From: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx>
.dup and .compare are not used by the sync framework, so remove them
from sw_sync.
Signed-off-by: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx>
---
drivers/staging/android/sw_sync.c | 29 +----------------------------
drivers/staging/android/sync.c | 6 ------
drivers/staging/android/sync.h | 19 -------------------
3 files changed, 1 insertion(+), 53 deletions(-)
diff --git a/drivers/staging/android/sw_sync.c b/drivers/staging/android/sw_sync.c
index c4ff167..566dcdc 100644
--- a/drivers/staging/android/sw_sync.c
+++ b/drivers/staging/android/sw_sync.c
@@ -25,14 +25,6 @@
#include "sw_sync.h"
-static int sw_sync_cmp(u32 a, u32 b)
-{
- if (a == b)
- return 0;
-
- return ((s32)a - (s32)b) < 0 ? -1 : 1;
-}
-
struct sync_pt *sw_sync_pt_create(struct sw_sync_timeline *obj, u32 value)
{
struct sw_sync_pt *pt;
@@ -46,30 +38,13 @@ struct sync_pt *sw_sync_pt_create(struct sw_sync_timeline *obj, u32 value)
}
EXPORT_SYMBOL(sw_sync_pt_create);
-static struct sync_pt *sw_sync_pt_dup(struct sync_pt *sync_pt)
-{
- struct sw_sync_pt *pt = (struct sw_sync_pt *)sync_pt;
- struct sw_sync_timeline *obj =
- (struct sw_sync_timeline *)sync_pt_parent(sync_pt);
-
- return (struct sync_pt *)sw_sync_pt_create(obj, pt->value);
-}
-
static int sw_sync_pt_has_signaled(struct sync_pt *sync_pt)
{
struct sw_sync_pt *pt = (struct sw_sync_pt *)sync_pt;
struct sw_sync_timeline *obj =
(struct sw_sync_timeline *)sync_pt_parent(sync_pt);
- return sw_sync_cmp(obj->value, pt->value) >= 0;
-}
-
-static int sw_sync_pt_compare(struct sync_pt *a, struct sync_pt *b)
-{
- struct sw_sync_pt *pt_a = (struct sw_sync_pt *)a;
- struct sw_sync_pt *pt_b = (struct sw_sync_pt *)b;
-
- return sw_sync_cmp(pt_a->value, pt_b->value);
+ return (pt->value > obj->value) ? 0 : 1;
}
static int sw_sync_fill_driver_data(struct sync_pt *sync_pt,
@@ -103,9 +78,7 @@ static void sw_sync_pt_value_str(struct sync_pt *sync_pt,
static struct sync_timeline_ops sw_sync_timeline_ops = {
.driver_name = "sw_sync",
- .dup = sw_sync_pt_dup,
.has_signaled = sw_sync_pt_has_signaled,
- .compare = sw_sync_pt_compare,
.fill_driver_data = sw_sync_fill_driver_data,
.timeline_value_str = sw_sync_timeline_value_str,
.pt_value_str = sw_sync_pt_value_str,
diff --git a/drivers/staging/android/sync.c b/drivers/staging/android/sync.c
index 7a84f88..f4d9bcd 100644
--- a/drivers/staging/android/sync.c
+++ b/drivers/staging/android/sync.c
@@ -68,9 +68,6 @@ static void sync_timeline_free(struct kref *kref)
sync_timeline_debug_remove(obj);
- if (obj->ops->release_obj)
- obj->ops->release_obj(obj);
-
kfree(obj);
}
@@ -383,9 +380,6 @@ static void android_fence_release(struct fence *fence)
list_del(&pt->active_list);
spin_unlock_irqrestore(fence->lock, flags);
- if (parent->ops->free_pt)
- parent->ops->free_pt(pt);
-
sync_timeline_put(parent);
fence_free(&pt->base);
}
diff --git a/drivers/staging/android/sync.h b/drivers/staging/android/sync.h
index e0865b9..b47058f 100644
--- a/drivers/staging/android/sync.h
+++ b/drivers/staging/android/sync.h
@@ -30,17 +30,10 @@ struct sync_fence;
/**
* struct sync_timeline_ops - sync object implementation ops
* @driver_name: name of the implementation
- * @dup: duplicate a sync_pt
* @has_signaled: returns:
* 1 if pt has signaled
* 0 if pt has not signaled
* <0 on error
- * @compare: returns:
- * 1 if b will signal before a
- * 0 if a and b will signal at the same time
- * -1 if a will signal before b
- * @free_pt: called before sync_pt is freed
- * @release_obj: called before sync_timeline is freed
* @fill_driver_data: write implementation specific driver data to data.
* should return an error if there is not enough room
* as specified by size. This information is returned
@@ -52,20 +45,8 @@ struct sync_timeline_ops {
const char *driver_name;
/* required */
- struct sync_pt * (*dup)(struct sync_pt *pt);
-
- /* required */
int (*has_signaled)(struct sync_pt *pt);
- /* required */
- int (*compare)(struct sync_pt *a, struct sync_pt *b);
-
- /* optional */
- void (*free_pt)(struct sync_pt *sync_pt);
-
- /* optional */
- void (*release_obj)(struct sync_timeline *sync_timeline);
-
/* optional */
int (*fill_driver_data)(struct sync_pt *syncpt, void *data, int size);
--
2.5.0
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