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 Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (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 4E77AEE4996 for ; Tue, 22 Aug 2023 10:09:15 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id DB3BD8174C; Tue, 22 Aug 2023 10:09:14 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org DB3BD8174C X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id lk14jQsS4waB; Tue, 22 Aug 2023 10:09:10 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by smtp1.osuosl.org (Postfix) with ESMTP id F02A88175A; Tue, 22 Aug 2023 10:09:09 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org F02A88175A Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by ash.osuosl.org (Postfix) with ESMTP id 865841BF354 for ; Tue, 22 Aug 2023 10:09:08 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id 5DFA6408CF for ; Tue, 22 Aug 2023 10:09:08 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp4.osuosl.org 5DFA6408CF X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id gw9C5ljjevls for ; Tue, 22 Aug 2023 10:09:07 +0000 (UTC) Received: from relay1-d.mail.gandi.net (relay1-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::221]) by smtp4.osuosl.org (Postfix) with ESMTPS id BA3E1408B5 for ; Tue, 22 Aug 2023 10:09:06 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp4.osuosl.org BA3E1408B5 Received: by mail.gandi.net (Postfix) with ESMTPSA id D7416240002; Tue, 22 Aug 2023 10:09:02 +0000 (UTC) Date: Tue, 22 Aug 2023 12:09:01 +0200 To: Gerd Kautzmann Message-ID: <20230822120901.41a17d89@windsurf> In-Reply-To: <1619D009AA8C9E469331A8EE22395AEC8D762350@Exchange2013.PRIMES.local> References: <1619D009AA8C9E469331A8EE22395AEC8D762350@Exchange2013.PRIMES.local> Organization: Bootlin X-Mailer: Claws Mail 4.1.1 (GTK 3.24.38; x86_64-redhat-linux-gnu) MIME-Version: 1.0 X-GND-Sasl: thomas.petazzoni@bootlin.com X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1692698943; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=aziq3ONKN5Qj4FSPAaLJqV9t7Oe/b4Uap7nUYVKWgu8=; b=cOVnSLGozVqI8Elr0pHZhbxj+rj5ZrL6PL8vAQlLEZFeSkZFsD2rcTCqT80uMqjkpXHSxY 0ZCG6BJZXookK44x0GZIKf7McXdN4YNkdct/++4KZTNE0VY79cI8N1hkoikE3JQOZlSSqB jJF+1QH1apayGMn4RwzbDuxZ3mreG6nHnu7/gbUCoPOAle2bi3pUbODe0dZNmQ5NUdqyaE taOkLgM2yaBaR6nW7Sk9d2LbtbArojEhaYymMEwMtgln7ZwoI10kMb47N9t7n/fcNNZvGO 7N2rKK5d/E/sLgA/UFtTCyko3d/hSF+SW8TPYdCZHuJmYo76tKwC1fkkEqf7XA== X-Mailman-Original-Authentication-Results: smtp4.osuosl.org; dkim=pass (2048-bit key, unprotected) header.d=bootlin.com header.i=@bootlin.com header.a=rsa-sha256 header.s=gm1 header.b=cOVnSLGo Subject: Re: [Buildroot] Camera Driver diesn't provide 60 FPS X-BeenThere: buildroot@buildroot.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion and development of buildroot List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Thomas Petazzoni via buildroot Reply-To: Thomas Petazzoni Cc: "buildroot@buildroot.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: buildroot-bounces@buildroot.org Sender: "buildroot" Hello Gerd, On Tue, 22 Aug 2023 09:39:06 +0000 Gerd Kautzmann wrote: > I finally managed to build an linux image suporting my imx296 camera > on the Raspberry-Pi 4 (32 bit) over loadable kernel modules. There > where good examples for building a helloworld kernel module. At first > everything looked fine, but than I realised the camera is limited to > 30 frames per second. I compiled a test program confirming the > problem under the build root kernel. On a, standart Raspbi image > (Debian) I got 60 fps using the same drivers (compiled and installed > over dpkg) with the same settings in the boot-filesystem. The driver > is reporting the camera to be able to do 60 fps but test program (and > application) are only reaching 30 fps. > > Are there any ideas about settings in the configuration concerning > cameras I might have missed? This really isn't a Buildroot-related question, so I'm not sure this mailing list is the most relevant place to get support on this question. It's really a RaspberryPi-specific question. Best regards, Thomas -- Thomas Petazzoni, co-owner and CEO, Bootlin Embedded Linux and Kernel engineering and training https://bootlin.com _______________________________________________ buildroot mailing list buildroot@buildroot.org https://lists.buildroot.org/mailman/listinfo/buildroot