From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 18FB4C10F13 for ; Tue, 16 Apr 2019 09:31:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E4AF920868 for ; Tue, 16 Apr 2019 09:31:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729216AbfDPJa3 (ORCPT ); Tue, 16 Apr 2019 05:30:29 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:12402 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1729067AbfDPJaZ (ORCPT ); Tue, 16 Apr 2019 05:30:25 -0400 X-UUID: 44446c8b64af4ea3932a900ff26a93e7-20190416 X-UUID: 44446c8b64af4ea3932a900ff26a93e7-20190416 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1942673891; Tue, 16 Apr 2019 17:30:21 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 16 Apr 2019 17:30:19 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 16 Apr 2019 17:30:19 +0800 From: Stu Hsieh To: Mauro Carvalho Chehab , Rob Herring , CK Hu CC: Mark Rutland , Matthias Brugger , Stu Hsieh , , , , , , Subject: [PATCH v2 13/15] [media] mtk-mipicsi: add the function for Get/Set PARM for application Date: Tue, 16 Apr 2019 17:30:13 +0800 Message-ID: <1555407015-18130-14-git-send-email-stu.hsieh@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1555407015-18130-1-git-send-email-stu.hsieh@mediatek.com> References: <1555407015-18130-1-git-send-email-stu.hsieh@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-SNTS-SMTP: D3D17C0B5B6345A5E3A2FDB6C7E409950C893A37DD617AB509BB866F30FD6C992000:8 X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch add the function for Get/Set PARM for application. Application can get the information about number of link. Signed-off-by: Stu Hsieh --- .../media/platform/mtk-mipicsi/mtk_mipicsi.c | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c index 5e4028d0d5e1..5db9c68b0da9 100644 --- a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c +++ b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c @@ -346,6 +346,38 @@ static int get_subdev_link(const struct soc_camera_device *icd, return 0; } +static int mtk_mipicsi_get_parm(struct soc_camera_device *icd, + struct v4l2_streamparm *a) +{ + unsigned int link = 0U; + u8 link_reg_val = 0x0U; + int ret = 0; + + /*get camera link number*/ + ret = get_subdev_link(icd, &link, &link_reg_val); + if (ret < 0) + return ret; + + a->parm.capture.timeperframe.numerator = 1; + a->parm.capture.timeperframe.denominator = 30; + a->parm.capture.reserved[0] = link_reg_val; + a->parm.capture.reserved[1] = (u32)(icd->use_count); + dev_info(icd->parent, "use count %d\n", icd->use_count); + + return 0; +} + +static int mtk_mipicsi_set_param(struct soc_camera_device *icd, + struct v4l2_streamparm *a) +{ + struct soc_camera_host *ici = to_soc_camera_host(icd->parent); + + if (ici->ops->get_parm == NULL) + return ici->ops->get_parm(icd, a); + + return 0; +} + static u32 get_bytesperline(const u32 fmt, const u32 width) { u32 bytesperline = 0; @@ -884,6 +916,8 @@ static struct soc_camera_host_ops mtk_soc_camera_host_ops = { .poll = vb2_fop_poll, .querycap = mtk_mipicsi_querycap, .set_bus_param = mtk_mipicsi_set_bus_param, + .get_parm = mtk_mipicsi_get_parm, + .set_parm = mtk_mipicsi_set_param, }; static void mtk_mipicsi_ana_init(void __iomem *base) -- 2.18.0