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path: root/drivers/connector/cn_queue.c
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Diffstat (limited to 'drivers/connector/cn_queue.c')
-rw-r--r--drivers/connector/cn_queue.c32
1 files changed, 19 insertions, 13 deletions
diff --git a/drivers/connector/cn_queue.c b/drivers/connector/cn_queue.c
index 966632182e2d..9f2f00d82917 100644
--- a/drivers/connector/cn_queue.c
+++ b/drivers/connector/cn_queue.c
@@ -31,16 +31,19 @@
31#include <linux/connector.h> 31#include <linux/connector.h>
32#include <linux/delay.h> 32#include <linux/delay.h>
33 33
34static void cn_queue_wrapper(void *data) 34void cn_queue_wrapper(void *data)
35{ 35{
36 struct cn_callback_entry *cbq = data; 36 struct cn_callback_data *d = data;
37 37
38 cbq->cb->callback(cbq->cb->priv); 38 d->callback(d->callback_priv);
39 cbq->destruct_data(cbq->ddata); 39
40 cbq->ddata = NULL; 40 d->destruct_data(d->ddata);
41 d->ddata = NULL;
42
43 kfree(d->free);
41} 44}
42 45
43static struct cn_callback_entry *cn_queue_alloc_callback_entry(struct cn_callback *cb) 46static struct cn_callback_entry *cn_queue_alloc_callback_entry(char *name, struct cb_id *id, void (*callback)(void *))
44{ 47{
45 struct cn_callback_entry *cbq; 48 struct cn_callback_entry *cbq;
46 49
@@ -50,8 +53,11 @@ static struct cn_callback_entry *cn_queue_alloc_callback_entry(struct cn_callbac
50 return NULL; 53 return NULL;
51 } 54 }
52 55
53 cbq->cb = cb; 56 snprintf(cbq->id.name, sizeof(cbq->id.name), "%s", name);
54 INIT_WORK(&cbq->work, &cn_queue_wrapper, cbq); 57 memcpy(&cbq->id.id, id, sizeof(struct cb_id));
58 cbq->data.callback = callback;
59
60 INIT_WORK(&cbq->work, &cn_queue_wrapper, &cbq->data);
55 return cbq; 61 return cbq;
56} 62}
57 63
@@ -68,12 +74,12 @@ int cn_cb_equal(struct cb_id *i1, struct cb_id *i2)
68 return ((i1->idx == i2->idx) && (i1->val == i2->val)); 74 return ((i1->idx == i2->idx) && (i1->val == i2->val));
69} 75}
70 76
71int cn_queue_add_callback(struct cn_queue_dev *dev, struct cn_callback *cb) 77int cn_queue_add_callback(struct cn_queue_dev *dev, char *name, struct cb_id *id, void (*callback)(void *))
72{ 78{
73 struct cn_callback_entry *cbq, *__cbq; 79 struct cn_callback_entry *cbq, *__cbq;
74 int found = 0; 80 int found = 0;
75 81
76 cbq = cn_queue_alloc_callback_entry(cb); 82 cbq = cn_queue_alloc_callback_entry(name, id, callback);
77 if (!cbq) 83 if (!cbq)
78 return -ENOMEM; 84 return -ENOMEM;
79 85
@@ -82,7 +88,7 @@ int cn_queue_add_callback(struct cn_queue_dev *dev, struct cn_callback *cb)
82 88
83 spin_lock_bh(&dev->queue_lock); 89 spin_lock_bh(&dev->queue_lock);
84 list_for_each_entry(__cbq, &dev->queue_list, callback_entry) { 90 list_for_each_entry(__cbq, &dev->queue_list, callback_entry) {
85 if (cn_cb_equal(&__cbq->cb->id, &cb->id)) { 91 if (cn_cb_equal(&__cbq->id.id, id)) {
86 found = 1; 92 found = 1;
87 break; 93 break;
88 } 94 }
@@ -99,7 +105,7 @@ int cn_queue_add_callback(struct cn_queue_dev *dev, struct cn_callback *cb)
99 105
100 cbq->nls = dev->nls; 106 cbq->nls = dev->nls;
101 cbq->seq = 0; 107 cbq->seq = 0;
102 cbq->group = cbq->cb->id.idx; 108 cbq->group = cbq->id.id.idx;
103 109
104 return 0; 110 return 0;
105} 111}
@@ -111,7 +117,7 @@ void cn_queue_del_callback(struct cn_queue_dev *dev, struct cb_id *id)
111 117
112 spin_lock_bh(&dev->queue_lock); 118 spin_lock_bh(&dev->queue_lock);
113 list_for_each_entry_safe(cbq, n, &dev->queue_list, callback_entry) { 119 list_for_each_entry_safe(cbq, n, &dev->queue_list, callback_entry) {
114 if (cn_cb_equal(&cbq->cb->id, id)) { 120 if (cn_cb_equal(&cbq->id.id, id)) {
115 list_del(&cbq->callback_entry); 121 list_del(&cbq->callback_entry);
116 found = 1; 122 found = 1;
117 break; 123 break;