From patchwork Mon Feb 26 08:28:27 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 776112 Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A9EE258239; Mon, 26 Feb 2024 08:44:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=92.121.34.21 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708937074; cv=none; b=b1KGOsyZd0zryu0tJfGjMm03gAF5uKYLQUMdaQuMFNODx4rrs+DYSG77Q+fiix1zINZJIZEi9kbgMrVKakZznAgTqXCgtfhePXGoKE4Gy7Fq6LaXYe5rmJb1scBn56gJz1byOQyNNS6wI0ubSWabHCIx2PPKK8+KzM474whpJyU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708937074; c=relaxed/simple; bh=zEmkkA+yi7ga6ejdhZg4Dk4xxa9NT4XDTpiEUfaLUFc=; h=From:To:Subject:Date:Message-Id:In-Reply-To:References; b=mGGWtZKA3urmKfeOPBlo9LLZ8Kn7ZqSxfu/gPNqhI8ck3JiPEs0uO56Ysv9ff14zqYs9o7GOpVm+i7iRhvGsKCpytiQeOpXcu4r8HKbAJeWjbAqdh5Ur+B5xqJyLYbtIiOoab1WSHkEKcCyVAgufejvlISvDZMxUQB5I4dvbX+Y= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com; spf=pass smtp.mailfrom=nxp.com; arc=none smtp.client-ip=92.121.34.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nxp.com Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 13F1F200B23; Mon, 26 Feb 2024 09:44:31 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id A270A201104; Mon, 26 Feb 2024 09:44:30 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id EEE67180222A; Mon, 26 Feb 2024 16:44:28 +0800 (+08) From: Shengjiu Wang To: hverkuil@xs4all.nl, sakari.ailus@iki.fi, tfiga@chromium.org, m.szyprowski@samsung.com, mchehab@kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, shengjiu.wang@gmail.com, Xiubo.Lee@gmail.com, festevam@gmail.com, nicoleotsuka@gmail.com, lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org, linuxppc-dev@lists.ozlabs.org Subject: [PATCH v13 14/16] media: vivid: add fixed point test controls Date: Mon, 26 Feb 2024 16:28:27 +0800 Message-Id: <1708936109-11587-15-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1708936109-11587-1-git-send-email-shengjiu.wang@nxp.com> References: <1708936109-11587-1-git-send-email-shengjiu.wang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Add fixed point test controls, one is for Q4.16 format another one is for Q63 format. Signed-off-by: Shengjiu Wang --- drivers/media/test-drivers/vivid/vivid-core.h | 2 ++ .../media/test-drivers/vivid/vivid-ctrls.c | 26 +++++++++++++++++++ include/media/v4l2-ctrls.h | 6 +++++ 3 files changed, 34 insertions(+) diff --git a/drivers/media/test-drivers/vivid/vivid-core.h b/drivers/media/test-drivers/vivid/vivid-core.h index cfb8e66083f6..f65465191bc9 100644 --- a/drivers/media/test-drivers/vivid/vivid-core.h +++ b/drivers/media/test-drivers/vivid/vivid-core.h @@ -222,6 +222,8 @@ struct vivid_dev { struct v4l2_ctrl *boolean; struct v4l2_ctrl *int32; struct v4l2_ctrl *int64; + struct v4l2_ctrl *int32_q16; + struct v4l2_ctrl *int64_q63; struct v4l2_ctrl *menu; struct v4l2_ctrl *string; struct v4l2_ctrl *bitmask; diff --git a/drivers/media/test-drivers/vivid/vivid-ctrls.c b/drivers/media/test-drivers/vivid/vivid-ctrls.c index f2b20e25a7a4..2444ea95b285 100644 --- a/drivers/media/test-drivers/vivid/vivid-ctrls.c +++ b/drivers/media/test-drivers/vivid/vivid-ctrls.c @@ -38,6 +38,8 @@ #define VIVID_CID_U8_PIXEL_ARRAY (VIVID_CID_CUSTOM_BASE + 14) #define VIVID_CID_S32_ARRAY (VIVID_CID_CUSTOM_BASE + 15) #define VIVID_CID_S64_ARRAY (VIVID_CID_CUSTOM_BASE + 16) +#define VIVID_CID_INT_Q4_16 (VIVID_CID_CUSTOM_BASE + 17) +#define VIVID_CID_INT64_Q63 (VIVID_CID_CUSTOM_BASE + 18) #define VIVID_CID_VIVID_BASE (0x00f00000 | 0xf000) #define VIVID_CID_VIVID_CLASS (0x00f00000 | 1) @@ -182,6 +184,28 @@ static const struct v4l2_ctrl_config vivid_ctrl_int64 = { .step = 1, }; +static const struct v4l2_ctrl_config vivid_ctrl_int32_q16 = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_INT_Q4_16, + .name = "Integer 32 Bits Q4.16", + .type = V4L2_CTRL_TYPE_INTEGER, + .min = v4l2_ctrl_fp_compose(-16, 0, 16), + .max = v4l2_ctrl_fp_compose(15, 0xffff, 16), + .step = 1, + .fraction_bits = 16, +}; + +static const struct v4l2_ctrl_config vivid_ctrl_int64_q63 = { + .ops = &vivid_user_gen_ctrl_ops, + .id = VIVID_CID_INT64_Q63, + .name = "Integer 64 Bits Q63", + .type = V4L2_CTRL_TYPE_INTEGER64, + .min = v4l2_ctrl_fp_compose(-1, 0, 63), + .max = v4l2_ctrl_fp_compose(0, LLONG_MAX, 63), + .step = 1, + .fraction_bits = 63, +}; + static const struct v4l2_ctrl_config vivid_ctrl_u32_array = { .ops = &vivid_user_gen_ctrl_ops, .id = VIVID_CID_U32_ARRAY, @@ -1670,6 +1694,8 @@ int vivid_create_controls(struct vivid_dev *dev, bool show_ccs_cap, dev->button = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_button, NULL); dev->int32 = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_int32, NULL); dev->int64 = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_int64, NULL); + dev->int32_q16 = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_int32_q16, NULL); + dev->int64_q63 = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_int64_q63, NULL); dev->boolean = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_boolean, NULL); dev->menu = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_menu, NULL); dev->string = v4l2_ctrl_new_custom(hdl_user_gen, &vivid_ctrl_string, NULL); diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index c35514c5bf88..197d8b67ac13 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -1593,4 +1593,10 @@ void v4l2_ctrl_type_op_log(const struct v4l2_ctrl *ctrl); */ int v4l2_ctrl_type_op_validate(const struct v4l2_ctrl *ctrl, union v4l2_ctrl_ptr ptr); +/* + * Fixed point compose helper define. This helper maps to the value + * i + f / (1 << fraction_bits). + */ +#define v4l2_ctrl_fp_compose(i, f, fraction_bits) (((s64)(i) << fraction_bits) + (f)) + #endif