From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?C=E9dric_Cano?= Subject: [PATCH] radeon: Fix KMS CP writeback on big endian machines. Date: Tue, 19 Apr 2011 10:23:53 +0200 Message-ID: <4DAD4699.9010102@ic.fr> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: Received: from smtp-out05.msg.oleane.net (smtp-out05.msg.oleane.net [62.161.7.3]) by gabe.freedesktop.org (Postfix) with ESMTP id C31049E9B2 for ; Tue, 19 Apr 2011 01:44:21 -0700 (PDT) Received: from smtp05.msg.oleane.net (smtp05.mail.priv [172.17.20.114]) by smtp-out05.msg.oleane.net with ESMTP id p3J8iKXe012994 for ; Tue, 19 Apr 2011 10:44:20 +0200 Received: from ic.fr (iconcept-gw.rain.fr [194.2.96.216]) by smtp05.msg.oleane.net (MTA) with ESMTP id p3J8NxCW018333 for ; Tue, 19 Apr 2011 10:24:00 +0200 Received: from [192.168.1.33] (unknown [192.168.1.33]) by ic.fr (Postfix) with ESMTPA id 02E2E22439 for ; Tue, 19 Apr 2011 10:23:59 +0200 (CEST) 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: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org Hi, The following patch fixes interrupt acknowledge when write-back is enabled on big endian platform. The same should be applied on evergreen. Cedric Signed-off-by: Cedric Cano --- diff -Naur linux-2.6.38.2/drivers/gpu/drm/radeon/r600.c linux-2.6.38.2/drivers/gpu/drm/radeon/r600.c --- linux-2.6.38.2/drivers/gpu/drm/radeon/r600.c 2011-04-19 09:52:13.000000000 +0200 +++ linux-2.6.38.2/drivers/gpu/drm/radeon/r600.c 2011-03-27 20:37:20.000000000 +0200 @@ -3227,7 +3227,7 @@ u32 wptr, tmp; if (rdev->wb.enabled) - wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]); + wptr = rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]; else wptr = RREG32(IH_RB_WPTR);