140 hv_get_next_write_location(struct hv_ring_buffer_info *ring_info)  in hv_get_next_write_location()  argument
142 	u32 next = ring_info->ring_buffer->write_index;  in hv_get_next_write_location()
154 hv_set_next_write_location(struct hv_ring_buffer_info *ring_info,  in hv_set_next_write_location()  argument
157 	ring_info->ring_buffer->write_index = next_write_location;  in hv_set_next_write_location()
166 hv_get_next_read_location(struct hv_ring_buffer_info *ring_info)  in hv_get_next_read_location()  argument
168 	u32 next = ring_info->ring_buffer->read_index;  in hv_get_next_read_location()
180 hv_get_next_readlocation_withoffset(struct hv_ring_buffer_info *ring_info,  in hv_get_next_readlocation_withoffset()  argument
183 	u32 next = ring_info->ring_buffer->read_index;  in hv_get_next_readlocation_withoffset()
186 	next %= ring_info->ring_datasize;  in hv_get_next_readlocation_withoffset()
199 hv_set_next_read_location(struct hv_ring_buffer_info *ring_info,  in hv_set_next_read_location()  argument
202 	ring_info->ring_buffer->read_index = next_read_location;  in hv_set_next_read_location()
213 hv_get_ring_buffer(struct hv_ring_buffer_info *ring_info)  in hv_get_ring_buffer()  argument
215 	return (void *)ring_info->ring_buffer->buffer;  in hv_get_ring_buffer()
226 hv_get_ring_buffersize(struct hv_ring_buffer_info *ring_info)  in hv_get_ring_buffersize()  argument
228 	return ring_info->ring_datasize;  in hv_get_ring_buffersize()
239 hv_get_ring_bufferindices(struct hv_ring_buffer_info *ring_info)  in hv_get_ring_bufferindices()  argument
241 	return (u64)ring_info->ring_buffer->write_index << 32;  in hv_get_ring_bufferindices()
253 	struct hv_ring_buffer_info	*ring_info,  in hv_copyfrom_ringbuffer()  argument
258 	void *ring_buffer = hv_get_ring_buffer(ring_info);  in hv_copyfrom_ringbuffer()
259 	u32 ring_buffer_size = hv_get_ring_buffersize(ring_info);  in hv_copyfrom_ringbuffer()
290 	struct hv_ring_buffer_info	*ring_info,  in hv_copyto_ringbuffer()  argument
295 	void *ring_buffer = hv_get_ring_buffer(ring_info);  in hv_copyto_ringbuffer()
296 	u32 ring_buffer_size = hv_get_ring_buffersize(ring_info);  in hv_copyto_ringbuffer()
320 void hv_ringbuffer_get_debuginfo(struct hv_ring_buffer_info *ring_info,  in hv_ringbuffer_get_debuginfo()  argument
326 	if (ring_info->ring_buffer) {  in hv_ringbuffer_get_debuginfo()
327 		hv_get_ringbuffer_availbytes(ring_info,  in hv_ringbuffer_get_debuginfo()
334 			ring_info->ring_buffer->read_index;  in hv_ringbuffer_get_debuginfo()
336 			ring_info->ring_buffer->write_index;  in hv_ringbuffer_get_debuginfo()
338 			ring_info->ring_buffer->interrupt_mask;  in hv_ringbuffer_get_debuginfo()
349 int hv_ringbuffer_init(struct hv_ring_buffer_info *ring_info,  in hv_ringbuffer_init()  argument
355 	memset(ring_info, 0, sizeof(struct hv_ring_buffer_info));  in hv_ringbuffer_init()
357 	ring_info->ring_buffer = (struct hv_ring_buffer *)buffer;  in hv_ringbuffer_init()
358 	ring_info->ring_buffer->read_index =  in hv_ringbuffer_init()
359 		ring_info->ring_buffer->write_index = 0;  in hv_ringbuffer_init()
361 	ring_info->ring_size = buflen;  in hv_ringbuffer_init()
362 	ring_info->ring_datasize = buflen - sizeof(struct hv_ring_buffer);  in hv_ringbuffer_init()
364 	spin_lock_init(&ring_info->ring_lock);  in hv_ringbuffer_init()
376 void hv_ringbuffer_cleanup(struct hv_ring_buffer_info *ring_info)  in hv_ringbuffer_cleanup()  argument