From patchwork Wed Mar 18 00:25:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 11444303 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 163F690 for ; Wed, 18 Mar 2020 00:25:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E1C8A2073E for ; Wed, 18 Mar 2020 00:25:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="ZjKxqJdP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727210AbgCRAZZ (ORCPT ); Tue, 17 Mar 2020 20:25:25 -0400 Received: from perceval.ideasonboard.com ([213.167.242.64]:59906 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727190AbgCRAZZ (ORCPT ); Tue, 17 Mar 2020 20:25:25 -0400 Received: from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi [81.175.216.236]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 3A7F51AF4; Wed, 18 Mar 2020 01:25:23 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1584491123; bh=F9fnX25PXHg69eh7lpuMOqNiq3h0+N0RLw+RaLbWWnw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZjKxqJdPkq8HYXxvfCedlI4EVGRfUM0pNK/oLY9bpqhsdnWKTDcfk6hB9zVEgZ1yq WBjjXrTiqN/Mjo+ciEGFFFu/vHmqw1j9sFF33pI9IEBMgTyYKfqfG1f8eYBg1kJt5b BSsEOio4FAaJ29iKT7r1+yomyRZocADmoOSXCR7o= From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: Sakari Ailus , Jacopo Mondi , =?utf-8?q?Niklas_S=C3=B6derlund?= , Kieran Bingham , Lad Prabhakar , linux-renesas-soc@vger.kernel.org Subject: [PATCH v2 4/4] media: v4l2-async: Don't check fwnode name to detect endpoint Date: Wed, 18 Mar 2020 02:25:07 +0200 Message-Id: <20200318002507.30336-5-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200318002507.30336-1-laurent.pinchart+renesas@ideasonboard.com> References: <20200318002507.30336-1-laurent.pinchart+renesas@ideasonboard.com> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Use the presence of a "remote-endpoint" property to detect if a fwnode is an endpoint node, as checking the node name won't work on ACPI-based implementations. Signed-off-by: Laurent Pinchart --- drivers/media/v4l2-core/v4l2-async.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c index 9f393a7be455..a5f83ba502df 100644 --- a/drivers/media/v4l2-core/v4l2-async.c +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -78,7 +78,6 @@ static bool match_fwnode(struct v4l2_async_notifier *notifier, bool asd_fwnode_is_ep; bool sd_fwnode_is_ep; struct device *dev; - const char *name; /* * Both the subdev and the async subdev can provide either an endpoint @@ -92,10 +91,10 @@ static bool match_fwnode(struct v4l2_async_notifier *notifier, * Otherwise, check if the sd fwnode and the asd fwnode refer to an * endpoint or a device. If they're of the same type, there's no match. */ - name = fwnode_get_name(sd->fwnode); - sd_fwnode_is_ep = name && strstarts(name, "endpoint"); - name = fwnode_get_name(asd->match.fwnode); - asd_fwnode_is_ep = name && strstarts(name, "endpoint"); + sd_fwnode_is_ep = fwnode_property_present(sd->fwnode, + "remote-endpoint"); + asd_fwnode_is_ep = fwnode_property_present(asd->match.fwnode, + "remote-endpoint"); if (sd_fwnode_is_ep == asd_fwnode_is_ep) return false;