diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/Makefile | 2 | ||||
| -rw-r--r-- | drivers/base/bus.c | 1 | ||||
| -rw-r--r-- | drivers/base/core.c | 3 | ||||
| -rw-r--r-- | drivers/base/interface.c | 51 | ||||
| -rw-r--r-- | drivers/base/power/power.h | 11 | ||||
| -rw-r--r-- | drivers/base/power/shutdown.c | 16 |
6 files changed, 1 insertions, 83 deletions
diff --git a/drivers/base/Makefile b/drivers/base/Makefile index 6662b54..a47928a2 100644 --- a/drivers/base/Makefile +++ b/drivers/base/Makefile @@ -1,6 +1,6 @@ # Makefile for the Linux device tree -obj-y := core.o sys.o interface.o bus.o \ +obj-y := core.o sys.o bus.o \ driver.o class.o class_simple.o platform.o \ cpu.o firmware.o init.o map.o dmapool.o \ attribute_container.o transport_class.o diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 2b3902c..3cb04bb 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -390,7 +390,6 @@ void device_release_driver(struct device * dev) sysfs_remove_link(&drv->kobj, kobject_name(&dev->kobj)); sysfs_remove_link(&dev->kobj, "driver"); list_del_init(&dev->driver_list); - device_detach_shutdown(dev); if (drv->remove) drv->remove(dev); dev->driver = NULL; diff --git a/drivers/base/core.c b/drivers/base/core.c index 268a9c8..d21eb77 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -31,8 +31,6 @@ int (*platform_notify_remove)(struct device * dev) = NULL; #define to_dev(obj) container_of(obj, struct device, kobj) #define to_dev_attr(_attr) container_of(_attr, struct device_attribute, attr) -extern struct attribute * dev_default_attrs[]; - static ssize_t dev_attr_show(struct kobject * kobj, struct attribute * attr, char * buf) { @@ -89,7 +87,6 @@ static void device_release(struct kobject * kobj) static struct kobj_type ktype_device = { .release = device_release, .sysfs_ops = &dev_sysfs_ops, - .default_attrs = dev_default_attrs, }; diff --git a/drivers/base/interface.c b/drivers/base/interface.c deleted file mode 100644 index bd51584..0000000 --- a/drivers/base/interface.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - * drivers/base/interface.c - common driverfs interface that's exported to - * the world for all devices. - * - * Copyright (c) 2002-3 Patrick Mochel - * Copyright (c) 2002-3 Open Source Development Labs - * - * This file is released under the GPLv2 - * - */ - -#include <linux/device.h> -#include <linux/err.h> -#include <linux/stat.h> -#include <linux/string.h> - -/** - * detach_state - control the default power state for the device. - * - * This is the state the device enters when it's driver module is - * unloaded. The value is an unsigned integer, in the range of 0-4. - * '0' indicates 'On', so no action will be taken when the driver is - * unloaded. This is the default behavior. - * '4' indicates 'Off', meaning the driver core will call the driver's - * shutdown method to quiesce the device. - * 1-3 indicate a low-power state for the device to enter via the - * driver's suspend method. - */ - -static ssize_t detach_show(struct device * dev, char * buf) -{ - return sprintf(buf, "%u\n", dev->detach_state); -} - -static ssize_t detach_store(struct device * dev, const char * buf, size_t n) -{ - u32 state; - state = simple_strtoul(buf, NULL, 10); - if (state > 4) - return -EINVAL; - dev->detach_state = state; - return n; -} - -static DEVICE_ATTR(detach_state, 0644, detach_show, detach_store); - - -struct attribute * dev_default_attrs[] = { - &dev_attr_detach_state.attr, - NULL, -}; diff --git a/drivers/base/power/power.h b/drivers/base/power/power.h index e5eda74..2e700d7 100644 --- a/drivers/base/power/power.h +++ b/drivers/base/power/power.h @@ -1,18 +1,7 @@ - - -enum { - DEVICE_PM_ON, - DEVICE_PM1, - DEVICE_PM2, - DEVICE_PM3, - DEVICE_PM_OFF, -}; - /* * shutdown.c */ -extern int device_detach_shutdown(struct device *); extern void device_shutdown(void); diff --git a/drivers/base/power/shutdown.c b/drivers/base/power/shutdown.c index 9797990..f50a08b 100644 --- a/drivers/base/power/shutdown.c +++ b/drivers/base/power/shutdown.c @@ -19,22 +19,6 @@ extern struct subsystem devices_subsys; -int device_detach_shutdown(struct device * dev) -{ - if (!dev->detach_state) - return 0; - - if (dev->detach_state == DEVICE_PM_OFF) { - if (dev->driver && dev->driver->shutdown) { - dev_dbg(dev, "shutdown\n"); - dev->driver->shutdown(dev); - } - return 0; - } - return dpm_runtime_suspend(dev, dev->detach_state); -} - - /** * We handle system devices differently - we suspend and shut them * down last and resume them first. That way, we don't do anything stupid like |
