53 	uint32_t read_offset[CRAS_NUM_SHM_BUFFERS];  member
114 	unsigned read_offset, write_offset;  in cras_shm_get_curr_read_frames()  local
116 	read_offset =  in cras_shm_get_curr_read_frames()
117 		cras_shm_check_read_offset(shm, shm->area->read_offset[i]);  in cras_shm_get_curr_read_frames()
121 	if (read_offset > write_offset)  in cras_shm_get_curr_read_frames()
124 		return (write_offset - read_offset) / shm->config.frame_bytes;  in cras_shm_get_curr_read_frames()
178 	unsigned read_offset, write_offset, final_offset;  in cras_shm_get_readable_frames()  local
182 	read_offset =  in cras_shm_get_readable_frames()
184 					   shm->area->read_offset[buf_idx]);  in cras_shm_get_readable_frames()
188 	final_offset = read_offset + offset * shm->config.frame_bytes;  in cras_shm_get_readable_frames()
213 		unsigned read_offset, write_offset;  in cras_shm_get_bytes_queued()  local
215 		read_offset = MIN(shm->area->read_offset[i], used_size);  in cras_shm_get_bytes_queued()
218 		if (write_offset > read_offset)  in cras_shm_get_bytes_queued()
219 			total += write_offset - read_offset;  in cras_shm_get_bytes_queued()
240 	unsigned read_offset, write_offset;  in cras_shm_get_frames_in_curr_buffer()  local
243 	read_offset = MIN(shm->area->read_offset[buf_idx], used_size);  in cras_shm_get_frames_in_curr_buffer()
246 	if (write_offset <= read_offset)  in cras_shm_get_frames_in_curr_buffer()
249 	return (write_offset - read_offset) / shm->config.frame_bytes;  in cras_shm_get_frames_in_curr_buffer()
304 	shm->area->read_offset[buf_idx] = 0;  in cras_shm_buffer_written()
335 	shm->area->read_offset[buf_idx] = 0;  in cras_shm_buffer_written_start()
352 	area->read_offset[buf_idx] += frames * config->frame_bytes;  in cras_shm_buffer_read()
353 	if (area->read_offset[buf_idx] >= area->write_offset[buf_idx]) {  in cras_shm_buffer_read()
354 		remainder = area->read_offset[buf_idx] -  in cras_shm_buffer_read()
356 		area->read_offset[buf_idx] = 0;  in cras_shm_buffer_read()
361 			area->read_offset[buf_idx] = remainder;  in cras_shm_buffer_read()
380 	area->read_offset[buf_idx] += frames * config->frame_bytes;  in cras_shm_buffer_read_current()
381 	if (area->read_offset[buf_idx] >= area->write_offset[buf_idx]) {  in cras_shm_buffer_read_current()
382 		area->read_offset[buf_idx] = 0;  in cras_shm_buffer_read_current()