ethernet/rocker/rocker_main.c

13 #include <linux/wait.h>
48 	wait_queue_head_t wait;
53 static void rocker_wait_reset(struct rocker_wait *wait)
55 	wait->done = false;
56 	wait->nowait = false;
59 static void rocker_wait_init(struct rocker_wait *wait)
61 	init_waitqueue_head(&wait->wait);
62 	rocker_wait_reset(wait);
67 	struct rocker_wait *wait;
69 	wait = kzalloc(sizeof(*wait), GFP_KERNEL);
70 	if (!wait)
72 	return wait;
75 static void rocker_wait_destroy(struct rocker_wait *wait)
77 	kfree(wait);
80 static bool rocker_wait_event_timeout(struct rocker_wait *wait,
83 	wait_event_timeout(wait->wait, wait->done, HZ / 10);
84 	if (!wait->done)
89 static void rocker_wait_wake_up(struct rocker_wait *wait)
91 	wait->done = true;
92 	wake_up(&wait->wait);
156 			       struct rocker_wait *wait, u32 test_type,
163 	rocker_wait_reset(wait);
166 	if (!rocker_wait_event_timeout(wait, HZ / 10)) {
185 				  struct rocker_wait *wait, int offset)
213 	err = rocker_dma_test_one(rocker, wait, ROCKER_TEST_DMA_CTRL_FILL,
220 	err = rocker_dma_test_one(rocker, wait, ROCKER_TEST_DMA_CTRL_CLEAR,
229 	err = rocker_dma_test_one(rocker, wait, ROCKER_TEST_DMA_CTRL_INVERT,
245 			   struct rocker_wait *wait)
251 		err = rocker_dma_test_offset(rocker, wait, i);
260 	struct rocker_wait *wait = dev_id;
262 	rocker_wait_wake_up(wait);
270 	struct rocker_wait wait;
281 			  rocker_driver_name, &wait);
287 	rocker_wait_init(&wait);
290 	if (!rocker_wait_event_timeout(&wait, HZ / 10)) {
296 	err = rocker_dma_test(rocker, &wait);
301 	free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_TEST), &wait);
559 	struct rocker_wait *wait;
561 	wait = rocker_wait_create();
562 	if (!wait)
564 	rocker_desc_cookie_ptr_set(desc_info, wait);
571 	struct rocker_wait *wait = rocker_desc_cookie_ptr_get(desc_info);
573 	rocker_wait_destroy(wait);
880 	struct rocker_wait *wait;
885 		wait = rocker_desc_cookie_ptr_get(desc_info);
886 		if (wait->nowait) {
889 			rocker_wait_wake_up(wait);
1050 	struct rocker_wait *wait;
1062 	wait = rocker_desc_cookie_ptr_get(desc_info);
1063 	rocker_wait_init(wait);
1064 	wait->nowait = nowait;
1079 	if (!rocker_wait_event_timeout(wait, HZ / 10))