From patchwork Thu Nov 29 09:52:46 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jean-Jacques Hiblot X-Patchwork-Id: 1005266 X-Patchwork-Delegate: lukma@denx.de Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.denx.de (client-ip=81.169.180.215; helo=lists.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=quarantine dis=none) header.from=ti.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=ti.com header.i=@ti.com header.b="pwGkhkhk"; dkim-atps=neutral Received: from lists.denx.de (dione.denx.de [81.169.180.215]) by ozlabs.org (Postfix) with ESMTP id 435Cdz6smLz9s47 for ; Thu, 29 Nov 2018 20:58:47 +1100 (AEDT) Received: by lists.denx.de (Postfix, from userid 105) id 90FFEC223E7; Thu, 29 Nov 2018 09:56:07 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lists.denx.de X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=T_DKIM_INVALID autolearn=unavailable autolearn_force=no version=3.4.0 Received: from lists.denx.de (localhost [IPv6:::1]) by lists.denx.de (Postfix) with ESMTP id 0365FC220A2; Thu, 29 Nov 2018 09:55:23 +0000 (UTC) Received: by lists.denx.de (Postfix, from userid 105) id 4AADDC220A2; Thu, 29 Nov 2018 09:54:24 +0000 (UTC) Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) by lists.denx.de (Postfix) with ESMTPS id 57E3CC223C7 for ; Thu, 29 Nov 2018 09:54:22 +0000 (UTC) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id wAT9sDGF000667; Thu, 29 Nov 2018 03:54:13 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1543485253; bh=fXRlxJqWKLen9nEjNmGJcGRnc81EsthsPewSO+tskGQ=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=pwGkhkhk3SytnPQTkXp4BJLSdyjsW7/esKCPSpAW42Rx9rQCARnxtNkA4OKGkT8Au BzXhbiJysuoK/KWh1GLVBVjxiLk/bXF/eal1qFV5tXRhqD8Kwd5IpJbum5JIEtJT0G xDihjL0Yv1zOMUk8HOnKlGu+ox+foUOw2Ek1gc/Q= Received: from DLEE103.ent.ti.com (dlee103.ent.ti.com [157.170.170.33]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id wAT9sDvO021925 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 29 Nov 2018 03:54:13 -0600 Received: from DLEE111.ent.ti.com (157.170.170.22) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Thu, 29 Nov 2018 03:54:12 -0600 Received: from dlep33.itg.ti.com (157.170.170.75) 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; Thu, 29 Nov 2018 03:54:12 -0600 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id wAT9sB3R030378; Thu, 29 Nov 2018 03:54:12 -0600 From: Jean-Jacques Hiblot To: , Date: Thu, 29 Nov 2018 10:52:46 +0100 Message-ID: <1543485170-15478-7-git-send-email-jjhiblot@ti.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1543485170-15478-1-git-send-email-jjhiblot@ti.com> References: <1543485170-15478-1-git-send-email-jjhiblot@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Cc: marex@denx.de, Maxime Ripard , u-boot@lists.denx.de, Hans de Goede , Sven Schwermer , Jagan Teki Subject: [U-Boot] [PATCH v4 06/10] dm: usb: create a new UCLASS ID for USB gadget devices X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.18 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" UCLASS_USB_DEV_GENERIC was meant for USB devices connected to host controllers, not gadget devices. Adding a new UCLASS for gadget devices alone. Also move the generic DM code for USB gadgets in a separate file