ACPI 5.0: Add new predefined names

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

5 files changed, 73 insertions, 4 deletions

diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index 60aee56acc5b..2ddd61d07a06 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -319,7 +319,8 @@ struct acpi_name_info {
 
 /*
  * Used for ACPI_PTYPE1_FIXED, ACPI_PTYPE1_VAR, ACPI_PTYPE2,
- * ACPI_PTYPE2_MIN, ACPI_PTYPE2_PKG_COUNT, ACPI_PTYPE2_COUNT
+ * ACPI_PTYPE2_MIN, ACPI_PTYPE2_PKG_COUNT, ACPI_PTYPE2_COUNT,
+ * ACPI_PTYPE2_FIX_VAR
  */
 struct acpi_package_info {
         u8 type;
diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h
index c445cca490ea..ecac9cf38769 100644
--- a/drivers/acpi/acpica/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
@@ -94,6 +94,14 @@
  * ACPI_PTYPE2_REV_FIXED: Revision at start, each subpackage is Fixed-length
  *      (Used for _ART, _FPS)
  *
+ * ACPI_PTYPE2_FIX_VAR: Each subpackage consists of some fixed-length elements
+ *      followed by an optional element
+ *      object type
+ *      count
+ *      object type
+ *      count = 0 (optional)
+ *      (Used for _DLM)
+ *
  *****************************************************************************/
 
 enum acpi_return_package_types {
@@ -105,7 +113,8 @@ enum acpi_return_package_types {
         ACPI_PTYPE2_PKG_COUNT = 6,
         ACPI_PTYPE2_FIXED = 7,
         ACPI_PTYPE2_MIN = 8,
-        ACPI_PTYPE2_REV_FIXED = 9
+        ACPI_PTYPE2_REV_FIXED = 9,
+        ACPI_PTYPE2_FIX_VAR = 10
 };
 
 #ifdef ACPI_CREATE_PREDEFINED_TABLE
@@ -154,6 +163,7 @@ static const union acpi_predefined_info predefined_names[] =
         {{"_AC8", 0, ACPI_RTYPE_INTEGER}},
         {{"_AC9", 0, ACPI_RTYPE_INTEGER}},
         {{"_ADR", 0, ACPI_RTYPE_INTEGER}},
+        {{"_AEI", 0, ACPI_RTYPE_BUFFER}},
         {{"_AL0", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
                           {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
 
@@ -229,6 +239,13 @@ static const union acpi_predefined_info predefined_names[] =
         {{"_CID", 0, ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING | ACPI_RTYPE_PACKAGE}}, /* Variable-length (Ints/Strs) */
                           {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING, 0,0}, 0,0}},
 
+        {{"_CLS", 0, ACPI_RTYPE_PACKAGE}},      /* Fixed-length (3 Int) */
+        {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 3, 0}, 0, 0}},
+
+        {{"_CPC", 0, ACPI_RTYPE_PACKAGE}},      /* Variable-length (Ints/Bufs) */
+        {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER | ACPI_RTYPE_BUFFER, 0, 0}, 0,
+          0}},
+
         {{"_CRS", 0, ACPI_RTYPE_BUFFER}},
         {{"_CRT", 0, ACPI_RTYPE_INTEGER}},
         {{"_CSD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (1 Int(n), n-1 Int) */
@@ -237,12 +254,21 @@ static const union acpi_predefined_info predefined_names[] =
         {{"_CST", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (1 Int(n), n Pkg (1 Buf/3 Int) */
                           {{{ACPI_PTYPE2_PKG_COUNT,ACPI_RTYPE_BUFFER, 1, ACPI_RTYPE_INTEGER}, 3,0}},
 
