From patchwork Sat Jul 30 00:50:37 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brian Gix X-Patchwork-Id: 12932848 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 42DE8C00144 for ; Sat, 30 Jul 2022 00:50:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239595AbiG3Au5 (ORCPT ); Fri, 29 Jul 2022 20:50:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52718 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239518AbiG3Auy (ORCPT ); Fri, 29 Jul 2022 20:50:54 -0400 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AA19773920 for ; Fri, 29 Jul 2022 17:50:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1659142253; x=1690678253; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=erD1VlI0xlr+4HyfUepsVBTOn1c+35rHmwf7ZvB4MTk=; b=IkNyCkooXgWS2rqLP+SpZ42ux+1Avvjacz2HyBP8roziA9uoxGrpfFe4 V8H1iI6LcZJbeR85Ih28TtnW6gudmyCoG2QQ1eBnVV3XQtmAW+MLcTQyn wmu26p57R1qX4nTYvQ0s25vXNjmRjtA5XjzhqN8Tjyn6wCDCzugfn7+H3 YN7E1CWVIjwj5gRlyv0/ODlXMDf4sYzt2MjmV/RDgrco6JZzSZ+ywPV6s RSCG9UlVPmtmRAqrT9Q+Q9vWjOzBFBpGxN3maWGR+23PCH5GWt7VBE9g/ wzcqLXTgzqGuUYc6dNLFvud+jKBsvxjD4VYDSLMz9XMIhheyOtZB8hVii A==; X-IronPort-AV: E=McAfee;i="6400,9594,10423"; a="268644798" X-IronPort-AV: E=Sophos;i="5.93,202,1654585200"; d="scan'208";a="268644798" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Jul 2022 17:50:51 -0700 X-IronPort-AV: E=Sophos;i="5.93,202,1654585200"; d="scan'208";a="660458135" Received: from agcodina-mobl1.amr.corp.intel.com (HELO bgi1-mobl2.amr.corp.intel.com) ([10.212.26.50]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Jul 2022 17:50:51 -0700 From: Brian Gix To: linux-bluetooth@vger.kernel.org Cc: marcel@holtmann.org, luiz.dentz@gmail.com, brian.gix@intel.com Subject: [PATCH v5 09/10] Bluetooth: convert hci_update_adv_data to hci_sync Date: Fri, 29 Jul 2022 17:50:37 -0700 Message-Id: <20220730005038.894650-10-brian.gix@intel.com> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220730005038.894650-1-brian.gix@intel.com> References: <20220730005038.894650-1-brian.gix@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org hci_update_adv_data() is called from hci_event and hci_core due to events from the controller. The prior function used the deprecated hci_request method, and the new one uses hci_sync.c Signed-off-by: Brian Gix --- include/net/bluetooth/hci_sync.h | 1 + net/bluetooth/hci_core.c | 2 +- net/bluetooth/hci_event.c | 2 +- net/bluetooth/hci_request.c | 64 -------------------------------- net/bluetooth/hci_request.h | 3 -- net/bluetooth/hci_sync.c | 20 ++++++++++ 6 files changed, 23 insertions(+), 69 deletions(-) diff --git a/include/net/bluetooth/hci_sync.h b/include/net/bluetooth/hci_sync.h index b6b975c2ed3e..17f5a4c32f36 100644 --- a/include/net/bluetooth/hci_sync.h +++ b/include/net/bluetooth/hci_sync.h @@ -61,6 +61,7 @@ int hci_update_random_address_sync(struct hci_dev *hdev, bool require_privacy, int hci_update_scan_rsp_data_sync(struct hci_dev *hdev, u8 instance); int hci_update_adv_data_sync(struct hci_dev *hdev, u8 instance); +int hci_update_adv_data(struct hci_dev *hdev, u8 instance); int hci_schedule_adv_instance_sync(struct hci_dev *hdev, u8 instance, bool force); diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 3209b39899c1..22e373ff5293 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -714,7 +714,7 @@ static void hci_update_passive_scan_state(struct hci_dev *hdev, u8 scan) hci_dev_set_flag(hdev, HCI_BREDR_ENABLED); if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) - hci_req_update_adv_data(hdev, hdev->cur_adv_instance); + hci_update_adv_data(hdev, hdev->cur_adv_instance); mgmt_new_settings(hdev); } diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index