Auto-update from upstream
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 5f51057..807b0df 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -274,8 +274,6 @@
}
}
- cx->usage++;
-
#ifdef CONFIG_HOTPLUG_CPU
/*
* Check for P_LVL2_UP flag before entering C2 and above on
@@ -283,9 +281,12 @@
* detection phase, to work cleanly with logical CPU hotplug.
*/
if ((cx->type != ACPI_STATE_C1) && (num_online_cpus() > 1) &&
- !pr->flags.has_cst && acpi_fadt.plvl2_up)
- cx->type = ACPI_STATE_C1;
+ !pr->flags.has_cst && !acpi_fadt.plvl2_up)
+ cx = &pr->power.states[ACPI_STATE_C1];
#endif
+
+ cx->usage++;
+
/*
* Sleep:
* ------
@@ -386,6 +387,15 @@
next_state = pr->power.state;
+#ifdef CONFIG_HOTPLUG_CPU
+ /* Don't do promotion/demotion */
+ if ((cx->type == ACPI_STATE_C1) && (num_online_cpus() > 1) &&
+ !pr->flags.has_cst && !acpi_fadt.plvl2_up) {
+ next_state = cx;
+ goto end;
+ }
+#endif
+
/*
* Promotion?
* ----------
@@ -557,7 +567,7 @@
* Check for P_LVL2_UP flag before entering C2 and above on
* an SMP system.
*/
- if ((num_online_cpus() > 1) && acpi_fadt.plvl2_up)
+ if ((num_online_cpus() > 1) && !acpi_fadt.plvl2_up)
return_VALUE(-ENODEV);
#endif
diff --git a/drivers/acpi/resources/rsinfo.c b/drivers/acpi/resources/rsinfo.c
new file mode 100644
index 0000000..49a5f81
--- /dev/null
+++ b/drivers/acpi/resources/rsinfo.c
@@ -0,0 +1,228 @@
+/*******************************************************************************
+ *
+ * Module Name: rsinfo - Dispatch and Info tables
+ *
+ ******************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2005, R. Byron Moore
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#include <acpi/acpi.h>
+#include <acpi/acresrc.h>
+
+#define _COMPONENT ACPI_RESOURCES
+ACPI_MODULE_NAME("rsinfo")
+
+/*
+ * Resource dispatch and information tables. Any new resource types (either
+ * Large or Small) must be reflected in each of these tables, so they are here
+ * in one place.
+ *
+ * The tables for Large descriptors are indexed by bits 6:0 of the AML
+ * descriptor type byte. The tables for Small descriptors are indexed by
+ * bits 6:3 of the descriptor byte. The tables for internal resource
+ * descriptors are indexed by the acpi_resource_type field.
+ */
+/* Dispatch table for resource-to-AML (Set Resource) conversion functions */
+ACPI_SET_RESOURCE_HANDLER acpi_gbl_set_resource_dispatch[] = {
+ acpi_rs_set_irq, /* 0x00, ACPI_RESOURCE_TYPE_IRQ */
+ acpi_rs_set_dma, /* 0x01, ACPI_RESOURCE_TYPE_DMA */
+ acpi_rs_set_start_dpf, /* 0x02, ACPI_RESOURCE_TYPE_START_DEPENDENT */
+ acpi_rs_set_end_dpf, /* 0x03, ACPI_RESOURCE_TYPE_END_DEPENDENT */
+ acpi_rs_set_io, /* 0x04, ACPI_RESOURCE_TYPE_IO */
+ acpi_rs_set_fixed_io, /* 0x05, ACPI_RESOURCE_TYPE_FIXED_IO */
+ acpi_rs_set_vendor, /* 0x06, ACPI_RESOURCE_TYPE_VENDOR */
+ acpi_rs_set_end_tag, /* 0x07, ACPI_RESOURCE_TYPE_END_TAG */
+ acpi_rs_set_memory24, /* 0x08, ACPI_RESOURCE_TYPE_MEMORY24 */
+ acpi_rs_set_memory32, /* 0x09, ACPI_RESOURCE_TYPE_MEMORY32 */
+ acpi_rs_set_fixed_memory32, /* 0x0A, ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
+ acpi_rs_set_address16, /* 0x0B, ACPI_RESOURCE_TYPE_ADDRESS16 */
+ acpi_rs_set_address32, /* 0x0C, ACPI_RESOURCE_TYPE_ADDRESS32 */
+ acpi_rs_set_address64, /* 0x0D, ACPI_RESOURCE_TYPE_ADDRESS64 */
+ acpi_rs_set_ext_address64, /* 0x0E, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
