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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 33310C432C1 for ; Tue, 24 Sep 2019 16:49:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0366920673 for ; Tue, 24 Sep 2019 16:49:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569343767; bh=ZW7DZIoYB8ha0qMnMTt72e6WQLNti6SiK+zXWEE454I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=PQZgt0i40J3Pfzs1y2Nljnr1K/KpbhFFHKlJaHvqP5MQQGCPuAA/o9hTb0r1CYzT6 y3IggkjdodAlYVr8eccHDed9lXxqxlDM9t6M20owgnRgrY809gbUEhiuFFdYEoHlpL dP4k60gaeYCYsIRuQjWrR340uNyL5GD9/jbH8S9s= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2410174AbfIXQt0 (ORCPT ); Tue, 24 Sep 2019 12:49:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:41474 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2410294AbfIXQtQ (ORCPT ); Tue, 24 Sep 2019 12:49:16 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9F8D020673; Tue, 24 Sep 2019 16:49:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569343755; bh=ZW7DZIoYB8ha0qMnMTt72e6WQLNti6SiK+zXWEE454I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kmXs9Ity0b9XlYyrF1OPjhl8X+S4fpIjeiv4Br20BCCdEsb30SrTsB/cW8wA1bOza QhiEFjh4B/iOAl9AKUdCKv5g9R3Jgx2LTD1xRNfaQFIT1NZ/1XN5LZJcMwqYIVkQ3q LxvJa8NyoIcgj1VCVV0dfryYLn8mh3KAVYprZDms= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Lewis Huang , Jun Lei , Eric Yang , Leo Li , Alex Deucher , Sasha Levin , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 4.19 16/50] drm/amd/display: reprogram VM config when system resume Date: Tue, 24 Sep 2019 12:48:13 -0400 Message-Id: <20190924164847.27780-16-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190924164847.27780-1-sashal@kernel.org> References: <20190924164847.27780-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore 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