From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from hermes.mlbassoc.com ([64.234.241.98]:51782 "EHLO mail.chez-thomas.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755237Ab1JROHo (ORCPT ); Tue, 18 Oct 2011 10:07:44 -0400 Message-ID: <4E9D882F.5010608@mlbassoc.com> Date: Tue, 18 Oct 2011 08:07:43 -0600 From: Gary Thomas MIME-Version: 1.0 To: Boris Todorov CC: linux-media Subject: Re: omap3isp: BT.656 support References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: On 2011-10-18 07:33, Boris Todorov wrote: > Hi > > I'm trying to run OMAP + TVP5151 in BT656 mode. > > I'm using omap3isp-omap3isp-yuv (git.linuxtv.org/pinchartl/media.git). > Plus the following patches: > > TVP5151: > https://github.com/ebutera/meta-igep/tree/testing-v2/recipes-kernel/linux/linux-3.0+3.1rc/tvp5150 > > The latest RFC patches for BT656 support: > > Enrico Butera (2): > omap3isp: ispvideo: export isp_video_mbus_to_pix > omap3isp: ispccdc: configure CCDC registers and add BT656 support > > Javier Martinez Canillas (1): > omap3isp: ccdc: Add interlaced field mode to platform data > > > I'm able to configure with media-ctl: > > media-ctl -v -r -l '"tvp5150 3-005c":0->"OMAP3 ISP CCDC":0[1], "OMAP3 > ISP CCDC":1->"OMAP3 ISP CCDC output":0[1]' > media-ctl -v --set-format '"tvp5150 3-005c":0 [UYVY2X8 720x525]' > media-ctl -v --set-format '"OMAP3 ISP CCDC":0 [UYVY2X8 720x525]' > media-ctl -v --set-format '"OMAP3 ISP CCDC":1 [UYVY2X8 720x525]' > > But > ./yavta -f UYVY -s 720x525 -n 4 --capture=4 -F /dev/video4 > > sleeps after > ... > Buffer 1 mapped at address 0x4021d000. > length: 756000 offset: 1515520 > Buffer 2 mapped at address 0x402d6000. > length: 756000 offset: 2273280 > Buffer 3 mapped at address 0x4038f000. > > Anyone with the same issue??? This happens with every other v4l test app I used. > I can see data from TVP5151 but there are no interrupts in ISP. Why are you using /dev/video4? The CCDC output is on /dev/video2 -- ------------------------------------------------------------ Gary Thomas | Consulting for the MLB Associates | Embedded world ------------------------------------------------------------