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intel-hda: Honor WAKEEN bits.

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HDA: Honor WAKEEN bits when deciding to raise an interrupt on codec
status change.  This prevents an interrupt storm with the Haiku HDA
driver which does not handle codec status changes in the irq handler.

Signed-off-by: François Revol <revol@free.fr>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: malc <av1474@comtv.ru>
This commit is contained in:
François Revol 2010-11-09 11:47:46 +01:00 committed by malc
parent 129dcd2c66
commit af93485cde
1 changed files with 2 additions and 1 deletions
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3
hw/intel-hda.c
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@ -246,7 +246,7 @@ static void intel_hda_update_int_sts(IntelHDAState *d)
if (d->rirb_sts & ICH6_RBSTS_OVERRUN) { if (d->rirb_sts & ICH6_RBSTS_OVERRUN) {
sts |= (1 << 30); sts |= (1 << 30);
} }
if (d->state_sts) { if (d->state_sts & d->wake_en) {
sts |= (1 << 30); sts |= (1 << 30);
} }
@ -628,6 +628,7 @@ static const struct IntelHDAReg regtab[] = {
[ ICH6_REG_WAKEEN ] = { [ ICH6_REG_WAKEEN ] = {
.name = "WAKEEN", .name = "WAKEEN",
.size = 2, .size = 2,
.wmask = 0x3fff,
.offset = offsetof(IntelHDAState, wake_en), .offset = offsetof(IntelHDAState, wake_en),
}, },
[ ICH6_REG_STATESTS ] = { [ ICH6_REG_STATESTS ] = {