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| author |   Bob Moore <robert.moore@intel.com> | 2015-07-01 14:44:23 +0800 |
|---|---|---|
| committer |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-07-01 23:17:54 +0200 |
| commit | fe536995f2fe26fff111a9a06bf3f71e179c92cf (patch) | |
| tree | 3a5bc345631e851b0fc068dce8556b75ee41f73d /drivers/acpi/acpica/nsparse.c | |
| parent | ACPICA: Namespace: Add support to allow overriding objects (diff) | |
| download | linux-dev-fe536995f2fe26fff111a9a06bf3f71e179c92cf.tar.xz linux-dev-fe536995f2fe26fff111a9a06bf3f71e179c92cf.zip | |
ACPICA: Namespace: Add support of OSDT table
ACPICA commit 27415c82fcecf467446f66d1007a0691cc5f3709
This patch adds OSDT (Override System Definition Table) support.
When OSDT is loaded, conflict namespace objects will be overridden
by the AML interpreter. Bob Moore, Lv Zheng.
Link: https://github.com/acpica/acpica/commit/27415c82
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/nsparse.c')
| -rw-r--r-- | drivers/acpi/acpica/nsparse.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/nsparse.c b/drivers/acpi/acpica/nsparse.c index c95a119767b5..57a4cfe547e4 100644 --- a/drivers/acpi/acpica/nsparse.c +++ b/drivers/acpi/acpica/nsparse.c @@ -117,6 +117,13 @@ acpi_ns_one_complete_parse(u32 pass_number, (u8) pass_number); } + /* Found OSDT table, enable the namespace override feature */ + + if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_OSDT) && + pass_number == ACPI_IMODE_LOAD_PASS1) { + walk_state->namespace_override = TRUE; + } + if (ACPI_FAILURE(status)) { acpi_ds_delete_walk_state(walk_state); goto cleanup; |