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Bolarinwa" X-Patchwork-Id: 12629417 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EDE6EC433EF for ; Fri, 19 Nov 2021 19:39:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D0D8561283 for ; Fri, 19 Nov 2021 19:39:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236021AbhKSTmg (ORCPT ); Fri, 19 Nov 2021 14:42:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45746 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233316AbhKSTm0 (ORCPT ); Fri, 19 Nov 2021 14:42:26 -0500 Received: from mail-ed1-x52e.google.com (mail-ed1-x52e.google.com [IPv6:2a00:1450:4864:20::52e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F2C0FC06173E; Fri, 19 Nov 2021 11:39:23 -0800 (PST) Received: by mail-ed1-x52e.google.com with SMTP id l25so30491194eda.11; Fri, 19 Nov 2021 11:39:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=I11JeP0C+xPtxQfTDFdcykWMdcdXSfkW887zDpRNp50=; b=jjLXvrs1+lYVb8bA/DCI4jUWFv2zX6rCMYZmT/vQVNgpKyAVxkiz09+AXkGUazWcg3 LapHY46+QKARUltlcDnQR9Cu6YxexX/ZL+SdYsLxLl9ck5WUxYLcp71lhWF71AwdyZw7 4ccDQq2mchhpHLTsdbRqXj5jmRSkKFOAXfK9ARRSunKT0CXg/h+RjBBcu3dG3fEW+2x1 I/1FaJZlfHBLj+ixQA/fD85nwzeHzXkQ8/c6IU3fcr7aySZDSy2WxgcV1LSYU3hr0zH2 VIybwbANdq/Lr3oa7mij7LJBxkNEyboZhEM773pD/LSUgB89Ylml1C4YFQ0JRQv6ux/r jAAQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=I11JeP0C+xPtxQfTDFdcykWMdcdXSfkW887zDpRNp50=; b=uXdvxRSZwGBBL0Y10UN8DXZQ7jhw8932U3YBfR1xuyiuQrPRzJqCt+eRgATtT7IuOa aYiHIDPtMhu8D2HJLqboozficj3UG/7gYAcuZX9qJYr1xrQY6S6NNog428LCec8ta+dm fsbRPOOEPIXjb2IBbNJr3FNw0tQbGH02tDOn9439EyUzpA5iCpT6eg2tqjprEdzpNyuQ hnxkMMsQSONsETNznvJLh3F1cZFvwk06jt0Qis3sPAJUbnDrEPeCONfHG8lnJ9d5pNuj ggQhZPqvR+P0J5bkVVd5D6VN51+GFnn6KAMwFTW5kkkVJhL7ZD4V0wpiMFdyZMV2tIls M0yw== X-Gm-Message-State: AOAM533RhxWhIWyeGaoUXLzlfhPW/wbnnBQBdkMWJguZtmfH/tb1sVac AjCSs0q1rXleI6nognufbOg= X-Google-Smtp-Source: ABdhPJyrUyIXsEjIX9xoZgGdtwJWdJrK7xdU/tsgGq4gKDofhYBtSYBSgwVtCNOeAzIrxEy0BbaIGg== X-Received: by 2002:a17:907:1b16:: with SMTP id mp22mr11402616ejc.503.1637350762544; Fri, 19 Nov 2021 11:39:22 -0800 (PST) Received: from localhost.localdomain (catv-176-63-2-222.catv.broadband.hu. [176.63.2.222]) by smtp.googlemail.com with ESMTPSA id sb19sm327521ejc.120.2021.11.19.11.39.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Nov 2021 11:39:22 -0800 (PST) From: "Saheed O. Bolarinwa" To: helgaas@kernel.org Cc: "Bolarinwa O. Saheed" , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, hch@lst.de Subject: [RFC PATCH v5 1/4] PCI/ASPM: Move pci_function_0() upward Date: Fri, 19 Nov 2021 20:37:29 +0100 Message-Id: <20211119193732.12343-2-refactormyself@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20211119193732.12343-1-refactormyself@gmail.com> References: <20211119193732.12343-1-refactormyself@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org From: "Bolarinwa O. Saheed" To call pci_function_0() directly from other functions, move its definition upward to a more accessible location. Reviewed-by: Christoph Hellwig Signed-off-by: Bolarinwa O. Saheed --- drivers/pci/pcie/aspm.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c index 52c74682601a..6f128b654730 100644 --- a/drivers/pci/pcie/aspm.c +++ b/drivers/pci/pcie/aspm.c @@ -105,6 +105,20 @@ static const char *policy_str[] = { #define LINK_RETRAIN_TIMEOUT HZ +/* + * The L1 PM substate capability is only implemented in function 0 in a + * multi function device. + */ +static struct pci_dev *pci_function_0(struct pci_bus *linkbus) +{ + struct pci_dev *child; + + list_for_each_entry(child, &linkbus->devices, bus_list) + if (PCI_FUNC(child->devfn) == 0) + return child; + return NULL; +} + static int policy_to_aspm_state(struct pcie_link_state *link) { switch (aspm_policy) { @@ -423,20 +437,6 @@ static void pcie_aspm_check_latency(struct pci_dev *endpoint) } } -/* - * The L1 PM substate capability is only implemented in function 0 in a - * multi function device. - */ -static struct pci_dev *pci_function_0(struct pci_bus *linkbus) -{ - struct pci_dev *child; - - list_for_each_entry(child, &linkbus->devices, bus_list) - if (PCI_FUNC(child->devfn) == 0) - return child; - return NULL; -} - static void pci_clear_and_set_dword(struct pci_dev *pdev, int pos, u32 clear, u32 set) {