ALSA: ice1724 - Dynamic MIDI TX irq control

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MIDI_TX IRQ seems always pending when any bytes on FIFO is available.
Thus, it's better to enable MPU_TX only when any bytres are really
stored in the substream, and disables immediately when the queue
becomes empty.

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

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Takashi Iwai 2008-11-12 16:42:44 +01:00

parent 18e352e4a7

commit e683ec4697

1 changed files with 27 additions and 16 deletions

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sound/pci/ice1712/ice1724.c

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