+ acpi_rs_set_ext_irq, /* 0x0F, ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
+ acpi_rs_set_generic_reg /* 0x10, ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
+};
+
+/* Dispatch tables for AML-to-resource (Get Resource) conversion functions */
+
+ACPI_GET_RESOURCE_HANDLER acpi_gbl_sm_get_resource_dispatch[] = {
+ NULL, /* 0x00, Reserved */
+ NULL, /* 0x01, Reserved */
+ NULL, /* 0x02, Reserved */
+ NULL, /* 0x03, Reserved */
+ acpi_rs_get_irq, /* 0x04, ACPI_RESOURCE_NAME_IRQ */
+ acpi_rs_get_dma, /* 0x05, ACPI_RESOURCE_NAME_DMA */
+ acpi_rs_get_start_dpf, /* 0x06, ACPI_RESOURCE_NAME_START_DEPENDENT */
+ acpi_rs_get_end_dpf, /* 0x07, ACPI_RESOURCE_NAME_END_DEPENDENT */
+ acpi_rs_get_io, /* 0x08, ACPI_RESOURCE_NAME_IO */
+ acpi_rs_get_fixed_io, /* 0x09, ACPI_RESOURCE_NAME_FIXED_IO */
+ NULL, /* 0x0A, Reserved */
+ NULL, /* 0x0B, Reserved */
+ NULL, /* 0x0C, Reserved */
+ NULL, /* 0x0D, Reserved */
+ acpi_rs_get_vendor, /* 0x0E, ACPI_RESOURCE_NAME_VENDOR_SMALL */
+ acpi_rs_get_end_tag /* 0x0F, ACPI_RESOURCE_NAME_END_TAG */
+};
+
+ACPI_GET_RESOURCE_HANDLER acpi_gbl_lg_get_resource_dispatch[] = {
+ NULL, /* 0x00, Reserved */
+ acpi_rs_get_memory24, /* 0x01, ACPI_RESOURCE_NAME_MEMORY24 */
+ acpi_rs_get_generic_reg, /* 0x02, ACPI_RESOURCE_NAME_GENERIC_REGISTER */
+ NULL, /* 0x03, Reserved */
+ acpi_rs_get_vendor, /* 0x04, ACPI_RESOURCE_NAME_VENDOR_LARGE */
+ acpi_rs_get_memory32, /* 0x05, ACPI_RESOURCE_NAME_MEMORY32 */
+ acpi_rs_get_fixed_memory32, /* 0x06, ACPI_RESOURCE_NAME_FIXED_MEMORY32 */
+ acpi_rs_get_address32, /* 0x07, ACPI_RESOURCE_NAME_ADDRESS32 */
+ acpi_rs_get_address16, /* 0x08, ACPI_RESOURCE_NAME_ADDRESS16 */
+ acpi_rs_get_ext_irq, /* 0x09, ACPI_RESOURCE_NAME_EXTENDED_IRQ */
+ acpi_rs_get_address64, /* 0x0A, ACPI_RESOURCE_NAME_ADDRESS64 */
+ acpi_rs_get_ext_address64 /* 0x0B, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64 */
+};
+
+#ifdef ACPI_FUTURE_USAGE
+#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
+
+/* Dispatch table for resource dump functions */
+
+ACPI_DUMP_RESOURCE_HANDLER acpi_gbl_dump_resource_dispatch[] = {
+ acpi_rs_dump_irq, /* ACPI_RESOURCE_TYPE_IRQ */
+ acpi_rs_dump_dma, /* ACPI_RESOURCE_TYPE_DMA */
+ acpi_rs_dump_start_dpf, /* ACPI_RESOURCE_TYPE_START_DEPENDENT */
+ acpi_rs_dump_end_dpf, /* ACPI_RESOURCE_TYPE_END_DEPENDENT */
+ acpi_rs_dump_io, /* ACPI_RESOURCE_TYPE_IO */
+ acpi_rs_dump_fixed_io, /* ACPI_RESOURCE_TYPE_FIXED_IO */
+ acpi_rs_dump_vendor, /* ACPI_RESOURCE_TYPE_VENDOR */
+ acpi_rs_dump_end_tag, /* ACPI_RESOURCE_TYPE_END_TAG */
+ acpi_rs_dump_memory24, /* ACPI_RESOURCE_TYPE_MEMORY24 */
+ acpi_rs_dump_memory32, /* ACPI_RESOURCE_TYPE_MEMORY32 */
+ acpi_rs_dump_fixed_memory32, /* ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
+ acpi_rs_dump_address16, /* ACPI_RESOURCE_TYPE_ADDRESS16 */
+ acpi_rs_dump_address32, /* ACPI_RESOURCE_TYPE_ADDRESS32 */
+ acpi_rs_dump_address64, /* ACPI_RESOURCE_TYPE_ADDRESS64 */
+ acpi_rs_dump_ext_address64, /* ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
+ acpi_rs_dump_ext_irq, /* ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
+ acpi_rs_dump_generic_reg /* ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
+};
+#endif
+#endif /* ACPI_FUTURE_USAGE */
+
+/*
+ * Base sizes for external AML resource descriptors, indexed by internal type.
