From nobody Fri Dec 19 05:26:51 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 8CC90C54EE9 for ; Tue, 13 Sep 2022 15:19:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235793AbiIMPTW (ORCPT ); Tue, 13 Sep 2022 11:19:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38496 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235483AbiIMPSC (ORCPT ); Tue, 13 Sep 2022 11:18:02 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 184C1520A7; Tue, 13 Sep 2022 07:34:56 -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 dfw.source.kernel.org (Postfix) with ESMTPS id 832B6614E4; Tue, 13 Sep 2022 14:32:16 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 86D05C433D6; Tue, 13 Sep 2022 14:32:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1663079535; bh=JArKBCEL/uMuvvvG5tPJeSOSfdRI7vlyp45mKEbpU+U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1b/XFUeUz67O8jepwEI+4janJf1pIuI0u/HNmYm9ro6Q0ocLwNu1xxeY5oP5nZR3l DH0WP1CynUakCvZVQiyGVEM779gDK7cbUeMUqXIAQJdoireFxn+8WVbUo7qR6J06Gg lI5BlKNFCPrVWA8uwXAdJlicrAbS7sOaAwQORLRQ= 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 4.19 56/79] drm/amdgpu: mmVM_L2_CNTL3 register not initialized correctly Date: Tue, 13 Sep 2022 16:07:14 +0200 Message-Id: <20220913140351.610246119@linuxfoundation.org> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20220913140348.835121645@linuxfoundation.org> References: <20220913140348.835121645@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 c963eec58c702..923bc097a00b2 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -155,6 +155,7 @@ 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