From patchwork Mon Nov 18 13:35:27 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alain Volmat X-Patchwork-Id: 844403 Received: from mx08-00178001.pphosted.com (mx08-00178001.pphosted.com [91.207.212.93]) (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 6DCAA1ABEA6; Mon, 18 Nov 2024 13:40:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.207.212.93 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731937219; cv=none; b=qiND5NpLWdvyD6Xsj/p5nk5PjfDzhm9p8UnbCnbVqVCDn95u1tUc/jD0LbEwBS4bVo6Bmm0xgcjy8KbE1cKT0RxjZueCAEOH5R4HHsn6vy3jiUFc5UAIQ2xih4XlZsj5JTQLjdJqfF1h9b8X59PbXAjnzWIGB47LtdeCS4NS8mE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731937219; c=relaxed/simple; bh=b4urTh22AIvaqz2EmuC9UlyYLkWnaPQp2f86++BSplA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=nx8PmtsHhhmNTc8q2lKwGqCiM91FIXwLYK6k0twdO4GqwOHei+MX1nph7C0wIC6c8togFa1e3eFBYCsJIDrGq02zHkz2m+iBvlaNNlH5AsOvKQ7OrmRl14Q3b2T0+/wM3Ind78huvaE/VPb84DflXJihtFvr/z+bGnSd7yWWMFY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=foss.st.com; spf=pass smtp.mailfrom=foss.st.com; dkim=pass (2048-bit key) header.d=foss.st.com header.i=@foss.st.com header.b=2M4v1XZi; arc=none smtp.client-ip=91.207.212.93 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=foss.st.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=foss.st.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=foss.st.com header.i=@foss.st.com header.b="2M4v1XZi" 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 4AI9DM2l028148; Mon, 18 Nov 2024 14:39:52 +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= Boh51om16/6cUq1DCmo9haIf3b5vZQi+saUvgPu/98Y=; b=2M4v1XZiijK8nefF ak2n/7yBsecDvequuWx6nRBUKZpgK6HJwQLNrK8PLdkTkNlCi1wom4T4Tl59V3U4 o64j6uR/yXRLYjHSUAabFZRTRcs8nRNMWcGHgmn5Vdmr3WSyj9yDQE0bhR3QCorR bogGW+Yj9LPuyNXwvTuxRSCk22T+paXMgFFDYrjs/vep67/5Psux8qKKwZQnmKYi cKdmN487K55apXykg0qiKeISzXWk2Kdtr4wvLlByesJ35w5AYLJtZiG7uJl3PnW2 Ycs5c/RqI8T+VhtDaaiONuPeo3DcpxRYX9W7mjMuvO5cK1OQSi164KyuERAhSFUX MEpKhQ== 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 42y77n504r-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 F23E64005B; Mon, 18 Nov 2024 14:38:32 +0100 (CET) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 9F1FD2747D7; Mon, 18 Nov 2024 14:35:28 +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 14:35:28 +0100 From: Alain Volmat Date: Mon, 18 Nov 2024 14:35:27 +0100 Subject: [PATCH v3 04/15] media: stm32: dcmipp: use v4l2_subdev_is_streaming Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20241118-csi_dcmipp_mp25-v3-4-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-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 Rely on v4l2_subdev_is_streaming in order to know if the subdev is streaming or not instead of relying on a local variable. Signed-off-by: Alain Volmat --- drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c | 6 +----- drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c | 5 +---- 2 files changed, 2 insertions(+), 9 deletions(-) diff --git a/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c b/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c index 5a361ad6b0234c5de03c12b0b7b9d428eae63c06..50500112eab9a7b10a0c5e29773e31ded1a66628 100644 --- a/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c +++ b/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c @@ -78,7 +78,6 @@ struct dcmipp_byteproc_device { struct v4l2_subdev sd; struct device *dev; void __iomem *regs; - bool streaming; }; static const struct v4l2_mbus_framefmt fmt_default = { @@ -239,11 +238,10 @@ static int dcmipp_byteproc_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *fmt) { - struct dcmipp_byteproc_device *byteproc = v4l2_get_subdevdata(sd); struct v4l2_mbus_framefmt *mf; struct v4l2_rect *crop, *compose; - if (byteproc->streaming) + if (v4l2_subdev_is_streaming(sd)) return -EBUSY; mf = v4l2_subdev_state_get_format(sd_state, fmt->pad); @@ -495,8 +493,6 @@ static int dcmipp_byteproc_s_stream(struct v4l2_subdev *sd, int enable) } } - byteproc->streaming = enable; - return 0; } diff --git a/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c b/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c index 62c5c3331cfecdf5fcf0a5d20b4051b1b024968e..05e8897ae37a4b6c8e16c066e83ff5b1d1e07635 100644 --- a/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c +++ b/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c @@ -129,7 +129,6 @@ struct dcmipp_par_device { struct v4l2_subdev sd; struct device *dev; void __iomem *regs; - bool streaming; }; static const struct v4l2_mbus_framefmt fmt_default = { @@ -230,7 +229,7 @@ static int dcmipp_par_set_fmt(struct v4l2_subdev *sd, struct dcmipp_par_device *par = v4l2_get_subdevdata(sd); struct v4l2_mbus_framefmt *mf; - if (par->streaming) + if (v4l2_subdev_is_streaming(sd)) return -EBUSY; mf = v4l2_subdev_state_get_format(sd_state, fmt->pad); @@ -370,8 +369,6 @@ static int dcmipp_par_s_stream(struct v4l2_subdev *sd, int enable) reg_clear(par, DCMIPP_PRCR, DCMIPP_PRCR_ENABLE); } - par->streaming = enable; - return ret; }