From patchwork Tue Apr 19 19:12:36 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jesse Barnes X-Patchwork-Id: 718731 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p3JJDYrk019435 for ; Tue, 19 Apr 2011 19:13:55 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B3A2B9EF0D for ; Tue, 19 Apr 2011 12:13:34 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from oproxy2-pub.bluehost.com (oproxy2-pub.bluehost.com [67.222.39.60]) by gabe.freedesktop.org (Postfix) with SMTP id 12DEF9EAF0 for ; Tue, 19 Apr 2011 12:12:48 -0700 (PDT) Received: (qmail 19014 invoked by uid 0); 19 Apr 2011 19:12:47 -0000 Received: from unknown (HELO box514.bluehost.com) (74.220.219.114) by oproxy2.bluehost.com with SMTP; 19 Apr 2011 19:12:47 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=virtuousgeek.org; h=Received:From:To:Cc:Subject:Date:Message-Id:X-Mailer:In-Reply-To:References:X-Identified-User; b=UuvBdlHcALK+VB1IHX/gh2gEqDEFidOu0MOFc7WoRKdgR7hMjSYtcTEWzlzMq6IWvvysabg8RUFr6VGDC9kZuNM5GxqjFRiJmyPapUct9vVdowVJzSa68dzf8RNhFb3Z; Received: from c-67-161-37-189.hsd1.ca.comcast.net ([67.161.37.189] helo=localhost.localdomain) by box514.bluehost.com with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.69) (envelope-from ) id 1QCGLt-0005JH-Mw; Tue, 19 Apr 2011 13:12:45 -0600 From: Jesse Barnes To: intel-gfx@lists.freedesktop.org Date: Tue, 19 Apr 2011 12:12:36 -0700 Message-Id: <1303240361-6057-3-git-send-email-jbarnes@virtuousgeek.org> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1303240361-6057-1-git-send-email-jbarnes@virtuousgeek.org> References: <1303240361-6057-1-git-send-email-jbarnes@virtuousgeek.org> X-Identified-User: {10642:box514.bluehost.com:virtuous:virtuousgeek.org} {sentby:smtp auth 67.161.37.189 authed with jbarnes@virtuousgeek.org} Subject: [Intel-gfx] [PATCH 2/7] drm/i915: don't set transcoder bpc on CougarPoint X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Tue, 19 Apr 2011 19:13:59 +0000 (UTC) BPC is specified in FDI RX on CPT and above, rather than in the transcoder. Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_display.c | 15 +++++++++------ 1 files changed, 9 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 09b20b1..69649b2 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1157,12 +1157,15 @@ static void intel_enable_transcoder(struct drm_i915_private *dev_priv, reg = TRANSCONF(pipe); val = I915_READ(reg); - /* - * make the BPC in transcoder be consistent with - * that in pipeconf reg. - */ - val &= ~PIPE_BPC_MASK; - val |= I915_READ(PIPECONF(pipe)) & PIPE_BPC_MASK; + + if (HAS_PCH_IBX(dev_priv->dev)) { + /* + * make the BPC in transcoder be consistent with + * that in pipeconf reg. + */ + val &= ~PIPE_BPC_MASK; + val |= I915_READ(PIPECONF(pipe)) & PIPE_BPC_MASK; + } I915_WRITE(reg, val | TRANS_ENABLE); if (wait_for(I915_READ(reg) & TRANS_STATE_ENABLE, 100)) DRM_ERROR("failed to enable transcoder %d\n", pipe);