for clarity. Signed-off-by: Jean-Jacques Hiblot --- Changes in v4: None Changes in v3: None Changes in v2: None board/sunxi/board.c | 2 +- drivers/usb/dwc3/dwc3-generic.c | 2 +- drivers/usb/gadget/ether.c | 2 +- drivers/usb/gadget/udc/Makefile | 4 +++ drivers/usb/gadget/udc/udc-core.c | 41 -------------------------- drivers/usb/gadget/udc/udc-uclass.c | 58 +++++++++++++++++++++++++++++++++++++ drivers/usb/musb-new/omap2430.c | 2 +- drivers/usb/musb-new/sunxi.c | 2 +- include/dm/uclass-id.h | 1 + 9 files changed, 68 insertions(+), 46 deletions(-) create mode 100644 drivers/usb/gadget/udc/udc-uclass.c diff --git a/board/sunxi/board.c b/board/sunxi/board.c index 64ccbc7..9b36cc7 100644 --- a/board/sunxi/board.c +++ b/board/sunxi/board.c @@ -663,7 +663,7 @@ int g_dnl_board_usb_cable_connected(void) struct phy phy; int ret; - ret = uclass_get_device(UCLASS_USB_DEV_GENERIC, 0, &dev); + ret = uclass_get_device(UCLASS_USB_GADGET_GENERIC, 0, &dev); if (ret) { pr_err("%s: Cannot find USB device\n", __func__); return ret; diff --git a/drivers/usb/dwc3/dwc3-generic.c b/drivers/usb/dwc3/dwc3-generic.c index 681b5c7..7375660 100644 --- a/drivers/usb/dwc3/dwc3-generic.c +++ b/drivers/usb/dwc3/dwc3-generic.c @@ -72,7 +72,7 @@ static int dwc3_generic_peripheral_ofdata_to_platdata(struct udevice *dev) U_BOOT_DRIVER(dwc3_generic_peripheral) = { .name = "dwc3-generic-peripheral", - .id = UCLASS_USB_DEV_GENERIC, + .id = UCLASS_USB_GADGET_GENERIC, .ofdata_to_platdata = dwc3_generic_peripheral_ofdata_to_platdata, .probe = dwc3_generic_peripheral_probe, .remove = dwc3_generic_peripheral_remove, diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index 5a9ffd7..3b3d9af 100644 --- a/drivers/usb/gadget/ether.c +++ b/drivers/usb/gadget/ether.c @@ -2671,7 +2671,7 @@ int usb_ether_init(void) struct udevice *usb_dev; int ret; - ret = uclass_first_device(UCLASS_USB_DEV_GENERIC, &usb_dev); + ret = uclass_first_device(UCLASS_USB_GADGET_GENERIC, &usb_dev); if (!usb_dev || ret) { pr_err("No USB device found\n"); return ret; diff --git a/drivers/usb/gadget/udc/Makefile b/drivers/usb/gadget/udc/Makefile index 449339f..38ac2dd 100644 --- a/drivers/usb/gadget/udc/Makefile +++ b/drivers/usb/gadget/udc/Makefile @@ -2,4 +2,8 @@ # # USB peripheral controller drivers +ifndef CONFIG_$(SPL_)DM_USB_GADGET obj-$(CONFIG_USB_DWC3_GADGET) += udc-core.o +endif + +obj-$(CONFIG_$(SPL_)DM_USB_GADGET) += udc-uclass.o udc-core.o diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c index 34bea27..62b4778 100644 --- a/drivers/usb/gadget/udc/udc-core.c +++ b/drivers/usb/gadget/udc/udc-core.c @@ -352,44 +352,3 @@ EXPORT_SYMBOL_GPL(usb_gadget_unregister_driver); MODULE_DESCRIPTION("UDC Framework"); MODULE_AUTHOR("Felipe Balbi "); MODULE_LICENSE("GPL v2"); - -#if CONFIG_IS_ENABLED(DM_USB_GADGET) -#define MAX_UDC_DEVICES 4 -static struct udevice *dev_array[MAX_UDC_DEVICES]; -int usb_gadget_initialize(int index) -{ - int ret; - struct udevice *dev = NULL; - - if (index < 0 || index >= ARRAY_SIZE(dev_array)) - return -EINVAL; - if (dev_array[index]) - return 0; - ret = uclass_get_device(UCLASS_USB_DEV_GENERIC, index, &dev); - if (!dev || ret) { - pr_err("No USB device found\n"); - return -ENODEV; - } - dev_array[index] = dev; - return 