From: Christoph Hellwig <hch@lst.de>
cutting back some unused legacy PM code
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
25-akpm/include/linux/pm.h | 5 -----
25-akpm/kernel/power/pm.c | 31 -------------------------------
2 files changed, 36 deletions(-)
diff -puN include/linux/pm.h~remove-pm_find-unexport-pm_send include/linux/pm.h
--- 25/include/linux/pm.h~remove-pm_find-unexport-pm_send 2004-09-30 22:36:50.290226328 -0700
+++ 25-akpm/include/linux/pm.h 2004-09-30 22:36:50.295225568 -0700
@@ -143,11 +143,6 @@ int pm_send(struct pm_dev *dev, pm_reque
*/
int pm_send_all(pm_request_t rqst, void *data);
-/*
- * Find a device
- */
-struct pm_dev *pm_find(pm_dev_t type, struct pm_dev *from);
-
static inline void pm_access(struct pm_dev *dev) {}
static inline void pm_dev_idle(struct pm_dev *dev) {}
diff -puN kernel/power/pm.c~remove-pm_find-unexport-pm_send kernel/power/pm.c
--- 25/kernel/power/pm.c~remove-pm_find-unexport-pm_send 2004-09-30 22:36:50.291226176 -0700
+++ 25-akpm/kernel/power/pm.c 2004-09-30 22:36:50.296225416 -0700
@@ -256,41 +256,10 @@ int pm_send_all(pm_request_t rqst, void
return 0;
}
-/**
- * pm_find - find a device
- * @type: type of device
- * @from: where to start looking
- *
- * Scan the power management list for devices of a specific type. The
- * return value for a matching device may be passed to further calls
- * to this function to find further matches. A %NULL indicates the end
- * of the list.
- *
- * To search from the beginning pass %NULL as the @from value.
- *
- * The caller MUST hold the pm_devs_lock lock when calling this
- * function. The instant that the lock is dropped all pointers returned
- * may become invalid.
- */
-
-struct pm_dev *pm_find(pm_dev_t type, struct pm_dev *from)
-{
- struct list_head *entry = from ? from->entry.next:pm_devs.next;
- while (entry != &pm_devs) {
- struct pm_dev *dev = list_entry(entry, struct pm_dev, entry);
- if (type == PM_UNKNOWN_DEV || dev->type == type)
- return dev;
- entry = entry->next;
- }
- return NULL;
-}
-
EXPORT_SYMBOL(pm_register);
EXPORT_SYMBOL(pm_unregister);
EXPORT_SYMBOL(pm_unregister_all);
-EXPORT_SYMBOL(pm_send);
EXPORT_SYMBOL(pm_send_all);
-EXPORT_SYMBOL(pm_find);
EXPORT_SYMBOL(pm_active);
_