diff options
Diffstat (limited to 'include/linux/hwspinlock.h')
| -rw-r--r-- | include/linux/hwspinlock.h | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/include/linux/hwspinlock.h b/include/linux/hwspinlock.h index f35b42e8c5de..74b91244fe0e 100644 --- a/include/linux/hwspinlock.h +++ b/include/linux/hwspinlock.h @@ -25,34 +25,6 @@ struct hwspinlock; struct hwspinlock_device; struct hwspinlock_ops; -/** - * struct hwspinlock_pdata - platform data for hwspinlock drivers - * @base_id: base id for this hwspinlock device - * - * hwspinlock devices provide system-wide hardware locks that are used - * by remote processors that have no other way to achieve synchronization. - * - * To achieve that, each physical lock must have a system-wide id number - * that is agreed upon, otherwise remote processors can't possibly assume - * they're using the same hardware lock. - * - * Usually boards have a single hwspinlock device, which provides several - * hwspinlocks, and in this case, they can be trivially numbered 0 to - * (num-of-locks - 1). - * - * In case boards have several hwspinlocks devices, a different base id - * should be used for each hwspinlock device (they can't all use 0 as - * a starting id!). - * - * This platform data structure should be used to provide the base id - * for each device (which is trivially 0 when only a single hwspinlock - * device exists). It can be shared between different platforms, hence - * its location. - */ -struct hwspinlock_pdata { - int base_id; -}; - #ifdef CONFIG_HWSPINLOCK int hwspin_lock_register(struct hwspinlock_device *bank, struct device *dev, |