From patchwork Wed Feb 12 09:38:29 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lei Huang X-Patchwork-Id: 13971862 Received: from m16.mail.163.com (m16.mail.163.com [117.135.210.4]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 2A8B12066D9; Wed, 12 Feb 2025 09:38:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=117.135.210.4 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739353126; cv=none; b=Ry1cBuyUjzHYCIW5UipgPR3qokL7Xib/4qe1OPK55BbrUGBafQ9Ak0U1MKOmONnIIj3Ox9cMaX22L2ELfZInqvM+AbwqZm+FE9IdCEE5fHSiiaM1uu5YsXscxmjbNlGXR8WmgMobp/iEkiFo1GqVU6McNXAt0822DUD3NlublZg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739353126; c=relaxed/simple; bh=S8VIXdospXRdBtwzRyNgOFZRIjOgZsm43lgGBJuQjDo=; h=From:To:Cc:Subject:Date:Message-Id; b=DowLwiTWgnnfX57K+sPEowHpckRI5/Cb+P8wUNN4X6Vg+oKt2NiwChwamVNXFGE8y+wAn8MbQ1/dPI3hcRw7x5/Yh/MgRh5qZ24FPNLA2WmO9A6Nk7veekcF3vATYxrd7sPkeZcJA2NkOHmQbeVlLaTOgSmZQrdqm/bDWrzE2dg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=F7MT0PNo; arc=none smtp.client-ip=117.135.210.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="F7MT0PNo" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id; bh=rXcHEM/xIJvw6XceLy U/deizny3qc2YfoZNHPyVdXpM=; b=F7MT0PNosun/RmQSZiUH2TIpqZuFZkPI+s jOCgwSc3n3ExHFLbkE4JRkV6P+3UhOnFgn64wy/eGfE7DLyWqSIST66aPAKMtrOA EAXAjDEYSN1Z2N3uQ3hObp17SihrEBwY4zzzx50XYAXZuoBysIMEhHPAPM4DOsXe srFN940YQ= Received: from localhost.localdomain (unknown [116.128.244.169]) by gzsmtp5 (Coremail) with SMTP id QCgvCgAXo+MWbKxnCVe2Ng--.21306S2; Wed, 12 Feb 2025 17:38:31 +0800 (CST) From: Lei Huang To: gregkh@linuxfoundation.org Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Lei Huang Subject: [PATCH] USB: quirks: add USB_QUIRK_NO_LPM quirk for Teclast dist Date: Wed, 12 Feb 2025 17:38:29 +0800 Message-Id: <20250212093829.7379-1-huanglei814@163.com> X-Mailer: git-send-email 2.17.1 X-CM-TRANSID: QCgvCgAXo+MWbKxnCVe2Ng--.21306S2 X-Coremail-Antispam: 1Uf129KBjvdXoW7JrW5Zr4rJr15XFW5KFWxWFg_yoWfZFb_Cr 1xWaySg3W8GF93tr42va1fZrWFk3W29F1v9ayktF13Ja17Cw1rAFW7ur90vr17GFZ7JFs8 KF1xAr1rZr4vgjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IUjvD7PUUUUU== X-CM-SenderInfo: xkxd0wxohlmiqu6rljoofrz/1tbi7gHx9mesZk1NAAABsE Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: From: Lei Huang Teclast disk used on Huawei hisi platforms doesn't work well, losing connectivity intermittently if LPM is enabled. Add quirk disable LPM to resolve the issue. Signed-off-by: Lei Huang --- drivers/usb/core/quirks.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 67732c791c93..3927c7d66dac 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -525,6 +525,9 @@ static const struct usb_device_id usb_quirk_list[] = { /* Blackmagic Design UltraStudio SDI */ { USB_DEVICE(0x1edb, 0xbd4f), .driver_info = USB_QUIRK_NO_LPM }, + /* Teclast disk */ + { USB_DEVICE(0x1f75, 0x0917), .driver_info = USB_QUIRK_NO_LPM }, + /* Hauppauge HVR-950q */ { USB_DEVICE(0x2040, 0x7200), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS },