From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mout.gmx.net ([212.227.15.15]:56573 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751554AbbCOK06 (ORCPT ); Sun, 15 Mar 2015 06:26:58 -0400 Message-ID: <55055E66.6040600@gmx.com> Date: Sun, 15 Mar 2015 11:26:46 +0100 From: Ole Ernst MIME-Version: 1.0 To: linux-media@vger.kernel.org CC: nibble.max@gmail.com, crope@iki.fi, olli.salonen@iki.fi Subject: Re: cx23885: DVBSky S952 dvb_register failed err = -22 References: <5504920C.7080806@gmx.com> In-Reply-To: <5504920C.7080806@gmx.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: Hi, I added some printk in cx23885-dvb.c and the problem is in i2c_new_device: https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/tree/drivers/media/pci/cx23885/cx23885-dvb.c?id=refs/tags/v3.19.1#n1935 The returned client_tuner is not NULL, but client_tuner->dev.driver is. Hence it will goto frontend_detach, which will then return -EINVAL. Any idea why client_tuner->dev.driver is NULL? Thanks, Ole Am 14.03.2015 um 20:54 schrieb Ole Ernst: > Hi, > > using linux-3.19.1-1 (Archlinux) I get the following output while > booting without the media-build-tree provided by DVBSky: > > cx23885 driver version 0.0.4 loaded > cx23885 0000:04:00.0: enabling device (0000 -> 0002) > CORE cx23885[0]: subsystem: 4254:0952, board: DVBSky S952 > [card=50,autodetected] > cx25840 3-0044: cx23885 A/V decoder found @ 0x88 (cx23885[0]) > cx25840 3-0044: loaded v4l-cx23885-avcore-01.fw firmware (16382 bytes) > cx23885_dvb_register() allocating 1 frontend(s) > cx23885[0]: cx23885 based dvb card > i2c i2c-2: m88ds3103_attach: chip_id=70 > i2c i2c-2: Added multiplexed i2c bus 4 > cx23885_dvb_register() dvb_register failed err = -22 > cx23885_dev_setup() Failed to register dvb adapters on VID_B > cx23885_dvb_register() allocating 1 frontend(s) > cx23885[0]: cx23885 based dvb card > i2c i2c-1: m88ds3103_attach: chip_id=70 > i2c i2c-1: Added multiplexed i2c bus 4 > cx23885_dvb_register() dvb_register failed err = -22 > cx23885_dev_setup() Failed to register dvb on VID_C > cx23885_dev_checkrevision() Hardware revision = 0xa5 > cx23885[0]/0: found at 0000:04:00.0, rev: 4, irq: 17, latency: 0, mmio: > 0xf7200000 > > Obviously there are no device in /dev/dvb. Using the media-build-tree > works just fine though. The following firmware files are installed in > /usr/lib/firmware: > dvb-demod-m88ds3103.fw > dvb-demod-m88rs6000.fw > dvb-demod-si2168-a20-01.fw > dvb-demod-si2168-a30-01.fw > dvb-demod-si2168-b40-01.fw > dvb-fe-ds300x.fw > dvb-fe-ds3103.fw > dvb-fe-rs6000.fw > dvb-tuner-si2158-a20-01.fw > > Output of lspci -vvvnn: > https://gist.githubusercontent.com/olebowle/6a4108363a9d1f7dd033/raw/lscpi > > I also set the module parameters debug, i2c_debug, irq_debug and > irq_debug in cx23885. > The output is pretty verbose and can be found here: > https://gist.githubusercontent.com/olebowle/6a4108363a9d1f7dd033/raw/debug.log > > Thanks, > Ole > -- > To unsubscribe from this list: send the line "unsubscribe linux-media" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >