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authorDavid S. Miller <davem@davemloft.net>2009-02-24 06:49:55 -0500
committerDavid S. Miller <davem@davemloft.net>2009-02-24 06:49:55 -0500
commit467388f29fc9cebfb70e7a187107b6b5d772cb44 (patch)
tree4e6fffa65f38addffc149a5fe88be3d2161eaf6e /drivers/base
parent028e1415a78733fcd2cba4b4c001826cc37a373e (diff)
parentf7e603ad8f78cd3b59e33fa72707da0cbabdf699 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/base.h2
-rw-r--r--drivers/base/dd.c17
-rw-r--r--drivers/base/power/main.c3
-rw-r--r--drivers/base/sys.c7
4 files changed, 19 insertions, 10 deletions
diff --git a/drivers/base/base.h b/drivers/base/base.h
index 0a5f055dffba..9f50f1b545dc 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -88,8 +88,6 @@ extern void driver_detach(struct device_driver *drv);
88extern int driver_probe_device(struct device_driver *drv, struct device *dev); 88extern int driver_probe_device(struct device_driver *drv, struct device *dev);
89 89
90extern void sysdev_shutdown(void); 90extern void sysdev_shutdown(void);
91extern int sysdev_suspend(pm_message_t state);
92extern int sysdev_resume(void);
93 91
94extern char *make_class_name(const char *name, struct kobject *kobj); 92extern char *make_class_name(const char *name, struct kobject *kobj);
95 93
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index 315bed8d5e7f..135231239103 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -18,9 +18,11 @@
18 */ 18 */
19 19
20#include <linux/device.h> 20#include <linux/device.h>
21#include <linux/delay.h>
21#include <linux/module.h> 22#include <linux/module.h>
22#include <linux/kthread.h> 23#include <linux/kthread.h>
23#include <linux/wait.h> 24#include <linux/wait.h>
25#include <linux/async.h>
24 26
25#include "base.h" 27#include "base.h"
26#include "power/power.h" 28#include "power/power.h"
@@ -168,6 +170,21 @@ int driver_probe_done(void)
168} 170}
169 171
170/** 172/**
173 * wait_for_device_probe
174 * Wait for device probing to be completed.
175 *
176 * Note: this function polls at 100 msec intervals.
177 */
178int wait_for_device_probe(void)
179{
180 /* wait for the known devices to complete their probing */
181 while (driver_probe_done() != 0)
182 msleep(100);
183 async_synchronize_full();
184 return 0;
185}
186
187/**
171 * driver_probe_device - attempt to bind device & driver together 188 * driver_probe_device - attempt to bind device & driver together
172 * @drv: driver to bind a device to 189 * @drv: driver to bind a device to
173 * @dev: device to try to bind to the driver 190 * @dev: device to try to bind to the driver
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index 670c9d6c1407..2d14f4ae6c01 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -333,7 +333,6 @@ static void dpm_power_up(pm_message_t state)
333 */ 333 */
334void device_power_up(pm_message_t state) 334void device_power_up(pm_message_t state)
335{ 335{
336 sysdev_resume();
337 dpm_power_up(state); 336 dpm_power_up(state);
338} 337}
339EXPORT_SYMBOL_GPL(device_power_up); 338EXPORT_SYMBOL_GPL(device_power_up);
@@ -577,8 +576,6 @@ int device_power_down(pm_message_t state)
577 } 576 }
578 dev->power.status = DPM_OFF_IRQ; 577 dev->power.status = DPM_OFF_IRQ;
579 } 578 }
580 if (!error)
581 error = sysdev_suspend(state);
582 if (error) 579 if (error)
583 dpm_power_up(resume_event(state)); 580 dpm_power_up(resume_event(state));
584 return error; 581 return error;
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index c98c31ec2f75..b428c8c4bc64 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -303,7 +303,6 @@ void sysdev_unregister(struct sys_device * sysdev)
303 * is guaranteed by virtue of the fact that child devices are registered 303 * is guaranteed by virtue of the fact that child devices are registered
304 * after their parents. 304 * after their parents.
305 */ 305 */
306
307void sysdev_shutdown(void) 306void sysdev_shutdown(void)
308{ 307{
309 struct sysdev_class * cls; 308 struct sysdev_class * cls;
@@ -363,7 +362,6 @@ static void __sysdev_resume(struct sys_device *dev)
363 * This is only called by the device PM core, so we let them handle 362 * This is only called by the device PM core, so we let them handle
364 * all synchronization. 363 * all synchronization.
365 */ 364 */
366
367int sysdev_suspend(pm_message_t state) 365int sysdev_suspend(pm_message_t state)
368{ 366{
369 struct sysdev_class * cls; 367 struct sysdev_class * cls;
@@ -432,7 +430,7 @@ aux_driver:
432 } 430 }
433 return ret; 431 return ret;
434} 432}
435 433EXPORT_SYMBOL_GPL(sysdev_suspend);
436 434
437/** 435/**
438 * sysdev_resume - Bring system devices back to life. 436 * sysdev_resume - Bring system devices back to life.
@@ -442,7 +440,6 @@ aux_driver:
442 * 440 *
443 * Note: Interrupts are disabled when called. 441 * Note: Interrupts are disabled when called.
444 */ 442 */
445
446int sysdev_resume(void) 443int sysdev_resume(void)
447{ 444{
448 struct sysdev_class * cls; 445 struct sysdev_class * cls;
@@ -463,7 +460,7 @@ int sysdev_resume(void)
463 } 460 }
464 return 0; 461 return 0;
465} 462}
466 463EXPORT_SYMBOL_GPL(sysdev_resume);
467 464
468int __init system_bus_init(void) 465int __init system_bus_init(void)
469{ 466{