Re: [alsa-devel] [PATCH] MEDIA: Fix non-ISA_DMA_API link failure of sound code

From: Takashi Iwai
Date: Sat Jun 25 2011 - 03:22:40 EST


At Fri, 24 Jun 2011 14:30:09 +0100,
Ralf Baechle wrote:
>
> A build with ISA && ISA_DMA && !ISA_DMA_API results in:
>
> CC sound/isa/es18xx.o
> sound/isa/es18xx.c: In function ‘snd_es18xx_playback1_prepare’:
> sound/isa/es18xx.c:501:9: error: implicit declaration of function ‘snd_dma_program’ [-Werror=implicit-function-declaration]
> sound/isa/es18xx.c: In function ‘snd_es18xx_playback_pointer’:
> sound/isa/es18xx.c:818:3: error: implicit declaration of function ‘snd_dma_pointer’ [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
>
> make[2]: *** [sound/isa/es18xx.o] Error 1
> CC sound/isa/sscape.o
> sound/isa/sscape.c: In function ‘upload_dma_data’:
> sound/isa/sscape.c:481:3: error: implicit declaration of function ‘snd_dma_program’ [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
>
> make[2]: *** [sound/isa/sscape.o] Error 1
> CC sound/isa/ad1816a/ad1816a_lib.o
> sound/isa/ad1816a/ad1816a_lib.c: In function ‘snd_ad1816a_playback_prepare’:
> sound/isa/ad1816a/ad1816a_lib.c:244:2: error: implicit declaration of function ‘snd_dma_program’ [-Werror=implicit-function-declaration]
> sound/isa/ad1816a/ad1816a_lib.c: In function ‘snd_ad1816a_playback_pointer’:
> sound/isa/ad1816a/ad1816a_lib.c:302:2: error: implicit declaration of function ‘snd_dma_pointer’ [-Werror=implicit-function-declaration]
> sound/isa/ad1816a/ad1816a_lib.c: In function ‘snd_ad1816a_free’:
> sound/isa/ad1816a/ad1816a_lib.c:544:3: error: implicit declaration of function ‘snd_dma_disable’ [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
>
> make[3]: *** [sound/isa/ad1816a/ad1816a_lib.o] Error 1
> make[3]: Target `__build' not remade because of errors.
> make[2]: *** [sound/isa/ad1816a] Error 2
> CC sound/isa/es1688/es1688_lib.o
> sound/isa/es1688/es1688_lib.c: In function ‘snd_es1688_playback_prepare’:
> sound/isa/es1688/es1688_lib.c:417:2: error: implicit declaration of function ‘snd_dma_program’ [-Werror=implicit-function-declaration]
> sound/isa/es1688/es1688_lib.c: In function ‘snd_es1688_playback_pointer’:
> sound/isa/es1688/es1688_lib.c:509:2: error: implicit declaration of function ‘snd_dma_pointer’ [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
>
> make[3]: *** [sound/isa/es1688/es1688_lib.o] Error 1
> make[3]: Target `__build' not remade because of errors.
> make[2]: *** [sound/isa/es1688] Error 2
> CC sound/isa/gus/gus_dma.o
> sound/isa/gus/gus_dma.c: In function ‘snd_gf1_dma_program’:
> sound/isa/gus/gus_dma.c:79:2: error: implicit declaration of function ‘snd_dma_program’ [-Werror=implicit-function-declaration]
> sound/isa/gus/gus_dma.c: In function ‘snd_gf1_dma_done’:
> sound/isa/gus/gus_dma.c:177:3: error: implicit declaration of function ‘snd_dma_disable’ [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
>
> make[3]: *** [sound/isa/gus/gus_dma.o] Error 1
> CC sound/isa/gus/gus_pcm.o
> sound/isa/gus/gus_pcm.c: In function ‘snd_gf1_pcm_capture_prepare’:
> sound/isa/gus/gus_pcm.c:591:2: error: implicit declaration of function ‘snd_dma_program’ [-Werror=implicit-function-declaration]
> sound/isa/gus/gus_pcm.c: In function ‘snd_gf1_pcm_capture_pointer’:
