500 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBGELg112733; Mon, 14 Jan 2019 05:16:14 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464574; bh=bomR0TElheZ70a4424n4+PZQ1RpTa9f7juuhG35IGxY=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=MNyt1hEx/sd+05mnHce4k7ZLAqhX05iEv7WPS3DZbrh9QcOI5VEiksPADW94LA7km d9lG+mwGo5hZ0ecJLxYddj4+dijpp9vqItQyvNHB9AYP2uMZNVRTkJVbh0lHfyA9D0 QGIlnBxLzdhc/EVSIYHC8/oPux1E+N7pElAOVrJM= Received: from DLEE107.ent.ti.com (dlee107.ent.ti.com [157.170.170.37]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBGEAO067802 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:16:14 -0600 Received: from DLEE115.ent.ti.com (157.170.170.26) by DLEE107.ent.ti.com (157.170.170.37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:16:14 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE115.ent.ti.com (157.170.170.26) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:16:14 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1a011560; Mon, 14 Jan 2019 05:16:10 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 08/15] PCI: endpoint: Fix pci_epf_alloc_space to set correct MEM TYPE flags Date: Mon, 14 Jan 2019 16:45:06 +0530 Message-ID: <20190114111513.21618-9-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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_epf_alloc_space() sets the MEM TYPE flags to indicate a 32-bit Base Address Register irrespective of the size. Fix it here to indicate 64-bit BAR if the size is > 2GB. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/endpoint/pci-epf-core.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/pci/endpoint/pci-epf-core.c b/drivers/pci/endpoint/pci-epf-core.c index 825fa24427a3..8bfdcd291196 100644 --- a/drivers/pci/endpoint/pci-epf-core.c +++ b/drivers/pci/endpoint/pci-epf-core.c @@ -131,7 +131,9 @@ void *pci_epf_alloc_space(struct pci_epf *epf, size_t size, enum pci_barno bar) epf->bar[bar].phys_addr = phys_addr; epf->bar[bar].size = size; epf->bar[bar].barno = bar; - epf->bar[bar].flags = PCI_BASE_ADDRESS_SPACE_MEMORY; + epf->bar[bar].flags |= upper_32_bits(size) ? + PCI_BASE_ADDRESS_MEM_TYPE_64 : + PCI_BASE_ADDRESS_MEM_TYPE_32; return space; } From patchwork Mon Jan 14 11:15:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762141 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-2.web.codeaurora.org (Postfix) with ESMTP id 3262F13B4 for ; Mon, 14 Jan 2019 11:17:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2426728AE7 for ; Mon, 14 Jan 2019 11:17:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 186FC28AF4; Mon, 14 Jan 2019 11:17:28 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI 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 CD2B928AE7 for ; Mon, 14 Jan 2019 11:17:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726698AbfANLRV (ORCPT ); Mon, 14 Jan 2019 06:17:21 -0500 Received: from lelv0143.ext.ti.com ([198.47.23.248]:45618 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726656AbfANLRV (ORCPT ); Mon, 14 Jan 2019 06:17:21 -0500 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBGIQi112750; Mon, 14 Jan 2019 05:16:18 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464578; bh=DS7GtGkD91osbAa6RekCVW+2i6NQKOGWzWvT8VJgdzc=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=EMhX8BCerUESkfaCvKZY5pB58iOub+MoqmPkn9jLeIHBgBJzBsT4i5w534+SQqSMG MMOBv5tuuwVL/HS/oZX5JbdsKcVYGk+Syd7ygKCqMGZx8lmRrkrp439QZQ7CfZ+UX9 Jv39IRtGP3HIvhwQ/kmstYXtatsREnFZca2qh0XM= Received: from DFLE104.ent.ti.com (dfle104.ent.ti.com [10.64.6.25]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBGIA7024008 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:16:18 -0600 Received: from DFLE105.ent.ti.com (10.64.6.26) by DFLE104.ent.ti.com (10.64.