On 03/03/2016 07:59 AM, Hans Verkuil wrote:
> On 02/12/16 00:41, Shuah Khan wrote:
>> Declare the interface types to be used on alsa for
>> the new G_TOPOLOGY ioctl.
>>
>> Signed-off-by: Shuah Khan <[email protected]>
>> ---
>>  drivers/media/media-entity.c | 16 ++++++++++++++++
>>  include/uapi/linux/media.h   | 10 ++++++++++
>>  2 files changed, 26 insertions(+)
>>
>> diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c
>> index f2e4360..6179543 100644
>> --- a/drivers/media/media-entity.c
>> +++ b/drivers/media/media-entity.c
>> @@ -65,6 +65,22 @@ static inline const char *intf_type(struct 
>> media_interface *intf)
>>              return "v4l2-subdev";
>>      case MEDIA_INTF_T_V4L_SWRADIO:
>>              return "swradio";
>> +    case MEDIA_INTF_T_ALSA_PCM_CAPTURE:
>> +            return "pcm-capture";
>> +    case MEDIA_INTF_T_ALSA_PCM_PLAYBACK:
>> +            return "pcm-playback";
>> +    case MEDIA_INTF_T_ALSA_CONTROL:
>> +            return "alsa-control";
>> +    case MEDIA_INTF_T_ALSA_COMPRESS:
>> +            return "compress";
>> +    case MEDIA_INTF_T_ALSA_RAWMIDI:
>> +            return "rawmidi";
>> +    case MEDIA_INTF_T_ALSA_HWDEP:
>> +            return "hwdep";
>> +    case MEDIA_INTF_T_ALSA_SEQUENCER:
>> +            return "sequencer";
>> +    case MEDIA_INTF_T_ALSA_TIMER:
>> +            return "timer";
> 
> Wouldn't it be better to add an 'alsa' prefix for all of these?
> 
> And 'dvb-' or 'v4l2-' (or v4l-) for the others as well.
> 
> Names like 'timer' are very generic. I think it would be a good idea to
> make the naming more regular and have it include the subsystem name just
> as the define does.
> 
> Regards,
> 
>       Hans
> 

Yes adding more information 'dvb-' or 'v4l2-' (or v4l-), alsa
to strings would help. I can fix all of them in a separate
patch if that is okay with you.

thanks,
-- Shuah


-- 
Shuah Khan
Sr. Linux Kernel Developer
Open Source Innovation Group
Samsung Research America (Silicon Valley)
[email protected] | (970) 217-8978

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