From patchwork Thu Apr 7 14:31:25 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Deucher X-Patchwork-Id: 692621 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 p37EVeVE011241 for ; Thu, 7 Apr 2011 14:32:01 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0D2C19EEA0 for ; Thu, 7 Apr 2011 07:31:40 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-qy0-f170.google.com (mail-qy0-f170.google.com [209.85.216.170]) by gabe.freedesktop.org (Postfix) with ESMTP id E8E529E7CB for ; Thu, 7 Apr 2011 07:31:31 -0700 (PDT) Received: by qyk32 with SMTP id 32so3545668qyk.15 for ; Thu, 07 Apr 2011 07:31:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:from:to:cc:subject:date:message-id:x-mailer; bh=EXFleHM8qYw7jUt/NEqt1xGnp5q4TgENsxSyWZlkDhY=; b=sucR+WfKIOaC6F6DT+pDq3nm1ynDGYqmNFSkCFFv3+tcybKhKAqHCKfnsMAK/Sy6os PGREWl7TkEFy3Bwn+Kxv8geKY0UT53hIYArKtmObISvle94RKyx5ktSXaW9btCT/f07z 2zSLlcRBuXGjSsPgKhjs5BLMEnZx3RLjfSCh4= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer; b=ILcZELBCqmrnpZRyYHyKanXq9An6Qd4j8iv94vLGzkeUk3mMj3LDEGMWcmgGMVXTZw GJUcicjXOJQ0TQcYW9stJhimTBN4zTF+3NwEs0f5pLkDwDElC7jMuUxqdu7Kj0nu/7OO FXQUUoEXamGbhZ7oPH8tF3SMwDGVFK4tAbbBI= Received: by 10.224.203.129 with SMTP id fi1mr713306qab.166.1302186691113; Thu, 07 Apr 2011 07:31:31 -0700 (PDT) Received: from localhost.localdomain (static-74-96-105-7.washdc.fios.verizon.net [74.96.105.7]) by mx.google.com with ESMTPS id l12sm1201180qcu.43.2011.04.07.07.31.30 (version=SSLv3 cipher=OTHER); Thu, 07 Apr 2011 07:31:30 -0700 (PDT) From: Alex Deucher To: airlied@gmail.com, dri-devel@lists.freedesktop.org Subject: [PATCH] drm/radeon/kms: pll tweaks for rv6xx Date: Thu, 7 Apr 2011 10:31:25 -0400 Message-Id: <1302186685-30590-1-git-send-email-alexdeucher@gmail.com> X-Mailer: git-send-email 1.7.1.1 Cc: stable@kernel.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.11 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org Errors-To: dri-devel-bounces+patchwork-dri-devel=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]); Thu, 07 Apr 2011 14:32:01 +0000 (UTC) Prefer minm over maxp. Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=35994 Signed-off-by: Alex Deucher Cc: stable@kernel.org --- drivers/gpu/drm/radeon/atombios_crtc.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index b41ec59..9d516a8 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -531,6 +531,12 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV; else pll->flags |= RADEON_PLL_PREFER_LOW_REF_DIV; + + if ((rdev->family == CHIP_R600) || + (rdev->family == CHIP_RV610) || + (rdev->family == CHIP_RV630) || + (rdev->family == CHIP_RV670)) + pll->flags |= RADEON_PLL_PREFER_MINM_OVER_MAXP; } else { pll->flags |= RADEON_PLL_LEGACY;