From patchwork Thu Jun 15 14:13:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans de Goede X-Patchwork-Id: 13281307 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 4EC70EB64D9 for ; Thu, 15 Jun 2023 14:15:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344966AbjFOOPD (ORCPT ); Thu, 15 Jun 2023 10:15:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43020 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345035AbjFOOOz (ORCPT ); Thu, 15 Jun 2023 10:14:55 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 191B52684 for ; Thu, 15 Jun 2023 07:14:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1686838448; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=0huc8l/ZBQ3rWLUPeRNF+pjzKasirOc23tipcM7psZ4=; b=VPr8piVFZJnD7U3AbDaNfrUyuWQaBL9bg8zrjoJa3cQY8C6yx7KvURZF9gaAbqaPAqUTVE N6JOXGV2TZ2m3RUujwlAlQEnbtegwa63riszJijFNg7TfV/KImvXHh9uKT/2wfkfJbxmmL 0306wGjRdaZ3StMZvWRyt2lSqKhcnxY= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-592-YkLwqrIZMVq7nrFJkRlX8Q-1; Thu, 15 Jun 2023 10:14:05 -0400 X-MC-Unique: YkLwqrIZMVq7nrFJkRlX8Q-1 Received: from smtp.corp.redhat.com (int-mx09.intmail.prod.int.rdu2.redhat.com [10.11.54.9]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 798673C01DEC; Thu, 15 Jun 2023 14:13:55 +0000 (UTC) Received: from shalem.redhat.com (unknown [10.39.192.154]) by smtp.corp.redhat.com (Postfix) with ESMTP id 64DB948FB01; Thu, 15 Jun 2023 14:13:54 +0000 (UTC) From: Hans de Goede To: Sakari Ailus , Daniel Scally Cc: Hans de Goede , Mauro Carvalho Chehab , Andy Shevchenko , Kate Hsuan , Tommaso Merciai , linux-media@vger.kernel.org Subject: [PATCH v2 03/28] media: ov2680: Fix vflip / hflip set functions Date: Thu, 15 Jun 2023 16:13:24 +0200 Message-Id: <20230615141349.172363-4-hdegoede@redhat.com> In-Reply-To: <20230615141349.172363-1-hdegoede@redhat.com> References: <20230615141349.172363-1-hdegoede@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.9 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org ov2680_vflip_disable() / ov2680_hflip_disable() pass BIT(0) instead of 0 as value to ov2680_mod_reg(). While fixing this also: 1. Stop having separate enable/disable functions for hflip / vflip 2. Move the is_streaming check, which is unique to hflip / vflip into the ov2680_set_?flip() functions. for a nice code cleanup. Fixes: 3ee47cad3e69 ("media: ov2680: Add Omnivision OV2680 sensor driver") Signed-off-by: Hans de Goede Reviewed-by: Daniel Scally --- drivers/media/i2c/ov2680.c | 50 ++++++++++---------------------------- 1 file changed, 13 insertions(+), 37 deletions(-) diff --git a/drivers/media/i2c/ov2680.c b/drivers/media/i2c/ov2680.c index 2001e08253ef..c93810f84ed7 100644 --- a/drivers/media/i2c/ov2680.c +++ b/drivers/media/i2c/ov2680.c @@ -328,11 +328,15 @@ static void ov2680_set_bayer_order(struct ov2680_dev *sensor) sensor->fmt.code = ov2680_hv_flip_bayer_order[hv_flip]; } -static int ov2680_vflip_enable(struct ov2680_dev *sensor) +static int ov2680_set_vflip(struct ov2680_dev *sensor, s32 val) { int ret; - ret = ov2680_mod_reg(sensor, OV2680_REG_FORMAT1, BIT(2), BIT(2)); + if (sensor->is_streaming) + return -EBUSY; + + ret = ov2680_mod_reg(sensor, OV2680_REG_FORMAT1, + BIT(2), val ? BIT(2) : 0); if (ret < 0) return ret; @@ -340,33 +344,15 @@ static int ov2680_vflip_enable(struct ov2680_dev *sensor) return 0; } -static int ov2680_vflip_disable(struct ov2680_dev *sensor) +static int ov2680_set_hflip(struct ov2680_dev *sensor, s32 val) { int ret; - ret = ov2680_mod_reg(sensor, OV2680_REG_FORMAT1, BIT(2), BIT(0)); - if (ret < 0) - return ret; + if (sensor->is_streaming) + return -EBUSY; - return ov2680_bayer_order(sensor); -} - -static int ov2680_hflip_enable(struct ov2680_dev *sensor) -{ - int ret; - - ret = ov2680_mod_reg(sensor, OV2680_REG_FORMAT2, BIT(2), BIT(2)); - if (ret < 0) - return ret; - - return ov2680_bayer_order(sensor); -} - -static int ov2680_hflip_disable(struct ov2680_dev *sensor) -{ - int ret; - - ret = ov2680_mod_reg(sensor, OV2680_REG_FORMAT2, BIT(2), BIT(0)); + ret = ov2680_mod_reg(sensor, OV2680_REG_FORMAT2, + BIT(2), val ? BIT(2) : 0); if (ret < 0) return ret; @@ -720,19 +706,9 @@ static int ov2680_s_ctrl(struct v4l2_ctrl *ctrl) case V4L2_CID_EXPOSURE: return ov2680_exposure_set(sensor, ctrl->val); case V4L2_CID_VFLIP: - if (sensor->is_streaming) - return -EBUSY; - if (ctrl->val) - return ov2680_vflip_enable(sensor); - else - return ov2680_vflip_disable(sensor); + return ov2680_set_vflip(sensor, ctrl->val); case V4L2_CID_HFLIP: - if (sensor->is_streaming) - return -EBUSY; - if (ctrl->val) - return ov2680_hflip_enable(sensor); - else - return ov2680_hflip_disable(sensor); + return ov2680_set_hflip(sensor, ctrl->val); case V4L2_CID_TEST_PATTERN: return ov2680_test_pattern_set(sensor, ctrl->val); default: