diff options
| -rw-r--r-- | drivers/acpi/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/acpi/Makefile | 2 | ||||
| -rw-r--r-- | drivers/acpi/acpi_lpat.c | 4 | ||||
| -rw-r--r-- | drivers/acpi/dock.c | 7 | ||||
| -rw-r--r-- | drivers/acpi/dptf/Kconfig | 15 | ||||
| -rw-r--r-- | drivers/acpi/dptf/Makefile | 4 | ||||
| -rw-r--r-- | drivers/acpi/dptf/dptf_power.c | 128 | ||||
| -rw-r--r-- | drivers/acpi/dptf/int340x_thermal.c (renamed from drivers/acpi/int340x_thermal.c) | 0 | ||||
| -rw-r--r-- | tools/power/acpi/Makefile.config | 7 |
9 files changed, 155 insertions, 13 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 7d180690c804..acad70a0bb0d 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -482,6 +482,7 @@ config ACPI_NFIT_DEBUG issue. source "drivers/acpi/apei/Kconfig" +source "drivers/acpi/dptf/Kconfig" config ACPI_EXTLOG tristate "Extended Error Log support" diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile index 5b271f492be3..88f54f03e3d2 100644 --- a/drivers/acpi/Makefile +++ b/drivers/acpi/Makefile @@ -44,7 +44,6 @@ acpi-y += acpi_lpss.o acpi_apd.o acpi-y += acpi_platform.o acpi-y += acpi_pnp.o acpi-$(CONFIG_ARM_AMBA) += acpi_amba.o -acpi-y += int340x_thermal.o acpi-y += power.o acpi-y += event.o acpi-$(CONFIG_ACPI_REDUCED_HARDWARE_ONLY) += evged.o @@ -104,3 +103,4 @@ obj-$(CONFIG_BXT_WC_PMIC_OPREGION) += pmic/intel_pmic_bxtwc.o obj-$(CONFIG_ACPI_CONFIGFS) += acpi_configfs.o video-objs += acpi_video.o video_detect.o +obj-y += dptf/ diff --git a/drivers/acpi/acpi_lpat.c b/drivers/acpi/acpi_lpat.c index feb61c1630eb..c1c4877ca96c 100644 --- a/drivers/acpi/acpi_lpat.c +++ b/drivers/acpi/acpi_lpat.c @@ -13,7 +13,7 @@ * GNU General Public License for more details. */ -#include <linux/module.h> +#include <linux/export.h> #include <linux/acpi.h> #include <acpi/acpi_lpat.h> @@ -157,5 +157,3 @@ void acpi_lpat_free_conversion_table(struct acpi_lpat_conversion_table } } EXPORT_SYMBOL_GPL(acpi_lpat_free_conversion_table); - -MODULE_LICENSE("GPL"); diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c index e8e128dede29..0c00208b423e 100644 --- a/drivers/acpi/dock.c +++ b/drivers/acpi/dock.c @@ -21,7 +21,7 @@ */ #include <linux/kernel.h> -#include <linux/module.h> +#include <linux/moduleparam.h> #include <linux/slab.h> #include <linux/init.h> #include <linux/types.h> @@ -33,12 +33,7 @@ #include "internal.h" -#define ACPI_DOCK_DRIVER_DESCRIPTION "ACPI Dock Station Driver" - ACPI_MODULE_NAME("dock"); -MODULE_AUTHOR("Kristen Carlson Accardi"); -MODULE_DESCRIPTION(ACPI_DOCK_DRIVER_DESCRIPTION); -MODULE_LICENSE("GPL"); static bool immediate_undock = 1; module_param(immediate_undock, bool, 0644); diff --git a/drivers/acpi/dptf/Kconfig b/drivers/acpi/dptf/Kconfig new file mode 100644 index 000000000000..ac0a6ed0cf46 --- /dev/null +++ b/drivers/acpi/dptf/Kconfig @@ -0,0 +1,15 @@ +config DPTF_POWER + tristate "DPTF Platform Power Participant" + depends on X86 + help + This driver adds support for Dynamic Platform and Thermal Framework + (DPTF) Platform Power Participant device (INT3407) support. + This participant is responsible for exposing platform telemetry: + max_platform_power + platform_power_source + adapter_rating + battery_steady_power + charger_type + + To compile this driver as a module, choose M here: + the module will be called dptf_power. diff --git a/drivers/acpi/dptf/Makefile b/drivers/acpi/dptf/Makefile new file mode 100644 index 000000000000..06ea8809583d --- /dev/null +++ b/drivers/acpi/dptf/Makefile @@ -0,0 +1,4 @@ +obj-$(CONFIG_ACPI) += int340x_thermal.o +obj-$(CONFIG_DPTF_POWER) += dptf_power.o + +ccflags-y += -Idrivers/acpi diff --git a/drivers/acpi/dptf/dptf_power.c b/drivers/acpi/dptf/dptf_power.c new file mode 100644 index 000000000000..734642dc5008 --- /dev/null +++ b/drivers/acpi/dptf/dptf_power.c @@ -0,0 +1,128 @@ +/* + * dptf_power: