From patchwork Thu Jul 26 11:48:56 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 10545651 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 8911014E0 for ; Thu, 26 Jul 2018 11:49:04 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7762F2B0A7 for ; Thu, 26 Jul 2018 11:49:04 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6BEBF2B0B7; Thu, 26 Jul 2018 11:49:04 +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=-7.9 required=2.0 tests=BAYES_00,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 D53192B0A7 for ; Thu, 26 Jul 2018 11:49:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729399AbeGZNFb (ORCPT ); Thu, 26 Jul 2018 09:05:31 -0400 Received: from mga18.intel.com ([134.134.136.126]:34149 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729152AbeGZNFb (ORCPT ); Thu, 26 Jul 2018 09:05:31 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 26 Jul 2018 04:49:02 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,404,1526367600"; d="scan'208";a="58048144" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga008.fm.intel.com with ESMTP; 26 Jul 2018 04:48:49 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id B9399149; Thu, 26 Jul 2018 14:48:57 +0300 (EEST) From: Andy Shevchenko To: Felipe Balbi , linux-usb@vger.kernel.org, Greg Kroah-Hartman Cc: Andy Shevchenko Subject: [PATCH v3 1/2] usb: dwc3: pci: Supply device properties via driver data Date: Thu, 26 Jul 2018 14:48:56 +0300 Message-Id: <20180726114857.86036-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.18.0 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP For now all PCI enumerated dwc3 devices require some properties to be present. This allows us to unconditionally append them and supply via driver_data. No functional change intended. Signed-off-by: Andy Shevchenko --- drivers/usb/dwc3/dwc3-pci.c | 107 +++++++++++++++++------------------- 1 file changed, 50 insertions(+), 57 deletions(-) diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index b29f031dfc23..cc4db9a06505 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -101,52 +101,37 @@ static int dwc3_byt_enable_ulpi_refclock(struct pci_dev *pci) return 0; } +static const struct property_entry dwc3_pci_intel_properties[] = { + PROPERTY_ENTRY_STRING("dr_mode", "peripheral"), + PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), + {} +}; + +static const struct property_entry dwc3_pci_amd_properties[] = { + PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"), + PROPERTY_ENTRY_U8("snps,lpm-nyet-threshold", 0xf), + PROPERTY_ENTRY_BOOL("snps,u2exit_lfps_quirk"), + PROPERTY_ENTRY_BOOL("snps,u2ss_inp3_quirk"), + PROPERTY_ENTRY_BOOL("snps,req_p1p2p3_quirk"), + PROPERTY_ENTRY_BOOL("snps,del_p1p2p3_quirk"), + PROPERTY_ENTRY_BOOL("snps,del_phy_power_chg_quirk"), + PROPERTY_ENTRY_BOOL("snps,lfps_filter_quirk"), + PROPERTY_ENTRY_BOOL("snps,rx_detect_poll_quirk"), + PROPERTY_ENTRY_BOOL("snps,tx_de_emphasis_quirk"), + PROPERTY_ENTRY_U8("snps,tx_de_emphasis", 1), + /* FIXME these quirks should be removed when AMD NL tapes out */ + PROPERTY_ENTRY_BOOL("snps,disable_scramble_quirk"), + PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"), + PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"), + PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), + {} +}; + static int dwc3_pci_quirks(struct dwc3_pci *dwc) { - struct platform_device *dwc3 = dwc->dwc3; struct pci_dev *pdev = dwc->pci; - if (pdev->vendor == PCI_VENDOR_ID_AMD && - pdev->device == PCI_DEVICE_ID_AMD_NL_USB) { - struct property_entry properties[] = { - PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"), - PROPERTY_ENTRY_U8("snps,lpm-nyet-threshold", 0xf), - PROPERTY_ENTRY_BOOL("snps,u2exit_lfps_quirk"), - PROPERTY_ENTRY_BOOL("snps,u2ss_inp3_quirk"), - PROPERTY_ENTRY_BOOL("snps,req_p1p2p3_quirk"), - PROPERTY_ENTRY_BOOL("snps,del_p1p2p3_quirk"), - PROPERTY_ENTRY_BOOL("snps,del_phy_power_chg_quirk"), - PROPERTY_ENTRY_BOOL("snps,lfps_filter_quirk"), - PROPERTY_ENTRY_BOOL("snps,rx_detect_poll_quirk"), - PROPERTY_ENTRY_BOOL("snps,tx_de_emphasis_quirk"), - PROPERTY_ENTRY_U8("snps,tx_de_emphasis", 