From patchwork Tue Jul 25 07:32:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 13326048 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C4098C0015E for ; Tue, 25 Jul 2023 07:33:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CFF6510E3B0; Tue, 25 Jul 2023 07:33:12 +0000 (UTC) Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by gabe.freedesktop.org (Postfix) with ESMTPS id 35EB110E3A9 for ; Tue, 25 Jul 2023 07:32:52 +0000 (UTC) Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 5B60C6606FD7; Tue, 25 Jul 2023 08:32:50 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1690270371; bh=hHqJCxhzA0NOhvW3sNvZ11fAVEceLOVkRCjEEye+yKg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=npAYi+z4wql40aD1QROYJmcM6oHeg8AUjTxpZzqZpdYN0AP4TA99xgNx3d+AmkgHE /2RIRRrcLBrz6aYmi6CzHDfVFo1D1anRp9WAE9U3cjRqi07ksFICzqCLY//tpEFRXX RH5RGXVTfNZC5cvNIA1rnIwlg1fVW2u8/Htbd6PFcaZQ+/juM06VYKukci3xfqYetl dwGQjcjbjgvPaoidOQHbgTbxYzWtErnseCUBYgDZ7PFjPgd5KKxxJ1bUwmCQ2tP9AG 8pL2LcGhozsJR+XmLF4AdDoPWVT5DIqHk+G/snsa+gtT4JHfUoUnRUnzTo4keEaNeG sDZVbEJaXM6bg== From: AngeloGioacchino Del Regno To: chunkuang.hu@kernel.org Subject: [PATCH v7 05/11] drm/mediatek: dp: Move AUX_P0 setting to mtk_dp_initialize_aux_settings() Date: Tue, 25 Jul 2023 09:32:28 +0200 Message-ID: <20230725073234.55892-6-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230725073234.55892-1-angelogioacchino.delregno@collabora.com> References: <20230725073234.55892-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: nfraprado@collabora.com, Alexandre Mergnat , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, ehristev@collabora.com, wenst@chromium.org, matthias.bgg@gmail.com, kernel@collabora.com, linux-arm-kernel@lists.infradead.org, angelogioacchino.delregno@collabora.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Move the register write to MTK_DP_AUX_P0_3690 to set the AUX reply mode to function mtk_dp_initialize_aux_settings(), as this is effectively part of the DPTX AUX setup sequence. Signed-off-by: AngeloGioacchino Del Regno Tested-by: Chen-Yu Tsai Reviewed-by: CK Hu Reviewed-by: Alexandre Mergnat --- drivers/gpu/drm/mediatek/mtk_dp.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c index fc6cabf5370b..e8d3bf310608 100644 --- a/drivers/gpu/drm/mediatek/mtk_dp.c +++ b/drivers/gpu/drm/mediatek/mtk_dp.c @@ -1009,6 +1009,11 @@ static void mtk_dp_initialize_aux_settings(struct mtk_dp *mtk_dp) mtk_dp_update_bits(mtk_dp, MTK_DP_AUX_P0_37C8, MTK_ATOP_EN_AUX_TX_P0, MTK_ATOP_EN_AUX_TX_P0); + + /* Set complete reply mode for AUX */ + mtk_dp_update_bits(mtk_dp, MTK_DP_AUX_P0_3690, + RX_REPLY_COMPLETE_MODE_AUX_TX_P0, + RX_REPLY_COMPLETE_MODE_AUX_TX_P0); } static void mtk_dp_initialize_digital_settings(struct mtk_dp *mtk_dp) @@ -1826,10 +1831,6 @@ static void mtk_dp_init_port(struct mtk_dp *mtk_dp) mtk_dp_initialize_settings(mtk_dp); mtk_dp_initialize_aux_settings(mtk_dp); mtk_dp_initialize_digital_settings(mtk_dp); - - mtk_dp_update_bits(mtk_dp, MTK_DP_AUX_P0_3690, - RX_REPLY_COMPLETE_MODE_AUX_TX_P0, - RX_REPLY_COMPLETE_MODE_AUX_TX_P0); mtk_dp_initialize_hpd_detect_settings(mtk_dp); mtk_dp_digital_sw_reset(mtk_dp);