ALSA: hda - Use own workqueue

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snd-hda-intel driver used schedule_work() fot the delayed DMA pointer
updates, but this has several potential problems:
- it may block other eventsd works longer
- it may deadlock when probing fails and flush_scheduled_work() is
  called during probe callback (as probe callback itself could be
  invoked from eventd)

This patch adds an own workq for each driver instance to solve these
problems.

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

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This commit is contained in:

Takashi Iwai 2009-01-12 10:09:24 +01:00

parent 4b55899104

commit 6acaed38a3

4 changed files with 21 additions and 10 deletions

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1

sound/pci/hda/hda_beep.c

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23

sound/pci/hda/hda_codec.c

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1

sound/pci/hda/hda_codec.h

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6

sound/pci/hda/hda_intel.c

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