1), - /* - * FIXME these quirks should be removed when AMD NL - * tapes out - */ - PROPERTY_ENTRY_BOOL("snps,disable_scramble_quirk"), - PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"), - PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"), - PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), - { }, - }; - - return platform_device_add_properties(dwc3, properties); - } - if (pdev->vendor == PCI_VENDOR_ID_INTEL) { - int ret; - - struct property_entry properties[] = { - PROPERTY_ENTRY_STRING("dr_mode", "peripheral"), - PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), - { } - }; - - ret = platform_device_add_properties(dwc3, properties); - if (ret < 0) - return ret; - if (pdev->device == PCI_DEVICE_ID_INTEL_BXT || pdev->device == PCI_DEVICE_ID_INTEL_BXT_M) { guid_parse(PCI_INTEL_BXT_DSM_GUID, &dwc->guid); @@ -155,6 +140,7 @@ static int dwc3_pci_quirks(struct dwc3_pci *dwc) if (pdev->device == PCI_DEVICE_ID_INTEL_BYT) { struct gpio_desc *gpio; + int ret; /* On BYT the FW does not always enable the refclock */ ret = dwc3_byt_enable_ulpi_refclock(pdev); @@ -216,9 +202,9 @@ static void dwc3_pci_resume_work(struct work_struct *work) } #endif -static int dwc3_pci_probe(struct pci_dev *pci, - const struct pci_device_id *id) +static int dwc3_pci_probe(struct pci_dev *pci, const struct pci_device_id *id) { + struct property_entry *p = (struct property_entry *)id->driver_data; struct dwc3_pci *dwc; struct resource res[2]; int ret; @@ -261,6 +247,10 @@ static int dwc3_pci_probe(struct pci_dev *pci, dwc->dwc3->dev.parent = dev; ACPI_COMPANION_SET(&dwc->dwc3->dev, ACPI_COMPANION(dev)); + ret = platform_device_add_properties(dwc->dwc3, p); + if (ret < 0) + return ret; + ret = dwc3_pci_quirks(dwc); if (ret) goto err; @@ -297,21 +287,24 @@ static void dwc3_pci_remove(struct pci_dev *pci) platform_device_unregister(dwc->dwc3); } +#define DWC3_PCI_DEV(v, d, data) \ + { PCI_VDEVICE(v, PCI_DEVICE_ID_##d), (kernel_ulong_t)&data } + static const struct pci_device_id dwc3_pci_id_table[] = { - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BSW), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_MRFLD), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SPTLP), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SPTH), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BXT), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BXT_M), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_APL), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_KBP), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_GLK), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_CNPLP), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_CNPH), }, - { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICLLP), }, - { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_NL_USB), }, + DWC3_PCI_DEV(INTEL, INTEL_BSW, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_BYT, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_MRFLD, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_SPTLP, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_SPTH, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_BXT, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_BXT_M, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_APL, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_KBP, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_GLK, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_CNPLP, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_CNPH, dwc3_pci_intel_properties), + DWC3_PCI_DEV(INTEL, INTEL_ICLLP, dwc3_pci_intel_properties), + DWC3_PCI_DEV(AMD, AMD_NL_USB, dwc3_pci_amd_properties), { } /* Terminating Entry */ }; MODULE_DEVICE_TABLE(pci, dwc3_pci_id_table);