From patchwork Tue Nov 30 10:42:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neal Liu X-Patchwork-Id: 1561524 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=2404:9400:2:0:216:3eff:fee1:b9f1; helo=lists.ozlabs.org; envelope-from=linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2404:9400:2:0:216:3eff:fee1:b9f1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4J3JkN4TKhz9sWJ for ; Tue, 30 Nov 2021 21:44:28 +1100 (AEDT) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4J3JkN1n87z3bnC for ; Tue, 30 Nov 2021 21:44:28 +1100 (AEDT) X-Original-To: linux-aspeed@lists.ozlabs.org Delivered-To: linux-aspeed@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=aspeedtech.com (client-ip=211.20.114.71; helo=twspam01.aspeedtech.com; envelope-from=neal_liu@aspeedtech.com; receiver=) Received: from twspam01.aspeedtech.com (twspam01.aspeedtech.com [211.20.114.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4J3JkF3YRhz30KC for ; Tue, 30 Nov 2021 21:44:19 +1100 (AEDT) Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 1AUAIVbw077385; Tue, 30 Nov 2021 18:18:31 +0800 (GMT-8) (envelope-from neal_liu@aspeedtech.com) Received: from localhost.localdomain (192.168.10.10) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 30 Nov 2021 18:43:03 +0800 From: Neal Liu To: Felipe Balbi , Greg Kroah-Hartman , Joel Stanley , Andrew Jeffery , Cai Huoqing , Tao Ren , Julia Lawall , "kernel test robot" , Sasha Levin , , , , Subject: [PATCH v2 1/4] usb: aspeed-vhub: add qualifier descriptor Date: Tue, 30 Nov 2021 18:42:53 +0800 Message-ID: <20211130104256.3106797-2-neal_liu@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211130104256.3106797-1-neal_liu@aspeedtech.com> References: <20211130104256.3106797-1-neal_liu@aspeedtech.com> MIME-Version: 1.0 X-Originating-IP: [192.168.10.10] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 1AUAIVbw077385 X-BeenThere: linux-aspeed@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux ASPEED SoC development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neal Liu , BMC-SW@aspeedtech.com Errors-To: linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linux-aspeed" Support qualifier descriptor to pass USB30CV compliance test. Signed-off-by: Neal Liu --- drivers/usb/gadget/udc/aspeed-vhub/hub.c | 24 +++++++++++++++++++++++ drivers/usb/gadget/udc/aspeed-vhub/vhub.h | 1 + 2 files changed, 25 insertions(+) diff --git a/drivers/usb/gadget/udc/aspeed-vhub/hub.c b/drivers/usb/gadget/udc/aspeed-vhub/hub.c index b9960fdd8a51..93f27a745760 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/hub.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/hub.c @@ -68,6 +68,18 @@ static const struct usb_device_descriptor ast_vhub_dev_desc = { .bNumConfigurations = 1, }; +static const struct usb_qualifier_descriptor ast_vhub_qual_desc = { + .bLength = 0xA, + .bDescriptorType = USB_DT_DEVICE_QUALIFIER, + .bcdUSB = cpu_to_le16(0x0200), + .bDeviceClass = USB_CLASS_HUB, + .bDeviceSubClass = 0, + .bDeviceProtocol = 0, + .bMaxPacketSize0 = 64, + .bNumConfigurations = 1, + .bRESERVED = 0, +}; + /* * Configuration descriptor: same comments as above * regarding handling USB1 mode. @@ -271,9 +283,11 @@ static int ast_vhub_rep_desc(struct ast_vhub_ep *ep, BUILD_BUG_ON(dsize > sizeof(vhub->vhub_dev_desc)); BUILD_BUG_ON(USB_DT_DEVICE_SIZE >= AST_VHUB_EP0_MAX_PACKET); break; + case USB_DT_OTHER_SPEED_CONFIG: case USB_DT_CONFIG: dsize = AST_VHUB_CONF_DESC_SIZE; memcpy(ep->buf, &vhub->vhub_conf_desc, dsize); + ((u8 *)ep->buf)[1] = desc_type; BUILD_BUG_ON(dsize > sizeof(vhub->vhub_conf_desc)); BUILD_BUG_ON(AST_VHUB_CONF_DESC_SIZE >= AST_VHUB_EP0_MAX_PACKET); break; @@ -283,6 +297,10 @@ static int ast_vhub_rep_desc(struct ast_vhub_ep *ep, BUILD_BUG_ON(dsize > sizeof(vhub->vhub_hub_desc)); BUILD_BUG_ON(AST_VHUB_HUB_DESC_SIZE >= AST_VHUB_EP0_MAX_PACKET); break; + case USB_DT_DEVICE_QUALIFIER: + dsize = sizeof(vhub->vhub_qual_desc); + memcpy(ep->buf, &vhub->vhub_qual_desc, dsize); + break; default: return std_req_stall; } @@ -428,6 +446,8 @@ enum std_req_rc ast_vhub_std_hub_request(struct ast_vhub_ep *ep, switch (wValue >> 8) { case USB_DT_DEVICE: case USB_DT_CONFIG: + case USB_DT_DEVICE_QUALIFIER: + case USB_DT_OTHER_SPEED_CONFIG: return ast_vhub_rep_desc(ep, wValue >> 8, wLength); case USB_DT_STRING: @@ -1033,6 +1053,10 @@ static int ast_vhub_init_desc(struct ast_vhub *vhub) else ret = ast_vhub_str_alloc_add(vhub, &ast_vhub_strings); + /* Initialize vhub Qualifier Descriptor. */ + memcpy(&vhub->vhub_qual_desc, &ast_vhub_qual_desc, + sizeof(vhub->vhub_qual_desc)); + return ret; } diff --git a/drivers/usb/gadget/udc/aspeed-vhub/vhub.h b/drivers/usb/gadget/udc/aspeed-vhub/vhub.h index 87a5dea12d3c..6b9dfa6e10eb 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/vhub.h +++ b/drivers/usb/gadget/udc/aspeed-vhub/vhub.h @@ -425,6 +425,7 @@ struct ast_vhub { struct ast_vhub_full_cdesc vhub_conf_desc; struct usb_hub_descriptor vhub_hub_desc; struct list_head vhub_str_desc; + struct usb_qualifier_descriptor vhub_qual_desc; }; /* Standard request handlers result codes */ From patchwork Tue Nov 30 10:42:54 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neal Liu X-Patchwork-Id: 1561525 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=112.213.38.117; helo=lists.ozlabs.org; envelope-from=linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4J3JkQ2XRmz9sWJ for ; Tue, 30 Nov 2021 21:44:30 +1100 (AEDT) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4J3JkQ1hvcz30KC for ; Tue, 30 Nov 2021 21:44:30 +1100 (AEDT) X-Original-To: linux-aspeed@lists.ozlabs.org Delivered-To: linux-aspeed@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=aspeedtech.com (client-ip=211.20.114.71; helo=twspam01.aspeedtech.com; envelope-from=neal_liu@aspeedtech.com; receiver=) Received: from twspam01.aspeedtech.com (twspam01.aspeedtech.com [211.20.114.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4J3JkF43frz30Pj for ; Tue, 30 Nov 2021 21:44:19 +1100 (AEDT) Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 1AUAIVHG077386; Tue, 30 Nov 2021 18:18:31 +0800 (GMT-8) (envelope-from neal_liu@aspeedtech.com) Received: from localhost.localdomain (192.168.10.10) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 30 Nov 2021 18:43:03 +0800 From: Neal Liu To: Felipe Balbi , Greg Kroah-Hartman , Joel Stanley , Andrew Jeffery , Cai Huoqing , Tao Ren , Julia Lawall , "kernel test robot" , Sasha Levin , , , , Subject: [PATCH v2 2/4] usb: aspeed-vhub: support auto remote wakeup feature Date: Tue, 30 Nov 2021 18:42:54 +0800 Message-ID: <20211130104256.3106797-3-neal_liu@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211130104256.3106797-1-neal_liu@aspeedtech.com> References: <20211130104256.3106797-1-neal_liu@aspeedtech.com> MIME-Version: 1.0 X-Originating-IP: [192.168.10.10] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 1AUAIVHG077386 X-BeenThere: linux-aspeed@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux ASPEED SoC development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neal Liu , BMC-SW@aspeedtech.com Errors-To: linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linux-aspeed" Remote wakeup signaling will be automatically issued whenever any write commands has been received in suspend state. Signed-off-by: Neal Liu --- drivers/usb/gadget/udc/aspeed-vhub/core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/usb/gadget/udc/aspeed-vhub/core.c b/drivers/usb/gadget/udc/aspeed-vhub/core.c index 7a635c499777..122ee7ef0b03 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/core.