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

[Antti Palosaari <crope@iki.fi>]

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
>> --
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