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ACPICA: Simplify configuration for "Max Loops" system parameter 

ACPICA commit 857c510d70e18eecc275dd3087807a18bae8aa51

Allow for static configuration of this parameter. It is used
to abort out of infinite loops caused by non-response from
hardware.

Link: https://github.com/acpica/acpica/commit/857c510d
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore 2016-08-04 16:43:13 +08:00 committed by Rafael J. Wysocki
parent 7c312ad1f2
commit 02dcdc3e86
2 changed files with 5 additions and 1 deletions
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2
drivers/acpi/acpica/utinit.c
View File

@ -206,7 +206,7 @@ acpi_status acpi_ut_init_globals(void)
acpi_gbl_next_owner_id_offset = 0;
acpi_gbl_debugger_configuration = DEBUGGER_THREADING;
acpi_gbl_osi_mutex = NULL;
acpi_gbl_max_loop_iterations = 0xFFFF;
acpi_gbl_max_loop_iterations = ACPI_MAX_LOOP_COUNT;
/* Hardware oriented */

4
include/acpi/acconfig.h
View File

@ -144,6 +144,10 @@
#define ACPI_ADDRESS_RANGE_MAX 2
/* Maximum number of While() loops before abort */
#define ACPI_MAX_LOOP_COUNT 0xFFFF
/******************************************************************************
*
* ACPI Specification constants (Do not change unless the specification changes)