+        {{"_CWS", 1, ACPI_RTYPE_INTEGER}},
         {{"_DCK", 1, ACPI_RTYPE_INTEGER}},
         {{"_DCS", 0, ACPI_RTYPE_INTEGER}},
         {{"_DDC", 1, ACPI_RTYPE_INTEGER | ACPI_RTYPE_BUFFER}},
         {{"_DDN", 0, ACPI_RTYPE_STRING}},
+        {{"_DEP", 0, ACPI_RTYPE_PACKAGE}},      /* Variable-length (Refs) */
+        {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0}, 0, 0}},
+
         {{"_DGS", 0, ACPI_RTYPE_INTEGER}},
         {{"_DIS", 0, 0}},
+
+        {{"_DLM", 0, ACPI_RTYPE_PACKAGE}},      /* Variable-length (Pkgs) each (1 Ref, 0/1 Optional Buf/Ref) */
+        {{{ACPI_PTYPE2_FIX_VAR, ACPI_RTYPE_REFERENCE, 1,
+           ACPI_RTYPE_REFERENCE | ACPI_RTYPE_BUFFER}, 0, 0}},
+
         {{"_DMA", 0, ACPI_RTYPE_BUFFER}},
         {{"_DOD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Ints) */
                           {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 0,0}, 0,0}},
@@ -262,6 +288,7 @@ static const union acpi_predefined_info predefined_names[] =
         {{"_EJ3", 1, 0}},
         {{"_EJ4", 1, 0}},
         {{"_EJD", 0, ACPI_RTYPE_STRING}},
+        {{"_EVT", 1, 0}},
         {{"_FDE", 0, ACPI_RTYPE_BUFFER}},
         {{"_FDI", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (16 Int) */
                           {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 16,0}, 0,0}},
@@ -281,14 +308,17 @@ static const union acpi_predefined_info predefined_names[] =
         {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 3, 0}, 0, 0}},
 
         {{"_GAI", 0, ACPI_RTYPE_INTEGER}},
+        {{"_GCP", 0, ACPI_RTYPE_INTEGER}},
         {{"_GHL", 0, ACPI_RTYPE_INTEGER}},
         {{"_GLK", 0, ACPI_RTYPE_INTEGER}},
         {{"_GPD", 0, ACPI_RTYPE_INTEGER}},
         {{"_GPE", 0, ACPI_RTYPE_INTEGER}}, /* _GPE method, not _GPE scope */
+        {{"_GRT", 0, ACPI_RTYPE_BUFFER}},
         {{"_GSB", 0, ACPI_RTYPE_INTEGER}},
         {{"_GTF", 0, ACPI_RTYPE_BUFFER}},
         {{"_GTM", 0, ACPI_RTYPE_BUFFER}},
         {{"_GTS", 1, 0}},
+        {{"_GWS", 1, ACPI_RTYPE_INTEGER}},
         {{"_HID", 0, ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING}},
         {{"_HOT", 0, ACPI_RTYPE_INTEGER}},
         {{"_HPP", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (4 Int) */
@@ -303,6 +333,7 @@ static const union acpi_predefined_info predefined_names[] =
         {{"_HPX", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each (var Ints) */
                           {{{ACPI_PTYPE2_MIN, ACPI_RTYPE_INTEGER, 5,0}, 0,0}},
 
+        {{"_HRV", 0, ACPI_RTYPE_INTEGER}},
         {{"_IFT", 0, ACPI_RTYPE_INTEGER}}, /* See IPMI spec */
         {{"_INI", 0, 0}},
         {{"_IRC", 0, 0}},
@@ -361,6 +392,9 @@ static const union acpi_predefined_info predefined_names[] =
         {{"_PR3", 0, ACPI_RTYPE_PACKAGE}},      /* Variable-length (Refs) */
         {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0}, 0, 0}},
 
+        {{"_PRE", 0, ACPI_RTYPE_PACKAGE}},      /* Variable-length (Refs) */
+        {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0}, 0, 0}},
+
         {{"_PRL", 0, ACPI_RTYPE_PACKAGE}},      /* Variable-length (Refs) */
         {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0}, 0, 0}},
 
@@ -391,6 +425,7 @@ static const union acpi_predefined_info predefined_names[] =
         {{"_PSD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each (5 Int) with count */
                           {{{ACPI_PTYPE2_COUNT, ACPI_RTYPE_INTEGER,0,0}, 0,0}},
 
+        {{"_PSE", 1, 0}},
         {{"_PSL", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
                           {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
 
