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- hwspinlock core DT support from Suman Anna

Browse source 
- OMAP hwspinlock DT support from Suman Anna
 - QCOM hwspinlock DT support from Bjorn Andersson
 - a new CSR atlas7 hwspinlock driver from Wei Chen
 - CSR atlas7 hwspinlock DT binding document from Wei Chen
 - a tiny QCOM hwspinlock driver fix from Bjorn Andersson
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Merge tag 'hwspinlock-4.2' of git://git.kernel.org/pub/scm/linux/kernel/git/ohad/hwspinlock

Pull hwspinlock updates from Ohad Ben-Cohen:

 - hwspinlock core DT support from Suman Anna

 - OMAP hwspinlock DT support from Suman Anna

 - QCOM hwspinlock DT support from Bjorn Andersson

 - a new CSR atlas7 hwspinlock driver from Wei Chen

 - CSR atlas7 hwspinlock DT binding document from Wei Chen

 - a tiny QCOM hwspinlock driver fix from Bjorn Andersson

* tag 'hwspinlock-4.2' of git://git.kernel.org/pub/scm/linux/kernel/git/ohad/hwspinlock:
  hwspinlock: qcom: Correct msb in regmap_field
  DT: hwspinlock: add the CSR atlas7 hwspinlock bindings document
  hwspinlock: add a CSR atlas7 driver
  hwspinlock: qcom: Add support for Qualcomm HW Mutex block
  DT: hwspinlock: Add binding documentation for Qualcomm hwmutex
  hwspinlock/omap: add support for dt nodes
  Documentation: dt: add the omap hwspinlock bindings document
  hwspinlock/core: add device tree support
  Documentation: dt: add common bindings for hwspinlock
This commit is contained in:
Linus Torvalds 2015-07-03 14:52:25 -07:00
commit d033ed9eea
15 changed files with 605 additions and 68 deletions
Download patch file Download diff file Expand all files Collapse all files

7
include/linux/hwspinlock.h
View file

@ -26,6 +26,7 @@
#define HWLOCK_IRQ 0x02 /* Disable interrupts, don't save state */
struct device;
struct device_node;
struct hwspinlock;
struct hwspinlock_device;
struct hwspinlock_ops;
@ -66,6 +67,7 @@ int hwspin_lock_unregister(struct hwspinlock_device *bank);
struct hwspinlock *hwspin_lock_request(void);
struct hwspinlock *hwspin_lock_request_specific(unsigned int id);
int hwspin_lock_free(struct hwspinlock *hwlock);
int of_hwspin_lock_get_id(struct device_node *np, int index);
int hwspin_lock_get_id(struct hwspinlock *hwlock);
int __hwspin_lock_timeout(struct hwspinlock *, unsigned int, int,
unsigned long *);
@ -120,6 +122,11 @@ void __hwspin_unlock(struct hwspinlock *hwlock, int mode, unsigned long *flags)
{
}
static inline int of_hwspin_lock_get_id(struct device_node *np, int index)
{
return 0;
}
static inline int hwspin_lock_get_id(struct hwspinlock *hwlock)
{
return 0;