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:16:17 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:16:18 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1b011560; Mon, 14 Jan 2019 05:16:14 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 09/15] PCI: pci-epf-test: Remove setting epf_bar flags in function driver Date: Mon, 14 Jan 2019 16:45:07 +0530 Message-ID: <20190114111513.21618-10-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Now that pci_epf_alloc_space() sets BAR MEM TYPE flags as 64Bit or 32Bit based on size, remove setting it in function driver. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/endpoint/functions/pci-epf-test.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c index 3e86fa3c7da3..44cc31343a80 100644 --- a/drivers/pci/endpoint/functions/pci-epf-test.c +++ b/drivers/pci/endpoint/functions/pci-epf-test.c @@ -406,10 +406,6 @@ static int pci_epf_test_set_bar(struct pci_epf *epf) for (bar = BAR_0; bar <= BAR_5; bar++) { epf_bar = &epf->bar[bar]; - epf_bar->flags |= upper_32_bits(epf_bar->size) ? - PCI_BASE_ADDRESS_MEM_TYPE_64 : - PCI_BASE_ADDRESS_MEM_TYPE_32; - ret = pci_epc_set_bar(epc, epf->func_no, epf_bar); if (ret) { pci_epf_free_space(epf, epf_test->reg[bar], bar); From patchwork Mon Jan 14 11:15:08 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762127 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-2.web.codeaurora.org (Postfix) with ESMTP id 349AB6C2 for ; Mon, 14 Jan 2019 11:17:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 24E3928AC8 for ; Mon, 14 Jan 2019 11:17:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 18A4228AE7; Mon, 14 Jan 2019 11:17:10 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 AEB7528AC8 for ; Mon, 14 Jan 2019 11:17:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726834AbfANLRE (ORCPT ); Mon, 14 Jan 2019 06:17:04 -0500 Received: from fllv0016.ext.ti.com ([198.47.19.142]:46922 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726561AbfANLRC (ORCPT ); Mon, 14 Jan 2019 06:17:02 -0500 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBGMva065556; Mon, 14 Jan 2019 05:16:22 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464582; bh=9uy7oBAgopBKXmOWf1Xu6i0EmqFED+atLS7+JVzPan8=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=P7XFzsI5AoIR5lwIf7kdytlIcvYG00NuEKVT4PSzp9QW8AhQvxBUBmmb2XZYz8W8b GKgjjaaZ/1uHaeqpM/3tdbWaQwPnmby9LN5zD/X6UYTmmxqapNrzQcC+UYaDcXkRbv Im82/pbFYLEuc3n10X216xnTWvR7ImNq0PACzjiM= Received: from DFLE103.ent.ti.com (dfle103.ent.ti.com [10.64.6.24]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBGMVu024049 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:16:22 -0600 Received: from DFLE115.ent.ti.com (10.64.6.36) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:16:21 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:16:21 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1c011560; Mon, 14 Jan 2019 05:16:18 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 10/15] PCI: pci-epf-test: Do not allocate next BARs memory if current BAR is 64Bit Date: Mon, 14 Jan 2019 16:45:08 +0530 Message-ID: <20190114111513.21618-11-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 It's useless to allocate memory for next BAR if the current BAR is a 64Bit BAR. Stop allocating memory for the next BAR, if the current BARs flag indicates this is a 64Bit BAR. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/endpoint/functions/pci-epf-test.