From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B1AFFECAAD8 for ; Tue, 30 Aug 2022 17:25:55 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id F07FF10E29A; Tue, 30 Aug 2022 17:25:54 +0000 (UTC) Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7916D10E299; Tue, 30 Aug 2022 17:25:52 +0000 (UTC) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 07BEF617C0; Tue, 30 Aug 2022 17:25:52 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 375D2C433D7; Tue, 30 Aug 2022 17:25:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1661880351; bh=57IC6E6AX7usppRwB0rZ/Wdn5wt79iBpTKmZzSEOBwM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CmWRB3vFCBmQO89hzhadFWV1lPX+6cW7W+FSjsq7v1HaXFx6dlFRcEeXlDRjvE1fH zr/XrxsRSeivxRhqiiMU1EOVbo6hAY3rZqarHfbbZBf8eO5waL+bMnezDuqbq+An6g kDl8S9zdA67fbe8IY7hQHMD8vgwHnc9R0ffiP4B2PWg/B2zssssNPo4OJaPsbygInu RLbc/vNpw5YNiyO3rkEeE937PQFEkKREvCl758txt2qJeV11kJeNwqOAdONO6pzDQ2 ovcS6nsH/xlgd+6L2MmLx97e9i0ESaKLaY+lXxCeHhHGKIKNe7+n/V3MiI/YMz6VYI zD09r/JVV7G/A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 02/10] drm/amdgpu: Check num_gfx_rings for gfx v9_0 rb setup. Date: Tue, 30 Aug 2022 13:25:33 -0400 Message-Id: <20220830172541.581820-2-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220830172541.581820-1-sashal@kernel.org> References: <20220830172541.581820-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sasha Levin , tao.zhou1@amd.com, airlied@linux.ie, Xinhui.Pan@amd.com, ricetons@gmail.com, amd-gfx@lists.freedesktop.org, victor.skvortsov@amd.com, le.ma@amd.com, YiPeng.Chai@amd.com, dri-devel@lists.freedesktop.org, daniel@ffwll.ch, Alex Deucher , Candice Li , christian.koenig@amd.com, Hawking Zhang Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" From: Candice Li [ Upstream commit c351938350ab9b5e978dede2c321da43de7eb70c ] No need to set up rb when no gfx rings. Signed-off-by: Candice Li Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index d8ae6a23e6133..d36bea68a67e1 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -1771,7 +1771,8 @@ static void gfx_v9_0_gpu_init(struct amdgpu_device *adev) gfx_v9_0_tiling_mode_table_init(adev); - gfx_v9_0_setup_rb(adev); + if (adev->gfx.num_gfx_rings) + gfx_v9_0_setup_rb(adev); gfx_v9_0_get_cu_info(adev, &adev->gfx.cu_info); adev->gfx.config.db_debug2 = RREG32_SOC15(GC, 0, mmDB_DEBUG2); -- 2.35.1