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/core.c @@ -240,6 +240,9 @@ void ast_vhub_init_hw(struct ast_vhub *vhub) if (vhub->force_usb1) ctrl |= VHUB_CTRL_FULL_SPEED_ONLY; + /* Enable auto remote wakeup */ + ctrl |= VHUB_CTRL_AUTO_REMOTE_WAKEUP; + ctrl |= VHUB_CTRL_UPSTREAM_CONNECT; writel(ctrl, vhub->regs + AST_VHUB_CTRL); From patchwork Tue Nov 30 10:42:55 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neal Liu X-Patchwork-Id: 1561523 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=112.213.38.117; helo=lists.ozlabs.org; envelope-from=linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4J3JkL6M7wz9sWJ for ; Tue, 30 Nov 2021 21:44:26 +1100 (AEDT) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4J3JkL5Nryz2ypn for ; Tue, 30 Nov 2021 21:44:26 +1100 (AEDT) X-Original-To: linux-aspeed@lists.ozlabs.org Delivered-To: linux-aspeed@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=aspeedtech.com (client-ip=211.20.114.71; helo=twspam01.aspeedtech.com; envelope-from=neal_liu@aspeedtech.com; receiver=) Received: from twspam01.aspeedtech.com (twspam01.aspeedtech.com [211.20.114.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4J3JkF3Vg5z30JT for ; Tue, 30 Nov 2021 21:44:19 +1100 (AEDT) Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 1AUAIV9q077387; Tue, 30 Nov 2021 18:18:31 +0800 (GMT-8) (envelope-from neal_liu@aspeedtech.com) Received: from localhost.localdomain (192.168.10.10) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 30 Nov 2021 18:43:03 +0800 From: Neal Liu To: Felipe Balbi , Greg Kroah-Hartman , Joel Stanley , Andrew Jeffery , Cai Huoqing , Tao Ren , Julia Lawall , "kernel test robot" , Sasha Levin , , , , Subject: [PATCH v2 3/4] usb: aspeed-vhub: fix ep0 OUT ack received wrong length issue Date: Tue, 30 Nov 2021 18:42:55 +0800 Message-ID: <20211130104256.3106797-4-neal_liu@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211130104256.3106797-1-neal_liu@aspeedtech.com> References: <20211130104256.3106797-1-neal_liu@aspeedtech.com> MIME-Version: 1.0 X-Originating-IP: [192.168.10.10] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 1AUAIV9q077387 X-BeenThere: linux-aspeed@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux ASPEED SoC development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neal Liu , BMC-SW@aspeedtech.com Errors-To: linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linux-aspeed" If multiple devices in vhub are enumerated simultaneously, ep0 OUT ack might received wrong data length. Using expected data length instead. Acked-by: Benjamin Herrenschmidt Signed-off-by: Neal Liu --- drivers/usb/gadget/udc/aspeed-vhub/ep0.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/usb/gadget/udc/aspeed-vhub/ep0.c b/drivers/usb/gadget/udc/aspeed-vhub/ep0.c index 74ea36c19b1e..bea9cbb191a2 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/ep0.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/ep0.c @@ -251,6 +251,13 @@ static void ast_vhub_ep0_do_receive(struct ast_vhub_ep *ep, struct ast_vhub_req len = remain; rc = -EOVERFLOW; } + + /* HW return wrong data len */ + if (len < ep->ep.maxpacket && len != remain) { + EPDBG(ep, "using expected data len instead\n"); + len = remain; + } + if (len && req->req.buf) memcpy(req->req.buf + req->req.actual, ep->buf, len); req->req.actual += len; From patchwork Tue Nov 30 10:42:56 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neal Liu X-Patchwork-Id: 1561526 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=2404:9400:2:0:216:3eff:fee1:b9f1; helo=lists.ozlabs.org; envelope-from=linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2404:9400:2:0:216:3eff:fee1:b9f1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4J3JkS1GVkz9sWJ for ; Tue, 30 Nov 2021 21:44:32 +1100 (AEDT) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4J3JkS0RNBz3c63 for ; Tue, 30 Nov 2021 21:44:32 +1100 (AEDT) X-Original-To: linux-aspeed@lists.ozlabs.org Delivered-To: linux-aspeed@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=aspeedtech.com (client-ip=211.20.114.71; helo=twspam01.aspeedtech.com; envelope-from=neal_liu@aspeedtech.com; receiver=) Received: from twspam01.aspeedtech.com (twspam01.aspeedtech.com [211.20.114.