From patchwork Tue May 24 01:05:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Vasut X-Patchwork-Id: 12859607 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 F068BC433EF for ; Tue, 24 May 2022 01:06:02 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 394EC10E98B; Tue, 24 May 2022 01:05:56 +0000 (UTC) Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9967110E829 for ; Tue, 24 May 2022 01:05:49 +0000 (UTC) Received: from tr.lan (ip-86-49-12-201.net.upcbroadband.cz [86.49.12.201]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id E70C2841D6; Tue, 24 May 2022 03:05:47 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1653354348; bh=fh42fiNZuT2NRw3YS/X90tYAq3H2NAF5etw1GyBvKNg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F1EUUsBADcmNSlm9faHP1OHfYXqESQImBzeplDdZGUnB9DLy3P86kclM6kpQwfN9E NXAhIDr2Rc2BBQo3iHBQvkdI2w4ZkBOMc/7AuvgjWIBl8cYvSTuvfzeWkocJVKzezu L7AXJZUJi2oebc2f3o+KKa2jPD2W2rhBsB0eKTQXdMnkc86Uo3OYdj10DCtqGfuTuB hHGuqI7bylCs4snjLpLkDCj8Jbl7uCd/FPTrvLSLF/CqqGHz376a9wtAL+lS/zavXa C1vPSCJAZbH0A3ccqJDMwTRxbN/kXTiy8gpFIz7rVuVQe5V8y69uUq1ipDicvX1EQg 3HJuw2eMspv/w== From: Marek Vasut To: dri-devel@lists.freedesktop.org Subject: [PATCH v2 05/11] drm/bridge: lt9211: Convert to drm_of_get_data_lanes_count Date: Tue, 24 May 2022 03:05:16 +0200 Message-Id: <20220524010522.528569-5-marex@denx.de> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220524010522.528569-1-marex@denx.de> References: <20220524010522.528569-1-marex@denx.de> MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.103.5 at phobos.denx.de X-Virus-Status: Clean 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: Marek Vasut , Laurent Pinchart , robert.foss@linaro.org, Maxime Ripard , Andrzej Hajda , Sam Ravnborg Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Convert driver to use this new helper to standardize OF "data-lanes" parsing. Reviewed-by: Andrzej Hajda Signed-off-by: Marek Vasut Cc: Andrzej Hajda Cc: Laurent Pinchart Cc: Lucas Stach Cc: Maxime Ripard Cc: Robert Foss Cc: Sam Ravnborg To: dri-devel@lists.freedesktop.org --- V2: - Rename drm_of_get_data_lanes{,_ep} to drm_of_get_data_lanes_count{,_ep} - Add RB from Andrzej --- drivers/gpu/drm/bridge/lontium-lt9211.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/bridge/lontium-lt9211.c b/drivers/gpu/drm/bridge/lontium-lt9211.c index e92821fbc6393..84d764b4139bd 100644 --- a/drivers/gpu/drm/bridge/lontium-lt9211.c +++ b/drivers/gpu/drm/bridge/lontium-lt9211.c @@ -686,7 +686,7 @@ static int lt9211_host_attach(struct lt9211 *ctx) int ret; endpoint = of_graph_get_endpoint_by_regs(dev->of_node, 0, -1); - dsi_lanes = of_property_count_u32_elems(endpoint, "data-lanes"); + dsi_lanes = drm_of_get_data_lanes_count(endpoint, 1, 4); host_node = of_graph_get_remote_port_parent(endpoint); host = of_find_mipi_dsi_host_by_node(host_node); of_node_put(host_node); @@ -695,8 +695,8 @@ static int lt9211_host_attach(struct lt9211 *ctx) if (!host) return -EPROBE_DEFER; - if (dsi_lanes < 0 || dsi_lanes > 4) - return -EINVAL; + if (dsi_lanes < 0) + return dsi_lanes; dsi = devm_mipi_dsi_device_register_full(dev, host, &info); if (IS_ERR(dsi))