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authorTomas Winkler <tomas.winkler@intel.com>2012-10-11 10:35:08 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-10-24 18:37:31 -0400
commit664df38b3c74656261d4227b4dd380cfa453f78f (patch)
tree35d05f657d0cd04d562edea962bc9122179caf64 /drivers/misc/mei/main.c
parent601a1efa630aab0ca72bf8d638c441a09654b250 (diff)
mei: use mei_io_cb_ warppers also for control flows
move the mei_io_cb_ wrappers to to iorw.c for global use and use them also for handling control flows Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/mei/main.c')
-rw-r--r--drivers/misc/mei/main.c78
1 files changed, 0 insertions, 78 deletions
diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c
index 518e07eb1075..ed4943f6b6c2 100644
--- a/drivers/misc/mei/main.c
+++ b/drivers/misc/mei/main.c
@@ -513,84 +513,6 @@ out:
513 mutex_unlock(&dev->device_lock); 513 mutex_unlock(&dev->device_lock);
514 return rets; 514 return rets;
515} 515}
516
517/**
518 * mei_io_cb_init - allocate and initialize io callback
519 *
520 * @cl - mei client
521 * @file: pointer to file structure
522 *
523 * returns mei_cl_cb pointer or NULL;
524 */
525static struct mei_cl_cb *mei_io_cb_init(struct mei_cl *cl, struct file *fp)
526{
527 struct mei_cl_cb *cb;
528 struct mei_device *dev;
529
530 dev = cl->dev;
531
532 cb = kzalloc(sizeof(struct mei_cl_cb), GFP_KERNEL);
533 if (!cb)
534 return NULL;
535
536 mei_io_list_init(cb);
537
538 cb->file_object = fp;
539 cb->file_private = cl;
540 cb->buf_idx = 0;
541 return cb;
542}
543
544
545/**
546 * mei_io_cb_alloc_req_buf - allocate request buffer
547 *
548 * @cb - io callback structure
549 * @size: size of the buffer
550 *
551 * returns 0 on success
552 * -EINVAL if cb is NULL
553 * -ENOMEM if allocation failed
554 */
555static int mei_io_cb_alloc_req_buf(struct mei_cl_cb *cb, size_t length)
556{
557 if (!cb)
558 return -EINVAL;
559
560 if (length == 0)
561 return 0;
562
563 cb->request_buffer.data = kmalloc(length, GFP_KERNEL);
564 if (!cb->request_buffer.data)
565 return -ENOMEM;
566 cb->request_buffer.size = length;
567 return 0;
568}
569/**
570 * mei_io_cb_alloc_req_buf - allocate respose buffer
571 *
572 * @cb - io callback structure
573 * @size: size of the buffer
574 *
575 * returns 0 on success
576 * -EINVAL if cb is NULL
577 * -ENOMEM if allocation failed
578 */
579static int mei_io_cb_alloc_resp_buf(struct mei_cl_cb *cb, size_t length)
580{
581 if (!cb)
582 return -EINVAL;
583
584 if (length == 0)
585 return 0;
586
587 cb->response_buffer.data = kmalloc(length, GFP_KERNEL);
588 if (!cb->response_buffer.data)
589 return -ENOMEM;
590 cb->response_buffer.size = length;
591 return 0;
592}
593
594/** 516/**
595 * mei_write - the write function. 517 * mei_write - the write function.
596 * 518 *