Re: CONFIG_SND_RTC and CONFIG_SND_RTCTIMER and CONFIG_RTC, oh my!

[Takashi Iwai <tiwai@suse.de>]

At Tue, 14 May 2002 10:49:22 +0200,
Clemens Ladisch wrote:
> 
> I tried to use the RTC callback timer with my 2.4.12 kernel.
> Patching the kernel went fine, but then ALSA wouldn't compile the
> snd-rtctimer.o module, although configure said:
> | checking for RTC callback support in kernel ... "yes"
> 
> A glance at alsa-kernel/core/Makefile shows that both CONFIG_RTC and
> CONFIG_SND_RTCTIMER need to be defined:
> 
> 	ifeq ($(subst m,y,$(CONFIG_RTC)),y)
> 	  obj-$(CONFIG_SND_RTCTIMER) += snd-timer.o
> 	  obj-$(CONFIG_SND_RTCTIMER) += snd-rtctimer.o
> 	endif
> 
> ... but neither appears in alsa-driver/Makefile.conf, apparently
> because configure thinks it should define CONFIG_SND_RTC instead:
> 
> alsa-driver/configure.in:
> 	...
> 	rtcsup="0"
> 	...
> 	  AC_MSG_RESULT("yes");rtcsup="m",
> 	  AC_MSG_RESULT("no");rtcsup="n",
> 	  AC_MSG_RESULT("unknown");rtcsup="n"
> 	...
> 	CONFIG_SND_RTC=$rtcsup
> 	AC_SUBST(CONFIG_SND_RTC)
> 	if test "$CONFIG_SND_RTC" = "1"; then
> 	  AC_DEFINE(CONFIG_SND_RTC)
> 	fi
> 
> Additionally, it's unclear whether the value of CONFIG_SND_RTC should
> be 0/1 or n/m.

they are ruines from the old alsa-driver package.
all should be CONFIG_SND_RTCTIMER and take m/n/y.

fixed now on cvs.
thanks.


Takashi

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