From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752754AbeDXTzX (ORCPT ); Tue, 24 Apr 2018 15:55:23 -0400 Received: from mail-wm0-f68.google.com ([74.125.82.68]:33321 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752641AbeDXTzW (ORCPT ); Tue, 24 Apr 2018 15:55:22 -0400 X-Google-Smtp-Source: AIpwx48KTE7XK7KYrTjb+g3BMn2rwIgbtDU8ARxOIYDWnxCAcMvgX69Px+JwfwIY2kZMXzIECpVUew== From: Mathieu Malaterre To: =?UTF-8?q?Christian=20K=C3=B6nig?= Cc: Mathieu Malaterre , Alex Deucher , "David (ChunMing) Zhou" , David Airlie , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH] drm/radeon: Change the default to PCI on PowerPC Date: Tue, 24 Apr 2018 21:55:11 +0200 Message-Id: <20180424195512.491-1-malat@debian.org> X-Mailer: git-send-email 2.11.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org AGP mode is unstable on PowerPC. Symptoms are generally of the form: [ 1228.795711] radeon 0000:00:10.0: ring 0 stalled for more than 10240msec Reviewed-by: Christian König Signed-off-by: Mathieu Malaterre --- drivers/gpu/drm/radeon/radeon_drv.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index b28288a781ef..2a7977a23b31 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -168,7 +168,12 @@ int radeon_no_wb; int radeon_modeset = -1; int radeon_dynclks = -1; int radeon_r4xx_atom = 0; +#ifdef __powerpc__ +/* Default to PCI on PowerPC (fdo #95017) */ +int radeon_agpmode = -1; +#else int radeon_agpmode = 0; +#endif int radeon_vram_limit = 0; int radeon_gart_size = -1; /* auto */ int radeon_benchmarking = 0; -- 2.11.0