[alsa-devel] Problems compiling Davinci ASoC driver in 2.6.26-rc6

[Liam Girdwood]

On Fri, 2008-06-20 at 09:34 +0300, Felix Radensky wrote:
> Hi,
> 
> I wanted to test Davinci ASoC driver on Davinci EVM evaluation
> board, but encountered the following compilation errors:
> 
>  CC      sound/soc/codecs/tlv320aic3x.o
> sound/soc/codecs/tlv320aic3x.c:1012: warning: 'aic3x_init' defined but 
> not used
>   LD      sound/soc/codecs/snd-soc-tlv320aic3x.o
>   LD      sound/soc/codecs/built-in.o
>   CC      sound/soc/davinci/davinci-i2s.o
> sound/soc/davinci/davinci-i2s.c:402: warning: initialization from 
> incompatible pointer type
>   CC      sound/soc/davinci/davinci-pcm.o
> sound/soc/davinci/davinci-pcm.c: In function `davinci_pcm_enqueue_dma':
> sound/soc/davinci/davinci-pcm.c:99: error: implicit declaration of 
> function `davinci_set_dma_src_params'
> sound/soc/davinci/davinci-pcm.c:99: error: `INCR' undeclared (first use 
> in this function)
> sound/soc/davinci/davinci-pcm.c:99: error: (Each undeclared identifier 
> is reported only once
> sound/soc/davinci/davinci-pcm.c:99: error: for each function it appears in.)
> sound/soc/davinci/davinci-pcm.c:99: error: `W8BIT' undeclared (first use 
> in this function)
> sound/soc/davinci/davinci-pcm.c:100: error: implicit declaration of 
> function `davinci_set_dma_dest_params'
> sound/soc/davinci/davinci-pcm.c:101: error: implicit declaration of 
> function `davinci_set_dma_src_index'
> sound/soc/davinci/davinci-pcm.c:102: error: implicit declaration of 
> function `davinci_set_dma_dest_index'
> sound/soc/davinci/davinci-pcm.c:103: error: implicit declaration of 
> function `davinci_set_dma_transfer_params'
> sound/soc/davinci/davinci-pcm.c:103: error: `ASYNC' undeclared (first 
> use in this function)
> sound/soc/davinci/davinci-pcm.c: In function `davinci_pcm_dma_irq':
> sound/soc/davinci/davinci-pcm.c:117: error: `DMA_COMPLETE' undeclared 
> (first use in this function)
> sound/soc/davinci/davinci-pcm.c: In function `davinci_pcm_dma_request':
> sound/soc/davinci/davinci-pcm.c:134: error: `TCC_ANY' undeclared (first 
> use in this function)
> sound/soc/davinci/davinci-pcm.c:143: error: implicit declaration of 
> function `davinci_request_dma'
> sound/soc/davinci/davinci-pcm.c:145: error: `EVENTQ_0' undeclared (first 
> use in this function)
> sound/soc/davinci/davinci-pcm.c:150: error: `PARAM_ANY' undeclared 
> (first use in this function)
> sound/soc/davinci/davinci-pcm.c:153: error: implicit declaration of 
> function `davinci_free_dma'
> sound/soc/davinci/davinci-pcm.c:158: error: implicit declaration of 
> function `davinci_dma_link_lch'
> sound/soc/davinci/davinci-pcm.c: In function `davinci_pcm_trigger':
> sound/soc/davinci/davinci-pcm.c:174: error: implicit declaration of 
> function `davinci_start_dma'
> sound/soc/davinci/davinci-pcm.c:179: error: implicit declaration of 
> function `davinci_stop_dma'
> sound/soc/davinci/davinci-pcm.c: In function `davinci_pcm_prepare':
> sound/soc/davinci/davinci-pcm.c:194: error: storage size of 'temp' isn't 
> known
> sound/soc/davinci/davinci-pcm.c:200: error: implicit declaration of 
> function `davinci_get_dma_params'
> sound/soc/davinci/davinci-pcm.c:201: error: implicit declaration of 
> function `davinci_set_dma_params'
> sound/soc/davinci/davinci-pcm.c:194: warning: unused variable `temp'
> sound/soc/davinci/davinci-pcm.c: In function `davinci_pcm_pointer':
> sound/soc/davinci/davinci-pcm.c:217: error: implicit declaration of 
> function `davinci_dma_getposition'
> sound/soc/davinci/davinci-pcm.c: In function `davinci_pcm_close':
> sound/soc/davinci/davinci-pcm.c:262: error: implicit declaration of 
> function `davinci_dma_unlink_lch'
> make[3]: *** [sound/soc/davinci/davinci-pcm.o] Error 1
> make[2]: *** [sound/soc/davinci] Error 2
> make[1]: *** [sound/soc] Error 2
> make: *** [sound] Error 2
> 
> Are there plans to fix this before release of 2.6.26 ?

It looks like we are missing some DaVinci DMA definitions for audio.
They are not anywhere in the current HEAD or in
include/asm-arm/arch-davinci history.

Vladimir, is this something you could help with.

Thanks

Liam