From nobody Fri Dec 19 17:36:18 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C7E20C6FA82 for ; Tue, 13 Sep 2022 15:09:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233340AbiIMPJn (ORCPT ); Tue, 13 Sep 2022 11:09:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235428AbiIMPIA (ORCPT ); Tue, 13 Sep 2022 11:08:00 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9F01E760C1; Tue, 13 Sep 2022 07:31:05 -0700 (PDT) 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 ams.source.kernel.org (Postfix) with ESMTPS id 6F398B80FAC; Tue, 13 Sep 2022 14:28:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CA1ACC433D7; Tue, 13 Sep 2022 14:28:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1663079290; bh=LhMRPfK7UasEqG4OE4oQclpIUn/hzO8YS1HbMLVxpfs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WkHnJAQz2gzCPN1iW/UD60hkb1f9ajajnyXXRg2YrhAr+fERu/fPvlGC0HVUywA9J kSZCeVlHPzrBCX5Z2Xtl4TgOdus8BVNZRJotAIpziqur1BRBfoeOgPvb3d+TARr/1f Iq5ZFIRNXicViMjoHStnWswMehFJeEo70zUEX62k= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Qu Huang , Alex Deucher , Sasha Levin Subject: [PATCH 5.4 076/108] drm/amdgpu: mmVM_L2_CNTL3 register not initialized correctly Date: Tue, 13 Sep 2022 16:06:47 +0200 Message-Id: <20220913140356.900746983@linuxfoundation.org> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20220913140353.549108748@linuxfoundation.org> References: <20220913140353.549108748@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Qu Huang [ Upstream commit b8983d42524f10ac6bf35bbce6a7cc8e45f61e04 ] The mmVM_L2_CNTL3 register is not assigned an initial value Signed-off-by: Qu Huang Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/= amdgpu/mmhub_v1_0.c index 641f1258f08dc..e60157fe7a7bf 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -182,6 +182,7 @@ static void mmhub_v1_0_init_cache_regs(struct amdgpu_de= vice *adev) tmp =3D REG_SET_FIELD(tmp, VM_L2_CNTL2, INVALIDATE_L2_CACHE, 1); WREG32_SOC15(MMHUB, 0, mmVM_L2_CNTL2, tmp); =20 + tmp =3D mmVM_L2_CNTL3_DEFAULT; if (adev->gmc.translate_further) { tmp =3D REG_SET_FIELD(tmp, VM_L2_CNTL3, BANK_SELECT, 12); tmp =3D REG_SET_FIELD(tmp, VM_L2_CNTL3, --=20 2.35.1