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=-20.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 70E57C11F6D for ; Tue, 6 Jul 2021 12:23:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 296DF62303 for ; Tue, 6 Jul 2021 12:23:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241791AbhGFMZZ (ORCPT ); Tue, 6 Jul 2021 08:25:25 -0400 Received: from mail.kernel.org ([198.145.29.99]:42590 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235912AbhGFLad (ORCPT ); Tue, 6 Jul 2021 07:30:33 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 2CE8661C50; Tue, 6 Jul 2021 11:22:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1625570538; bh=AgYzttsoWH9Cupv3Q95wLVE+BPAaG9v5QCVCdFfbM3A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZZeA0hyrQUR6ruUDE3IxOgqMnY6RLDKOd+cVFBvUIQkWJ8Ii56+0FZwzv2UgIEXGv Ob8NLHWYvOW3ZRdW05VdNU8h7oZMv3IJSqbDfSwv35xwKlEEBnXTx0kIV/tYnAXwVH 7DcsdI/KGajNSaUNKXps6wPTWglFsmWwL8yqH1sNT6WOVr4z3FSKPwYJUlmQ6NJjoG IOGSLpGDdYPOk3XpkCQGucrAg2PX2TYdsiZyQaytF7LqqogsScDqz6xHgXKDaJwn8R 0V7Ld6cEHKlqGEhkruhSxOUT3VkQGKpTt4Uxcz8jiWD/Z3jrBOZuICpxS/DZzXCNMw 2xoFZOpDJuL8A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dmytro Laktyushkin , Aric Cyr , Stylon Wang , Daniel Wheeler , Alex Deucher , Sasha Levin , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.10 010/137] drm/amd/display: fix use_max_lb flag for 420 pixel formats Date: Tue, 6 Jul 2021 07:19:56 -0400 Message-Id: <20210706112203.2062605-10-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210706112203.2062605-1-sashal@kernel.org> References: <20210706112203.2062605-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dmytro Laktyushkin [ Upstream commit 8809a7a4afe90ad9ffb42f72154d27e7c47551ae ] Right now the flag simply selects memory config 0 when flag is true however 420 modes benefit more from memory config 3. Signed-off-by: Dmytro Laktyushkin Reviewed-by: Aric Cyr Acked-by: Stylon Wang Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c index fce37c527a0b..8bb5912d837d 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c @@ -482,10 +482,13 @@ static enum lb_memory_config dpp1_dscl_find_lb_memory_config(struct dcn10_dpp *d int vtaps_c = scl_data->taps.v_taps_c; int ceil_vratio = dc_fixpt_ceil(scl_data->ratios.vert); int ceil_vratio_c = dc_fixpt_ceil(scl_data->ratios.vert_c); - enum lb_memory_config mem_cfg = LB_MEMORY_CONFIG_0; - if (dpp->base.ctx->dc->debug.use_max_lb) - return mem_cfg; + if (dpp->base.ctx->dc->debug.use_max_lb) { + if (scl_data->format == PIXEL_FORMAT_420BPP8 + || scl_data->format == PIXEL_FORMAT_420BPP10) + return LB_MEMORY_CONFIG_3; + return LB_MEMORY_CONFIG_0; + } dpp->base.caps->dscl_calc_lb_num_partitions( scl_data, LB_MEMORY_CONFIG_1, &num_part_y, &num_part_c); -- 2.30.2