From mboxrd@z Thu Jan 1 00:00:00 1970 From: alexdeucher@gmail.com Subject: [PATCH 1/2] drm/radeon: fix bank tiling parameters on evergreen Date: Tue, 31 Jul 2012 11:07:09 -0400 Message-ID: <1343747230-18097-1-git-send-email-alexdeucher@gmail.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-qc0-f177.google.com (mail-qc0-f177.google.com [209.85.216.177]) by gabe.freedesktop.org (Postfix) with ESMTP id 486D69E843 for ; Tue, 31 Jul 2012 08:07:21 -0700 (PDT) Received: by qcsu28 with SMTP id u28so3696239qcs.36 for ; Tue, 31 Jul 2012 08:07:20 -0700 (PDT) In-Reply-To: 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 Cc: Alex Deucher , stable@vger.kernel.org List-Id: dri-devel@lists.freedesktop.org From: Alex Deucher Handle the 16 bank case. Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org --- drivers/gpu/drm/radeon/evergreen.c | 14 +++++++++++--- 1 files changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 30f5c31..475984a 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2005,10 +2005,18 @@ static void evergreen_gpu_init(struct radeon_device *rdev) if (rdev->flags & RADEON_IS_IGP) rdev->config.evergreen.tile_config |= 1 << 4; else { - if ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) - rdev->config.evergreen.tile_config |= 1 << 4; - else + switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) { + case 0: /* four banks */ rdev->config.evergreen.tile_config |= 0 << 4; + break; + case 1: /* eight banks */ + rdev->config.evergreen.tile_config |= 1 << 4; + break; + case 2: /* sixteen banks */ + default: + rdev->config.evergreen.tile_config |= 2 << 4; + break; + } } rdev->config.evergreen.tile_config |= 0 << 8; rdev->config.evergreen.tile_config |= -- 1.7.7.5