DPTF platform power driver + * Copyright (c) 2016, Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/acpi.h> +#include <linux/platform_device.h> + +/* + * Presentation of attributes which are defined for INT3407. They are: + * PMAX : Maximum platform powe + * PSRC : Platform power source + * ARTG : Adapter rating + * CTYP : Charger type + * PBSS : Battery steady power + */ +#define DPTF_POWER_SHOW(name, object) \ +static ssize_t name##_show(struct device *dev,\ + struct device_attribute *attr,\ + char *buf)\ +{\ + struct platform_device *pdev = to_platform_device(dev);\ + struct acpi_device *acpi_dev = platform_get_drvdata(pdev);\ + unsigned long long val;\ + acpi_status status;\ +\ + status = acpi_evaluate_integer(acpi_dev->handle, #object,\ + NULL, &val);\ + if (ACPI_SUCCESS(status))\ + return sprintf(buf, "%d\n", (int)val);\ + else \ + return -EINVAL;\ +} + +DPTF_POWER_SHOW(max_platform_power_mw, PMAX) +DPTF_POWER_SHOW(platform_power_source, PSRC) +DPTF_POWER_SHOW(adapter_rating_mw, ARTG) +DPTF_POWER_SHOW(battery_steady_power_mw, PBSS) +DPTF_POWER_SHOW(charger_type, CTYP) + +static DEVICE_ATTR_RO(max_platform_power_mw); +static DEVICE_ATTR_RO(platform_power_source); +static DEVICE_ATTR_RO(adapter_rating_mw); +static DEVICE_ATTR_RO(battery_steady_power_mw); +static DEVICE_ATTR_RO(charger_type); + +static struct attribute *dptf_power_attrs[] = { + &dev_attr_max_platform_power_mw.attr, + &dev_attr_platform_power_source.attr, + &dev_attr_adapter_rating_mw.attr, + &dev_attr_battery_steady_power_mw.attr, + &dev_attr_charger_type.attr, + NULL +}; + +static struct attribute_group dptf_power_attribute_group = { + .attrs = dptf_power_attrs, + .name = "dptf_power" +}; + +static int dptf_power_add(struct platform_device *pdev) +{ + struct acpi_device *acpi_dev; + acpi_status status; + unsigned long long ptype; + int result; + + acpi_dev = ACPI_COMPANION(&(pdev->dev)); + if (!acpi_dev) + return -ENODEV; + + status = acpi_evaluate_integer(acpi_dev->handle, "PTYP", NULL, &ptype); + if (ACPI_FAILURE(status)) + return -ENODEV; + + if (ptype != 0x11) + return -ENODEV; + + result = sysfs_create_group(&pdev->dev.kobj, + &dptf_power_attribute_group); + if (result) + return result; + + platform_set_drvdata(pdev, acpi_dev); + + return 0; +} + +static int dptf_power_remove(struct platform_device *pdev) +{ + + sysfs_remove_group(&pdev->dev.kobj, &dptf_power_attribute_group); + + return 0; +} + +static const struct acpi_device_id int3407_device_ids[] = { + {"INT3407", 0}, + {"", 0}, +}; +MODULE_DEVICE_TABLE(acpi, int3407_device_ids); + +static struct platform_driver dptf_power_driver = { + .probe = dptf_power_add, + .remove = dptf_power_remove, + .driver = { + .name = "DPTF Platform Power", + .acpi_match_table = int3407_device_ids, + }, +}; + +module_platform_driver(dptf_power_driver); + +MODULE_AUTHOR("Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>"); +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("ACPI DPTF platform power driver"); diff --git a/drivers/acpi/int340x_thermal.c b/drivers/acpi/dptf/int340x_thermal.c index 33505c651f62..33505c651f62 100644 --- a/drivers/acpi/int340x_thermal.c +++ b/drivers/acpi/dptf/int340x_thermal.c diff --git a/tools/power/acpi/Makefile.config b/tools/power/acpi/Makefile.config index 552af68d5414..a538ff44b108 100644 --- a/tools/power/acpi/Makefile.config +++ b/tools/power/acpi/Makefile.config @@ -54,9 +54,10 @@ INSTALL_SCRIPT = ${INSTALL_PROGRAM} # to something more interesting, like "arm-linux-". If you want # to compile vs uClibc, that can be done here as well. CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc- -CC = $(CROSS)gcc -LD = $(CROSS)gcc -STRIP = $(CROSS)strip +CROSS_COMPILE ?= $(CROSS) +CC = $(CROSS_COMPILE)gcc +LD = $(CROSS_COMPILE)gcc +STRIP = $(CROSS_COMPILE)strip HOSTCC = gcc # check if compiler option is supported |