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[2620:137:e000::3:5]) by mx.google.com with ESMTPS id 23-20020a630017000000b005c668dc2426si5861664pga.176.2023.12.11.01.43.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Dec 2023 01:43:42 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:5 as permitted sender) client-ip=2620:137:e000::3:5; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:5 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by groat.vger.email (Postfix) with ESMTP id 696B48077444; Mon, 11 Dec 2023 01:43:40 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at groat.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234468AbjLKJn0 convert rfc822-to-8bit (ORCPT + 99 others); Mon, 11 Dec 2023 04:43:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53608 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229608AbjLKJnZ (ORCPT ); Mon, 11 Dec 2023 04:43:25 -0500 Received: from fd01.gateway.ufhost.com (fd01.gateway.ufhost.com [61.152.239.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 102ABD1; Mon, 11 Dec 2023 01:43:32 -0800 (PST) Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by fd01.gateway.ufhost.com (Postfix) with ESMTP id C4AA624DC33; Mon, 11 Dec 2023 17:43:30 +0800 (CST) Received: from EXMBX062.cuchost.com (172.16.6.62) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Mon, 11 Dec 2023 17:43:30 +0800 Received: from ubuntu.localdomain (183.27.97.57) by EXMBX062.cuchost.com (172.16.6.62) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Mon, 11 Dec 2023 17:43:29 +0800 From: Changhuang Liang To: Maxime Ripard , Mauro Carvalho Chehab CC: Jack Zhu , Changhuang Liang , , Subject: [PATCH v1] media: cadence: csi2rx: Add enum_mbus_code pad ops Date: Mon, 11 Dec 2023 01:43:29 -0800 Message-ID: <20231211094329.9090-1-changhuang.liang@starfivetech.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [183.27.97.57] X-ClientProxiedBy: EXCAS066.cuchost.com (172.16.6.26) To EXMBX062.cuchost.com (172.16.6.62) X-YovoleRuleAgent: yovoleflag Content-Transfer-Encoding: 8BIT X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on groat.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (groat.vger.email [0.0.0.0]); Mon, 11 Dec 2023 01:43:40 -0800 (PST) Add enum_mbus_code ioctl so that user space can know what formats are supported to csi2rx. Signed-off-by: Changhuang Liang --- drivers/media/platform/cadence/cdns-csi2rx.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/media/platform/cadence/cdns-csi2rx.c b/drivers/media/platform/cadence/cdns-csi2rx.c index 889f4fbbafb3..7788ce0e3171 100644 --- a/drivers/media/platform/cadence/cdns-csi2rx.c +++ b/drivers/media/platform/cadence/cdns-csi2rx.c @@ -389,6 +389,18 @@ static int csi2rx_s_stream(struct v4l2_subdev *subdev, int enable) return ret; } +static int csi2rx_enum_mbus_code(struct v4l2_subdev *subdev, + struct v4l2_subdev_state *state, + struct v4l2_subdev_mbus_code_enum *code_enum) +{ + if (code_enum->index >= ARRAY_SIZE(formats)) + return -EINVAL; + + code_enum->code = formats[code_enum->index].code; + + return 0; +} + static int csi2rx_set_fmt(struct v4l2_subdev *subdev, struct v4l2_subdev_state *state, struct v4l2_subdev_format *format) @@ -439,6 +451,7 @@ static int csi2rx_init_cfg(struct v4l2_subdev *subdev, } static const struct v4l2_subdev_pad_ops csi2rx_pad_ops = { + .enum_mbus_code = csi2rx_enum_mbus_code, .get_fmt = v4l2_subdev_get_fmt, .set_fmt = csi2rx_set_fmt, .init_cfg = csi2rx_init_cfg, -- 2.25.1