Received: by 2002:a05:7412:3b8b:b0:fc:a2b0:25d7 with SMTP id nd11csp598284rdb; Thu, 8 Feb 2024 15:32:02 -0800 (PST) X-Google-Smtp-Source: AGHT+IEdR2tuYDm4SDlJhHj99lznRDNlW4UkNoyj9POrmZiTesFX8XZ9L/AE8i0DYYOhAXnxxHvL X-Received: by 2002:a17:906:abd3:b0:a28:c5dc:4802 with SMTP id kq19-20020a170906abd300b00a28c5dc4802mr506445ejb.31.1707435122387; Thu, 08 Feb 2024 15:32:02 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1707435122; cv=pass; d=google.com; s=arc-20160816; b=p9cw9UMC1tXQywSnOzuzoQrpeQ593NVGwuX9o8c410e1JAuv7bFSPZrbDIc9JkDcPM CO4tMpIYAf1Sr7MYXE/jnTa5Ze7iblUgbE4/P59i6rHxINxGXHQWGrHN1TtH+fA85+ZC z510cKCQanVW/R/FpcdQr8pT+N29CbamkQ+O+Wqs8+5Eax0Wq6wfR+Yl/MPl96GZ5hzt yvNFbSYB1r/xp8wtDyom7CYEuCMVPpUqYt6/wf4dGPBgmOzmAT2pbWueJeBETJDaPRPg asiUcNIB60sej58de346+s6q7Gqbxaj62lhn9zXnTF0AMigxEed7x90eDhMMy30WpWVY Wbxw== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:list-unsubscribe:list-subscribe:list-id:precedence :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=SG5fCDVTmpRgSZycQx3KEfThnpA6x5R39MnhiUzJey0=; fh=xU89JvDErgUKe4jyfxZX9S1hWViFOVOWAWYrhkbZQDk=; b=pcIMsvowbSS+hx2DRD3x7D9DIPrc/EwhX/AgsFyp9IQ2uU1iFDdD1fEZXfUPTw5uCy zlRyuimzyEsNk6nMyKqX1S2fT4TBfAmDy5YiQzm1aAx+SxifQIJL5PSwfQiOQz1ld41Q ZPi/EOS6EpqOq9fezBhrobC70TJlS34JPT1Gx5ZGkUaJVZRZIFRg9jwFdjgwypE0qClH PSg0EAataE/oRK9thB/9Iufya+EuAlbJGNZWvrQOGKa5iM1p7szSjMv0YR37pAATy+fO rY1oyeITSKP4rKYHDhPGhqtGSiZRPKt06nAiU6grbhiXKg3fVq8SKEUv/UEKFOTfwyWl SBFg==; dara=google.com ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=QQGMyYKZ; arc=pass (i=1 spf=pass spfdomain=quicinc.com dkim=pass dkdomain=quicinc.com dmarc=pass fromdomain=quicinc.com); spf=pass (google.com: domain of linux-kernel+bounces-58852-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) smtp.mailfrom="linux-kernel+bounces-58852-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com X-Forwarded-Encrypted: i=2; AJvYcCXVyqf00XmTDArtcKMrwP0F2OYkT6aunBEF/PC9HSq82MwiqP3otn5Sy8ZHfaum0klA/KVzoAn0NVo3lj9TVU2/LCoUFlyYOpfn89xEEw== Return-Path: Received: from am.mirrors.kernel.org (am.mirrors.kernel.org. [147.75.80.249]) by mx.google.com with ESMTPS id l13-20020a1709060e0d00b00a3891d4fbc8si164828eji.563.2024.02.08.15.32.02 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Feb 2024 15:32:02 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-58852-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) client-ip=147.75.80.249; Authentication-Results: mx.google.com; dkim=pass header.i=@quicinc.com header.s=qcppdkim1 header.b=QQGMyYKZ; arc=pass (i=1 spf=pass spfdomain=quicinc.com dkim=pass dkdomain=quicinc.com dmarc=pass fromdomain=quicinc.com); spf=pass (google.com: domain of linux-kernel+bounces-58852-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) smtp.mailfrom="linux-kernel+bounces-58852-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=quicinc.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id 264E21F219C8 for ; Thu, 8 Feb 2024 23:32:02 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 666DD63115; Thu, 8 Feb 2024 23:15:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="QQGMyYKZ" Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D89BD55E47; Thu, 8 Feb 2024 23:14:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707434093; cv=none; b=acsLn/lRMv8p0qTrcXJv3ymoqJMVa0yhBrqIGa/oJgcI2x6R9/uzvQjsY2SkQVyYIsP8Dy1M2R0LQhEhj8DtWzNTdmyTJOp2nQ9i6bVoCbutKGBhFs2+J4fxU01jXo942aDRpgBYToKQwAZ3oZKb6WpLFCX1nuuZfgV6VWupgvU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707434093; c=relaxed/simple; bh=iy+moeOwHnE7dgEZhZINQgamHIdgTcysBEEcZ7EgGr0=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Ww03eJiHKP4AqjsIq2lWozHt250D2HMLD3DhfAzyI7CpCpTLULPPhe7F6y1qpL9VwEsIsD4stbhkfIbb4LioW8wy+n/BrWSFLH8jfgfYlCPXuK+fVGKM73LkxoCOQH9jUWN4FOJdKlZK3rsbRHUa45ZQDa1nzrJHs0VBv9gSJQU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=QQGMyYKZ; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Received: from pps.filterd (m0279869.