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c index 44cc31343a80..ade296180383 100644 --- a/drivers/pci/endpoint/functions/pci-epf-test.c +++ b/drivers/pci/endpoint/functions/pci-epf-test.c @@ -429,6 +429,7 @@ static int pci_epf_test_alloc_space(struct pci_epf *epf) { struct pci_epf_test *epf_test = epf_get_drvdata(epf); struct device *dev = &epf->dev; + struct pci_epf_bar *epf_bar; void *base; int bar; enum pci_barno test_reg_bar = epf_test->test_reg_bar; @@ -442,6 +443,7 @@ static int pci_epf_test_alloc_space(struct pci_epf *epf) epf_test->reg[test_reg_bar] = base; for (bar = BAR_0; bar <= BAR_5; bar++) { + epf_bar = &epf->bar[bar]; if (bar == test_reg_bar) continue; base = pci_epf_alloc_space(epf, bar_size[bar], bar); @@ -449,6 +451,8 @@ static int pci_epf_test_alloc_space(struct pci_epf *epf) dev_err(dev, "Failed to allocate space for BAR%d\n", bar); epf_test->reg[bar] = base; + if (epf_bar->flags & PCI_BASE_ADDRESS_MEM_TYPE_64) + bar++; } return 0; From patchwork Mon Jan 14 11:15:09 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762173 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-2.web.codeaurora.org (Postfix) with ESMTP id E0BFC13B4 for ; Mon, 14 Jan 2019 11:18:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D298C28AC8 for ; Mon, 14 Jan 2019 11:18:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C6DC828AF1; Mon, 14 Jan 2019 11:18:23 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI 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 3A50728AC8 for ; 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Mon, 14 Jan 2019 05:16:26 -0600 Received: from DLEE101.ent.ti.com (157.170.170.31) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:16:25 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE101.ent.ti.com (157.170.170.31) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:16:25 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1d011560; Mon, 14 Jan 2019 05:16:22 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 11/15] PCI: pci-epf-test: Use pci_epc_get_features to get EPC features Date: Mon, 14 Jan 2019 16:45:09 +0530 Message-ID: <20190114111513.21618-12-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Use pci_epc_get_features to get EPC features such as linkup notifier support, MSI/MSIX capable, BAR configuration etc and use it for configuring pci-epf-test. Since these features are now obtained directly from EPC driver, remove pci_epf_test_data which was initially added to have EPC features in endpoint function driver. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/endpoint/functions/pci-epf-test.c | 87 ++++++++++++------- 1 file changed, 54 insertions(+), 33 deletions(-) diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c index ade296180383..2e0fb231ce0c 100644 --- a/drivers/pci/endpoint/functions/pci-epf-test.c +++ b/drivers/pci/endpoint/functions/pci-epf-test.c @@ -47,9 +47,8 @@ struct pci_epf_test { void *reg[6]; struct pci_epf *epf; enum pci_barno test_reg_bar; - bool linkup_notifier; - bool msix_available; struct delayed_work cmd_handler; + const struct pci_epc_features *epc_features; }; struct pci_epf_test_reg { @@ -71,11 +70,6 @@ static struct pci_epf_header test_header = { .interrupt_pin = PCI_INTERRUPT_INTA, }; -struct pci_epf_test_data { - enum pci_barno test_reg_bar; - bool linkup_notifier; -}; - static size_t bar_size[] = { 512, 512, 1024, 16384, 131072, 1048576 }; static int pci_epf_test_copy(struct pci_epf_test *epf_test) @@ -402,10 +396,16 @@ static int pci_epf_test_set_bar(struct pci_epf *epf) struct device *dev = &epf->dev; struct pci_epf_test *epf_test = epf_get_drvdata(epf); enum pci_barno test_reg_bar = epf_test->test_reg_bar; + const struct pci_epc_features *epc_features; + + epc_features = epf_test->epc_features; for (bar = BAR_0; bar <= BAR_5; bar++) { epf_bar = &epf->bar[bar]; + if (!!(epc_features->reserved_bar & (1 << bar))) + continue; + ret = pci_epc_set_bar(epc, epf->func_no, epf_bar); if (ret) { pci_epf_free_space(epf, epf_test->reg[bar], bar); @@ -433,6 +433,9 @@ static int pci_epf_test_alloc_space(struct pci_epf *epf) void *base; int bar; enum pci_barno test_reg_bar = epf_test->test_reg_bar; + const struct pci_epc_features *epc_features; + + epc_features = epf_test->epc_features; base = pci_epf_alloc_space(epf, sizeof(struct pci_epf_test_reg), test_reg_bar); @@ -446,6 +449,10 @@ static int pci_epf_test_alloc_space(struct pci_epf *epf) epf_bar = &epf->bar[bar]; if (bar == test_reg_bar) continue; + + if (!!