From patchwork Mon Aug 28 15:59:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Tretter X-Patchwork-Id: 13368133 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 AEAA6C71153 for ; Mon, 28 Aug 2023 15:59:24 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6ADB610E30A; Mon, 28 Aug 2023 15:59:16 +0000 (UTC) Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by gabe.freedesktop.org (Postfix) with ESMTPS id DAEB910E306 for ; Mon, 28 Aug 2023 15:59:12 +0000 (UTC) Received: from dude05.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::54]) by metis.ext.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1qaedy-0005pk-Sk; Mon, 28 Aug 2023 17:59:10 +0200 From: Michael Tretter Date: Mon, 28 Aug 2023 17:59:06 +0200 Subject: [PATCH 1/5] drm/bridge: samsung-dsim: add more mipi-dsi device debug information MIME-Version: 1.0 Message-Id: <20230818-samsung-dsim-v1-1-b39716db6b7a@pengutronix.de> References: <20230818-samsung-dsim-v1-0-b39716db6b7a@pengutronix.de> In-Reply-To: <20230818-samsung-dsim-v1-0-b39716db6b7a@pengutronix.de> To: Inki Dae , Jagan Teki , Marek Szyprowski , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , David Airlie , Daniel Vetter X-Mailer: b4 0.12.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:1101:1d::54 X-SA-Exim-Mail-From: m.tretter@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: dri-devel@lists.freedesktop.org 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: kernel@pengutronix.de, Marco Felsch , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Michael Tretter Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Marco Felsch Since the MIPI configuration can be changed on demand it is very useful to print more MIPI settings during the MIPI device attach step. Signed-off-by: Marco Felsch Signed-off-by: Michael Tretter Reviewed-by: Adam Ford #imx8mm-beacon Tested-by: Adam Ford #imx8mm-beacon Reviewed-by: Inki Dae Acked-by: Inki Dae --- drivers/gpu/drm/bridge/samsung-dsim.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 73ec60757dbc..6778f1751faa 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -1711,7 +1711,10 @@ static int samsung_dsim_host_attach(struct mipi_dsi_host *host, return ret; } - DRM_DEV_INFO(dev, "Attached %s device\n", device->name); + DRM_DEV_INFO(dev, "Attached %s device (lanes:%d bpp:%d mode-flags:0x%lx)\n", + device->name, device->lanes, + mipi_dsi_pixel_format_to_bpp(device->format), + device->mode_flags); drm_bridge_add(&dsi->bridge);