40 /* cross talk suppression detection */
195 /* register backup table when cross talk detection */
413  * nau8825_xtalk_sidetone - computes cross talk suppression sidetone gain.
416  * @sig_cros: cross talk signal level
418  * The orignal and cross talk signal vlues need to be characterized.
423  * return cross talk sidetone gain
573 	/* Backup those registers changed by cross talk detection */  in nau8825_xtalk_prepare()
599 	/* Config cross talk parameters and generate the 23Hz sine wave with  in nau8825_xtalk_prepare()
666 	/* Clear cross talk parameters and disable */  in nau8825_xtalk_clean()
675 	/* Restore value of specific register for cross talk */  in nau8825_xtalk_clean()
681 	/* Apply ADC volume for better cross talk performance */  in nau8825_xtalk_imm_start()
719 /* The cross talk measurement function can reduce cross talk across the
720  * JKTIP(HPL) and JKR1(HPR) outputs which measures the cross talk signal
721  * level to determine what cross talk reduction gain is. This system works by
733  * 3. HPL IMM state : Read out cross talk signal level of JKTIP(HPL) and
735  * 4. IMM state : Computes cross talk suppression sidetone gain with orignal
736  *     and cross talk signal level. Apply this gain and then restore codec
746 		 * path and cross talk detection parameters for preparation.  in nau8825_xtalk_measure()
772 		 * the cross talk suppresstion side tone according to the L/R  in nau8825_xtalk_measure()
784 		/* In impedance measure state, the orignal and cross talk  in nau8825_xtalk_measure()
792 		dev_dbg(nau8825->dev, "cross talk sidetone: %x\n", sidetone);  in nau8825_xtalk_measure()
809 	/* To determine the cross talk side tone gain when reach  in nau8825_xtalk_work()
815 	/* Delay jack report until cross talk detection process  in nau8825_xtalk_work()
817 	 * preparation before cross talk detection is still working.  in nau8825_xtalk_work()
818 	 * Meanwhile, the protection of the cross talk detection  in nau8825_xtalk_work()
840 	/* Reset parameters for cross talk suppression function */  in nau8825_xtalk_cancel()
1638 	/* Force to cancel the cross talk detection process */  in nau8825_eject_jack()
1852 				/* Apply the cross talk suppression in the  in nau8825_interrupt()
1856 					/* Raise protection for cross talk de-  in nau8825_interrupt()
1868 				/* Startup cross talk detection process */  in nau8825_interrupt()
1875 				/* The cross talk suppression shouldn't apply  in nau8825_interrupt()
1893 		 * talk detection process is done.  in nau8825_interrupt()
1931 	/* Delay jack report until cross talk detection is done. It can avoid  in nau8825_interrupt()
1932 	 * application to do playback preparation when cross talk detection  in nau8825_interrupt()
2318 		 * fered by cross talk process, the driver make the playback  in nau8825_configure_sysclk()
2319 		 * preparation halted until cross talk process finish.  in nau8825_configure_sysclk()
2366 		 * fered by cross talk process, the driver make the playback  in nau8825_configure_sysclk()
2367 		 * preparation halted until cross talk process finish.  in nau8825_configure_sysclk()
2388 		 * fered by cross talk process, the driver make the playback  in nau8825_configure_sysclk()
2389 		 * preparation halted until cross talk process finish.  in nau8825_configure_sysclk()
2414 		 * fered by cross talk process, the driver make the playback  in nau8825_configure_sysclk()
2415 		 * preparation halted until cross talk process finish.  in nau8825_configure_sysclk()
2515 		/* Cancel and reset cross talk detection funciton */  in nau8825_set_bias_level()
2748 	 * cross talk suppression measurment function.  in nau8825_i2c_probe()