Hi, On Thu, Jul 28, 2011 at 12:44 PM, Randy Dunlap <rdunlap@xxxxxxxxxxxx> wrote: > On Thu, 28 Jul 2011 12:36:27 -0400 Arnaud Lacombe wrote: > >> Hi, >> >> On Thu, Jul 28, 2011 at 12:21 PM, Randy Dunlap <rdunlap@xxxxxxxxxxxx> wrote: >> > On Thu, 28 Jul 2011 11:17:09 +1000 Stephen Rothwell wrote: >> > >> >> Hi Randy, >> >> >> >> On Wed, 27 Jul 2011 12:13:20 -0700 Randy Dunlap <rdunlap@xxxxxxxxxxxx> wrote: >> >> > >> >> > On Mon, 25 Jul 2011 09:10:03 -0700 Randy Dunlap wrote: >> >> > >> >> > > On Mon, 25 Jul 2011 09:37:53 +0200 Takashi Iwai wrote: >> >> > > >> >> > > > At Sun, 24 Jul 2011 12:26:24 -0700, >> >> > > > Randy Dunlap wrote: >> >> > > > > >> >> > > > > On Wed, 13 Jul 2011 21:33:30 +0200 Geert Uytterhoeven wrote: >> >> > > > > >> >> > > > > > + src/sound/isa/ad1816a/ad1816a_lib.c: error: implicit declaration of function 'snd_dma_disable': => 544 >> >> > > > > > + src/sound/isa/ad1816a/ad1816a_lib.c: error: implicit declaration of function 'snd_dma_pointer': => 302 >> >> > > > > > + src/sound/isa/ad1816a/ad1816a_lib.c: error: implicit declaration of function 'snd_dma_program': => 244 >> >> > > > > > + src/sound/isa/es1688/es1688_lib.c: error: implicit declaration of function 'snd_dma_pointer': => 509 >> >> > > > > > + src/sound/isa/es1688/es1688_lib.c: error: implicit declaration of function 'snd_dma_program': => 417 >> >> > > > > > + src/sound/isa/gus/gus_dma.c: error: implicit declaration of function 'snd_dma_disable': => 177 >> >> > > > > > + src/sound/isa/gus/gus_dma.c: error: implicit declaration of function 'snd_dma_program': => 79 >> >> > > > > > + src/sound/isa/gus/gus_pcm.c: error: implicit declaration of function 'snd_dma_pointer': => 619 >> >> > > > > > + src/sound/isa/gus/gus_pcm.c: error: implicit declaration of function 'snd_dma_program': => 591 >> >> > > > > > + src/sound/isa/sb/sb16_main.c: error: implicit declaration of function 'snd_dma_pointer': => 456 >> >> > > > > > + src/sound/isa/sb/sb16_main.c: error: implicit declaration of function 'snd_dma_program': => 276 >> >> > > > > > + src/sound/isa/sb/sb8_main.c: error: implicit declaration of function 'snd_dma_pointer': => 425 >> >> > > > > > + src/sound/isa/sb/sb8_main.c: error: implicit declaration of function 'snd_dma_program': => 172 >> >> > > > > > + src/sound/isa/sscape.c: error: implicit declaration of function 'snd_dma_program': => 481 >> >> > > > > > + src/sound/isa/wss/wss_lib.c: error: implicit declaration of function 'snd_dma_disable': => 1695 >> >> > > > > > + src/sound/isa/wss/wss_lib.c: error: implicit declaration of function 'snd_dma_pointer': => 1160 >> >> > > > > > + src/sound/isa/wss/wss_lib.c: error: implicit declaration of function 'snd_dma_program': => 1025 >> >> > > > > >> >> > > > > All of these source files do #include <sound/core.h>, >> >> > > > > but these missing/implicit functions are conditional: >> >> > > > > >> >> > > > > #ifdef CONFIG_ISA_DMA_API >> >> > > > > #define DMA_MODE_NO_ENABLE 0x0100 >> >> > > > > >> >> > > > > void snd_dma_program(unsigned long dma, unsigned long addr, unsigned int size, unsigned short mode); >> >> > > > > void snd_dma_disable(unsigned long dma); >> >> > > > > unsigned int snd_dma_pointer(unsigned long dma, unsigned int size); >> >> > > > > #endif >> >> > > > > >> >> > > > > so should these drivers all depend on ISA_DMA_API ? >> >> > > > >> >> > > > Yes, these are ISA sound cards, so they must have CONFIG_ISA and >> >> > > > CONFIG_ISA_DMA. Although CONFIG_SND_SB8_DSP, CONFIG_SND_SB16_DSP >> >> > > > and CONFIG_SND_WSS_LIB have no direct dependency, but the drivers >> >> > > > selecting these are all in "if SND_ISA" in sound/isa/Kconfig. >> >> > > >> >> > > Hm, yes, they are. >> >> > > >> >> > > > > or should only pieces of each driver depend on ISA_DMA_API ? >> >> > > > >> >> > > > I wonder which configuration makes it possible. >> >> > > > Did you see a similar problem with randconfig? >> >> > > >> >> > > No. This parisc allmodconfig file from linux-next builds has >> >> > > CONFIG_SND_ISA=y but it does not have CONFIG_ISA_DMA_API enabled. Weird. >> >> > > >> >> > > Geert, do you know how this happens? >> >> > > >> >> > > parisc config: http://kisskb.ellerman.id.au/kisskb/buildresult/4323458/config/ >> >> > > from this failed build: http://kisskb.ellerman.id.au/kisskb/buildresult/4323458/ >> >> > >> >> > How is CONFIG_ISA_DMA_API enabled in parisc allmodconfig? >> >> > I don't see how that happens, and it's causing build errors... >> >> >> >> Sorry, but I don't understand the question. The problam is that >> >> CONFIG_ISA_DMA_API is not enabled, right? On parisc, it is just (from >> >> arch/parisc/Kconfig) >> >> >> >> config ISA_DMA_API >> >> bool >> >> >> >> and nothing selects it. However, I would have expected an allmodconfig >> >> to set it to y. Clearly I don't understan how allmodconfig works any >> >> more :-( >> >> >> >> Michal, is my understanding correct? Is this a bug in allmodconfig? >> > >> > When I do: >> > $ make ARCH=parisc O=PAR allmodconfig >> > >> > I don't get CONFIG_ISA_DMA_API enabled, so the question is simply >> > how is the linux-next build system ending up with CONFIG_ISA_DMA_API enabled? >> > >> Where do you see that "linux-next build system ending up with >> CONFIG_ISA_DMA_API enabled" ? >> >> From what I understood of the problem, the issue is that >> CONFIG_ISA_DMA_API does _not_ ends up enabled. > > Thanks for catching me. > > The problem (second try) is that ISA SND drivers are being built (on parisc) > even though ISA_DMA_API is not enabled -- and should not be enabled, > so the ISA SND drivers should not be built. I think I have it right this time. > > From the parisc .config file listed above: > > CONFIG_SND_ISA=y > CONFIG_SND_ADLIB=m > CONFIG_SND_AD1816A=m > CONFIG_SND_AD1848=m > CONFIG_SND_ALS100=m > CONFIG_SND_AZT1605=m > CONFIG_SND_AZT2316=m > CONFIG_SND_AZT2320=m > CONFIG_SND_CMI8330=m > > > etc. But none of these should be enabled. AFAIK. > So how does this happen? > warning: (RADIO_MIROPCM20) selects SND_ISA which has unmet direct dependencies (SOUND && !M68K && SND && ISA && ISA_DMA_API) Q.E.D. ... - Arnaud -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
