16 #include <linux/delay.h>
52  * Set adc sample delay.
58  * This delay can be set by setting delay = n, where n is the array
59  * position of the delay in the array delay_table below.
63 static int delay = 4;  variable
64 module_param(delay, int, 0);
65 MODULE_PARM_DESC(delay, "Set adc sample delay.");
86  * order to minimise this, a signal may be applied to the MASK pin to delay or
89  * 0 = No delay or sync
91  * 2 = Edge triggered, edge on pin delays conversion by delay param (above)
92  * 3 = Edge triggered, edge on pin starts conversion after delay param
99  * ADC sample delay times in uS
117 	0      /* No delay, switch matrix always on */
121  * Delay after issuing a POLL command.
123  * The delay is 3 AC97 link frames + the touchpanel settling delay
155 	/* polling mode sample settling delay */  in wm9705_phy_init()
156 	if (delay != 4) {  in wm9705_phy_init()
157 		if (delay < 0 || delay > 15) {  in wm9705_phy_init()
158 			dev_dbg(wm->dev, "supplied delay out of range.");  in wm9705_phy_init()
159 			delay = 4;  in wm9705_phy_init()
163 	dig1 |= WM97XX_DELAY(delay);  in wm9705_phy_init()
164 	dev_dbg(wm->dev, "setting adc sample delay to %d u Secs.",  in wm9705_phy_init()
165 		delay_table[delay]);  in wm9705_phy_init()
212 	int timeout = 5 * delay;  in wm9705_poll_sample()
226 				| WM97XX_POLL | WM97XX_DELAY(delay));  in wm9705_poll_sample()
228 	/* wait 3 AC97 time slots + delay for conversion */  in wm9705_poll_sample()
229 	poll_delay(delay);  in wm9705_poll_sample()
310 			WM97XX_DELAY(delay) |  in wm9705_acc_enable()