[pulseaudio-discuss] [RFC PATCH 1/4] Integrate UCM basic functions into alsa card module

Feng Wei feng.wei at linaro.org
Wed Jun 13 01:20:47 PDT 2012


Hi Arun,
The patch works well in my test, I have it called in ucm.
And I have committed some new patches at
http://git.linaro.org/gitweb?p=people/weifeng/pulseaudio.git;a=shortlog,
to make the code better.

2012/6/13 Arun Raghavan <arun.raghavan at collabora.co.uk>:
> Hi,
>
> On Mon, 2012-06-11 at 18:28 +0800, Feng Wei wrote:
> [snip]
>> >> +static int ucm_port_contain(const char *port_name, const char *dev_name) {
>> >> +    int ret=0;
>> >> +    char *r;
>> >> +    const char *state=NULL;
>> >> +
>> >> +    if (!port_name || !dev_name)
>> >> +        return FALSE;
>> >> +
>> >> +    while ((r = pa_split(port_name, "+", &state))) {
>> >> +        if (!strcmp(r, dev_name)) {
>> >> +            pa_xfree(r);
>> >> +            ret = 1;
>> >> +            break;
>> >> +        }
>> >> +        pa_xfree(r);
>> >> +    }
>> >> +    return ret;
>> >> +}
>> >
>> > Better to use strstr() here. Avoids some unnecessary allocation +
>> > deallocation.
>> Is it possible that we have sub string matching in error?
>
> I'm attaching a patch snippet of something that might be useful instead.
> Untested, but should work -- if it looks fine, I can commit this.
>
> One comment that I missed, I think -- I see that you've called
> structures pa_alsa_ucm_* and functions pa_ucm_*. Could you make them all
> pa_alsa_ucm_*?
>
> Thanks for all the efforts,
> Arun
>
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>



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Wei.Feng (irc wei_feng)
Linaro Multimedia Team
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