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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 04C03C678D4 for ; Tue, 7 Mar 2023 17:47:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232159AbjCGRrF (ORCPT ); Tue, 7 Mar 2023 12:47:05 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36536 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232144AbjCGRqq (ORCPT ); Tue, 7 Mar 2023 12:46:46 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 354CC5BBA for ; Tue, 7 Mar 2023 09:41:41 -0800 (PST) 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 9902DB818F6 for ; Tue, 7 Mar 2023 17:41:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 74B49C433EF; Tue, 7 Mar 2023 17:41:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1678210898; bh=GmoqgQjS8GrD7H/UaNkiPlOwZIiDMOQSslpLAim/nmo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dmqTKiJSty0YS2EhfeaKRJgCBHPZ2t7PFkdi5Fos3s3G8mUDOu59dM1cXEzttRB/R mh7srQ8gNd21oDv9hrziIpGcawrdsBUayYvOuV3xkthNin2OjvzR9LUtOWjLHI0FZ2 aUK6gQd8ksUHgYI6u7d6/euFrRMaRaaL+pkyJPqk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jun Lei , Jasdeep Dhillon , Dillon Varone , Alex Deucher , Sasha Levin Subject: [PATCH 6.2 0688/1001] drm/amd/display: Reduce expected sdp bandwidth for dcn321 Date: Tue, 7 Mar 2023 17:57:40 +0100 Message-Id: <20230307170051.466997959@linuxfoundation.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230307170022.094103862@linuxfoundation.org> References: <20230307170022.094103862@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Dillon Varone [ Upstream commit 6b81090d6d4cc0fd818c9ec9dbb6906f921ad396 ] [Description] Modify soc BB to reduce expected sdp bandwidth and align with measurements to fix underflow issues. Reviewed-by: Jun Lei Acked-by: Jasdeep Dhillon Signed-off-by: Dillon Varone Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c index f4b176599be7a..0ea406145c1d7 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c @@ -136,7 +136,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_21_soc = { .urgent_out_of_order_return_per_channel_pixel_only_bytes = 4096, .urgent_out_of_order_return_per_channel_pixel_and_vm_bytes = 4096, .urgent_out_of_order_return_per_channel_vm_only_bytes = 4096, - .pct_ideal_sdp_bw_after_urgent = 100.0, + .pct_ideal_sdp_bw_after_urgent = 90.0, .pct_ideal_fabric_bw_after_urgent = 67.0, .pct_ideal_dram_sdp_bw_after_urgent_pixel_only = 20.0, .pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm = 60.0, // N/A, for now keep as is until DML implemented -- 2.39.2