ea33dd0cd478..9ab359b15f57 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -2149,7 +2149,7 @@ static u8 hci_cc_set_ext_adv_param(struct hci_dev *hdev, void *data, adv_instance->tx_power = rp->tx_power; } /* Update adv data as tx power is known now */ - hci_req_update_adv_data(hdev, cp->handle); + hci_update_adv_data(hdev, cp->handle); hci_dev_unlock(hdev); diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c index 31b75253a7eb..c6bfb2e75e52 100644 --- a/net/bluetooth/hci_request.c +++ b/net/bluetooth/hci_request.c @@ -273,70 +273,6 @@ void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, hci_req_add_ev(req, opcode, plen, param, 0); } -void __hci_req_update_adv_data(struct hci_request *req, u8 instance) -{ - struct hci_dev *hdev = req->hdev; - u8 len; - - if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) - return; - - if (ext_adv_capable(hdev)) { - struct { - struct hci_cp_le_set_ext_adv_data cp; - u8 data[HCI_MAX_EXT_AD_LENGTH]; - } pdu; - - memset(&pdu, 0, sizeof(pdu)); - - len = eir_create_adv_data(hdev, instance, pdu.data); - - /* There's nothing to do if the data hasn't changed */ - if (hdev->adv_data_len == len && - memcmp(pdu.data, hdev->adv_data, len) == 0) - return; - - memcpy(hdev->adv_data, pdu.data, len); - hdev->adv_data_len = len; - - pdu.cp.length = len; - pdu.cp.handle = instance; - pdu.cp.operation = LE_SET_ADV_DATA_OP_COMPLETE; - pdu.cp.frag_pref = LE_SET_ADV_DATA_NO_FRAG; - - hci_req_add(req, HCI_OP_LE_SET_EXT_ADV_DATA, - sizeof(pdu.cp) + len, &pdu.cp); - } else { - struct hci_cp_le_set_adv_data cp; - - memset(&cp, 0, sizeof(cp)); - - len = eir_create_adv_data(hdev, instance, cp.data); - - /* There's nothing to do if the data hasn't changed */ - if (hdev->adv_data_len == len && - memcmp(cp.data, hdev->adv_data, len) == 0) - return; - - memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); - hdev->adv_data_len = len; - - cp.length = len; - - hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); - } -} - -int hci_req_update_adv_data(struct hci_dev *hdev, u8 instance) -{ - struct hci_request req; - - hci_req_init(&req, hdev); - __hci_req_update_adv_data(&req, instance); - - return hci_req_run(&req, NULL); -} - static void __hci_abort_conn(struct hci_request *req, struct hci_conn *conn, u8 reason) { diff --git a/net/bluetooth/hci_request.h b/net/bluetooth/hci_request.h index 9792c34a681c..e5ecd4e4b686 100644 --- a/net/bluetooth/hci_request.h +++ b/net/bluetooth/hci_request.h @@ -68,7 +68,4 @@ int __hci_req_sync(struct hci_dev *hdev, int (*func)(struct hci_request *req, struct sk_buff *hci_prepare_cmd(struct hci_dev *hdev, u16 opcode, u32 plen, const void *param); -void __hci_req_update_adv_data(struct hci_request *req, u8 instance); -int hci_req_update_adv_data(struct hci_dev *hdev, u8 instance); - int hci_abort_conn(struct hci_conn *conn, u8 reason); diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index e8d5b08a38dc..280f0fcfdedc 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -6120,3 +6120,23 @@ int hci_get_random_address(struct hci_dev *hdev, bool require_privacy, return 0; } + +static int _update_adv_data_sync(struct hci_dev *hdev, void *data) +{ + u8 instance = *(u8 *) data; + + kfree(data); + + return hci_update_adv_data_sync(hdev, instance); +} + +int hci_update_adv_data(struct hci_dev *hdev, u8 instance) +{ + u8 *inst_ptr = kmalloc(1, GFP_KERNEL); + + if (!inst_ptr) + return -ENOMEM; + + *inst_ptr = instance; + return hci_cmd_sync_queue(hdev, _update_adv_data_sync, inst_ptr, NULL); +}