> sound/isa/gus/gus_pcm.c:619:2: error: implicit declaration of function ‘snd_dma_pointer’ [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
>
> make[3]: *** [sound/isa/gus/gus_pcm.o] Error 1
> make[3]: Target `__build' not remade because of errors.
> make[2]: *** [sound/isa/gus] Error 2
> CC sound/isa/sb/sb16_csp.o
> sound/isa/sb/sb16_csp.c: In function ‘snd_sb_csp_ioctl’:
> sound/isa/sb/sb16_csp.c:228:227: error: case label does not reduce to an integer constant
> make[3]: *** [sound/isa/sb/sb16_csp.o] Error 1
> CC sound/isa/sb/sb16_main.o
> sound/isa/sb/sb16_main.c: In function ‘snd_sb16_playback_prepare’:
> sound/isa/sb/sb16_main.c:276:2: error: implicit declaration of function ‘snd_dma_program’ [-Werror=implicit-function-declaration]
> sound/isa/sb/sb16_main.c: In function ‘snd_sb16_playback_pointer’:
> sound/isa/sb/sb16_main.c:456:2: error: implicit declaration of function ‘snd_dma_pointer’ [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
>
> make[3]: *** [sound/isa/sb/sb16_main.o] Error 1
> CC sound/isa/sb/sb8_main.o
> sound/isa/sb/sb8_main.c: In function ‘snd_sb8_playback_prepare’:
> sound/isa/sb/sb8_main.c:172:3: error: implicit declaration of function ‘snd_dma_program’ [-Werror=implicit-function-declaration]
> sound/isa/sb/sb8_main.c: In function ‘snd_sb8_playback_pointer’:
> sound/isa/sb/sb8_main.c:425:2: error: implicit declaration of function ‘snd_dma_pointer’ [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
>
> make[3]: *** [sound/isa/sb/sb8_main.o] Error 1
> make[3]: Target `__build' not remade because of errors.
> make[2]: *** [sound/isa/sb] Error 2
> CC sound/isa/wss/wss_lib.o
> sound/isa/wss/wss_lib.c: In function ‘snd_wss_playback_prepare’:
> sound/isa/wss/wss_lib.c:1025:2: error: implicit declaration of function ‘snd_dma_program’ [-Werror=implicit-function-declaration]
> sound/isa/wss/wss_lib.c: In function ‘snd_wss_playback_pointer’:
> sound/isa/wss/wss_lib.c:1160:2: error: implicit declaration of function ‘snd_dma_pointer’ [-Werror=implicit-function-declaration]
> sound/isa/wss/wss_lib.c: In function ‘snd_wss_free’:
> sound/isa/wss/wss_lib.c:1695:3: error: implicit declaration of function ‘snd_dma_disable’ [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
>
> make[3]: *** [sound/isa/wss/wss_lib.o] Error 1
>
> The root cause for this is hidden in this Kconfig warning:
>
> warning: (RADIO_MIROPCM20) selects SND_ISA which has unmet direct dependencies (SOUND && !M68K && SND && ISA && ISA_DMA_API)
>
> Adding a dependency on ISA_DMA_API to RADIO_MIROPCM20 fixes these issues.
>
> Signed-off-by: Ralf Baechle <ralf@xxxxxxxxxxxxxx>

Acked-by: Takashi Iwai <tiwai@xxxxxxx>


thanks,

Takashi

>
> drivers/media/radio/Kconfig | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig
> index e4c97fd..0aeed28 100644
> --- a/drivers/media/radio/Kconfig
> +++ b/drivers/media/radio/Kconfig
> @@ -168,7 +168,7 @@ config RADIO_MAXIRADIO
>
> config RADIO_MIROPCM20
> tristate "miroSOUND PCM20 radio"
> - depends on ISA && VIDEO_V4L2 && SND
> + depends on ISA && ISA_DMA_API && VIDEO_V4L2 && SND
> select SND_ISA
> select SND_MIRO
> ---help---
> _______________________________________________
> Alsa-devel mailing list
> Alsa-devel@xxxxxxxxxxxxxxxx
> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
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