From patchwork Thu Mar 30 14:20:30 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: 13194263 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 468CEC6FD1D for ; Thu, 30 Mar 2023 14:21:09 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6B5FC10EE89; Thu, 30 Mar 2023 14:20:58 +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 CDD1110EE76 for ; Thu, 30 Mar 2023 14:20:43 +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 166E9660000E; Thu, 30 Mar 2023 15:20:42 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1680186042; bh=l7DxgZbkLf1a/NAX8ACnOYom2qi3A95N4rbvhFxlUX8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=G+N7Mm5p05ibAjldy0ztpMj2bog3cgiYrH6vEB4EDL/2kVNHu6Wdcd/0CHcpnOdy9 PkVQnTF0JZowrF0aJhNMRqikGo19zxRYJs4VBNIYHpcZkbxAwcxPJyWJsmTFP2WOKP qRFrx3+GiO52hsZejPFSNbIxuhdi/m7u+k92akp2y3bLcHD+00rp0OeqLNsOoG3LJO 0/KzS5KP4piExrR/Fn3UropaOKfZRXV85m7umZK0qYDVE/pbOEkwZbFvHZk+cv1hxl oATil3lGCIuzoPjuCCCGmLV+eF4EhdQB0opGbFPK3sFE2vW1gsrWQG7zqXXhRN4d5Z Y4V30RHoIja9A== From: AngeloGioacchino Del Regno To: chunkuang.hu@kernel.org Subject: [PATCH v2 3/8] drm/mediatek: dp: Always return connected status for eDP in .detect() Date: Thu, 30 Mar 2023 16:20:30 +0200 Message-Id: <20230330142035.191399-4-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230330142035.191399-1-angelogioacchino.delregno@collabora.com> References: <20230330142035.191399-1-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: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, 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" If this is an eDP panel it's not removable, hence it's always connected: as a shortcut, always return connector_status_connected in the .detect() callback for eDP connector, avoiding a poweron, a check for sink count and a poweroff. Signed-off-by: AngeloGioacchino Del Regno --- drivers/gpu/drm/mediatek/mtk_dp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c index 76ea94167531..c82dd1f0675d 100644 --- a/drivers/gpu/drm/mediatek/mtk_dp.c +++ b/drivers/gpu/drm/mediatek/mtk_dp.c @@ -1957,6 +1957,9 @@ static enum drm_connector_status mtk_dp_bdg_detect(struct drm_bridge *bridge) bool enabled = mtk_dp->enabled; u8 sink_count = 0; + if (mtk_dp->bridge.type == DRM_MODE_CONNECTOR_eDP) + return connector_status_connected; + if (!mtk_dp->train_info.cable_plugged_in) return ret;