From patchwork Thu Jun 6 11:43:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Lu X-Patchwork-Id: 13688351 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0E563C27C54 for ; Thu, 6 Jun 2024 11:43:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:CC:To:From:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=YUWkF0EjrHqCvoEKuIYDl0OYArHcuV5t20sbJAKBaX8=; b=kiaK8mL0IWZh9jGv6lROgMhJ3S QCi4LanZz47KbbeQD0YRW87tEAkrk8MgVkel2LCUd7BbHVg9b9ntp8aaq5iO+lgBu5U7J49QBGbS8 NtCDoe76R0Nsc0rKRTOCnUhlpYpBcBkaQkBCR0WaOpdD6Su9JR/w5jYnxfi6D+EE1Hy4nODaqaJ1e K4qodNZI22Uw3z3QDimBhydZ2XlDNLoKW3G6mYqAeiOoxNq3zk3K6ijlI9E2Uo4RB6mIsRsYXmudZ wUcJg41xVmklAJnZKbkCJt5ywIxMf4sHin8BzStvc5U8dGsBXMzb4ZMOq7AyLWtvsiDko4l8fPtZp 1eZdbC1A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sFBWo-00000009ZfV-3cL4; Thu, 06 Jun 2024 11:43:34 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sFBWl-00000009ZeW-47xo for linux-mediatek@lists.infradead.org; Thu, 06 Jun 2024 11:43:33 +0000 X-UUID: fd99abfe23f911efaf04eb0598667787-20240606 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=YUWkF0EjrHqCvoEKuIYDl0OYArHcuV5t20sbJAKBaX8=; b=L8mZnmf5/W98QLeXSHG+72wZqrcidXTnQNgei4RSyRi4rD6Pmo/F7baOGUkZV5em4bPYpU5bl2H3Yqyei+x0dwlZqK86iAZeoMdWF/R2CC6olKvD0XUvc302/SMrjT0sT0bmYdLrikVclk22sFyv2yC2l82rs9eiNNbCbmki91I=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.39,REQID:76980955-959f-4769-a956-c12313806fb8,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:393d96e,CLOUDID:0cfd4a88-8d4f-477b-89d2-1e3bdbef96d1,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES :1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_ULN X-UUID: fd99abfe23f911efaf04eb0598667787-20240606 Received: from mtkmbs09n2.mediatek.inc [(172.21.101.94)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1496476490; Thu, 06 Jun 2024 04:43:28 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 6 Jun 2024 19:43:25 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 6 Jun 2024 19:43:25 +0800 From: Chris Lu To: Marcel Holtmann , Johan Hedberg , Luiz Von Dentz CC: Sean Wang , Deren Wu , Aaron Hou , Steve Lee , linux-bluetooth , linux-kernel , linux-mediatek , Chris Lu Subject: [PATCH v4 2/4] Bluetooth: btusb: add callback function in btusb suspend/resume Date: Thu, 6 Jun 2024 19:43:19 +0800 Message-ID: <20240606114321.30515-3-chris.lu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20240606114321.30515-1-chris.lu@mediatek.com> References: <20240606114321.30515-1-chris.lu@mediatek.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240606_044332_063962_5E6EC6C4 X-CRM114-Status: UNSURE ( 8.69 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Add new function: dev_suspend/dev_resume in btusb_data which are reserved for vendor specific usage during suspend/resume. dev_suspend will be added before stop traffic in btusb_suspend and dev_resume will be added after resubmit urb in btusb_resuem. Signed-off-by: Chris Lu Signed-off-by: Sean Wang --- drivers/bluetooth/btusb.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 79aefdb3324d..83765c0c14b4 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -891,6 +891,9 @@ struct btusb_data { int (*setup_on_usb)(struct hci_dev *hdev); + int (*dev_suspend)(struct hci_dev *hdev); + int (*dev_resume)(struct hci_dev *hdev); + int oob_wake_irq; /* irq for out-of-band wake-on-bt */ unsigned cmd_timeout_cnt; @@ -4715,6 +4718,9 @@ static int btusb_suspend(struct usb_interface *intf, pm_message_t message) cancel_work_sync(&data->work); + if (data->dev_suspend) + data->dev_suspend(data->hdev); + btusb_stop_traffic(data); usb_kill_anchored_urbs(&data->tx_anchor); @@ -4818,6 +4824,9 @@ static int btusb_resume(struct usb_interface *intf) btusb_submit_isoc_urb(hdev, GFP_NOIO); } + if (data->dev_resume) + data->dev_resume(hdev); + spin_lock_irq(&data->txlock); play_deferred(data); clear_bit(BTUSB_SUSPENDING, &data->flags);