diff options
| -rw-r--r-- | net/bluetooth/hidp/core.c | 70 |
1 files changed, 36 insertions, 34 deletions
diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c index 18e7f5a43dc4..6cf526d06e21 100644 --- a/net/bluetooth/hidp/core.c +++ b/net/bluetooth/hidp/core.c | |||
| @@ -243,6 +243,39 @@ static void hidp_input_report(struct hidp_session *session, struct sk_buff *skb) | |||
| 243 | input_sync(dev); | 243 | input_sync(dev); |
| 244 | } | 244 | } |
| 245 | 245 | ||
| 246 | static int __hidp_send_ctrl_message(struct hidp_session *session, | ||
| 247 | unsigned char hdr, unsigned char *data, int size) | ||
| 248 | { | ||
| 249 | struct sk_buff *skb; | ||
| 250 | |||
| 251 | BT_DBG("session %p data %p size %d", session, data, size); | ||
| 252 | |||
| 253 | if (!(skb = alloc_skb(size + 1, GFP_ATOMIC))) { | ||
| 254 | BT_ERR("Can't allocate memory for new frame"); | ||
| 255 | return -ENOMEM; | ||
| 256 | } | ||
| 257 | |||
| 258 | *skb_put(skb, 1) = hdr; | ||
| 259 | if (data && size > 0) | ||
| 260 | memcpy(skb_put(skb, size), data, size); | ||
| 261 | |||
| 262 | skb_queue_tail(&session->ctrl_transmit, skb); | ||
| 263 | |||
| 264 | return 0; | ||
| 265 | } | ||
| 266 | |||
| 267 | static inline int hidp_send_ctrl_message(struct hidp_session *session, | ||
| 268 | unsigned char hdr, unsigned char *data, int size) | ||
| 269 | { | ||
| 270 | int err; | ||
| 271 | |||
| 272 | err = __hidp_send_ctrl_message(session, hdr, data, size); | ||
| 273 | |||
| 274 | hidp_schedule(session); | ||
| 275 | |||
| 276 | return err; | ||
| 277 | } | ||
| 278 | |||
| 246 | static int hidp_queue_report(struct hidp_session *session, | 279 | static int hidp_queue_report(struct hidp_session *session, |
| 247 | unsigned char *data, int size) | 280 | unsigned char *data, int size) |
| 248 | { | 281 | { |
| @@ -282,7 +315,9 @@ static int hidp_send_report(struct hidp_session *session, struct hid_report *rep | |||
| 282 | 315 | ||
| 283 | static int hidp_output_raw_report(struct hid_device *hid, unsigned char *data, size_t count) | 316 | static int hidp_output_raw_report(struct hid_device *hid, unsigned char *data, size_t count) |
| 284 | { | 317 | { |
| 285 | if (hidp_queue_report(hid->driver_data, data, count)) | 318 | if (hidp_send_ctrl_message(hid->driver_data, |
| 319 | HIDP_TRANS_SET_REPORT | HIDP_DATA_RTYPE_FEATURE, | ||
| 320 | data, count)) | ||
| 286 | return -ENOMEM; | 321 | return -ENOMEM; |
| 287 | return count; | 322 | return count; |
| 288 | } | 323 | } |
| @@ -307,39 +342,6 @@ static inline void hidp_del_timer(struct hidp_session *session) | |||
| 307 | del_timer(&session->timer); | 342 | del_timer(&session->timer); |
| 308 | } | 343 | } |
| 309 | 344 | ||
| 310 | static int __hidp_send_ctrl_message(struct hidp_session *session, | ||
| 311 | unsigned char hdr, unsigned char *data, int size) | ||
| 312 | { | ||
| 313 | struct sk_buff *skb; | ||
| 314 | |||
| 315 | BT_DBG("session %p data %p size %d", session, data, size); | ||
| 316 | |||
| 317 | if (!(skb = alloc_skb(size + 1, GFP_ATOMIC))) { | ||
| 318 | BT_ERR("Can't allocate memory for new frame"); | ||
| 319 | return -ENOMEM; | ||
| 320 | } | ||
| 321 | |||
| 322 | *skb_put(skb, 1) = hdr; | ||
| 323 | if (data && size > 0) | ||
| 324 | memcpy(skb_put(skb, size), data, size); | ||
| 325 | |||
| 326 | skb_queue_tail(&session->ctrl_transmit, skb); | ||
| 327 | |||
| 328 | return 0; | ||
| 329 | } | ||
| 330 | |||
| 331 | static inline int hidp_send_ctrl_message(struct hidp_session *session, | ||
| 332 | unsigned char hdr, unsigned char *data, int size) | ||
| 333 | { | ||
| 334 | int err; | ||
| 335 | |||
| 336 | err = __hidp_send_ctrl_message(session, hdr, data, size); | ||
| 337 | |||
| 338 | hidp_schedule(session); | ||
| 339 | |||
| 340 | return err; | ||
| 341 | } | ||
| 342 | |||
| 343 | static void hidp_process_handshake(struct hidp_session *session, | 345 | static void hidp_process_handshake(struct hidp_session *session, |
| 344 | unsigned char param) | 346 | unsigned char param) |
| 345 | { | 347 | { |
