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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1C382C4360C for ; Sun, 6 Oct 2019 17:28:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DEA8F2087E for ; Sun, 6 Oct 2019 17:28:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570382913; bh=ZW7DZIoYB8ha0qMnMTt72e6WQLNti6SiK+zXWEE454I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=iSZs7nBH/vyKm+SPhui8kay267BiqDNITXibylEwyVSsD/9svyvuK6EHdIN8rFhg3 VGFsgy/7Cu2fqb+9CNTAkp8vIoOa9TljPp6oljWXdYG3Mf+ST/NDhwSca0Fe1KTC0n NhRI1nb7CxA7s5+49vhD8qnOBh0Q8EIb3+RcXyag= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727799AbfJFR2c (ORCPT ); Sun, 6 Oct 2019 13:28:32 -0400 Received: from mail.kernel.org ([198.145.29.99]:54130 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728786AbfJFR22 (ORCPT ); Sun, 6 Oct 2019 13:28:28 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DF7422080F; Sun, 6 Oct 2019 17:28:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570382908; bh=ZW7DZIoYB8ha0qMnMTt72e6WQLNti6SiK+zXWEE454I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=W3tdDIjibp2E6LDgp/GinA+WXfmY5DL6SeCOW7Xqt9M2Fq0g15UueepCtpw3bznJZ FkIjc94jhsj/14bZDlj3TUgIxOPtb9nYk0WMI0HQLEP7vMWW3NUtgvh90jktKGexU0 KSCJiyC27IP8+ju4ghQGPrYmY/fUAwjLcdiQ/c+E= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Lewis Huang , Jun Lei , Eric Yang , Leo Li , Alex Deucher , Sasha Levin Subject: [PATCH 4.19 016/106] drm/amd/display: reprogram VM config when system resume Date: Sun, 6 Oct 2019 19:20:22 +0200 Message-Id: <20191006171132.047808506@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191006171124.641144086@linuxfoundation.org> References: <20191006171124.641144086@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Lewis Huang [ Upstream commit e5382701c3520b3ed66169a6e4aa6ce5df8c56e0 ] [Why] The vm config will be clear to 0 when system enter S4. It will cause hubbub didn't know how to fetch data when system resume. The flip always pending because earliest_inuse_address and request_address are different. [How] Reprogram VM config when system resume Signed-off-by: Lewis Huang Reviewed-by: Jun Lei Acked-by: Eric Yang Acked-by: Leo Li Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/core/dc.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index f4b89d1ea6f6f..2b2efe443c36d 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1585,6 +1585,14 @@ void dc_set_power_state( dc_resource_state_construct(dc, dc->current_state); dc->hwss.init_hw(dc); + +#ifdef CONFIG_DRM_AMD_DC_DCN2_0 + if (dc->hwss.init_sys_ctx != NULL && + dc->vm_pa_config.valid) { + dc->hwss.init_sys_ctx(dc->hwseq, dc, &dc->vm_pa_config); + } +#endif + break; default: -- 2.20.1