From patchwork Mon Nov 18 13:35:33 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alain Volmat X-Patchwork-Id: 13878625 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C1527D49221 for ; Mon, 18 Nov 2024 13:50:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:CC:To:In-Reply-To:References :Message-ID:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=VXDDwUFZyaE/RsM7y+LjqGPAbZCI0j8Q6ZVfXNBJ3xs=; b=sCHTpa0/a5lBZqs+Ir2UViJfWE BpR8egFlQTc+UP6+RbD9nKBLaYoe4oGg6O7yQvUBpkjbypWcAZ1rBb/2vCEJdDOhEu0YVmGosLNEc jhckQGNHjC11jPtYIzT+96dCcfHgplvvVNevUP9aEDdaNrmDKW+AX5XyQtoKqFTtlId2jBISwq9gv x3gfeow2BI/ZZXpWapEgrY4mb2H1og0RUx2WRA6cieemXYeHhi8iPJSrqBLNV5MctGJXYwAQfv2TK vAOrBR75ygVsApoEMwoELPqSmS2PavmqIjxw5MCBp0ys/Dc4EuiMg00hlrGZKPc4OsbXrhQssCcjI lb2zOxCA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tD28p-00000009fIv-3A6V; Mon, 18 Nov 2024 13:50:11 +0000 Received: from mx08-00178001.pphosted.com ([91.207.212.93]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tD1z0-00000009crO-2SwY for linux-arm-kernel@lists.infradead.org; Mon, 18 Nov 2024 13:40:10 +0000 Received: from pps.filterd (m0369457.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 4AIBUIsZ010521; Mon, 18 Nov 2024 14:39:53 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=selector1; bh= VXDDwUFZyaE/RsM7y+LjqGPAbZCI0j8Q6ZVfXNBJ3xs=; b=0jSLLrLH76MZWCQf 4R4UlggCkN7lTg800E5B4mO6wX8eAYEClZJR5gEsqYzbTgAF3wzMVbu/zBMoGLkB keies0quVzK1vI6zqkEJ8qsRZ2P9OrY5CzSfMV2mOoxrBJIqh8Wv27K1ineOzTD2 NyswxktFSI8hc45PQl4WvosWh/XjdelGfXhoaMhm4pjQjVrhz0mLCIzSJ56M0f7M rFe/eVmESrH5IekAdvKNksmVA16ffXOd2JiKbFG6/e3sBkl77bC4wmVdrcD1tQJk oEB0QJ7Bml090fqMSWS+dsRxYbHDxPPloBuCT202+Dzwe9Av8Xy06JX+ORMKm+uv sBwHRg== Received: from beta.dmz-ap.st.com (beta.dmz-ap.st.com [138.198.100.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 42y77n504t-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 18 Nov 2024 14:39:52 +0100 (CET) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id 7225C40061; Mon, 18 Nov 2024 14:38:33 +0100 (CET) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 6135C275655; Mon, 18 Nov 2024 14:35:32 +0100 (CET) Received: from localhost (10.129.178.213) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.37; Mon, 18 Nov 2024 14:35:32 +0100 From: Alain Volmat Date: Mon, 18 Nov 2024 14:35:33 +0100 Subject: [PATCH v3 10/15] media: stm32: dcmipp: avoid duplicated format on enum in bytecap MIME-Version: 1.0 Message-ID: <20241118-csi_dcmipp_mp25-v3-10-c1914afb0a0f@foss.st.com> References: <20241118-csi_dcmipp_mp25-v3-0-c1914afb0a0f@foss.st.com> In-Reply-To: <20241118-csi_dcmipp_mp25-v3-0-c1914afb0a0f@foss.st.com> To: Hugues Fruchet , Mauro Carvalho Chehab , Maxime Coquelin , Alexandre Torgue , Hans Verkuil , Sakari Ailus , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Philipp Zabel CC: , , , , , Alain Volmat X-Mailer: b4 0.14.2 X-Originating-IP: [10.129.178.213] X-ClientProxiedBy: EQNCAS1NODE3.st.com (10.75.129.80) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241118_054002_938999_AF7794B2 X-CRM114-Status: GOOD ( 18.48 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Avoid duplication of enumerated pixelformat on the bytecap video capture device. Indeed, since the bytecap format list contains both CSI & parallel 16bits formats, ensure that same pixelformat are not reported twice when performing enumeration of supported formats. Signed-off-by: Alain Volmat --- .../st/stm32/stm32-dcmipp/dcmipp-bytecap.c | 42 +++++++++++----------- 1 file changed, 21 insertions(+), 21 deletions(-) diff --git a/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-bytecap.c b/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-bytecap.c index 99732d19dc4d5f4692588118eadb236d4ed9c8a1..8f5f69a3afc413b49d82303cd4d98da15f62e34d 100644 --- a/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-bytecap.c +++ b/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-bytecap.c @@ -268,34 +268,34 @@ static int dcmipp_bytecap_enum_fmt_vid_cap(struct file *file, void *priv, { const struct dcmipp_bytecap_pix_map *vpix; unsigned int index = f->index; - unsigned int i; + unsigned int i, prev_pixelformat = 0; - if (f->mbus_code) { - /* - * If a media bus code is specified, only enumerate formats - * compatible with it. - */ - for (i = 0; i < ARRAY_SIZE(dcmipp_bytecap_pix_map_list); i++) { - vpix = &dcmipp_bytecap_pix_map_list[i]; - if (vpix->code != f->mbus_code) - continue; + /* + * List up all formats (or only ones matching f->mbus_code), taking + * care of removing duplicated entries (due to support of both + * parallel & csi 16 bits formats + */ + for (i = 0; i < ARRAY_SIZE(dcmipp_bytecap_pix_map_list); i++) { + vpix = &dcmipp_bytecap_pix_map_list[i]; + /* Skip formats not matching requested mbus code */ + if (f->mbus_code && vpix->code != f->mbus_code) + continue; - if (index == 0) - break; + /* Skip duplicated pixelformat */ + if (vpix->pixelformat == prev_pixelformat) + continue; - index--; - } + prev_pixelformat = vpix->pixelformat; - if (i == ARRAY_SIZE(dcmipp_bytecap_pix_map_list)) - return -EINVAL; - } else { - /* Otherwise, enumerate all formats. */ - if (f->index >= ARRAY_SIZE(dcmipp_bytecap_pix_map_list)) - return -EINVAL; + if (index == 0) + break; - vpix = &dcmipp_bytecap_pix_map_list[f->index]; + index--; } + if (i == ARRAY_SIZE(dcmipp_bytecap_pix_map_list)) + return -EINVAL; + f->pixelformat = vpix->pixelformat; return 0;