From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alex Deucher Subject: [PATCH] drm/radeon/kms: use correct reg on fusion when reading back mem config Date: Fri, 1 Jul 2011 13:18:28 -0400 Message-ID: <1309540708-24712-1-git-send-email-alexdeucher@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-qw0-f49.google.com (mail-qw0-f49.google.com [209.85.216.49]) by gabe.freedesktop.org (Postfix) with ESMTP id 98BB39E7A8 for ; Fri, 1 Jul 2011 10:18:35 -0700 (PDT) Received: by qwi2 with SMTP id 2so2093003qwi.36 for ; Fri, 01 Jul 2011 10:18:34 -0700 (PDT) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: airlied@gmail.com, dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/evergreen.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 12d2fdc..e8a5ffb 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2248,7 +2248,10 @@ int evergreen_mc_init(struct radeon_device *rdev) /* Get VRAM informations */ rdev->mc.vram_is_ddr = true; - tmp = RREG32(MC_ARB_RAMCFG); + if (rdev->flags & RADEON_IS_IGP) + tmp = RREG32(FUS_MC_ARB_RAMCFG); + else + tmp = RREG32(MC_ARB_RAMCFG); if (tmp & CHANSIZE_OVERRIDE) { chansize = 16; } else if (tmp & CHANSIZE_MASK) { -- 1.7.1.1