linux/sound
Mark Brown 79fb9387f8 ASoC: Add DAPM widget power decision debugfs files
Currently when built with DEBUG DAPM will dump information about
the power state decisions it is taking for each widget to dmesg.
This isn't an ideal way of getting the information - it requires
a kernel build to turn it on and off and for large hub CODECs the
volume of information is so large as to be illegible. When the
output goes to the console it can also cause a noticable impact
on performance simply to print it out.

Improve the situation by adding a dapm directory to our debugfs
tree containing a file per widget with the same information in
it. This still requires a decision to build with debugfs support
but is easier to navigate and much less intrusive.

In addition to the previously displayed information active streams
are also shown in these files.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2009-08-21 17:17:59 +01:00
..
aoa
arm ALSA: Restore support for DMAless DAIs on PXA 2009-08-19 20:30:14 +01:00
atmel
core Merge branch 'topic/seq-midi-fix' into for-linus 2009-06-22 17:03:56 +02:00
drivers time: move PIT_TICK_RATE to linux/timex.h 2009-06-16 19:47:27 -07:00
i2c
isa Merge branch 'topic/seq-kconfig-cleanup' into for-linus 2009-06-10 07:26:48 +02:00
mips
oss time: move PIT_TICK_RATE to linux/timex.h 2009-06-16 19:47:27 -07:00
parisc Merge branch 'topic/section-fix' into for-linus 2009-06-10 07:26:46 +02:00
pci Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 2009-06-23 10:45:39 -07:00
pcmcia
ppc Merge branch 'topic/ps3' into for-linus 2009-06-12 20:03:16 +02:00
sh
soc ASoC: Add DAPM widget power decision debugfs files 2009-08-21 17:17:59 +01:00
sparc
spi
synth
usb Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 2009-06-21 13:13:08 -07:00
ac97_bus.c
Kconfig
last.c
Makefile
sound_core.c Driver Core: sound: add nodename for sound drivers 2009-06-15 21:30:26 -07:00
sound_firmware.c