@@ -457,6 +492,7 @@ static const union acpi_predefined_info predefined_names[] =
         {{"_SLI", 0, ACPI_RTYPE_BUFFER}},
         {{"_SPD", 1, ACPI_RTYPE_INTEGER}},
         {{"_SRS", 1, 0}},
+        {{"_SRT", 1, ACPI_RTYPE_INTEGER}},
         {{"_SRV", 0, ACPI_RTYPE_INTEGER}}, /* See IPMI spec */
         {{"_SST", 1, 0}},
         {{"_STA", 0, ACPI_RTYPE_INTEGER}},
@@ -464,6 +500,7 @@ static const union acpi_predefined_info predefined_names[] =
         {{"_STP", 2, ACPI_RTYPE_INTEGER}},
         {{"_STR", 0, ACPI_RTYPE_BUFFER}},
         {{"_STV", 2, ACPI_RTYPE_INTEGER}},
+        {{"_SUB", 0, ACPI_RTYPE_STRING}},
         {{"_SUN", 0, ACPI_RTYPE_INTEGER}},
         {{"_SWS", 0, ACPI_RTYPE_INTEGER}},
         {{"_TC1", 0, ACPI_RTYPE_INTEGER}},
diff --git a/drivers/acpi/acpica/nspredef.c b/drivers/acpi/acpica/nspredef.c
index c845c8089f39..db80366b3dd9 100644
--- a/drivers/acpi/acpica/nspredef.c
+++ b/drivers/acpi/acpica/nspredef.c
@@ -620,6 +620,7 @@ acpi_ns_check_package(struct acpi_predefined_data *data,
         case ACPI_PTYPE2_FIXED:
         case ACPI_PTYPE2_MIN:
         case ACPI_PTYPE2_COUNT:
+        case ACPI_PTYPE2_FIX_VAR:
 
                 /*
                  * These types all return a single Package that consists of a
@@ -759,6 +760,34 @@ acpi_ns_check_package_list(struct acpi_predefined_data *data,
                         }
                         break;
 
+                case ACPI_PTYPE2_FIX_VAR:
+                        /*
+                         * Each subpackage has a fixed number of elements and an
+                         * optional element
+                         */
+                        expected_count =
+                            package->ret_info.count1 + package->ret_info.count2;
+                        if (sub_package->package.count < expected_count) {
+                                goto package_too_small;
+                        }
+
+                        status =
+                            acpi_ns_check_package_elements(data, sub_elements,
+                                                           package->ret_info.
+                                                           object_type1,
+                                                           package->ret_info.
+                                                           count1,
+                                                           package->ret_info.
+                                                           object_type2,
+                                                           sub_package->package.
+                                                           count -
+                                                           package->ret_info.
+                                                           count1, 0);
+                        if (ACPI_FAILURE(status)) {
+                                return (status);
+                        }
+                        break;
+
                 case ACPI_PTYPE2_FIXED:
 
                         /* Each sub-package has a fixed length */
diff --git a/drivers/acpi/acpica/nsrepair.c b/drivers/acpi/acpica/nsrepair.c
index ac7b854b0bd7..dd0a0bdc4fc7 100644
--- a/drivers/acpi/acpica/nsrepair.c
+++ b/drivers/acpi/acpica/nsrepair.c
@@ -634,6 +634,7 @@ acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
         case ACPI_PTYPE2_FIXED:
         case ACPI_PTYPE2_MIN:
         case ACPI_PTYPE2_REV_FIXED:
+        case ACPI_PTYPE2_FIX_VAR:
                 break;
 
         default:
diff --git a/drivers/acpi/acpica/nsrepair2.c b/drivers/acpi/acpica/nsrepair2.c
index 024c4f263f87..3ee2b22a9f7d 100644
--- a/drivers/acpi/acpica/nsrepair2.c
+++ b/drivers/acpi/acpica/nsrepair2.c
@@ -467,11 +467,12 @@ acpi_ns_repair_HID(struct acpi_predefined_data *data,
         }
 
         /*
-         * Copy and uppercase the string. From the ACPI specification:
+         * Copy and uppercase the string. From the ACPI 5.0 specification:
          *
          * A valid PNP ID must be of the form "AAA####" where A is an uppercase
          * letter and # is a hex digit. A valid ACPI ID must be of the form
-         * "ACPI####" where # is a hex digit.
+         * "NNNN####" where N is an uppercase letter or decimal digit, and
+         * # is a hex digit.
          */
         for (dest = new_string->string.pointer; *source; dest++, source++) {
                 *dest = (char)ACPI_TOUPPER(*source);