[ACPI] increase owner_id limit to 64 from 32

This is an interim patch until changes in an updated
ACPICA core increase the limit to 255.

Signed-off-by: Alex Williamson <alex.williamson@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/utilities/utmisc.c b/drivers/acpi/utilities/utmisc.c
index 0c5abc536c7ad1deb1f7db7e55c410ccf289a591..b886780f9def06df00adbfd8995b8714827d7063 100644 (file)
--- a/drivers/acpi/utilities/utmisc.c
+++ b/drivers/acpi/utilities/utmisc.c
@@ -84,14 +84,14 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id)
 
        /* Find a free owner ID */
 
-       for (i = 0; i < 32; i++) {
-               if (!(acpi_gbl_owner_id_mask & (1 << i))) {
+       for (i = 0; i < 64; i++) {
+               if (!(acpi_gbl_owner_id_mask & (1ULL << i))) {
                        ACPI_DEBUG_PRINT((ACPI_DB_VALUES,
-                                         "Current owner_id mask: %8.8X New ID: %2.2X\n",
+                                         "Current owner_id mask: %16.16lX New ID: %2.2X\n",
                                          acpi_gbl_owner_id_mask,
                                          (unsigned int)(i + 1)));
 
-                       acpi_gbl_owner_id_mask |= (1 << i);
+                       acpi_gbl_owner_id_mask |= (1ULL << i);
                        *owner_id = (acpi_owner_id) (i + 1);
                        goto exit;
                }
@@ -106,7 +106,7 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id)
         */
        *owner_id = 0;
        status = AE_OWNER_ID_LIMIT;
-       ACPI_REPORT_ERROR(("Could not allocate new owner_id (32 max), AE_OWNER_ID_LIMIT\n"));
+       ACPI_REPORT_ERROR(("Could not allocate new owner_id (64 max), AE_OWNER_ID_LIMIT\n"));
 
       exit:
        (void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
@@ -123,7 +123,7 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id)
  *              control method or unloading a table. Either way, we would
  *              ignore any error anyway.
  *
- * DESCRIPTION: Release a table or method owner ID.  Valid IDs are 1 - 32
+ * DESCRIPTION: Release a table or method owner ID.  Valid IDs are 1 - 64
  *
  ******************************************************************************/
 
@@ -140,7 +140,7 @@ void acpi_ut_release_owner_id(acpi_owner_id * owner_id_ptr)
 
        /* Zero is not a valid owner_iD */
 
-       if ((owner_id == 0) || (owner_id > 32)) {
+       if ((owner_id == 0) || (owner_id > 64)) {
                ACPI_REPORT_ERROR(("Invalid owner_id: %2.2X\n", owner_id));
                return_VOID;
        }
@@ -158,8 +158,8 @@ void acpi_ut_release_owner_id(acpi_owner_id * owner_id_ptr)
 
        /* Free the owner ID only if it is valid */
 
-       if (acpi_gbl_owner_id_mask & (1 << owner_id)) {
-               acpi_gbl_owner_id_mask ^= (1 << owner_id);
+       if (acpi_gbl_owner_id_mask & (1ULL << owner_id)) {
+               acpi_gbl_owner_id_mask ^= (1ULL << owner_id);
        }
 
        (void)acpi_ut_release_mutex(ACPI_MTX_CACHES);

diff --git a/include/acpi/acglobal.h b/include/acpi/acglobal.h
index e9c2790139ecfa47165f006afd285705618e34d9..4ab2ca18b8df483bb672cc34e6129ad3b516955e 100644 (file)
--- a/include/acpi/acglobal.h
+++ b/include/acpi/acglobal.h
@@ -211,7 +211,7 @@ ACPI_EXTERN u32 acpi_gbl_original_mode;
 ACPI_EXTERN u32 acpi_gbl_rsdp_original_location;
 ACPI_EXTERN u32 acpi_gbl_ns_lookup_count;
 ACPI_EXTERN u32 acpi_gbl_ps_find_count;
-ACPI_EXTERN u32 acpi_gbl_owner_id_mask;
+ACPI_EXTERN u64 acpi_gbl_owner_id_mask;
 ACPI_EXTERN u16 acpi_gbl_pm1_enable_register_save;
 ACPI_EXTERN u16 acpi_gbl_global_lock_handle;
 ACPI_EXTERN u8 acpi_gbl_debugger_configuration;