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ACPI: EC: Don't do transaction from GPE handler in poll mode.

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Referencies: http://bugzilla.kernel.org/show_bug.cgi?id=12004

Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Alexey Starikovskiy 2008-11-11 12:54:11 +03:00 committed by Len Brown
parent 06cf7d3c7a
commit 8517934ef6
1 changed files with 6 additions and 3 deletions
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9
drivers/acpi/ec.c
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@ -581,9 +581,12 @@ static u32 acpi_ec_gpe_handler(void *data)
pr_debug(PREFIX "~~~> interrupt\n"); pr_debug(PREFIX "~~~> interrupt\n");
status = acpi_ec_read_status(ec); status = acpi_ec_read_status(ec);
gpe_transaction(ec, status); if (test_bit(EC_FLAGS_GPE_MODE, &ec->flags)) {
if (ec_transaction_done(ec) && (status & ACPI_EC_FLAG_IBF) == 0) gpe_transaction(ec, status);
wake_up(&ec->wait); if (ec_transaction_done(ec) &&
(status & ACPI_EC_FLAG_IBF) == 0)
wake_up(&ec->wait);
}
ec_check_sci(ec, status); ec_check_sci(ec, status);
if (!test_bit(EC_FLAGS_GPE_MODE, &ec->flags) && if (!test_bit(EC_FLAGS_GPE_MODE, &ec->flags) &&