0; -} - -int usb_gadget_release(int index) -{ - int ret; - - if (index < 0 || index >= ARRAY_SIZE(dev_array)) - return -EINVAL; - ret = device_remove(dev_array[index], DM_REMOVE_NORMAL); - if (!ret) - dev_array[index] = NULL; - return ret; -} - -int usb_gadget_handle_interrupts(int index) -{ - if (index < 0 || index >= ARRAY_SIZE(dev_array)) - return -EINVAL; - return dm_usb_gadget_handle_interrupts(dev_array[index]); -} -#endif diff --git a/drivers/usb/gadget/udc/udc-uclass.c b/drivers/usb/gadget/udc/udc-uclass.c new file mode 100644 index 0000000..0620518 --- /dev/null +++ b/drivers/usb/gadget/udc/udc-uclass.c @@ -0,0 +1,58 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com + * Written by Jean-Jacques Hiblot + */ + +#include +#include +#include +#include + +#define MAX_UDC_DEVICES 4 +static struct udevice *dev_array[MAX_UDC_DEVICES]; +int usb_gadget_initialize(int index) +{ + int ret; + struct udevice *dev = NULL; + + if (index < 0 || index >= ARRAY_SIZE(dev_array)) + return -EINVAL; + if (dev_array[index]) + return 0; + ret = uclass_get_device(UCLASS_USB_GADGET_GENERIC, index, &dev); + if (!dev || ret) { + pr_err("No USB device found\n"); + return -ENODEV; + } + dev_array[index] = dev; + return 0; +} + +int usb_gadget_release(int index) +{ +#if CONFIG_IS_ENABLED(DM_DEVICE_REMOVE) + int ret; + if (index < 0 || index >= ARRAY_SIZE(dev_array)) + return -EINVAL; + + ret = device_remove(dev_array[index], DM_REMOVE_NORMAL); + if (!ret) + dev_array[index] = NULL; + return ret; +#else + return -ENOTSUPP; +#endif +} + +int usb_gadget_handle_interrupts(int index) +{ + if (index < 0 || index >= ARRAY_SIZE(dev_array)) + return -EINVAL; + return dm_usb_gadget_handle_interrupts(dev_array[index]); +} + +UCLASS_DRIVER(usb_gadget_generic) = { + .id = UCLASS_USB_GADGET_GENERIC, + .name = "usb_gadget_generic", +}; diff --git a/drivers/usb/musb-new/omap2430.c b/drivers/usb/musb-new/omap2430.c index 58aed72..32743aa 100644 --- a/drivers/usb/musb-new/omap2430.c +++ b/drivers/usb/musb-new/omap2430.c @@ -263,7 +263,7 @@ U_BOOT_DRIVER(omap2430_musb) = { #ifdef CONFIG_USB_MUSB_HOST .id = UCLASS_USB, #else - .id = UCLASS_USB_DEV_GENERIC, + .id = UCLASS_USB_GADGET_GENERIC, #endif .of_match = omap2430_musb_ids, .ofdata_to_platdata = omap2430_musb_ofdata_to_platdata, diff --git a/drivers/usb/musb-new/sunxi.c b/drivers/usb/musb-new/sunxi.c index 6cf9826..d7170a3 100644 --- a/drivers/usb/musb-new/sunxi.c +++ b/drivers/usb/musb-new/sunxi.c @@ -535,7 +535,7 @@ U_BOOT_DRIVER(usb_musb) = { #ifdef CONFIG_USB_MUSB_HOST .id = UCLASS_USB, #else - .id = UCLASS_USB_DEV_GENERIC, + .id = UCLASS_USB_GADGET_GENERIC, #endif .of_match = sunxi_musb_ids, .probe = musb_usb_probe, diff --git a/include/dm/uclass-id.h b/include/dm/uclass-id.h index c91dca1..1601100 100644 --- a/include/dm/uclass-id.h +++ b/include/dm/uclass-id.h @@ -92,6 +92,7 @@ enum uclass_id { UCLASS_USB, /* USB bus */ UCLASS_USB_DEV_GENERIC, /* USB generic device */ UCLASS_USB_HUB, /* USB hub */ + UCLASS_USB_GADGET_GENERIC, /* USB generic device */ UCLASS_VIDEO, /* Video or LCD device */ UCLASS_VIDEO_BRIDGE, /* Video bridge, e.g. DisplayPort to LVDS */ UCLASS_VIDEO_CONSOLE, /* Text console driver for video device */