From patchwork Tue May 5 14:17:32 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= X-Patchwork-Id: 6338621 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 515219F373 for ; Tue, 5 May 2015 14:18:08 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6ED40201B9 for ; Tue, 5 May 2015 14:18:07 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id A249920259 for ; Tue, 5 May 2015 14:18:06 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 303786E54D; Tue, 5 May 2015 07:18:06 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id 5E7DA6E54D for ; Tue, 5 May 2015 07:18:05 -0700 (PDT) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga102.fm.intel.com with ESMTP; 05 May 2015 07:18:05 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,372,1427785200"; d="scan'208";a="724005829" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.88]) by orsmga002.jf.intel.com with SMTP; 05 May 2015 07:18:02 -0700 Received: by stinkbox (sSMTP sendmail emulation); Tue, 05 May 2015 17:17:56 +0300 From: ville.syrjala@linux.intel.com To: intel-gfx@lists.freedesktop.org Date: Tue, 5 May 2015 17:17:32 +0300 Message-Id: <1430835458-11187-7-git-send-email-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.0.5 In-Reply-To: <1430835458-11187-1-git-send-email-ville.syrjala@linux.intel.com> References: <1430835458-11187-1-git-send-email-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 06/12] drm/i915: Use POSTING_READ() in intel_sdvo_write_sdvox() X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ville Syrjälä Use POSTING_READ() in intel_sdvo_write_sdvox() as appropriate. Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/intel_sdvo.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 10cd332..0a06257 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -242,7 +242,7 @@ static void intel_sdvo_write_sdvox(struct intel_sdvo *intel_sdvo, u32 val) if (intel_sdvo->sdvo_reg == PCH_SDVOB) { I915_WRITE(intel_sdvo->sdvo_reg, val); - I915_READ(intel_sdvo->sdvo_reg); + POSTING_READ(intel_sdvo->sdvo_reg); return; } @@ -259,9 +259,9 @@ static void intel_sdvo_write_sdvox(struct intel_sdvo *intel_sdvo, u32 val) for (i = 0; i < 2; i++) { I915_WRITE(GEN3_SDVOB, bval); - I915_READ(GEN3_SDVOB); + POSTING_READ(GEN3_SDVOB); I915_WRITE(GEN3_SDVOC, cval); - I915_READ(GEN3_SDVOC); + POSTING_READ(GEN3_SDVOC); } }