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 07DA1C3DA6B for ; Tue, 30 Aug 2022 17:23:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E60E510E273; Tue, 30 Aug 2022 17:23:24 +0000 (UTC) Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7257610E273; Tue, 30 Aug 2022 17:23:17 +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 ams.source.kernel.org (Postfix) with ESMTPS id E38E3B81D1C; Tue, 30 Aug 2022 17:23:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 10C56C433C1; Tue, 30 Aug 2022 17:23:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1661880194; bh=eLQysucWtbuQVmZ18poC/6s/zb/c7UUX3N6DVtbI0sQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uLdFKg8Asg1AHw7o4u9TpXjjjjH+VFXEvitd3W2IZlytjC5eYrYaCyzTR2ZvIc0op QPfLuVHFY3z2DWF0LNwJHkcDfTdvJWAk27QHIzxRZm0raz0hf1ktfiyVSs5x9YfX/U G0cCH9YB3dKY1PNFoEALj1ePn11CrIXvIfi/ZrX0uiwectOv1K2etHH5hMHfM/Ir2H d9VZ75CaGQ+dVc+g2EziMdGMOpBJQD/gf/zaCnrMGSPlD0BxWjzcODUUJsoQQVL2rp wRx4kDwrJOkgO+lGhuEpq6sgpUQIoMWs7riQRfVmFJmYBYLSaYAhF95lkgRwO1eoCm gvq9IkwkLdo1A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 5.15 23/23] drm/amdgpu: mmVM_L2_CNTL3 register not initialized correctly Date: Tue, 30 Aug 2022 13:21:40 -0400 Message-Id: <20220830172141.581086-23-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220830172141.581086-1-sashal@kernel.org> References: <20220830172141.581086-1-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 , dri-devel@lists.freedesktop.org, guchun.chen@amd.com, airlied@linux.ie, Qu Huang , Xinhui.Pan@amd.com, amd-gfx@lists.freedesktop.org, YiPeng.Chai@amd.com, mario.limonciello@amd.com, daniel@ffwll.ch, Alex Deucher , evan.quan@amd.com, christian.koenig@amd.com, Hawking.Zhang@amd.com Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" 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 b3bede1dc41da..4259f623a9d7a 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -176,6 +176,7 @@ static void mmhub_v1_0_init_cache_regs(struct amdgpu_device *adev) tmp = REG_SET_FIELD(tmp, VM_L2_CNTL2, INVALIDATE_L2_CACHE, 1); WREG32_SOC15(MMHUB, 0, mmVM_L2_CNTL2, tmp); + tmp = mmVM_L2_CNTL3_DEFAULT; if (adev->gmc.translate_further) { tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, BANK_SELECT, 12); tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, -- 2.35.1