From patchwork Fri May 5 20:54:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sakari Ailus X-Patchwork-Id: 679475 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 BCEF3C77B7F for ; Fri, 5 May 2023 20:54:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233407AbjEEUyZ (ORCPT ); Fri, 5 May 2023 16:54:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42676 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233398AbjEEUyX (ORCPT ); Fri, 5 May 2023 16:54:23 -0400 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E512949EB for ; Fri, 5 May 2023 13:54:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1683320062; x=1714856062; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=3zjSmhadpNxBwBxwtNuzY6XDxzGx9Fog998MFf0Nivk=; b=Ty3YLY8qqh6Aua1kkfs1Cf/F+4pRbRCt2RsfGWfgp2owJkgZHDxY9Gd+ hsT7LFXDrnlBXSvt8Vz90xjFjTGD9wd4Xl4b7/oP9xvcDnIMKIYEh3XL7 UaTdYAFg2h0EKQ8b24s71c0X4U/rcAWkAXW/RDyAmThgoqEw6KXG4ASFT hBYw+RDVSlSpG0YXSZJvlybyHwcA8J9jxAfMFSXFj2K7/gezifzt8sdwO nISyxrLimjVl+GtQWlZaLycDq2nPl1WbF75govclAIUgGX8s4+rnbOihD 8A4tiVIwGbOqivhi65+JUVAUsNEt1yIPkkaMtGvyKbvgTlDNyw+LywsCi A==; X-IronPort-AV: E=McAfee;i="6600,9927,10701"; a="414842207" X-IronPort-AV: E=Sophos;i="5.99,253,1677571200"; d="scan'208";a="414842207" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 May 2023 13:54:21 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10701"; a="767265302" X-IronPort-AV: E=Sophos;i="5.99,253,1677571200"; d="scan'208";a="767265302" Received: from turnipsi.fi.intel.com (HELO kekkonen.fi.intel.com) ([10.237.72.44]) by fmsmga004-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 May 2023 13:54:21 -0700 Received: from svinhufvud.ger.corp.intel.com (localhost [IPv6:::1]) by kekkonen.fi.intel.com (Postfix) with ESMTP id 4A140121435; Fri, 5 May 2023 23:54:18 +0300 (EEST) From: Sakari Ailus To: linux-media@vger.kernel.org Cc: bingbu.cao@intel.com Subject: [PATCH 2/2] media: pci: ipu3-cio2: Obtain remote pad from endpoint Date: Fri, 5 May 2023 23:54:16 +0300 Message-Id: <20230505205416.55002-3-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230505205416.55002-1-sakari.ailus@linux.intel.com> References: <20230505205416.55002-1-sakari.ailus@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Use the endpoint fwnode to find out the remote pad, instead of using the first source pad found. Also improve error messages. Signed-off-by: Sakari Ailus --- drivers/media/pci/intel/ipu3/ipu3-cio2-main.c | 30 +++++++++---------- 1 file changed, 15 insertions(+), 15 deletions(-) diff --git a/drivers/media/pci/intel/ipu3/ipu3-cio2-main.c b/drivers/media/pci/intel/ipu3/ipu3-cio2-main.c index 3c84cb121632..0a6fbe0e29db 100644 --- a/drivers/media/pci/intel/ipu3/ipu3-cio2-main.c +++ b/drivers/media/pci/intel/ipu3/ipu3-cio2-main.c @@ -1373,6 +1373,7 @@ static const struct v4l2_subdev_ops cio2_subdev_ops = { struct sensor_async_subdev { struct v4l2_async_subdev asd; struct csi2_bus_info csi2; + struct fwnode_endpoint endpoint; }; #define to_sensor_asd(asd) container_of(asd, struct sensor_async_subdev, asd) @@ -1424,24 +1425,22 @@ static int cio2_notifier_complete(struct v4l2_async_notifier *notifier) s_asd = to_sensor_asd(asd); q = &cio2->queue[s_asd->csi2.port]; - for (pad = 0; pad < q->sensor->entity.num_pads; pad++) - if (q->sensor->entity.pads[pad].flags & - MEDIA_PAD_FL_SOURCE) - break; - - if (pad == q->sensor->entity.num_pads) { - dev_err(dev, "failed to find src pad for %s\n", - q->sensor->name); - return -ENXIO; + ret = media_entity_get_fwnode_pad(&q->sensor->entity, + s_asd->endpoint.local_fwnode, + MEDIA_PAD_FL_SOURCE); + if (ret < 0) { + dev_err(dev, "no endpoint for %pfw (%d)\n", s_asd->endpoint.local_fwnode, ret); + return ret; } - ret = media_create_pad_link( - &q->sensor->entity, pad, - &q->subdev.entity, CIO2_PAD_SINK, - 0); + pad = ret; + + ret = media_create_pad_link(&q->sensor->entity, pad, + &q->subdev.entity, CIO2_PAD_SINK, + 0); if (ret) { - dev_err(dev, "failed to create link for %s\n", - q->sensor->name); + dev_err(dev, "failed to create link for %s (endpoint %pfw, error %d)\n", + q->sensor->name, s_asd->endpoint.local_fwnode, ret); return ret; } } @@ -1485,6 +1484,7 @@ static int cio2_parse_firmware(struct cio2_device *cio2) goto err_parse; } + s_asd->endpoint = vep.base; s_asd->csi2.port = vep.base.port; s_asd->csi2.lanes = vep.bus.mipi_csi2.num_data_lanes;