Merge back earlier ACPICA material for v4.10.

6 files changed, 36 insertions, 18 deletions

diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 750fa824d42c..edbb42e251a6 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -240,10 +240,6 @@ ACPI_INIT_GLOBAL(u32, acpi_gbl_nesting_level, 0);
 
 ACPI_GLOBAL(struct acpi_thread_state *, acpi_gbl_current_walk_list);
 
-/* Maximum number of While() loop iterations before forced abort */
-
-ACPI_GLOBAL(u16, acpi_gbl_max_loop_iterations);
-
 /* Control method single step flag */
 
 ACPI_GLOBAL(u8, acpi_gbl_cm_single_step);
@@ -318,6 +314,7 @@ ACPI_INIT_GLOBAL(u8, acpi_gbl_cstyle_disassembly, TRUE);
 ACPI_INIT_GLOBAL(u8, acpi_gbl_force_aml_disassembly, FALSE);
 ACPI_INIT_GLOBAL(u8, acpi_gbl_dm_opt_verbose, TRUE);
 ACPI_INIT_GLOBAL(u8, acpi_gbl_dm_emit_external_opcodes, FALSE);
+ACPI_INIT_GLOBAL(u8, acpi_gbl_do_disassembler_optimizations, TRUE);
 
 ACPI_GLOBAL(u8, acpi_gbl_dm_opt_disasm);
 ACPI_GLOBAL(u8, acpi_gbl_dm_opt_listing);
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index dff1207a6078..792660054992 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -765,7 +765,7 @@ union acpi_parse_value {
         union acpi_parse_value          value;          /* Value or args associated with the opcode */\
         u8                              arg_list_length; /* Number of elements in the arg list */\
         ACPI_DISASM_ONLY_MEMBERS (\
-        u8                              disasm_flags;   /* Used during AML disassembly */\
+        u16                             disasm_flags;   /* Used during AML disassembly */\
         u8                              disasm_opcode;  /* Subtype used for disassembly */\
         char                            *operator_symbol;/* Used for C-style operator name strings */\
         char                            aml_op_name[16])        /* Op name (debug only) */
@@ -868,14 +868,15 @@ struct acpi_parse_state {
 
 /* Parse object disasm_flags */
 
-#define ACPI_PARSEOP_IGNORE                 0x01
-#define ACPI_PARSEOP_PARAMETER_LIST         0x02
-#define ACPI_PARSEOP_EMPTY_TERMLIST         0x04
-#define ACPI_PARSEOP_PREDEFINED_CHECKED     0x08
-#define ACPI_PARSEOP_CLOSING_PAREN          0x10
-#define ACPI_PARSEOP_COMPOUND_ASSIGNMENT    0x20
-#define ACPI_PARSEOP_ASSIGNMENT             0x40
-#define ACPI_PARSEOP_ELSEIF                 0x80
+#define ACPI_PARSEOP_IGNORE                 0x0001
+#define ACPI_PARSEOP_PARAMETER_LIST         0x0002
+#define ACPI_PARSEOP_EMPTY_TERMLIST         0x0004
+#define ACPI_PARSEOP_PREDEFINED_CHECKED     0x0008
+#define ACPI_PARSEOP_CLOSING_PAREN          0x0010
+#define ACPI_PARSEOP_COMPOUND_ASSIGNMENT    0x0020
+#define ACPI_PARSEOP_ASSIGNMENT             0x0040
+#define ACPI_PARSEOP_ELSEIF                 0x0080
+#define ACPI_PARSEOP_LEGACY_ASL_ONLY        0x0100
 
 /*****************************************************************************
  *
diff --git a/drivers/acpi/acpica/tbxfload.c b/drivers/acpi/acpica/tbxfload.c
index 5569f637f669..2599e8314d94 100644
--- a/drivers/acpi/acpica/tbxfload.c
+++ b/drivers/acpi/acpica/tbxfload.c
@@ -239,7 +239,7 @@ acpi_status acpi_tb_load_namespace(void)
         }
 
         if (!tables_failed) {
-                ACPI_INFO(("%u ACPI AML tables successfully acquired and loaded\n", tables_loaded));
+                ACPI_INFO(("%u ACPI AML tables successfully acquired and loaded", tables_loaded));
         } else {
                 ACPI_ERROR((AE_INFO,
                             "%u table load failures, %u successful",
@@ -250,6 +250,10 @@ acpi_status acpi_tb_load_namespace(void)
                 status = AE_CTRL_TERMINATE;
         }
 
+#ifdef ACPI_APPLICATION
+        ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, "\n"));
+#endif
+
 unlock_and_exit:
         (void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
         return_ACPI_STATUS(status);
diff --git a/include/acpi/acconfig.h b/include/acpi/acconfig.h
index 12c2882bf647..d25da936750e 100644
--- a/include/acpi/acconfig.h
+++ b/include/acpi/acconfig.h
@@ -146,7 +146,7 @@
 
 /* Maximum number of While() loops before abort */
 
-#define ACPI_MAX_LOOP_COUNT             0xFFFF
+#define ACPI_MAX_LOOP_COUNT             0x000FFFFF
 
 /******************************************************************************
  *
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index c7b3a132dbe7..5c7356adc10b 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -46,7 +46,7 @@
 
 /* Current ACPICA subsystem version in YYYYMMDD format */
 
-#define ACPI_CA_VERSION                 0x20160831
+#define ACPI_CA_VERSION                 0x20160930
 
 #include <acpi/acconfig.h>
 #include <acpi/actypes.h>
@@ -259,6 +259,13 @@ ACPI_INIT_GLOBAL(u8, acpi_gbl_osi_data, 0);
 ACPI_INIT_GLOBAL(u8, acpi_gbl_reduced_hardware, FALSE);
 
 /*
+ * Maximum number of While() loop iterations before forced method abort.
+ * This mechanism is intended to prevent infinite loops during interpreter
+ * execution within a host kernel.
+ */
+ACPI_INIT_GLOBAL(u32, acpi_gbl_max_loop_iterations, ACPI_MAX_LOOP_COUNT);
+
+/*
  * This mechanism is used to trace a specified AML method. The method is
  * traced each time it is executed.
  */
diff --git a/tools/power/acpi/os_specific/service_layers/osunixxf.c b/tools/power/acpi/os_specific/service_layers/osunixxf.c
index 8d8003c919d4..10648aaf6164 100644
--- a/tools/power/acpi/os_specific/service_layers/osunixxf.c
+++ b/tools/power/acpi/os_specific/service_layers/osunixxf.c
@@ -646,8 +646,12 @@ acpi_os_create_semaphore(u32 max_units,
         }
 #ifdef __APPLE__
         {
-                char *semaphore_name = tmpnam(NULL);
+                static int semaphore_count = 0;
+                char semaphore_name[32];
 
+                snprintf(semaphore_name, sizeof(semaphore_name), "acpi_sem_%d",
+                         semaphore_count++);
+                printf("%s\n", semaphore_name);
                 sem =
                     sem_open(semaphore_name, O_EXCL | O_CREAT, 0755,
                              initial_units);
@@ -692,10 +696,15 @@ acpi_status acpi_os_delete_semaphore(acpi_handle handle)
         if (!sem) {
                 return (AE_BAD_PARAMETER);
         }
-
+#ifdef __APPLE__
+        if (sem_close(sem) == -1) {
+                return (AE_BAD_PARAMETER);
+        }
+#else
         if (sem_destroy(sem) == -1) {
                 return (AE_BAD_PARAMETER);
         }
+#endif
 
         return (AE_OK);
 }