From patchwork Mon Mar 23 10:11:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Koul X-Patchwork-Id: 189886 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 78644C54FCF for ; Mon, 23 Mar 2020 10:12:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4E4FD2076A for ; Mon, 23 Mar 2020 10:12:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584958322; bh=XiZ+UTuR41r2TooyDu5McESiYtDo9EcTCqywgLqQtJg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ZUpKvxcIYvz0IuI2B9Oe4vizg3Xx+6dcpGxeAsbUOrI/wbXYgF4zuVZEp4KVPvg2l i3XPtpXmJumhI3b3ok5ltikPtmpBwbd4pLn1uDFe7PNUiVN4nU8AV45Ew3AAxnQjuc coC0RpiJ+6C4phEtGCpvjCFrFXyAduLAIhwsb86w= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727889AbgCWKL5 (ORCPT ); Mon, 23 Mar 2020 06:11:57 -0400 Received: from mail.kernel.org ([198.145.29.99]:33730 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727806AbgCWKL5 (ORCPT ); Mon, 23 Mar 2020 06:11:57 -0400 Received: from localhost.localdomain (unknown [171.76.96.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 4F8332076A; Mon, 23 Mar 2020 10:11:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584958316; bh=XiZ+UTuR41r2TooyDu5McESiYtDo9EcTCqywgLqQtJg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SoZop8Ihpm7HeEyEC61bPTD5OnKWzHJDK94wYUWXcDpKKxHl+UjDhtDXKXCsMqyuR fJXhucIphyciLns9WxwcT5HtRAK0yCp/IDV96G7oAMZtCAzvrHZor3MWrj/LOM5mez eERDIEvTmH54sdtx0wsCOTB7MMAqWg6glsX70NnQ= From: Vinod Koul To: Mathias Nyman , Greg Kroah-Hartman Cc: linux-arm-msm@vger.kernel.org, Bjorn Andersson , Vinod Koul , Yoshihiro Shimoda , Christian Lamparter , John Stultz , Alan Stern , =?utf-8?q?Andreas_B=C3=B6hler?= , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 3/5] usb: xhci: Add support for Renesas controller with memory Date: Mon, 23 Mar 2020 15:41:19 +0530 Message-Id: <20200323101121.243906-4-vkoul@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200323101121.243906-1-vkoul@kernel.org> References: <20200323101121.243906-1-vkoul@kernel.org> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Some rensas controller like uPD720201 and uPD720202 need firmware to be loaded. Add these devices in table and invoke renesas firmware loader functions to check and load the firmware into device memory when required. Signed-off-by: Vinod Koul --- drivers/usb/host/xhci-pci-renesas.c | 1 + drivers/usb/host/xhci-pci.c | 29 ++++++++++++++++++++++++++++- drivers/usb/host/xhci-pci.h | 3 +++ 3 files changed, 32 insertions(+), 1 deletion(-) diff --git a/drivers/usb/host/xhci-pci-renesas.c b/drivers/usb/host/xhci-pci-renesas.c index 59b44c1dd543..ce17778b80db 100644 --- a/drivers/usb/host/xhci-pci-renesas.c +++ b/drivers/usb/host/xhci-pci-renesas.c @@ -343,6 +343,7 @@ static void renesas_fw_callback(const struct firmware *fw, goto cleanup; } + xhci_pci_probe(pdev, ctx->id); return; cleanup: diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index a19752178216..7e63658542ac 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -15,6 +15,7 @@ #include "xhci.h" #include "xhci-trace.h" +#include "xhci-pci.h" #define SSIC_PORT_NUM 2 #define SSIC_PORT_CFG2 0x880c @@ -312,11 +313,25 @@ static int xhci_pci_setup(struct usb_hcd *hcd) * We need to register our own PCI probe function (instead of the USB core's * function) in order to create a second roothub under xHCI. */ -static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) +int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) { int retval; struct xhci_hcd *xhci; struct usb_hcd *hcd; + char *renesas_fw; + + renesas_fw = (char *)id->driver_data; + if (renesas_fw) { + retval = renesas_xhci_pci_probe(dev, id); + switch (retval) { + case 0: /* fw check success, continue */ + break; + case 1: /* fw will be loaded by async load */ + return 0; + default: /* error */ + return retval; + } + } /* Prevent runtime suspending between USB-2 and USB-3 initialization */ pm_runtime_get_noresume(&dev->dev); @@ -379,6 +394,11 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) static void xhci_pci_remove(struct pci_dev *dev) { struct xhci_hcd *xhci; + int err; + + err = renesas_xhci_pci_remove(dev); + if (err) + return; xhci = hcd_to_xhci(pci_get_drvdata(dev)); xhci->xhc_state |= XHCI_STATE_REMOVING; @@ -534,12 +554,19 @@ static void xhci_pci_shutdown(struct usb_hcd *hcd) /* PCI driver selection metadata; PCI hotplugging uses this */ static const struct pci_device_id pci_ids[] = { + { PCI_DEVICE(0x1912, 0x0014), + .driver_data = (unsigned long)"renesas_usb_fw.mem", + }, + { PCI_DEVICE(0x1912, 0x0015), + .driver_data = (unsigned long)"renesas_usb_fw.mem", + }, /* handle any USB 3.0 xHCI controller */ { PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_XHCI, ~0), }, { /* end: all zeroes */ } }; MODULE_DEVICE_TABLE(pci, pci_ids); +MODULE_FIRMWARE("renesas_usb_fw.mem"); /* pci driver glue; this is a "new style" PCI driver module */ static struct pci_driver xhci_pci_driver = { diff --git a/drivers/usb/host/xhci-pci.h b/drivers/usb/host/xhci-pci.h index 4d6aa250b9be..873a03bd102e 100644 --- a/drivers/usb/host/xhci-pci.h +++ b/drivers/usb/host/xhci-pci.h @@ -7,5 +7,8 @@ int renesas_xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id); int renesas_xhci_pci_remove(struct pci_dev *dev); + +int xhci_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id); + #endif