From nobody Sat Feb 7 21:05:37 2026 Received: from out-174.mta1.migadu.com (out-174.mta1.migadu.com [95.215.58.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CA1F6330D3B for ; Tue, 6 Jan 2026 17:02:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.174 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767718947; cv=none; b=g3q3q1nxO7AUwFHFalRlZ/G/MtG/0DB2NV/PV+uUzN8CDcmB+U4vWnCAqgl3AUPyUSzoEm9wzxcq8sdetQ86q/teB8QFkMn7JnN/6NtcWi5cH8JHRhuVoZIEsMRTXlhNbv+ASJXnrRFoLVO4hgSKu69+Q2/tjdzhQAMdleNkHmk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767718947; c=relaxed/simple; bh=mxWhh1FCkJo5UGiIEo9esESyzNkTFWOhTirRuYiMSUI=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=RFeXBO+bMacyW6fXXnlitVvPP6VPh2JQPz46g56OrGl8Jv5/j+SrxEg/wNgJLv7wb8gSIH9MXHhuzDPXbsw89FcyYVTpsCR6RowCesNMadjNzT34rGMpteTps5BzugOtHjsDGAKTp4e6Fz2IeU3+4O9oyYfNByx4NOJv9lvG0N8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=fj6fdhXa; arc=none smtp.client-ip=95.215.58.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="fj6fdhXa" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1767718944; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OiEhZggfL5Xg3vG4VJq5+2MUKP+PyMAkCqc8zsFcA0Q=; b=fj6fdhXaBls4OvMR32hJmCUt7tuEb6KdeIF+vrmCfOc+awY0Hid9t/P1AhfvzSbq0q0dA8 VxEtRGDncoo/OChHVi7WEvV9y55XLDbJ/gMbbeijCDjk4X+bqxRmsjMqtoKwrJQrvO98hx MoyOKxe3ZtOg/PDAPUwLulCfPk6HibM= From: Sean Anderson To: Laurent Pinchart , Tomi Valkeinen , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , dri-devel@lists.freedesktop.org Cc: David Airlie , Michal Simek , Simona Vetter , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Sean Anderson Subject: [PATCH v3 1/3] drm: zynqmp_dp: Update connector state before AUX transfers Date: Tue, 6 Jan 2026 12:01:34 -0500 Message-Id: <20260106170136.501044-2-sean.anderson@linux.dev> In-Reply-To: <20260106170136.501044-1-sean.anderson@linux.dev> References: <20260106170136.501044-1-sean.anderson@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Migadu-Flow: FLOW_OUT Content-Type: text/plain; charset="utf-8" We still want to retry AUX transfers even when the connector is first plugged in. Update the connector state before reading the DPDC to ensure the AUX bus sees the most-recent state. Fixes: d76271d22694 ("drm: xlnx: DRM/KMS driver for Xilinx ZynqMP DisplayPo= rt Subsystem") Signed-off-by: Sean Anderson --- (no changes since v1) drivers/gpu/drm/xlnx/zynqmp_dp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xlnx/zynqmp_dp.c b/drivers/gpu/drm/xlnx/zynqmp= _dp.c index 34ddbf98e81d..f39c78b08e6a 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_dp.c +++ b/drivers/gpu/drm/xlnx/zynqmp_dp.c @@ -1697,6 +1697,7 @@ static enum drm_connector_status __zynqmp_dp_bridge_d= etect(struct zynqmp_dp *dp) } =20 if (state & ZYNQMP_DP_INTERRUPT_SIGNAL_STATE_HPD) { + dp->status =3D connector_status_connected; ret =3D drm_dp_dpcd_read(&dp->aux, 0x0, dp->dpcd, sizeof(dp->dpcd)); if (ret < 0) { @@ -1711,7 +1712,6 @@ static enum drm_connector_status __zynqmp_dp_bridge_d= etect(struct zynqmp_dp *dp) drm_dp_max_lane_count(dp->dpcd), dp->num_lanes); =20 - dp->status =3D connector_status_connected; return connector_status_connected; } =20 --=20 2.35.1.1320.gc452695387.dirty