Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761987Ab2FHF0y (ORCPT ); Fri, 8 Jun 2012 01:26:54 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:43179 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760232Ab2FHFHQ (ORCPT ); Fri, 8 Jun 2012 01:07:16 -0400 Message-Id: <20120608041847.276867984@decadent.org.uk> User-Agent: quilt/0.60-1 Date: Fri, 08 Jun 2012 05:19:28 +0100 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Jerome Glisse , Alex Deucher , Dave Airlie Subject: [ 48/82] drm/radeon: fix HD6790, HD6570 backend programming In-Reply-To: <20120608041840.861504477@decadent.org.uk> X-SA-Exim-Connect-IP: 2001:470:1f08:1539:21c:bfff:fe03:f805 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1639 Lines: 49 3.2-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jerome Glisse commit 95c4b23ec4e2fa5604df229ddf134e31d7b3b378 upstream. Without this bit sets we get broken rendering and lockups. fglrx sets this bit. Bugs that should be fixed by this patch : https://bugs.freedesktop.org/show_bug.cgi?id=49792 https://bugzilla.kernel.org/show_bug.cgi?id=43207 https://bugs.freedesktop.org/show_bug.cgi?id=39282 Signed-off-by: Jerome Glisse Acked-by: Alex Deucher Signed-off-by: Dave Airlie Signed-off-by: Ben Hutchings --- drivers/gpu/drm/radeon/evergreen.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 0408ac2..6a57f0d 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2178,9 +2178,9 @@ static void evergreen_gpu_init(struct radeon_device *rdev) WREG32(CC_SYS_RB_BACKEND_DISABLE, rb); WREG32(GC_USER_RB_BACKEND_DISABLE, rb); WREG32(CC_GC_SHADER_PIPE_CONFIG, sp); - } + } - grbm_gfx_index |= SE_BROADCAST_WRITES; + grbm_gfx_index = INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES; WREG32(GRBM_GFX_INDEX, grbm_gfx_index); WREG32(RLC_GFX_INDEX, grbm_gfx_index); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/