Bluetooth: Controller: Minor updates to code comments

Minor updates and correction to code comments.

Signed-off-by: Vinayak Kariappa Chettimada <[email protected]>

Author: cvinayak

subsys/bluetooth/controller/ll_sw/nordic/hal/nrf5/radio/radio.c

@@ -1602,7 +1602,7 @@ uint32_t radio_tmr_start_us(uint8_t trx, uint32_t start_us)
 	uint32_t now_us = start_us;
 	uint32_t actual_us;
 
-	/* Setup PPI while determining the latency in doing so */
+	/* Setup timer compare while determining the latency in doing so */
 	do {
 		/* Set start to be, now plus the determined latency */
 		start_us = (now_us << 1) - start_us;

subsys/bluetooth/controller/ll_sw/nordic/lll/lll_conn.c

@@ -668,7 +668,9 @@ void lll_conn_isr_tx(void *param)
 #if defined(CONFIG_BT_CTLR_PROFILE_ISR) || \
 	defined(HAL_RADIO_GPIO_HAVE_PA_PIN)
 	radio_tmr_end_capture();
-#endif /* CONFIG_BT_CTLR_PROFILE_ISR */
+#endif /* CONFIG_BT_CTLR_PROFILE_ISR ||
+	* HAL_RADIO_GPIO_HAVE_PA_PIN
+	*/
 
 #if defined(HAL_RADIO_GPIO_HAVE_LNA_PIN)
 	radio_gpio_lna_setup();

subsys/bluetooth/controller/ll_sw/nordic/lll/lll_peripheral.c

@@ -317,7 +317,9 @@ static int prepare_cb(struct lll_prepare_param *p)
 #if defined(CONFIG_BT_CTLR_PROFILE_ISR) || \
 	defined(HAL_RADIO_GPIO_HAVE_PA_PIN)
 	radio_tmr_end_capture();
-#endif /* CONFIG_BT_CTLR_PROFILE_ISR */
+#endif /* CONFIG_BT_CTLR_PROFILE_ISR ||
+	* HAL_RADIO_GPIO_HAVE_PA_PIN
+	*/
 
 #if defined(CONFIG_BT_CTLR_CONN_RSSI)
 	radio_rssi_measure();