Re: cx23885: DVBSky S952 dvb_register failed err = -22

[Ole Ernst <olebowle@gmx.com>]

Hi Antti,

thanks for your quick response! Based on lsmod and modinfo I do have
m88ts2022.

$ lsmod | grep m88
m88ts2022              16898  0
regmap_i2c             12783  1 m88ts2022
m88ds3103              21452  0
i2c_mux                12534  1 m88ds3103
dvb_core              102038  4 cx23885,altera_ci,m88ds3103,videobuf2_dvb
i2c_core               50240  13
drm,i2c_i801,cx23885,cx25840,m88ts2022,i2c_mux,regmap_i2c,nvidia,v4l2_common,tveeprom,m88ds3103,tda18271,videodev

$ modinfo m88ts2022
filename:
/lib/modules/3.19.1-1-ARCH/kernel/drivers/media/tuners/m88ts2022.ko.gz
license:        GPL
author:         Antti Palosaari <crope@iki.fi>
description:    Montage M88TS2022 silicon tuner driver
alias:          i2c:m88ts2022
depends:        i2c-core,regmap-i2c
intree:         Y
vermagic:       3.19.1-1-ARCH SMP preempt mod_unload modversions

Thanks,
Ole

Am 15.03.2015 um 11:49 schrieb Antti Palosaari:
> You don't have m88ts2022 driver installed.
> 
> Antti
> 
> On 03/15/2015 12:26 PM, Ole Ernst wrote:
>> 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
>>>
>