AcoSail/kernel_optimize_test
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Merge branches 'acpi-pmic', 'acpi-misc' and 'acpi-tables'

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* acpi-pmic:
  ACPI / PMIC: xpower: Add support for the GPI1 regulator to the OpRegion handler

* acpi-misc:
  ACPI: fix whitespace in pr_fmt() to align log entries

* acpi-tables:
  ACPI: configfs: Unload SSDT on configfs entry removal
This commit is contained in:
Rafael J. Wysocki 2017-07-03 14:25:11 +02:00
commit bee5799e4f
7 changed files with 47 additions and 6 deletions
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20
drivers/acpi/acpi_configfs.c
View File

@ -15,11 +15,15 @@
#include <linux/configfs.h>
#include <linux/acpi.h>
#include "acpica/accommon.h"
#include "acpica/actables.h"
static struct config_group *acpi_table_group;
struct acpi_table {
struct config_item cfg;
struct acpi_table_header *header;
u32 index;
};
static ssize_t acpi_table_aml_write(struct config_item *cfg,
@ -52,7 +56,11 @@ static ssize_t acpi_table_aml_write(struct config_item *cfg,
if (!table->header)
return -ENOMEM;
ret = acpi_load_table(table->header);
ACPI_INFO(("Host-directed Dynamic ACPI Table Load:"));
ret = acpi_tb_install_and_load_table(
ACPI_PTR_TO_PHYSADDR(table->header),
ACPI_TABLE_ORIGIN_EXTERNAL_VIRTUAL, FALSE,
&table->index);
if (ret) {
kfree(table->header);
table->header = NULL;
@ -215,8 +223,18 @@ static struct config_item *acpi_table_make_item(struct config_group *group,
return &table->cfg;
}
static void acpi_table_drop_item(struct config_group *group,
struct config_item *cfg)
{
struct acpi_table *table = container_of(cfg, struct acpi_table, cfg);
ACPI_INFO(("Host-directed Dynamic ACPI Table Unload"));
acpi_tb_unload_table(table->index);
}
struct configfs_group_operations acpi_table_group_ops = {
.make_item = acpi_table_make_item,
.drop_item = acpi_table_drop_item,
};
static struct config_item_type acpi_tables_type = {

2
drivers/acpi/acpi_dbg.c
View File

@ -10,7 +10,7 @@
*/
/* #define DEBUG */
#define pr_fmt(fmt) "ACPI : AML: " fmt
#define pr_fmt(fmt) "ACPI: AML: " fmt
#include <linux/kernel.h>
#include <linux/module.h>

4
drivers/acpi/acpica/tbdata.c
View File

@ -867,6 +867,8 @@ acpi_tb_install_and_load_table(acpi_physical_address address,
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_tb_install_and_load_table)
/*******************************************************************************
*
* FUNCTION: acpi_tb_unload_table
@ -914,3 +916,5 @@ acpi_status acpi_tb_unload_table(u32 table_index)
acpi_tb_set_table_loaded_flag(table_index, FALSE);
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_tb_unload_table)

2
drivers/acpi/button.c
View File

@ -19,7 +19,7 @@
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
#define pr_fmt(fmt) "ACPI : button: " fmt
#define pr_fmt(fmt) "ACPI: button: " fmt
#include <linux/kernel.h>
#include <linux/module.h>

2
drivers/acpi/ec.c
View File

@ -27,7 +27,7 @@
/* Uncomment next line to get verbose printout */
/* #define DEBUG */
#define pr_fmt(fmt) "ACPI : EC: " fmt
#define pr_fmt(fmt) "ACPI: EC: " fmt
#include <linux/kernel.h>
#include <linux/module.h>

2
drivers/acpi/ioapic.c
View File

@ -21,7 +21,7 @@
* registered when we parsed the ACPI MADT.
*/
#define pr_fmt(fmt) "ACPI : IOAPIC: " fmt
#define pr_fmt(fmt) "ACPI: IOAPIC: " fmt
#include <linux/slab.h>
#include <linux/acpi.h>

21
drivers/acpi/pmic/intel_pmic_xpower.c
View File

@ -21,6 +21,11 @@
#include "intel_pmic.h"
#define XPOWER_GPADC_LOW 0x5b
#define XPOWER_GPI1_CTRL 0x92
#define GPI1_LDO_MASK GENMASK(2, 0)
#define GPI1_LDO_ON (3 << 0)
#define GPI1_LDO_OFF (4 << 0)
static struct pmic_table power_table[] = {
{
@ -118,6 +123,10 @@ static struct pmic_table power_table[] = {
.reg = 0x10,
.bit = 0x00
}, /* BUC6 */
{
.address = 0x4c,
.reg = 0x92,
}, /* GPI1 */
};
/* TMP0 - TMP5 are the same, all from GPADC */
@ -156,7 +165,12 @@ static int intel_xpower_pmic_get_power(struct regmap *regmap, int reg,
if (regmap_read(regmap, reg, &data))
return -EIO;
*value = (data & BIT(bit)) ? 1 : 0;
/* GPIO1 LDO regulator needs special handling */
if (reg == XPOWER_GPI1_CTRL)
*value = ((data & GPI1_LDO_MASK) == GPI1_LDO_ON);
else
*value = (data & BIT(bit)) ? 1 : 0;
return 0;
}
@ -165,6 +179,11 @@ static int intel_xpower_pmic_update_power(struct regmap *regmap, int reg,
{
int data;
/* GPIO1 LDO regulator needs special handling */
if (reg == XPOWER_GPI1_CTRL)
return regmap_update_bits(regmap, reg, GPI1_LDO_MASK,
on ? GPI1_LDO_ON : GPI1_LDO_OFF);
if (regmap_read(regmap, reg, &data))
return -EIO;