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4J3JkF470Lz30R8 for ; Tue, 30 Nov 2021 21:44:19 +1100 (AEDT) Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 1AUAIWAq077388; Tue, 30 Nov 2021 18:18:32 +0800 (GMT-8) (envelope-from neal_liu@aspeedtech.com) Received: from localhost.localdomain (192.168.10.10) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 30 Nov 2021 18:43:03 +0800 From: Neal Liu To: Felipe Balbi , Greg Kroah-Hartman , Joel Stanley , Andrew Jeffery , Cai Huoqing , Tao Ren , Julia Lawall , "kernel test robot" , Sasha Levin , , , , Subject: [PATCH v2 4/4] usb: aspeed-vhub: support test mode feature Date: Tue, 30 Nov 2021 18:42:56 +0800 Message-ID: <20211130104256.3106797-5-neal_liu@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211130104256.3106797-1-neal_liu@aspeedtech.com> References: <20211130104256.3106797-1-neal_liu@aspeedtech.com> MIME-Version: 1.0 X-Originating-IP: [192.168.10.10] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 1AUAIWAq077388 X-BeenThere: linux-aspeed@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux ASPEED SoC development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neal Liu , BMC-SW@aspeedtech.com Errors-To: linux-aspeed-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linux-aspeed" Support aspeed usb vhub set feature to test mode. Signed-off-by: Neal Liu --- drivers/usb/gadget/udc/aspeed-vhub/dev.c | 18 ++++++++++++++---- drivers/usb/gadget/udc/aspeed-vhub/hub.c | 22 ++++++++++++++++------ 2 files changed, 30 insertions(+), 10 deletions(-) diff --git a/drivers/usb/gadget/udc/aspeed-vhub/dev.c b/drivers/usb/gadget/udc/aspeed-vhub/dev.c index d918e8b2af3c..4462f4b73b04 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/dev.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/dev.c @@ -110,15 +110,25 @@ static int ast_vhub_dev_feature(struct ast_vhub_dev *d, u16 wIndex, u16 wValue, bool is_set) { + u32 val; + DDBG(d, "%s_FEATURE(dev val=%02x)\n", is_set ? "SET" : "CLEAR", wValue); - if (wValue != USB_DEVICE_REMOTE_WAKEUP) - return std_req_driver; + if (wValue == USB_DEVICE_REMOTE_WAKEUP) { + d->wakeup_en = is_set; + return std_req_complete; - d->wakeup_en = is_set; + } else if (wValue == USB_DEVICE_TEST_MODE) { + val = readl(d->vhub->regs + AST_VHUB_CTRL); + val &= ~GENMASK(10, 8); + val |= VHUB_CTRL_SET_TEST_MODE((wIndex >> 8) & 0x7); + writel(val, d->vhub->regs + AST_VHUB_CTRL); - return std_req_complete; + return std_req_complete; + } + + return std_req_driver; } static int ast_vhub_ep_feature(struct ast_vhub_dev *d, diff --git a/drivers/usb/gadget/udc/aspeed-vhub/hub.c b/drivers/usb/gadget/udc/aspeed-vhub/hub.c index 93f27a745760..e52805fbdebd 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/hub.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/hub.c @@ -212,17 +212,27 @@ static int ast_vhub_hub_dev_feature(struct ast_vhub_ep *ep, u16 wIndex, u16 wValue, bool is_set) { + u32 val; + EPDBG(ep, "%s_FEATURE(dev val=%02x)\n", is_set ? "SET" : "CLEAR", wValue); - if (wValue != USB_DEVICE_REMOTE_WAKEUP) - return std_req_stall; + if (wValue == USB_DEVICE_REMOTE_WAKEUP) { + ep->vhub->wakeup_en = is_set; + EPDBG(ep, "Hub remote wakeup %s\n", + is_set ? "enabled" : "disabled"); + return std_req_complete; - ep->vhub->wakeup_en = is_set; - EPDBG(ep, "Hub remote wakeup %s\n", - is_set ? "enabled" : "disabled"); + } else if (wValue == USB_DEVICE_TEST_MODE) { + val = readl(ep->vhub->regs + AST_VHUB_CTRL); + val &= ~GENMASK(10, 8); + val |= VHUB_CTRL_SET_TEST_MODE((wIndex >> 8) & 0x7); + writel(val, ep->vhub->regs + AST_VHUB_CTRL); - return std_req_complete; + return std_req_complete; + } + + return std_req_stall; } static int ast_vhub_hub_ep_feature(struct ast_vhub_ep *ep,