(epc_features->reserved_bar & (1 << bar))) + continue; + base = pci_epf_alloc_space(epf, bar_size[bar], bar); if (!base) dev_err(dev, "Failed to allocate space for BAR%d\n", @@ -458,25 +465,50 @@ static int pci_epf_test_alloc_space(struct pci_epf *epf) return 0; } +static void pci_epf_configure_bar(struct pci_epf *epf, + const struct pci_epc_features *epc_features) +{ + struct pci_epf_bar *epf_bar; + bool bar_fixed_64bit; + int i; + + for (i = BAR_0; i <= BAR_5; i++) { + epf_bar = &epf->bar[i]; + bar_fixed_64bit = !!(epc_features->bar_fixed_64bit & (1 << i)); + if (bar_fixed_64bit) + epf_bar->flags |= PCI_BASE_ADDRESS_MEM_TYPE_64; + if (epc_features->bar_fixed_size[i]) + bar_size[i] = epc_features->bar_fixed_size[i]; + } +} + static int pci_epf_test_bind(struct pci_epf *epf) { int ret; struct pci_epf_test *epf_test = epf_get_drvdata(epf); struct pci_epf_header *header = epf->header; + const struct pci_epc_features *epc_features; + enum pci_barno test_reg_bar = BAR_0; struct pci_epc *epc = epf->epc; struct device *dev = &epf->dev; + bool linkup_notifier = false; + bool msix_capable = false; + bool msi_capable = true; if (WARN_ON_ONCE(!epc)) return -EINVAL; - if (epc->features & EPC_FEATURE_NO_LINKUP_NOTIFIER) - epf_test->linkup_notifier = false; - else - epf_test->linkup_notifier = true; - - epf_test->msix_available = epc->features & EPC_FEATURE_MSIX_AVAILABLE; + epc_features = pci_epc_get_features(epc, epf->func_no); + if (epc_features) { + linkup_notifier = epc_features->linkup_notifier; + msix_capable = epc_features->msix_capable; + msi_capable = epc_features->msi_capable; + test_reg_bar = pci_epc_get_first_free_bar(epc_features); + pci_epf_configure_bar(epf, epc_features); + } - epf_test->test_reg_bar = EPC_FEATURE_GET_BAR(epc->features); + epf_test->test_reg_bar = test_reg_bar; + epf_test->epc_features = epc_features; ret = pci_epc_write_header(epc, epf->func_no, header); if (ret) { @@ -492,13 +524,15 @@ static int pci_epf_test_bind(struct pci_epf *epf) if (ret) return ret; - ret = pci_epc_set_msi(epc, epf->func_no, epf->msi_interrupts); - if (ret) { - dev_err(dev, "MSI configuration failed\n"); - return ret; + if (msi_capable) { + ret = pci_epc_set_msi(epc, epf->func_no, epf->msi_interrupts); + if (ret) { + dev_err(dev, "MSI configuration failed\n"); + return ret; + } } - if (epf_test->msix_available) { + if (msix_capable) { ret = pci_epc_set_msix(epc, epf->func_no, epf->msix_interrupts); if (ret) { dev_err(dev, "MSI-X configuration failed\n"); @@ -506,7 +540,7 @@ static int pci_epf_test_bind(struct pci_epf *epf) } } - if (!epf_test->linkup_notifier) + if (!linkup_notifier) queue_work(kpcitest_workqueue, &epf_test->cmd_handler.work); return 0; @@ -523,17 +557,6 @@ static int pci_epf_test_probe(struct pci_epf *epf) { struct pci_epf_test *epf_test; struct device *dev = &epf->dev; - const struct pci_epf_device_id *match; - struct pci_epf_test_data *data; - enum pci_barno test_reg_bar = BAR_0; - bool linkup_notifier = true; - - match = pci_epf_match_device(pci_epf_test_ids, epf); - data = (struct pci_epf_test_data *)match->driver_data; - if (data) { - test_reg_bar = data->test_reg_bar; - linkup_notifier = data->linkup_notifier; - } epf_test = devm_kzalloc(dev, sizeof(*epf_test), GFP_KERNEL); if (!epf_test) @@ -541,8 +564,6 @@ static int pci_epf_test_probe(struct pci_epf *epf) epf->header = &test_header; epf_test->epf = epf; - epf_test->test_reg_bar = test_reg_bar; - epf_test->linkup_notifier = linkup_notifier; INIT_DELAYED_WORK(&epf_test->cmd_handler, pci_epf_test_cmd_handler); From patchwork Mon Jan 14 11:15:10 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762165 