+ * Includes size of the descriptor header (1 byte for small descriptors,
+ * 3 bytes for large descriptors)
+ */
+u8 acpi_gbl_aml_resource_sizes[] = {
+ sizeof(struct aml_resource_irq), /* ACPI_RESOURCE_TYPE_IRQ (optional Byte 3 always created) */
+ sizeof(struct aml_resource_dma), /* ACPI_RESOURCE_TYPE_DMA */
+ sizeof(struct aml_resource_start_dependent), /* ACPI_RESOURCE_TYPE_START_DEPENDENT (optional Byte 1 always created) */
+ sizeof(struct aml_resource_end_dependent), /* ACPI_RESOURCE_TYPE_END_DEPENDENT */
+ sizeof(struct aml_resource_io), /* ACPI_RESOURCE_TYPE_IO */
+ sizeof(struct aml_resource_fixed_io), /* ACPI_RESOURCE_TYPE_FIXED_IO */
+ sizeof(struct aml_resource_vendor_small), /* ACPI_RESOURCE_TYPE_VENDOR */
+ sizeof(struct aml_resource_end_tag), /* ACPI_RESOURCE_TYPE_END_TAG */
+ sizeof(struct aml_resource_memory24), /* ACPI_RESOURCE_TYPE_MEMORY24 */
+ sizeof(struct aml_resource_memory32), /* ACPI_RESOURCE_TYPE_MEMORY32 */
+ sizeof(struct aml_resource_fixed_memory32), /* ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
+ sizeof(struct aml_resource_address16), /* ACPI_RESOURCE_TYPE_ADDRESS16 */
+ sizeof(struct aml_resource_address32), /* ACPI_RESOURCE_TYPE_ADDRESS32 */
+ sizeof(struct aml_resource_address64), /* ACPI_RESOURCE_TYPE_ADDRESS64 */
+ sizeof(struct aml_resource_extended_address64), /*ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
+ sizeof(struct aml_resource_extended_irq), /* ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
+ sizeof(struct aml_resource_generic_register) /* ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
+};
+
+/* Macros used in the tables below */
+
+#define ACPI_RLARGE(r) sizeof (r) - sizeof (struct aml_resource_large_header)
+#define ACPI_RSMALL(r) sizeof (r) - sizeof (struct aml_resource_small_header)
+
+/*
+ * Base sizes of resource descriptors, both the AML stream resource length
+ * (minus size of header and length fields),and the size of the internal
+ * struct representation.
+ */
+struct acpi_resource_info acpi_gbl_sm_resource_info[] = {
+ {0, 0, 0},
+ {0, 0, 0},
+ {0, 0, 0},
+ {0, 0, 0},
+ {2, ACPI_RSMALL(struct aml_resource_irq),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_irq)},
+ {0, ACPI_RSMALL(struct aml_resource_dma),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_dma)},
+ {2, ACPI_RSMALL(struct aml_resource_start_dependent),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_start_dependent)},
+ {0, ACPI_RSMALL(struct aml_resource_end_dependent),
+ ACPI_RESOURCE_LENGTH},
+ {0, ACPI_RSMALL(struct aml_resource_io),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_io)},
+ {0, ACPI_RSMALL(struct aml_resource_fixed_io),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_fixed_io)},
+ {0, 0, 0},
+ {0, 0, 0},
+ {0, 0, 0},
+ {0, 0, 0},
+ {1, ACPI_RSMALL(struct aml_resource_vendor_small),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_vendor)},
+ {0, ACPI_RSMALL(struct aml_resource_end_tag), ACPI_RESOURCE_LENGTH}
+};
+
+struct acpi_resource_info acpi_gbl_lg_resource_info[] = {
+ {0, 0, 0},
+ {0, ACPI_RLARGE(struct aml_resource_memory24),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_memory24)},
+ {0, ACPI_RLARGE(struct aml_resource_generic_register),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_generic_registerister)},
+ {0, 0, 0},
+ {1, ACPI_RLARGE(struct aml_resource_vendor_large),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_vendor)},
+ {0, ACPI_RLARGE(struct aml_resource_memory32),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_memory32)},
+ {0, ACPI_RLARGE(struct aml_resource_fixed_memory32),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_fixed_memory32)},
+ {1, ACPI_RLARGE(struct aml_resource_address32),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_address32)},
+ {1, ACPI_RLARGE(struct aml_resource_address16),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_address16)},
+ {1, ACPI_RLARGE(struct aml_resource_extended_irq),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_extended_irq)},
+ {1, ACPI_RLARGE(struct aml_resource_address64),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_address64)},
+ {0, ACPI_RLARGE(struct aml_resource_extended_address64),
+ ACPI_SIZEOF_RESOURCE(struct acpi_resource_extended_address64)}
+};