From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A53D8BA48 for ; Tue, 7 Mar 2023 18:29:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 19554C433A1; Tue, 7 Mar 2023 18:29:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1678213779; bh=BP0SfKB7cBDQGHplT9Kn9rPAtTu5NHZ4y45KJYtSqDc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Vl6ivS25eTLMpci+vb0keTJ9CFnWy1fJSckphBQ7Ew9pJUaDQKLvsQQoLImBzGuV5 LQTycXmSyLzCaaQMTxWG7kxLuBMlYaI4YptyWzeLWCh03cGYtK3K0Ptd3XRkd8dAt0 3fa2P/Xd0sTVqk2dCnaiZHM50oObmPiDY12VEh3g= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Nicholas Kazlauskas , Alan Liu , Roman Li , Daniel Wheeler , Alex Deucher , Sasha Levin Subject: [PATCH 6.1 617/885] drm/amd/display: Set hvm_enabled flag for S/G mode Date: Tue, 7 Mar 2023 17:59:11 +0100 Message-Id: <20230307170029.089846914@linuxfoundation.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230307170001.594919529@linuxfoundation.org> References: <20230307170001.594919529@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Roman Li [ Upstream commit 40e9f3f067bc6fb47b878f8ba0a9cc7b93abbf49 ] [Why] After enabling S/G on dcn314 a screen corruption may be observed. HostVM flag should be set in S/G mode to be included in DML calculations. [How] In S/G mode gpu_vm_support flag is set. Use its value to init is_hvm_enabled. Reviewed-by: Nicholas Kazlauskas Acked-by: Alan Liu Signed-off-by: Roman Li Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 25ffc51ae6fa7..050e7a52c8f62 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1240,7 +1240,7 @@ static void mmhub_read_system_context(struct amdgpu_device *adev, struct dc_phy_ pa_config->gart_config.page_table_end_addr = page_table_end.quad_part << 12; pa_config->gart_config.page_table_base_addr = page_table_base.quad_part; - pa_config->is_hvm_enabled = 0; + pa_config->is_hvm_enabled = adev->mode_info.gpu_vm_support; } -- 2.39.2