This trivial patch renames omap_hwmod_mutex to _hwmod_list_mutex to indicate
clearly that it is only used for hwmod list manipulation operations.
Signed-off-by: Paul Walmsley <p...@pwsan.com>
Cc: Benoît Cousson <b-cous...@ti.com>
---
arch/arm/mach-omap2/omap_hwmod.c | 27 ++++++++++++++-------------
1 files changed, 14 insertions(+), 13 deletions(-)
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 12a0b9a..0e85278 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -156,7 +156,8 @@
/* omap_hwmod_list contains all registered struct omap_hwmods */
static LIST_HEAD(omap_hwmod_list);
-static DEFINE_MUTEX(omap_hwmod_mutex);
+/* _hwmod_list_mutex protects the list of registered hwmods */
+static DEFINE_MUTEX(_hwmod_list_mutex);
/* mpu_oh: used to add/remove MPU initiator from sleepdep list */
static struct omap_hwmod *mpu_oh;
@@ -874,7 +875,7 @@ static void _shutdown_sysc(struct omap_hwmod *oh)
* @name: find an omap_hwmod by name
*
* Return a pointer to an omap_hwmod by name, or NULL if not found.
- * Caller must hold omap_hwmod_mutex.
+ * Caller must hold _hwmod_list_mutex.
*/
static struct omap_hwmod *_lookup(const char *name)
{
@@ -1502,7 +1503,7 @@ int omap_hwmod_register(struct omap_hwmod *oh)
(oh->_state != _HWMOD_STATE_UNKNOWN))
return -EINVAL;
- mutex_lock(&omap_hwmod_mutex);
+ mutex_lock(&_hwmod_list_mutex);
pr_debug("omap_hwmod: %s: registering\n", oh->name);
@@ -1528,7 +1529,7 @@ int omap_hwmod_register(struct omap_hwmod *oh)
ret = 0;
ohr_unlock:
- mutex_unlock(&omap_hwmod_mutex);
+ mutex_unlock(&_hwmod_list_mutex);
return ret;
}
@@ -1546,9 +1547,9 @@ struct omap_hwmod *omap_hwmod_lookup(const char *name)
if (!name)
return NULL;
- mutex_lock(&omap_hwmod_mutex);
+ mutex_lock(&_hwmod_list_mutex);
oh = _lookup(name);
- mutex_unlock(&omap_hwmod_mutex);
+ mutex_unlock(&_hwmod_list_mutex);
return oh;
}
@@ -1574,13 +1575,13 @@ int omap_hwmod_for_each(int (*fn)(struct omap_hwmod
*oh, void *data),
if (!fn)
return -EINVAL;
- mutex_lock(&omap_hwmod_mutex);
+ mutex_lock(&_hwmod_list_mutex);
list_for_each_entry(temp_oh, &omap_hwmod_list, node) {
ret = (*fn)(temp_oh, data);
if (ret)
break;
}
- mutex_unlock(&omap_hwmod_mutex);
+ mutex_unlock(&_hwmod_list_mutex);
return ret;
}
@@ -1663,10 +1664,10 @@ int omap_hwmod_unregister(struct omap_hwmod *oh)
pr_debug("omap_hwmod: %s: unregistering\n", oh->name);
- mutex_lock(&omap_hwmod_mutex);
+ mutex_lock(&_hwmod_list_mutex);
iounmap(oh->_mpu_rt_va);
list_del(&oh->node);
- mutex_unlock(&omap_hwmod_mutex);
+ mutex_unlock(&_hwmod_list_mutex);
return 0;
}
@@ -2125,7 +2126,7 @@ int omap_hwmod_read_hardreset(struct omap_hwmod *oh,
const char *name)
* @user: arbitrary context data to pass to the callback function
*
* For each omap_hwmod of class @classname, call @fn. Takes
- * omap_hwmod_mutex to prevent the hwmod list from changing during the
+ * _hwmod_list_mutex to prevent the hwmod list from changing during the
* iteration. If the callback function returns something other than
* zero, the iterator is terminated, and the callback function's return
* value is passed back to the caller. Returns 0 upon success, -EINVAL
@@ -2145,7 +2146,7 @@ int omap_hwmod_for_each_by_class(const char *classname,
pr_debug("omap_hwmod: %s: looking for modules of class %s\n",
__func__, classname);
- mutex_lock(&omap_hwmod_mutex);
+ mutex_lock(&_hwmod_list_mutex);
list_for_each_entry(temp_oh, &omap_hwmod_list, node) {
if (!strcmp(temp_oh->class->name, classname)) {
@@ -2157,7 +2158,7 @@ int omap_hwmod_for_each_by_class(const char *classname,
}
}
- mutex_unlock(&omap_hwmod_mutex);
+ mutex_unlock(&_hwmod_list_mutex);
if (ret)
pr_debug("omap_hwmod: %s: iterator terminated early: %d\n",
--
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