EC may forget a command without sending any "reset" interrupt, thus we need to lessen the requirement for transaction restart. Reference: http://bugzilla.kernel.org/show_bug.cgi?id=14247 Signed-off-by: Alexey Starikovskiy <astarikovskiy@xxxxxxx> --- drivers/acpi/ec.c | 4 +--- 1 files changed, 1 insertions(+), 3 deletions(-) diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index da7da37..9c34515 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -234,10 +234,8 @@ static int ec_poll(struct acpi_ec *ec) } advance_transaction(ec, acpi_ec_read_status(ec)); } while (time_before(jiffies, delay)); - if (!ec->curr->irq_count || - (acpi_ec_read_status(ec) & ACPI_EC_FLAG_IBF)) + if (acpi_ec_read_status(ec) & ACPI_EC_FLAG_IBF) break; - /* try restart command if we get any false interrupts */ pr_debug(PREFIX "controller reset, restart transaction\n"); spin_lock_irqsave(&ec->curr_lock, flags); start_transaction(ec); -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
