153 	if (ivc->tx.position == ivc->num_frames - 1)  in tegra_ivc_advance_tx()
154 		ivc->tx.position = 0;  in tegra_ivc_advance_tx()
156 		ivc->tx.position++;  in tegra_ivc_advance_tx()
165 	if (ivc->rx.position == ivc->num_frames - 1)  in tegra_ivc_advance_rx()
166 		ivc->rx.position = 0;  in tegra_ivc_advance_rx()
168 		ivc->rx.position++;  in tegra_ivc_advance_rx()
291 	 * Order observation of ivc->rx.position potentially indicating new  in tegra_ivc_read_get_next_frame()
296 	tegra_ivc_invalidate_frame(ivc, ivc->rx.phys, ivc->rx.position, 0,  in tegra_ivc_read_get_next_frame()
299 	return tegra_ivc_frame_virt(ivc, &ivc->rx.map, ivc->rx.position, map);  in tegra_ivc_read_get_next_frame()
323 	 * Ensure our write to ivc->rx.position occurs before our read from  in tegra_ivc_read_advance()
324 	 * ivc->tx.position.  in tegra_ivc_read_advance()
351 	return tegra_ivc_frame_virt(ivc, &ivc->tx.map, ivc->tx.position, map);  in tegra_ivc_write_get_next_frame()
366 	tegra_ivc_flush_frame(ivc, ivc->tx.phys, ivc->tx.position, 0,  in tegra_ivc_write_advance()
371 	 * ivc->tx.position.  in tegra_ivc_write_advance()
379 	 * Ensure our write to ivc->tx.position occurs before our read from  in tegra_ivc_write_advance()
380 	 * ivc->rx.position.  in tegra_ivc_write_advance()
455 		ivc->tx.position = 0;  in tegra_ivc_notified()
456 		ivc->rx.position = 0;  in tegra_ivc_notified()
494 		ivc->tx.position = 0;  in tegra_ivc_notified()
495 		ivc->rx.position = 0;  in tegra_ivc_notified()
702 	ivc->tx.position = 0;  in tegra_ivc_init()
703 	ivc->rx.position = 0;  in tegra_ivc_init()