From patchwork Wed Jun 12 23:45:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Niklas_S=C3=B6derlund?= X-Patchwork-Id: 10993117 X-Patchwork-Delegate: kieran@bingham.xyz Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7B51714DB for ; Thu, 13 Jun 2019 17:01:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 692EA22A68 for ; Thu, 13 Jun 2019 17:01:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5D22826222; Thu, 13 Jun 2019 17:01:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0BDE322A68 for ; Thu, 13 Jun 2019 17:01:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389621AbfFMRBP (ORCPT ); Thu, 13 Jun 2019 13:01:15 -0400 Received: from bin-mail-out-05.binero.net ([195.74.38.228]:32334 "EHLO bin-mail-out-05.binero.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729737AbfFLXqW (ORCPT ); Wed, 12 Jun 2019 19:46:22 -0400 X-Halon-ID: 41eb57f1-8d6c-11e9-8ab4-005056917a89 Authorized-sender: niklas@soderlund.pp.se Received: from bismarck.berto.se (unknown [89.233.230.99]) by bin-vsp-out-01.atm.binero.net (Halon) with ESMTPA id 41eb57f1-8d6c-11e9-8ab4-005056917a89; Thu, 13 Jun 2019 01:46:11 +0200 (CEST) From: =?utf-8?q?Niklas_S=C3=B6derlund?= To: Laurent Pinchart , linux-media@vger.kernel.org Cc: linux-renesas-soc@vger.kernel.org, =?utf-8?q?Niklas_S=C3=B6derlund?= , Ulrich Hecht Subject: [PATCH v3 7/8] rcar-vin: Fold rvin_initialize_device() into rvin_open() Date: Thu, 13 Jun 2019 01:45:46 +0200 Message-Id: <20190612234547.14486-8-niklas.soderlund+renesas@ragnatech.se> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190612234547.14486-1-niklas.soderlund+renesas@ragnatech.se> References: <20190612234547.14486-1-niklas.soderlund+renesas@ragnatech.se> MIME-Version: 1.0 Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The function no longer serve a purpose as most tasks it performed have been refactored, fold what remains of it into the only caller. While at it add error checking for v4l2_ctrl_handler_setup(). Signed-off-by: Niklas Söderlund Reviewed-by: Ulrich Hecht --- drivers/media/platform/rcar-vin/rcar-v4l2.c | 24 +++++++-------------- 1 file changed, 8 insertions(+), 16 deletions(-) diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c index 5a01b617c87dccf1..a84a07f1588cc818 100644 --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c @@ -762,20 +762,6 @@ static int rvin_power_parallel(struct rvin_dev *vin, bool on) return 0; } -static int rvin_initialize_device(struct file *file) -{ - struct rvin_dev *vin = video_drvdata(file); - int ret; - - ret = rvin_power_parallel(vin, true); - if (ret < 0) - return ret; - - v4l2_ctrl_handler_setup(&vin->ctrl_handler); - - return 0; -} - static int rvin_open(struct file *file) { struct rvin_dev *vin = video_drvdata(file); @@ -796,14 +782,20 @@ static int rvin_open(struct file *file) goto err_unlock; if (v4l2_fh_is_singular_file(file)) { - ret = rvin_initialize_device(file); - if (ret) + ret = rvin_power_parallel(vin, true); + if (ret < 0) goto err_open; + + ret = v4l2_ctrl_handler_setup(&vin->ctrl_handler); + if (ret) + goto err_parallel; } mutex_unlock(&vin->lock); return 0; +err_parallel: + rvin_power_parallel(vin, false); err_open: v4l2_fh_release(file); err_unlock: