From patchwork Thu Sep 3 18:48:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 252802 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7CBA7C433E9 for ; Thu, 3 Sep 2020 18:49:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 59B1B2083B for ; Thu, 3 Sep 2020 18:49:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728975AbgICSs6 (ORCPT ); Thu, 3 Sep 2020 14:48:58 -0400 Received: from mga01.intel.com ([192.55.52.88]:63136 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728419AbgICSsy (ORCPT ); Thu, 3 Sep 2020 14:48:54 -0400 IronPort-SDR: G7Y5XBluCA/hm+mqBLsNsIBP+DtII0b4kM/Lt7wU2EJVEhQEQta4HWgIv3/1V2u7qC13RU63rj lkS5OeVWsj4w== X-IronPort-AV: E=McAfee;i="6000,8403,9733"; a="175694214" X-IronPort-AV: E=Sophos;i="5.76,387,1592895600"; d="scan'208";a="175694214" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Sep 2020 11:48:53 -0700 IronPort-SDR: DMaS1KQ6rL7UZZnHjyRqP4fak2kr+mHgcGlxhj4ny2Rfp4aIRJlqwP0JGYZ1noXfjzOzGIwez6 6eIYJKBTlh8A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,387,1592895600"; d="scan'208";a="302317754" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga006.jf.intel.com with ESMTP; 03 Sep 2020 11:48:52 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 2B957182; Thu, 3 Sep 2020 21:48:51 +0300 (EEST) From: Andy Shevchenko To: Marcel Holtmann , Johan Hedberg , linux-bluetooth@vger.kernel.org Cc: Andy Shevchenko Subject: [PATCH v1 3/4] Bluetooth: hci_intel: switch to list_for_each_entry() Date: Thu, 3 Sep 2020 21:48:49 +0300 Message-Id: <20200903184850.53055-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200903184850.53055-1-andriy.shevchenko@linux.intel.com> References: <20200903184850.53055-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Sender: linux-bluetooth-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org There is no need to have list_for_each() followed by list_entry() when we simply may use list_for_each_entry() directly. Signed-off-by: Andy Shevchenko --- drivers/bluetooth/hci_intel.c | 31 ++++++++++--------------------- 1 file changed, 10 insertions(+), 21 deletions(-) diff --git a/drivers/bluetooth/hci_intel.c b/drivers/bluetooth/hci_intel.c index 50e4fc6813c2..b20a40fab83e 100644 --- a/drivers/bluetooth/hci_intel.c +++ b/drivers/bluetooth/hci_intel.c @@ -288,7 +288,7 @@ static irqreturn_t intel_irq(int irq, void *dev_id) static int intel_set_power(struct hci_uart *hu, bool powered) { - struct list_head *p; + struct intel_device *idev; int err = -ENODEV; if (!hu->tty->dev) @@ -296,10 +296,7 @@ static int intel_set_power(struct hci_uart *hu, bool powered) mutex_lock(&intel_device_list_lock); - list_for_each(p, &intel_device_list) { - struct intel_device *idev = list_entry(p, struct intel_device, - list); - + list_for_each_entry(idev, &intel_device_list, list) { /* tty device and pdev device should share the same parent * which is the UART port. */ @@ -362,19 +359,16 @@ static int intel_set_power(struct hci_uart *hu, bool powered) static void intel_busy_work(struct work_struct *work) { - struct list_head *p; struct intel_data *intel = container_of(work, struct intel_data, busy_work); + struct intel_device *idev; if (!intel->hu->tty->dev) return; /* Link is busy, delay the suspend */ mutex_lock(&intel_device_list_lock); - list_for_each(p, &intel_device_list) { - struct intel_device *idev = list_entry(p, struct intel_device, - list); - + list_for_each_entry(idev, &intel_device_list, list) { if (intel->hu->tty->dev->parent == idev->pdev->dev.parent) { pm_runtime_get(&idev->pdev->dev); pm_runtime_mark_last_busy(&idev->pdev->dev); @@ -533,7 +527,7 @@ static int intel_setup(struct hci_uart *hu) struct sk_buff *skb; struct intel_version ver; struct intel_boot_params params; - struct list_head *p; + struct intel_device *idev; const struct firmware *fw; char fwname[64]; u32 boot_param; @@ -833,13 +827,11 @@ static int intel_setup(struct hci_uart *hu) * until further LPM TX notification. */ mutex_lock(&intel_device_list_lock); - list_for_each(p, &intel_device_list) { - struct intel_device *dev = list_entry(p, struct intel_device, - list); + list_for_each_entry(idev, &intel_device_list, list) { if (!hu->tty->dev) break; - if (hu->tty->dev->parent == dev->pdev->dev.parent) { - if (device_may_wakeup(&dev->pdev->dev)) { + if (hu->tty->dev->parent == idev->pdev->dev.parent) { + if (device_may_wakeup(&idev->pdev->dev)) { set_bit(STATE_LPM_ENABLED, &intel->flags); set_bit(STATE_TX_ACTIVE, &intel->flags); } @@ -993,7 +985,7 @@ static int intel_recv(struct hci_uart *hu, const void *data, int count) static int intel_enqueue(struct hci_uart *hu, struct sk_buff *skb) { struct intel_data *intel = hu->priv; - struct list_head *p; + struct intel_device *idev; BT_DBG("hu %p skb %p", hu, skb); @@ -1004,10 +996,7 @@ static int intel_enqueue(struct hci_uart *hu, struct sk_buff *skb) * completed before enqueuing any packet. */ mutex_lock(&intel_device_list_lock); - list_for_each(p, &intel_device_list) { - struct intel_device *idev = list_entry(p, struct intel_device, - list); - + list_for_each_entry(idev, &intel_device_list, list) { if (hu->tty->dev->parent == idev->pdev->dev.parent) { pm_runtime_get_sync(&idev->pdev->dev); pm_runtime_mark_last_busy(&idev->pdev->dev);