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-2.web.codeaurora.org (Postfix) with ESMTP id 788FE14E5 for ; Mon, 14 Jan 2019 11:17:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6A37028AE7 for ; 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Mon, 14 Jan 2019 05:16:29 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1e011560; Mon, 14 Jan 2019 05:16:26 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 12/15] PCI: cadence: Remove pci_epf_linkup from Cadence EP driver Date: Mon, 14 Jan 2019 16:45:10 +0530 Message-ID: <20190114111513.21618-13-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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_epf_linkup is intended to be invoked if the EPC supports linkup notification. Now that pci-epf-test uses get_features callback, which indicates Cadence EP driver doesn't support linkup notification, remove pci_epf_linkup from Cadence EP driver. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/pcie-cadence-ep.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/drivers/pci/controller/pcie-cadence-ep.c b/drivers/pci/controller/pcie-cadence-ep.c index 14c2545bb17e..def7820cb824 100644 --- a/drivers/pci/controller/pcie-cadence-ep.c +++ b/drivers/pci/controller/pcie-cadence-ep.c @@ -396,18 +396,6 @@ static int cdns_pcie_ep_start(struct pci_epc *epc) cfg |= BIT(epf->func_no); cdns_pcie_writel(pcie, CDNS_PCIE_LM_EP_FUNC_CFG, cfg); - /* - * The PCIe links are automatically established by the controller - * once for all at powerup: the software can neither start nor stop - * those links later at runtime. - * - * Then we only have to notify the EP core that our links are already - * established. However we don't call directly pci_epc_linkup() because - * we've already locked the epc->lock. - */ - list_for_each_entry(epf, &epc->pci_epf, list) - pci_epf_linkup(epf); - return 0; } From patchwork Mon Jan 14 11:15:11 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762157 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-2.web.codeaurora.org (Postfix) with ESMTP id 9B28413B4 for ; Mon, 14 Jan 2019 11:17:43 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8BA2E28AC8 for ; Mon, 14 Jan 2019 11:17:43 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 800A228AF4; Mon, 14 Jan 2019 11:17:43 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 2FB0E28AC8 for ; Mon, 14 Jan 2019 11:17:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726718AbfANLRm (ORCPT ); Mon, 14 Jan 2019 06:17:42 -0500 Received: from lelv0143.ext.ti.com ([198.47.23.248]:45670 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726560AbfANLRm (ORCPT ); Mon, 14 Jan 2019 06:17:42 -0500 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBGXIv112802; Mon, 14 Jan 2019 05:16:33 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464593; bh=XoRGeo3vT25+3Bl/ejetLFYJrvBGa4ChLOy2A0kveqs=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=yDmgZeUU5m/+1m15YIGzEMqT9TdBi5AlJiSwvnUD5c650LeI7FvSQEDbWOpz0mS1U Rjh76FrpYXgd9/Ou+8OPg0g+9wQLaUACjchTHY3MIq6w9agw21iDU1WFAnsiq/WCju HUy8y4w2ItqtPLRX7p/VUg8OzGZmf2O/tl/sFdKw= Received: from DFLE103.ent.ti.com (dfle103.ent.ti.com [10.64.6.24]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBGXtf024151 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:16:33 -0600 Received: from DFLE115.ent.ti.com (10.64.6.36) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:16:33 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:16:33 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1f011560; Mon, 14 Jan 2019 05:16:30 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 13/15] PCI: rockchip: Remove pci_epf_linkup from Rockchip EP driver Date: Mon, 14 Jan 2019 16:45:11 +0530 Message-ID: <20190114111513.21618-14-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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_epf_linkup is intended to be invoked if the EPC supports linkup notification. Now that pci-epf-test uses get_features callback, which indicates Rockchip EP driver doesn't support linkup notification, remove pci_epf_linkup from Rockchip EP driver. