From patchwork Mon Jun 6 16:41:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 579788 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 07139CCA473 for ; Mon, 6 Jun 2022 16:42:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241926AbiFFQm0 (ORCPT ); Mon, 6 Jun 2022 12:42:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44376 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241869AbiFFQmQ (ORCPT ); Mon, 6 Jun 2022 12:42:16 -0400 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 10C9112A96; Mon, 6 Jun 2022 09:42:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1654533727; x=1686069727; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=kPfOvWxtiOQgydvhidTbirNyYEpGUtcQOWxp4O2/dTk=; b=M1FkoIGpdtkIE3Ex55nVqOW7QEhDG/b53A6t9t023pQ8w9TJh7gF4Sdr Yrl+Ihv0EpPGpRndSIQSjBEK4WsOY2CnvITaZO1UUpOQq0MYXYR98S6b8 k3DC0mvy0s76Q7j+EQ0xtdNrvXmJakE8JiJnB4d24CFMJNnwwQilAZtIT oFbByyItxnNNquCkBJaWKp9FJtzXkKYYWwIOUu7VAOwjihC6r+RzH7CLg LnOf94LG3AVeUQB55+xfqeBSiUvStc0RDUijJkGaYJiyNXc5w3rMEu/4F xxEC02k4gm81dVxxaJFdx0nA03cILCGpg+RVQUxdfmaYgKfRaEttqxbYg g==; X-IronPort-AV: E=McAfee;i="6400,9594,10370"; a="275446410" X-IronPort-AV: E=Sophos;i="5.91,280,1647327600"; d="scan'208";a="275446410" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2022 09:42:06 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,280,1647327600"; d="scan'208";a="579224475" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga007.jf.intel.com with ESMTP; 06 Jun 2022 09:41:55 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id B81D6F60; Mon, 6 Jun 2022 19:41:50 +0300 (EEST) From: Andy Shevchenko To: Tony Luck , Andy Shevchenko , Wolfram Sang , Jean Delvare , Heiner Kallweit , Henning Schild , Lee Jones , Mika Westerberg , Hans de Goede , Linus Walleij , Jonathan Yong , Guenter Roeck , Wim Van Sebroeck , linux-kernel@vger.kernel.org, linux-edac@vger.kernel.org, linux-i2c@vger.kernel.org, linux-leds@vger.kernel.org, linux-gpio@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-watchdog@vger.kernel.org Cc: Borislav Petkov , Mauro Carvalho Chehab , James Morse , Robert Richter , Jean Delvare , Pavel Machek , Peter Tyser , Andy Shevchenko , Mark Gross Subject: [PATCH v6 07/12] EDAC, pnd2: Use proper I/O accessors and address space annotation Date: Mon, 6 Jun 2022 19:41:33 +0300 Message-Id: <20220606164138.66535-8-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220606164138.66535-1-andriy.shevchenko@linux.intel.com> References: <20220606164138.66535-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org The driver uses rather voodoo kind of castings and I/O accessors. Replace it with proper __iomem annotation and readl()/readq() calls. Signed-off-by: Andy Shevchenko Tested-by: Henning Schild Reviewed-by: Tony Luck --- drivers/edac/pnd2_edac.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/edac/pnd2_edac.c b/drivers/edac/pnd2_edac.c index c94ca1f790c4..7d1df120e24c 100644 --- a/drivers/edac/pnd2_edac.c +++ b/drivers/edac/pnd2_edac.c @@ -265,7 +265,7 @@ static u64 get_sideband_reg_base_addr(void) static int dnv_rd_reg(int port, int off, int op, void *data, size_t sz, char *name) { struct pci_dev *pdev; - char *base; + void __iomem *base; u64 addr; unsigned long size; @@ -297,8 +297,9 @@ static int dnv_rd_reg(int port, int off, int op, void *data, size_t sz, char *na return -ENODEV; if (sz == 8) - *(u32 *)(data + 4) = *(u32 *)(base + off + 4); - *(u32 *)data = *(u32 *)(base + off); + *(u64 *)data = readq(base + off); + else + *(u32 *)data = readl(base + off); iounmap(base); }