From nobody Sun May 10 21:57:27 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D7A75C433F5 for ; Fri, 22 Apr 2022 07:54:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1445230AbiDVH45 (ORCPT ); Fri, 22 Apr 2022 03:56:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35802 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1445142AbiDVH4T (ORCPT ); Fri, 22 Apr 2022 03:56:19 -0400 Received: from comms.puri.sm (comms.puri.sm [159.203.221.185]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 75BA351E53; Fri, 22 Apr 2022 00:53:12 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by comms.puri.sm (Postfix) with ESMTP id 3131DE0167; Fri, 22 Apr 2022 00:52:42 -0700 (PDT) Received: from comms.puri.sm ([127.0.0.1]) by localhost (comms.puri.sm [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id AoAItcZSh5Jc; Fri, 22 Apr 2022 00:52:41 -0700 (PDT) Date: Fri, 22 Apr 2022 09:50:41 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=puri.sm; s=comms; t=1650613961; bh=nA+vS/aVzkwJ49gPvwKQ6UgaV68rU6pGl2lO0ta88Eg=; h=Date:From:To:Subject:From; b=QtBob9lhd0G+InpAoTMAeVeCaUd5hyFdXvRu1rsB76PW95nrZU0aQNNnkkzHlWmv9 ZJOVxgO4RL+CvuBv3suh3xIr/WD8h5eqXOYyoGgeXuH1eSJfa8f1LI+nULLCh44jXP 0ZT+2+CycbgGFoj6e4oaA6hwOse5KhKjHYwTxMhIMCqgzVoODbdVTRTyIuiSsueIhj ZYYVXjQT2hLCp7v82XJk5djl3o+M7dQBa9K2o2B4sz2cQ64BKHKjeuOsDXwhtLrOJ0 bMufKrJgTiTpPqo7DpYEtm68pWeeSbyY5FCtnyeHOWGMtGnl9C/yend+CT7IQRLi+t IESyypXwnB6Eg== From: Dorota Czaplejewicz To: Mauro Carvalho Chehab , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@puri.sm Subject: [PATCH] Documentation/media: Remove incorrect statement Message-ID: <20220422074024.1329082-1-dorota.czaplejewicz@puri.sm> Organization: Purism MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/QXXw6oSReTxGpImYAt=+y0I"; protocol="application/pgp-signature"; micalg=pgp-sha256 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/QXXw6oSReTxGpImYAt=+y0I Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Dorota Czaplejewicz --- Hi, I tried to debug streaming in libcamera, where I stumbled upon this. I aske= d around on IRC where I was told that this statement in the documentation i= s wrong, so I'm submitting a removal. Cheers, Dorota Czaplejewicz Documentation/userspace-api/media/v4l/vidioc-streamon.rst | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/Documentation/userspace-api/media/v4l/vidioc-streamon.rst b/Do= cumentation/userspace-api/media/v4l/vidioc-streamon.rst index 0bc86f06947b..1a79313a29fa 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-streamon.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-streamon.rst @@ -43,8 +43,7 @@ the capture or output process during streaming Capture hardware is disabled and no input buffers are filled (if there are any empty buffers in the incoming queue) until ``VIDIOC_STREAMON`` has been called. Output hardware is disabled and no video signal is -produced until ``VIDIOC_STREAMON`` has been called. The ioctl will -succeed when at least one output buffer is in the incoming queue. +produced until ``VIDIOC_STREAMON`` has been called. =20 Memory-to-memory devices will not start until ``VIDIOC_STREAMON`` has been called for both the capture and output stream types. --=20 2.34.1 --Sig_/QXXw6oSReTxGpImYAt=+y0I Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEExKRqtqfFqmh+lu1oADBpX4S8ZncFAmJiXlEACgkQADBpX4S8 ZncephAAlO6B9r1+L0bTgLSblqcFF8Yi9L6Dc/WgxdLfjz1VoZr43AYz1t44Mm/T oUh6Ky45TTWoB/zX+jLUTyZZ8NfJvorViq+KKwGLutcZz44k80qRxsw0sMyQzanH GpcprRz66WuiPw20G5XamS5Fa8KpHj70NDcU/9AlNTZh5EIKCb00gv1IeDh61+mv Qn5e884S/0KqgLZp3qgodCoCNLKD2iJcIqJe5lUJVOXrfYjpR2NcGMC76lMTy49t a3WpUpHr65EwCjyu8/9aj8MvVKacQBOxEer1Ki9aZYtWEi3d+221H8zqWuu1xSk9 RjOBtYYT2Ol/+KTlyvSt7lkzrm1MSRcsXH4he6riYDCPVTNVecpC6q5zyvk8QMmc LxyniNpFhZPDOuba93BN2E/aVhXNKu6XKhyntSGhNcMJTUn7uYzNE67qD8bfBWYm 2bDLjlATrELAWVEnn6PqRvtD2wHECoDJGEJewAZBSqYPmaqpkymI2nR+YgG/w15B qWm0E4ehp2UvQRQUyy8rh1uDqSyPswjmuE10rukAWDHpJF2Bsl26GPu8BQZ9mfbB f6oUEP3587Ft9VYQ1ww/tFlDVhCScyY3VtQrkSBWxx/GkKEVqdFg005mWbF05O0e qR8y/U2SvNwIa9O4Kg/YqaW+/+5KO2JlvcWNU+5F7jPXHZ/G89E= =slsB -----END PGP SIGNATURE----- --Sig_/QXXw6oSReTxGpImYAt=+y0I--