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/pcie-rockchip-ep.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c index 9b60ad323ac7..a5d799e2dff2 100644 --- a/drivers/pci/controller/pcie-rockchip-ep.c +++ b/drivers/pci/controller/pcie-rockchip-ep.c @@ -499,9 +499,6 @@ static int rockchip_pcie_ep_start(struct pci_epc *epc) rockchip_pcie_write(rockchip, cfg, PCIE_CORE_PHY_FUNC_CFG); - list_for_each_entry(epf, &epc->pci_epf, list) - pci_epf_linkup(epf); - return 0; } From patchwork Mon Jan 14 11:15:12 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762151 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-2.web.codeaurora.org (Postfix) with ESMTP id 1814B14E5 for ; Mon, 14 Jan 2019 11:17:37 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0794528AE7 for ; Mon, 14 Jan 2019 11:17:37 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id ED19728AF4; Mon, 14 Jan 2019 11:17:36 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI 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 A5D0428AE7 for ; Mon, 14 Jan 2019 11:17:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726656AbfANLR2 (ORCPT ); Mon, 14 Jan 2019 06:17:28 -0500 Received: from lelv0142.ext.ti.com ([198.47.23.249]:45784 "EHLO lelv0142.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726905AbfANLR1 (ORCPT ); Mon, 14 Jan 2019 06:17:27 -0500 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBGblh003669; Mon, 14 Jan 2019 05:16:37 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464597; bh=f30RSmXMqhsV1n1NfMeTlD3ATOBh5scl1ryG7fV6mJI=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=SE0tiVNds2+gqS/c938UfuIh4RziUQlz0qIL3A7BOUs4UPPVZsTUrInYOZLGKCRPA AhXMi31NfnwdASFvt8lRbTqLHuaXkMHtz76Sm1Tvsif4QBxMde/Rwz4dL5w0zX7/t/ 8QLsTIPUM4k4wtzNWwAtCXOv0zfW582SCAxJnS6c= Received: from DFLE105.ent.ti.com (dfle105.ent.ti.com [10.64.6.26]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBGbdY068044 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:16:37 -0600 Received: from DFLE111.ent.ti.com (10.64.6.32) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:16:37 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE111.ent.ti.com (10.64.6.32) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:16:37 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1g011560; Mon, 14 Jan 2019 05:16:33 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 14/15] PCI: designware-plat: Remove setting epc->features in Designware plat EP driver Date: Mon, 14 Jan 2019 16:45:12 +0530 Message-ID: <20190114111513.21618-15-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Now that pci-epf-test uses get_features callback and dw_plat_pcie_epc_features in Designware plat EP driver already indicates it doesn't support linkup notification and is MSIX capable, remove setting epc->features which is not used anymore by the endpoint function driver. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/dwc/pcie-designware-plat.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-designware-plat.c b/drivers/pci/controller/dwc/pcie-designware-plat.c index bd0516afc86f..3be87126aef3 100644 --- a/drivers/pci/controller/dwc/pcie-designware-plat.c +++ b/drivers/pci/controller/dwc/pcie-designware-plat.c @@ -70,14 +70,10 @@ static const struct dw_pcie_ops dw_pcie_ops = { static void dw_plat_pcie_ep_init(struct dw_pcie_ep *ep) { struct dw_pcie *pci = to_dw_pcie_from_ep(ep); - struct pci_epc *epc = ep->epc; enum pci_barno bar; for (bar = BAR_0; bar <= BAR_5; bar++) dw_pcie_ep_reset_bar(pci, bar); - - epc->features |= EPC_FEATURE_NO_LINKUP_NOTIFIER; - epc->features |= EPC_FEATURE_MSIX_AVAILABLE; } static int dw_plat_pcie_ep_raise_irq(struct dw_pcie_ep *ep, u8 func_no, From patchwork Mon Jan 14 11:15:13 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10762155 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-2.web.codeaurora.org (Postfix) with ESMTP id 5E94814E5 for ; Mon, 14 Jan 2019 11:17:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4FCBD28AC8 for ; Mon, 14 Jan 2019 11:17:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 43A7028AF1; Mon, 14 Jan 2019 11:17:40 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI 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 F0F8428AC8 for ; Mon, 14 Jan 2019 11:17:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726896AbfANLR1 (ORCPT ); Mon, 14 Jan 2019 06:17:27 -0500 Received: from fllv0016.ext.ti.com ([198.47.19.142]:47014 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726649AbfANLR0 (ORCPT ); Mon, 14 Jan 2019 06:17:26 -0500 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id x0EBGfgq065583; Mon, 14 Jan 2019 05:16:41 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1547464601; bh=4YRXaHedTxJwSOCNaAmkVolcFGYRNrTlux25tJuWNNM=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=gcveBGTey529UvNcaC9o3tW3u84kkBK4wU+/DXm2dF9gdk3xF06eCWxhlGKJ1FcEG dwFPRC2IO9lnYOIeXeEps8RFrbNKJJIFjgm0OXvcA0HalC2TgGyQmaklEj8VoX8JZT Q1iENKeugJ4Wz+NbfxFxV2B3JUen4U23hQP27fwM= Received: from DLEE101.ent.ti.com (dlee101.ent.ti.com [157.170.170.31]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x0EBGfiD068063 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Jan 2019 05:16:41 -0600 Received: from DLEE106.ent.ti.com (157.170.170.36) by DLEE101.ent.ti.com (157.170.170.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 14 Jan 2019 05:16:41 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE106.ent.ti.com (157.170.170.36) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1591.10 via Frontend Transport; Mon, 14 Jan 2019 05:16:40 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id x0EBFd1h011560; Mon, 14 Jan 2019 05:16:37 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Lorenzo Pieralisi , Gustavo Pimentel , Alan Douglas , Shawn Lin , Heiko Stuebner CC: Bjorn Helgaas , Jingoo Han , , , , , Subject: [PATCH v2 15/15] PCI: endpoint: Remove features member in struct pci_epc Date: Mon, 14 Jan 2019 16:45:13 +0530 Message-ID: <20190114111513.21618-16-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190114111513.21618-1-kishon@ti.com> References: <20190114111513.21618-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 Since EPC features are now implemented using pci_epc_features and all the EPC drivers are moved to using pci_epc_features, remove features member in struct pci_epc and all the helper macros for configuring the features. Signed-off-by: Kishon Vijay Abraham I --- include/linux/pci-epc.h | 9 --------- 1 file changed, 9 deletions(-) diff --git a/include/linux/pci-epc.h b/include/linux/pci-epc.h index 94e1ecff98ce..c3ffa3917f88 100644 --- a/include/linux/pci-epc.h +++ b/include/linux/pci-epc.h @@ -99,7 +99,6 @@ struct pci_epc { struct config_group *group; /* spinlock to protect against concurrent access of EP controller */ spinlock_t lock; - unsigned int features; }; /** @@ -120,14 +119,6 @@ struct pci_epc_features { u64 bar_fixed_size[BAR_5 + 1]; }; -#define EPC_FEATURE_NO_LINKUP_NOTIFIER BIT(0) -#define EPC_FEATURE_BAR_MASK (BIT(1) | BIT(2) | BIT(3)) -#define EPC_FEATURE_MSIX_AVAILABLE BIT(4) -#define EPC_FEATURE_SET_BAR(features, bar) \ - (features |= (EPC_FEATURE_BAR_MASK & (bar << 1))) -#define EPC_FEATURE_GET_BAR(features) \ - ((features & EPC_FEATURE_BAR_MASK) >> 1) - #define to_pci_epc(device) container_of((device), struct pci_epc, dev) #define pci_epc_create(dev, ops) \