* topic/ymfpci:
  sound: ymfpci: increase timer resolution to 96 kHz

* topic/tlv-minmax:
  ALSA: usb-audio - Correct bogus volume dB information
  ALSA: usb-audio - Use the new TLV_DB_MINMAX type
  ALSA: Add new TLV types for dBwith min/max

* topic/snd-printk:
  ALSA: Fixed a typo of printk()
  ALSA: Add debug module option
  ALSA: core - strip too long file names in snd_print*()

* topic/pcm-drain-nonblock:
  ALSA: pcm - Increase protocol version
  ALSA: pcm - Fix drain behavior in non-blocking mode

* topic/misc:
  ALSA: Remove unneeded ifdef from sound/core.h
  ALSA: Remove struct snd_monitor_file from public sound/core.h
  ALSA: Release v1.0.21

* topic/dummy:
  ALSA: dummy - Increase MAX_PCM_SUBSTREAMS to 128
  ALSA: dummy - Add debug proc file
  ALSA: Add const prefix to proc helper functions
  ALSA: Re-export snd_pcm_format_name() function
  ALSA: dummy - Fake buffer allocations
  ALSA: dummy - Fix the timer calculation in systimer mode
  ALSA: dummy - Add more description
  ALSA: dummy - Better jiffies handling
  ALSA: dummy - Support high-res timer mode

* topic/dma-sgbuf:
  ALSA: Fix SG-buffer DMA with non-coherent architectures

Add appropriate const prefix to char * arguments in proc helper functions.
Also fixed the caller side to be proper const pointers.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

Re-export snd_pcm_format_name() function to be used outside the PCM core.
As a first example, usbaudio is changed to use it now again.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

Remove the old hack that was needed for building alsa-driver modules
externally for old kernels.

Signed-off-by: Takashi Iwai <tiwai@suse.de>