https://bugzilla.kernel.org/show_bug.cgi?id=14733
--- Comment #87 from Lan Tianyu <tianyu....@intel.com> 2013-04-08 05:38:15 ---
Hi, Please try the following patch. Thanks.
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 57c676a..d74fc63 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -666,16 +666,16 @@ acpi_ec_space_handler(u32 function, acpi_physical_address
address,
if (function != ACPI_READ && function != ACPI_WRITE)
return AE_BAD_PARAMETER;
- if (EC_FLAGS_MSI || bits > 8)
- acpi_ec_burst_enable(ec);
+// if (EC_FLAGS_MSI || bits > 8)
+// acpi_ec_burst_enable(ec);
for (i = 0; i < bytes; ++i, ++address, ++value)
result = (function == ACPI_READ) ?
acpi_ec_read(ec, address, value) :
acpi_ec_write(ec, address, *value);
- if (EC_FLAGS_MSI || bits > 8)
- acpi_ec_burst_disable(ec);
+// if (EC_FLAGS_MSI || bits > 8)
+// acpi_ec_burst_disable(ec);
switch (result) {
case -EINVAL:
--
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