From patchwork Wed Dec 1 13:01:15 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sakari Ailus X-Patchwork-Id: 519381 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4B9BEC4332F for ; Wed, 1 Dec 2021 13:00:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349454AbhLANDm (ORCPT ); Wed, 1 Dec 2021 08:03:42 -0500 Received: from mga03.intel.com ([134.134.136.65]:14213 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349377AbhLANDk (ORCPT ); Wed, 1 Dec 2021 08:03:40 -0500 X-IronPort-AV: E=McAfee;i="6200,9189,10184"; a="236395544" X-IronPort-AV: E=Sophos;i="5.87,278,1631602800"; d="scan'208";a="236395544" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Dec 2021 05:00:19 -0800 X-IronPort-AV: E=Sophos;i="5.87,278,1631602800"; d="scan'208";a="609542469" Received: from paasikivi.fi.intel.com ([10.237.72.42]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Dec 2021 05:00:17 -0800 Received: from punajuuri.localdomain (punajuuri.localdomain [192.168.240.130]) by paasikivi.fi.intel.com (Postfix) with ESMTP id 6062C2036B; Wed, 1 Dec 2021 15:00:15 +0200 (EET) Received: from sailus by punajuuri.localdomain with local (Exim 4.94.2) (envelope-from ) id 1msPEZ-003vmX-MH; Wed, 01 Dec 2021 15:01:15 +0200 From: Sakari Ailus To: linux-acpi@vger.kernel.org Cc: andriy.shevchenko@linux.intel.com, heikki.krogerus@linux.intel.com, rafael@kernel.org, Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , linux-tegra@vger.kernel.org, linux-media@vger.kernel.org Subject: [PATCH v2 7/7] device property: Drop fwnode_graph_get_remote_node() Date: Wed, 1 Dec 2021 15:01:15 +0200 Message-Id: <20211201130115.937052-1-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211201125934.936953-1-sakari.ailus@linux.intel.com> References: <20211201125934.936953-1-sakari.ailus@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org fwnode_graph_get_remote_node() is only used by the tegra-video driver. Convert it to use newer fwnode_graph_get_endpoint_by_id() and drop now-unused fwnode_graph_get_remote_node(). Signed-off-by: Sakari Ailus Reviewed-by: Andy Shevchenko --- drivers/base/property.c | 38 -------------------------- drivers/staging/media/tegra-video/vi.c | 12 +++++--- include/linux/property.h | 3 -- 3 files changed, 8 insertions(+), 45 deletions(-) diff --git a/drivers/base/property.c b/drivers/base/property.c index 78106192babb8..a7086e5526445 100644 --- a/drivers/base/property.c +++ b/drivers/base/property.c @@ -1059,44 +1059,6 @@ fwnode_graph_get_remote_endpoint(const struct fwnode_handle *fwnode) } EXPORT_SYMBOL_GPL(fwnode_graph_get_remote_endpoint); -/** - * fwnode_graph_get_remote_node - get remote parent node for given port/endpoint - * @fwnode: pointer to parent fwnode_handle containing graph port/endpoint - * @port_id: identifier of the parent port node - * @endpoint_id: identifier of the endpoint node - * - * Return: Remote fwnode handle associated with remote endpoint node linked - * to @node. Use fwnode_node_put() on it when done. - */ -struct fwnode_handle * -fwnode_graph_get_remote_node(const struct fwnode_handle *fwnode, u32 port_id, - u32 endpoint_id) -{ - struct fwnode_handle *endpoint; - - fwnode_graph_for_each_endpoint(fwnode, endpoint) { - struct fwnode_endpoint fwnode_ep; - struct fwnode_handle *remote; - int ret; - - ret = fwnode_graph_parse_endpoint(endpoint, &fwnode_ep); - if (ret < 0) - continue; - - if (fwnode_ep.port != port_id || fwnode_ep.id != endpoint_id) - continue; - - remote = fwnode_graph_get_remote_port_parent(endpoint); - if (!remote) - return NULL; - - return fwnode_device_is_available(remote) ? remote : NULL; - } - - return NULL; -} -EXPORT_SYMBOL_GPL(fwnode_graph_get_remote_node); - static bool fwnode_graph_remote_available(struct fwnode_handle *ep) { struct fwnode_handle *dev_node; diff --git a/drivers/staging/media/tegra-video/vi.c b/drivers/staging/media/tegra-video/vi.c index 69d9787d53384..d1f43f465c224 100644 --- a/drivers/staging/media/tegra-video/vi.c +++ b/drivers/staging/media/tegra-video/vi.c @@ -1845,7 +1845,6 @@ static int tegra_vi_graph_init(struct tegra_vi *vi) struct tegra_vi_channel *chan; struct fwnode_handle *fwnode = dev_fwnode(vi->dev); int ret; - struct fwnode_handle *remote = NULL; /* * Walk the links to parse the full graph. Each channel will have @@ -1857,11 +1856,16 @@ static int tegra_vi_graph_init(struct tegra_vi *vi) * next channels. */ list_for_each_entry(chan, &vi->vi_chans, list) { - remote = fwnode_graph_get_remote_node(fwnode, chan->portnos[0], - 0); - if (!remote) + struct fwnode_handle *ep, *remote; + + ep = fwnode_graph_get_endpoint_by_id(fwnode, + chan->portnos[0], 0, 0); + if (!ep) continue; + remote = fwnode_graph_get_remote_port_parent(ep); + fwnode_handle_put(ep); + ret = tegra_vi_graph_parse_one(chan, remote); fwnode_handle_put(remote); if (ret < 0 || list_empty(&chan->notifier.asd_list)) diff --git a/include/linux/property.h b/include/linux/property.h index e32b95f42c9db..3a31765895c11 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -401,9 +401,6 @@ struct fwnode_handle *fwnode_graph_get_remote_port( const struct fwnode_handle *fwnode); struct fwnode_handle *fwnode_graph_get_remote_endpoint( const struct fwnode_handle *fwnode); -struct fwnode_handle * -fwnode_graph_get_remote_node(const struct fwnode_handle *fwnode, u32 port, - u32 endpoint); static inline bool fwnode_graph_is_endpoint(struct fwnode_handle *fwnode) {