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 418MHjX4008175; Thu, 8 Feb 2024 23:14:20 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-type; s=qcppdkim1; bh=SG5fCDVTmpRgSZycQx3K EfThnpA6x5R39MnhiUzJey0=; b=QQGMyYKZQSj7Zxcr4HjbXUGi6coFHJMF0KJR 5cGUEOu7zKpNv5pwwi+k8Pgqpx2eM/ySwRV9qNEyh4KwvBcS+1Lw0NWLhCcS99mR gfeXI6SKOch8ZQ8uAPNgjyaYk8GHyqtFrUX/AgqY/OzwJYCAODvqJzfn9CVxEfgt LnDg6urIFf9XhMlPnwVy9nSMdF6FOqfbZIBkm7thhq28RkJEhPYu9P67w305o8OF 35EXEpGrmw+kwOyHIHEqAHi4/+glsHmyE/5E6PxTACq4ShJqr5aWe/2MEugk0EWp JC2RzVXbu9eFTsqIEoQ+gACc7qtsUefJLcsyP64v00A3bn+hMQ== Received: from nalasppmta05.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3w4pavjs04-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 08 Feb 2024 23:14:20 +0000 (GMT) Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA05.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 418NEJwq012220 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 8 Feb 2024 23:14:19 GMT Received: from hu-wcheng-lv.qualcomm.com (10.49.16.6) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Thu, 8 Feb 2024 15:14:19 -0800 From: Wesley Cheng To: , , , , , , , , , , , , , , CC: , , , , , , , Wesley Cheng Subject: [PATCH v14 13/53] usb: host: xhci: Export enable and disable interrupter APIs Date: Thu, 8 Feb 2024 15:13:26 -0800 Message-ID: <20240208231406.27397-14-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240208231406.27397-1-quic_wcheng@quicinc.com> References: <20240208231406.27397-1-quic_wcheng@quicinc.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: iD9s3Gr8mxmebLAxQYVMbpxS1U9mPmX8 X-Proofpoint-GUID: iD9s3Gr8mxmebLAxQYVMbpxS1U9mPmX8 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-08_11,2024-02-08_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 priorityscore=1501 mlxscore=0 lowpriorityscore=0 malwarescore=0 mlxlogscore=527 phishscore=0 bulkscore=0 adultscore=0 clxscore=1015 suspectscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401310000 definitions=main-2402080131 Secondary interrupters can be OS owned, so expose the enable and disable interrupter APIs, so that the interrupts can be configured as requested depending on the client. Signed-off-by: Wesley Cheng --- drivers/usb/host/xhci.c | 6 ++++-- drivers/usb/host/xhci.h | 2 ++ 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 872ce8c1a5ba..834d8d160da4 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -320,7 +320,7 @@ static void xhci_zero_64b_regs(struct xhci_hcd *xhci) xhci_info(xhci, "Fault detected\n"); } -static int xhci_enable_interrupter(struct xhci_interrupter *ir) +int xhci_enable_interrupter(struct xhci_interrupter *ir) { u32 iman; @@ -332,8 +332,9 @@ static int xhci_enable_interrupter(struct xhci_interrupter *ir) return 0; } +EXPORT_SYMBOL_GPL(xhci_enable_interrupter); -static int xhci_disable_interrupter(struct xhci_interrupter *ir) +int xhci_disable_interrupter(struct xhci_interrupter *ir) { u32 iman; @@ -345,6 +346,7 @@ static int xhci_disable_interrupter(struct xhci_interrupter *ir) return 0; } +EXPORT_SYMBOL_GPL(xhci_disable_interrupter); /* interrupt moderation interval imod_interval in nanoseconds */ static int xhci_set_interrupter_moderation(struct xhci_interrupter *ir, diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index eaea676c85d2..7c2481838f79 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1871,6 +1871,8 @@ int xhci_alloc_tt_info(struct xhci_hcd *xhci, struct xhci_virt_device *virt_dev, struct usb_device *hdev, struct usb_tt *tt, gfp_t mem_flags); +int xhci_enable_interrupter(struct xhci_interrupter *ir); +int xhci_disable_interrupter(struct xhci_interrupter *ir); /* xHCI ring, segment, TRB, and TD functions */ dma_addr_t xhci_trb_virt_to_dma(struct xhci_segment *seg, union xhci_trb *trb);