From patchwork Fri Aug 4 06:46:36 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 13341331 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 055A4C41513 for ; Fri, 4 Aug 2023 06:47:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233769AbjHDGrV (ORCPT ); Fri, 4 Aug 2023 02:47:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44166 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233839AbjHDGrI (ORCPT ); Fri, 4 Aug 2023 02:47:08 -0400 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 08E4A5244; Thu, 3 Aug 2023 23:46:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1691131610; x=1722667610; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=p9K9edwregzUhDUBhwKOkviRf4+2FT7ek/znin6wgKw=; b=kkOHTtfFTBd6rIJDnGil+tQhcNN3HYMTGCDXDnsxVX7zb8hWRW6s589G p25M1upJPnPSiTxZTx0QbrCsaRWeE+qxr0/CR1FcmddMlDVN37Z5roXEy okh8QaLaWJCwUL29QjBMoLb/9jC/VuxF/P+kLnNYC2gYwuqqYsnuxDwEX sxsbz+WMo6guA4boiI3ko5c+lIPCNmAZy7bS8mZPKYyYxL9zYhCy3z79I YbzRbEjVeKOe13EFac0y/Qlo7rdFDeReueyrjFIGUBk1D5h6VguEhr1nd Hi7Z7/JuZw2YVNeRylkpp2drpq7R4Up6m5gen1zqOwHReUVP3sceJyxkE Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10791"; a="349677291" X-IronPort-AV: E=Sophos;i="6.01,254,1684825200"; d="scan'208";a="349677291" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Aug 2023 23:46:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10791"; a="733091085" X-IronPort-AV: E=Sophos;i="6.01,254,1684825200"; d="scan'208";a="733091085" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga007.fm.intel.com with ESMTP; 03 Aug 2023 23:46:27 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id D858214F; Fri, 4 Aug 2023 09:46:38 +0300 (EEST) From: Andy Shevchenko To: Alexander Sverdlin , Andy Shevchenko , linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org Cc: Thomas Bogendoerfer , Bjorn Helgaas , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Rasmus Villemoes , Andrew Morton Subject: [PATCH v3 1/1] range.h: Move resource API and constant to respective files Date: Fri, 4 Aug 2023 09:46:36 +0300 Message-Id: <20230804064636.15368-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org range.h works with struct range data type. The resource_size_t is an alien here. (1) Move cap_resource() implementation into its only user, and (2) rename and move RESOURCE_SIZE_MAX to limits.h. Signed-off-by: Andy Shevchenko Acked-by: Bjorn Helgaas --- v3: Cc'ed to Andrew to pick up (I believe with Bjorn Ack we are fine to route it via your tree as it doesn't change any code behaviour) arch/mips/cavium-octeon/setup.c | 2 +- arch/x86/pci/amd_bus.c | 8 ++++++++ arch/x86/pci/bus_numa.c | 2 +- include/linux/limits.h | 2 ++ include/linux/range.h | 8 -------- 5 files changed, 12 insertions(+), 10 deletions(-) diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c index c5561016f577..1ad2602a0383 100644 --- a/arch/mips/cavium-octeon/setup.c +++ b/arch/mips/cavium-octeon/setup.c @@ -1240,7 +1240,7 @@ static int __init octeon_no_pci_init(void) */ octeon_dummy_iospace = vzalloc(IO_SPACE_LIMIT); set_io_port_base((unsigned long)octeon_dummy_iospace); - ioport_resource.start = MAX_RESOURCE; + ioport_resource.start = RESOURCE_SIZE_MAX; ioport_resource.end = 0; return 0; } diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c index dd40d3fea74e..631512f7ec85 100644 --- a/arch/x86/pci/amd_bus.c +++ b/arch/x86/pci/amd_bus.c @@ -51,6 +51,14 @@ static struct pci_root_info __init *find_pci_root_info(int node, int link) return NULL; } +static inline resource_size_t cap_resource(u64 val) +{ + if (val > RESOURCE_SIZE_MAX) + return RESOURCE_SIZE_MAX; + + return val; +} + /** * early_root_info_init() * called before pcibios_scan_root and pci_scan_bus diff --git a/arch/x86/pci/bus_numa.c b/arch/x86/pci/bus_numa.c index 2752c02e3f0e..e4a525e59eaf 100644 --- a/arch/x86/pci/bus_numa.c +++ b/arch/x86/pci/bus_numa.c @@ -101,7 +101,7 @@ void update_res(struct pci_root_info *info, resource_size_t start, if (start > end) return; - if (start == MAX_RESOURCE) + if (start == RESOURCE_SIZE_MAX) return; if (!merge) diff --git a/include/linux/limits.h b/include/linux/limits.h index f6bcc9369010..38eb7f6f7e88 100644 --- a/include/linux/limits.h +++ b/include/linux/limits.h @@ -10,6 +10,8 @@ #define SSIZE_MAX ((ssize_t)(SIZE_MAX >> 1)) #define PHYS_ADDR_MAX (~(phys_addr_t)0) +#define RESOURCE_SIZE_MAX ((resource_size_t)~0) + #define U8_MAX ((u8)~0U) #define S8_MAX ((s8)(U8_MAX >> 1)) #define S8_MIN ((s8)(-S8_MAX - 1)) diff --git a/include/linux/range.h b/include/linux/range.h index 7efb6a9b069b..6ad0b73cb7ad 100644 --- a/include/linux/range.h +++ b/include/linux/range.h @@ -31,12 +31,4 @@ int clean_sort_range(struct range *range, int az); void sort_range(struct range *range, int nr_range); -#define MAX_RESOURCE ((resource_size_t)~0) -static inline resource_size_t cap_resource(u64 val) -{ - if (val > MAX_RESOURCE) - return MAX_RESOURCE; - - return val; -} #endif