From patchwork Wed May 11 17:48:09 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jesse Barnes X-Patchwork-Id: 777812 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 p4BHpqrm028232 for ; Wed, 11 May 2011 17:52:12 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 03A319F0F5 for ; Wed, 11 May 2011 10:51:52 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from oproxy8-pub.bluehost.com (oproxy8-pub.bluehost.com [69.89.22.20]) by gabe.freedesktop.org (Postfix) with SMTP id 3754B9EBA3 for ; Wed, 11 May 2011 10:48:23 -0700 (PDT) Received: (qmail 20652 invoked by uid 0); 11 May 2011 17:48:22 -0000 Received: from unknown (HELO box514.bluehost.com) (74.220.219.114) by oproxy8.bluehost.com with SMTP; 11 May 2011 17:48:22 -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=COd/j637SPeTYJ8JIM1wq4I3b3yiWRxRWV13DcF99HNzjY2pqBHqiRWulIGhY5xsEd2tB1yKKDmjSMlmE+wqRJ+Q/yh0Aur2Tmw6w9p23cehx6443VevszxRPHDaS51W; 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 1QKDWG-0007fP-Ih; Wed, 11 May 2011 11:48:20 -0600 From: Jesse Barnes To: intel-gfx@lists.freedesktop.org Date: Wed, 11 May 2011 10:48:09 -0700 Message-Id: <1305136090-5858-9-git-send-email-jbarnes@virtuousgeek.org> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1305136090-5858-1-git-send-email-jbarnes@virtuousgeek.org> References: <1305136090-5858-1-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 8/9] drm/i915: use pipe bpp in DP link bandwidth calculations 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]); Wed, 11 May 2011 17:52:12 +0000 (UTC) The pipe may be driving various bpp values depending on the display configuration, so take that into account when calculating link bandwidth requirements. Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_dp.c | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index cb8578b..0be064e 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -684,7 +684,7 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_encoder *encoder; struct drm_i915_private *dev_priv = dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - int lane_count = 4, bpp = 24; + int lane_count = 4; struct intel_dp_m_n m_n; int pipe = intel_crtc->pipe; @@ -703,7 +703,6 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, break; } else if (is_edp(intel_dp)) { lane_count = dev_priv->edp.lanes; - bpp = dev_priv->edp.bpp; break; } } @@ -713,7 +712,7 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, * the number of bytes_per_pixel post-LUT, which we always * set up for 8-bits of R/G/B, or 3 bytes total. */ - intel_dp_compute_m_n(bpp, lane_count, + intel_dp_compute_m_n(intel_crtc->bpp, lane_count, mode->clock, adjusted_mode->clock, &m_n); if (HAS_PCH_SPLIT(dev)) {