325 static size_t write_index; /* Points to the oldest/uninitialized data */  variable
347 		const bool overflowed = write_index < old_write_index;  in stream_cb()
366 			if (read_idx < write_index || (overflowed && read_idx < write_index)) {  in stream_cb()
367 				sh_stream->tx.left_read_idx = write_index;  in stream_cb()
368 				sh_stream->tx.right_read_idx = write_index;  in stream_cb()
376 	const size_t old_write_index = write_index;  in usb_data_received_cb()
399 		usb_in_left_ring_buffer[write_index + i] = pcm[j];  in usb_data_received_cb()
400 		usb_in_right_ring_buffer[write_index + i] = pcm[j + 1];  in usb_data_received_cb()
403 	write_index += USB_SAMPLE_CNT;  in usb_data_received_cb()
405 	if (write_index == USB_IN_RING_BUF_SIZE) {  in usb_data_received_cb()
407 		write_index = 0U;  in usb_data_received_cb()
446 	if (read_idx <= write_index) {  in bap_usb_can_get_full_sdu()
447 		buffer_cnt = write_index - read_idx;  in bap_usb_can_get_full_sdu()
450 		buffer_cnt = write_index + (USB_IN_RING_BUF_SIZE - read_idx);  in bap_usb_can_get_full_sdu()